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c65d5da8e99a
spec/util_async_spec.lua

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spec/util_async_spec.lua @ 11931:c65d5da8e99a

mod_admin_shell: List collected metrics in module:info Lets you know what to look for with stats:show()
author Kim Alvefur <zash@zash.se>
date Wed, 24 Nov 2021 20:03:38 +0100
parent 10541:6c6ff4509082
child 11961:542a9a503073
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 local async = require "util.async";
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2
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3 describe("util.async", function()
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4 local debug = false;
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5 local print = print;
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6 if debug then
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7 require "util.logger".add_simple_sink(print);
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8 else
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9 print = function () end
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10 end
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11
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12 local function mock_watchers(event_log)
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13 local function generic_logging_watcher(name)
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14 return function (...)
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15 table.insert(event_log, { name = name, n = select("#", ...)-1, select(2, ...) });
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16 end;
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17 end;
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18 return setmetatable(mock{
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19 ready = generic_logging_watcher("ready");
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20 waiting = generic_logging_watcher("waiting");
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21 error = generic_logging_watcher("error");
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22 }, {
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23 __index = function (_, event)
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24 -- Unexpected watcher called
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25 assert(false, "unexpected watcher called: "..event);
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26 end;
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27 })
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28 end
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29
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30 local function new(func)
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31 local event_log = {};
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32 local spy_func = spy.new(func);
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33 return async.runner(spy_func, mock_watchers(event_log)), spy_func, event_log;
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34 end
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35 describe("#runner", function()
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36 it("should work", function()
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37 local r = new(function (item) assert(type(item) == "number") end);
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38 r:run(1);
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39 r:run(2);
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40 end);
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41
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42 it("should be ready after creation", function ()
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43 local r = new(function () end);
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44 assert.equal(r.state, "ready");
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45 end);
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46
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47 it("should do nothing if the queue is empty", function ()
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48 local did_run;
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49 local r = new(function () did_run = true end);
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50 r:run();
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51 assert.equal(r.state, "ready");
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52 assert.is_nil(did_run);
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53 r:run("hello");
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54 assert.is_true(did_run);
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55 end);
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56
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57 it("should support queuing work items without running", function ()
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58 local did_run;
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59 local r = new(function () did_run = true end);
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60 r:enqueue("hello");
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61 assert.equal(r.state, "ready");
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62 assert.is_nil(did_run);
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63 r:run();
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64 assert.is_true(did_run);
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65 end);
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66
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67 it("should support queuing multiple work items", function ()
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68 local last_item;
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69 local r, s = new(function (item) last_item = item; end);
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70 r:enqueue("hello");
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71 r:enqueue("there");
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72 r:enqueue("world");
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73 assert.equal(r.state, "ready");
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74 r:run();
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75 assert.equal(r.state, "ready");
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76 assert.spy(s).was.called(3);
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77 assert.equal(last_item, "world");
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78 end);
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79
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80 it("should support all simple data types", function ()
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81 local last_item;
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82 local r, s = new(function (item) last_item = item; end);
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83 local values = { {}, 123, "hello", true, false };
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84 for i = 1, #values do
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85 r:enqueue(values[i]);
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86 end
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87 assert.equal(r.state, "ready");
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88 r:run();
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89 assert.equal(r.state, "ready");
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90 assert.spy(s).was.called(#values);
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91 for i = 1, #values do
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92 assert.spy(s).was.called_with(values[i]);
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93 end
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94 assert.equal(last_item, values[#values]);
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95 end);
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96
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97 it("should work with no parameters", function ()
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98 local item = "fail";
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99 local r = async.runner();
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100 local f = spy.new(function () item = "success"; end);
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101 r:run(f);
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102 assert.spy(f).was.called();
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103 assert.equal(item, "success");
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104 end);
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105
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106 it("supports a default error handler", function ()
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107 local item = "fail";
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108 local r = async.runner();
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109 local f = spy.new(function () error("test error"); end);
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110 assert.error_matches(function ()
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111 r:run(f);
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112 end, "test error");
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113 assert.spy(f).was.called();
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114 assert.equal(item, "fail");
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115 end);
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116
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117 describe("#errors", function ()
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118 describe("should notify", function ()
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119 local last_processed_item, last_error;
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120 local r;
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121 r = async.runner(function (item)
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122 if item == "error" then
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123 error({ e = "test error" });
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124 end
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125 last_processed_item = item;
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126 end, mock{
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127 ready = function () end;
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128 waiting = function () end;
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129 error = function (runner, err)
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130 assert.equal(r, runner);
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131 last_error = err;
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132 end;
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133 });
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134
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135 -- Simple item, no error
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136 r:run("hello");
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137 assert.equal(r.state, "ready");
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138 assert.equal(last_processed_item, "hello");
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139 assert.spy(r.watchers.ready).was_not.called();
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140 assert.spy(r.watchers.error).was_not.called();
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141
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142 -- Trigger an error inside the runner
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143 assert.equal(last_error, nil);
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144 r:run("error");
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145 test("the correct watcher functions", function ()
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146 -- Only the error watcher should have been called
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147 assert.spy(r.watchers.ready).was_not.called();
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148 assert.spy(r.watchers.waiting).was_not.called();
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149 assert.spy(r.watchers.error).was.called(1);
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150 end);
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151 test("with the correct error", function ()
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152 -- The error watcher state should be correct, to
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153 -- demonstrate the error was passed correctly
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154 assert.is_table(last_error);
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155 assert.equal(last_error.e, "test error");
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156 last_error = nil;
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157 end);
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158 assert.equal(r.state, "ready");
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159 assert.equal(last_processed_item, "hello");
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160 end);
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161
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162 do
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163 local last_processed_item, last_error;
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164 local r;
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165 local wait, done;
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166 r = async.runner(function (item)
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167 if item == "error" then
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168 error({ e = "test error" });
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169 elseif item == "wait" then
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170 wait, done = async.waiter();
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171 wait();
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172 error({ e = "post wait error" });
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173 end
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174 last_processed_item = item;
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175 end, mock({
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176 ready = function () end;
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177 waiting = function () end;
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178 error = function (runner, err)
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179 assert.equal(r, runner);
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180 last_error = err;
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181 end;
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182 }));
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183
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184 randomize(false); --luacheck: ignore 113/randomize
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185
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186 it("should not be fatal to the runner", function ()
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187 r:run("world");
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188 assert.equal(r.state, "ready");
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189 assert.spy(r.watchers.ready).was_not.called();
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190 assert.equal(last_processed_item, "world");
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191 end);
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192 it("should work despite a #waiter", function ()
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193 -- This test covers an important case where a runner
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194 -- throws an error while being executed outside of the
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195 -- main loop. This happens when it was blocked ('waiting'),
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196 -- and then released (via a call to done()).
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197 last_error = nil;
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198 r:run("wait");
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199 assert.equal(r.state, "waiting");
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200 assert.spy(r.watchers.waiting).was.called(1);
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201 done();
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202 -- At this point an error happens (state goes error->ready)
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203 assert.equal(r.state, "ready");
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204 assert.spy(r.watchers.error).was.called(1);
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205 assert.spy(r.watchers.ready).was.called(1);
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206 assert.is_table(last_error);
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207 assert.equal(last_error.e, "post wait error");
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208 last_error = nil;
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209 r:run("hello again");
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210 assert.spy(r.watchers.ready).was.called(1);
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211 assert.spy(r.watchers.waiting).was.called(1);
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212 assert.spy(r.watchers.error).was.called(1);
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213 assert.equal(r.state, "ready");
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214 assert.equal(last_processed_item, "hello again");
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215 end);
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216 end
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217
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218 it("should continue to process work items", function ()
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219 local last_item;
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220 local runner, runner_func = new(function (item)
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221 if item == "error" then
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222 error("test error");
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223 end
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224 last_item = item;
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225 end);
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226 runner:enqueue("one");
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227 runner:enqueue("error");
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228 runner:enqueue("two");
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229 runner:run();
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230 assert.equal(runner.state, "ready");
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231 assert.spy(runner_func).was.called(3);
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232 assert.spy(runner.watchers.error).was.called(1);
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233 assert.spy(runner.watchers.ready).was.called(0);
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234 assert.spy(runner.watchers.waiting).was.called(0);
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235 assert.equal(last_item, "two");
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236 end);
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237
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238 it("should continue to process work items during resume", function ()
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239 local wait, done, last_item;
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240 local runner, runner_func = new(function (item)
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241 if item == "wait-error" then
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242 wait, done = async.waiter();
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243 wait();
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244 error("test error");
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245 end
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246 last_item = item;
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247 end);
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248 runner:enqueue("one");
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249 runner:enqueue("wait-error");
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250 runner:enqueue("two");
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251 runner:run();
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252 done();
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253 assert.equal(runner.state, "ready");
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254 assert.spy(runner_func).was.called(3);
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255 assert.spy(runner.watchers.error).was.called(1);
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256 assert.spy(runner.watchers.waiting).was.called(1);
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257 assert.spy(runner.watchers.ready).was.called(1);
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258 assert.equal(last_item, "two");
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259 end);
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260 end);
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261 end);
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262 describe("#waiter", function()
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263 it("should error outside of async context", function ()
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264 assert.has_error(function ()
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diff changeset
265 async.waiter();
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266 end);
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267 end);
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268 it("should work", function ()
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269 local wait, done;
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270
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271 local r = new(function (item)
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272 assert(type(item) == "number")
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273 if item == 3 then
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diff changeset
274 wait, done = async.waiter();
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diff changeset
275 wait();
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276 end
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277 end);
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278
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279 r:run(1);
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280 assert(r.state == "ready");
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281 r:run(2);
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282 assert(r.state == "ready");
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283 r:run(3);
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284 assert(r.state == "waiting");
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285 done();
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286 assert(r.state == "ready");
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287 --for k, v in ipairs(l) do print(k,v) end
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288 end);
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289
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290 it("should work", function ()
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291 --------------------
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292 local wait, done;
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293 local last_item = 0;
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294 local r = new(function (item)
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295 assert(type(item) == "number")
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296 assert(item == last_item + 1);
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297 last_item = item;
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298 if item == 3 then
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299 wait, done = async.waiter();
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300 wait();
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301 end
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302 end);
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303
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304 r:run(1);
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305 assert(r.state == "ready");
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306 r:run(2);
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307 assert(r.state == "ready");
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308 r:run(3);
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309 assert(r.state == "waiting");
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310 r:run(4);
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311 assert(r.state == "waiting");
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312 done();
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313 assert(r.state == "ready");
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314 --for k, v in ipairs(l) do print(k,v) end
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315 end);
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316 it("should work", function ()
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317 --------------------
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318 local wait, done;
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319 local last_item = 0;
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320 local r = new(function (item)
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321 assert(type(item) == "number")
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322 assert((item == last_item + 1) or item == 3);
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323 last_item = item;
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324 if item == 3 then
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325 wait, done = async.waiter();
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326 wait();
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327 end
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328 end);
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329
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330 r:run(1);
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331 assert(r.state == "ready");
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332 r:run(2);
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333 assert(r.state == "ready");
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334
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335 r:run(3);
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336 assert(r.state == "waiting");
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337 r:run(3);
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338 assert(r.state == "waiting");
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339 r:run(3);
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340 assert(r.state == "waiting");
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341 r:run(4);
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342 assert(r.state == "waiting");
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343
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344 for i = 1, 3 do
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345 done();
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346 if i < 3 then
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347 assert(r.state == "waiting");
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348 end
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349 end
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350
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351 assert(r.state == "ready");
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352 --for k, v in ipairs(l) do print(k,v) end
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353 end);
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354 it("should work", function ()
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355 --------------------
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356 local wait, done;
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357 local last_item = 0;
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358 local r = new(function (item)
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359 assert(type(item) == "number")
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360 assert((item == last_item + 1) or item == 3);
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361 last_item = item;
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362 if item == 3 then
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363 wait, done = async.waiter();
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364 wait();
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365 end
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366 end);
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367
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368 r:run(1);
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369 assert(r.state == "ready");
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370 r:run(2);
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371 assert(r.state == "ready");
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372
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373 r:run(3);
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374 assert(r.state == "waiting");
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375 r:run(3);
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376 assert(r.state == "waiting");
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377
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378 for i = 1, 2 do
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379 done();
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380 if i < 2 then
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381 assert(r.state == "waiting");
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382 end
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383 end
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384
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385 assert(r.state == "ready");
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386 r:run(4);
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387 assert(r.state == "ready");
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388
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389 assert(r.state == "ready");
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390 --for k, v in ipairs(l) do print(k,v) end
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391 end);
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392 it("should work with multiple runners in parallel", function ()
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393 -- Now with multiple runners
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394 --------------------
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diff changeset
395 local wait1, done1;
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396 local last_item1 = 0;
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397 local r1 = new(function (item)
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398 assert(type(item) == "number")
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diff changeset
399 assert((item == last_item1 + 1) or item == 3);
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400 last_item1 = item;
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diff changeset
401 if item == 3 then
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diff changeset
402 wait1, done1 = async.waiter();
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diff changeset
403 wait1();
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diff changeset
404 end
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diff changeset
405 end, "r1");
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406
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diff changeset
407 local wait2, done2;
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diff changeset
408 local last_item2 = 0;
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409 local r2 = new(function (item)
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diff changeset
410 assert(type(item) == "number")
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diff changeset
411 assert((item == last_item2 + 1) or item == 3);
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diff changeset
412 last_item2 = item;
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diff changeset
413 if item == 3 then
3a1efc0532cb util.async: Add tests
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diff changeset
414 wait2, done2 = async.waiter();
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diff changeset
415 wait2();
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diff changeset
416 end
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diff changeset
417 end, "r2");
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418
8605
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419 r1:run(1);
3a1efc0532cb util.async: Add tests
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parents:
diff changeset
420 assert(r1.state == "ready");
3a1efc0532cb util.async: Add tests
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421 r1:run(2);
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422 assert(r1.state == "ready");
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423
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424 r1:run(3);
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parents:
diff changeset
425 assert(r1.state == "waiting");
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diff changeset
426 r1:run(3);
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diff changeset
427 assert(r1.state == "waiting");
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428
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429 r2:run(1);
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diff changeset
430 assert(r1.state == "waiting");
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431 assert(r2.state == "ready");
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432
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433 r2:run(2);
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diff changeset
434 assert(r1.state == "waiting");
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diff changeset
435 assert(r2.state == "ready");
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436
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437 r2:run(3);
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diff changeset
438 assert(r1.state == "waiting");
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diff changeset
439 assert(r2.state == "waiting");
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diff changeset
440 done2();
8622
92fee8a6c988 util.async: Trim trailing whitespace in tests [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8618
diff changeset
441
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
442 r2:run(3);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
443 assert(r1.state == "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
444 assert(r2.state == "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
445 done2();
8622
92fee8a6c988 util.async: Trim trailing whitespace in tests [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8618
diff changeset
446
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
447 r2:run(4);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
448 assert(r1.state == "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
449 assert(r2.state == "ready");
8622
92fee8a6c988 util.async: Trim trailing whitespace in tests [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8618
diff changeset
450
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
451 for i = 1, 2 do
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
452 done1();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
453 if i < 2 then
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
454 assert(r1.state == "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
455 end
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
456 end
8622
92fee8a6c988 util.async: Trim trailing whitespace in tests [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8618
diff changeset
457
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
458 assert(r1.state == "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
459 r1:run(4);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
460 assert(r1.state == "ready");
8622
92fee8a6c988 util.async: Trim trailing whitespace in tests [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8618
diff changeset
461
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
462 assert(r1.state == "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
463 --for k, v in ipairs(l1) do print(k,v) end
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
464 end);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
465 it("should work work with multiple runners in parallel", function ()
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
466 --------------------
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
467 local wait1, done1;
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
468 local last_item1 = 0;
8633
8ec18a002c30 util.async: tests: more code re-use
Matthew Wild <mwild1@gmail.com>
parents: 8632
diff changeset
469 local r1 = new(function (item)
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
470 print("r1 processing ", item);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
471 assert(type(item) == "number")
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
472 assert((item == last_item1 + 1) or item == 3);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
473 last_item1 = item;
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
474 if item == 3 then
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
475 wait1, done1 = async.waiter();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
476 wait1();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
477 end
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
478 end, "r1");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
479
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
480 local wait2, done2;
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
481 local last_item2 = 0;
8633
8ec18a002c30 util.async: tests: more code re-use
Matthew Wild <mwild1@gmail.com>
parents: 8632
diff changeset
482 local r2 = new(function (item)
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
483 print("r2 processing ", item);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
484 assert.is_number(item);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
485 assert((item == last_item2 + 1) or item == 3);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
486 last_item2 = item;
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
487 if item == 3 then
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
488 wait2, done2 = async.waiter();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
489 wait2();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
490 end
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
491 end, "r2");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
492
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
493 r1:run(1);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
494 assert.equal(r1.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
495 r1:run(2);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
496 assert.equal(r1.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
497
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
498 r1:run(5);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
499 assert.equal(r1.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
500
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
501 r1:run(3);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
502 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
503 r1:run(5); -- Will error, when we get to it
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
504 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
505 done1();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
506 assert.equal(r1.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
507 r1:run(3);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
508 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
509
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
510 r2:run(1);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
511 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
512 assert.equal(r2.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
513
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
514 r2:run(2);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
515 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
516 assert.equal(r2.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
517
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
518 r2:run(3);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
519 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
520 assert.equal(r2.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
521
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
522 done2();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
523 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
524 assert.equal(r2.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
525
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
526 r2:run(3);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
527 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
528 assert.equal(r2.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
529
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
530 done2();
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
531 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
532 assert.equal(r2.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
533
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
534 r2:run(4);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
535 assert.equal(r1.state, "waiting");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
536 assert.equal(r2.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
537
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
538 done1();
8622
92fee8a6c988 util.async: Trim trailing whitespace in tests [luacheck]
Kim Alvefur <zash@zash.se>
parents: 8618
diff changeset
539
8605
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
540 assert.equal(r1.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
541 r1:run(4);
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
542 assert.equal(r1.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
543
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
544 assert.equal(r1.state, "ready");
3a1efc0532cb util.async: Add tests
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
545 end);
8624
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
546
10541
6c6ff4509082 tests: Silence [luacheck] warnings
Kim Alvefur <zash@zash.se>
parents: 8683
diff changeset
547 -- luacheck: ignore 211/rf
6c6ff4509082 tests: Silence [luacheck] warnings
Kim Alvefur <zash@zash.se>
parents: 8683
diff changeset
548 -- FIXME what's rf?
8628
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
549 it("should support multiple done() calls", function ()
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
550 local processed_item;
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
551 local wait, done;
8633
8ec18a002c30 util.async: tests: more code re-use
Matthew Wild <mwild1@gmail.com>
parents: 8632
diff changeset
552 local r, rf = new(function (item)
8628
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
553 wait, done = async.waiter(4);
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
554 wait();
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
555 processed_item = item;
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
556 end);
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
557 r:run("test");
8632
02b841ed03d1 util.async: tests: luacheck-clean, fixes some actual issues
Matthew Wild <mwild1@gmail.com>
parents: 8631
diff changeset
558 for _ = 1, 3 do
8628
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
559 done();
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
560 assert.equal(r.state, "waiting");
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
561 assert.is_nil(processed_item);
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
562 end
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
563 done();
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
564 assert.equal(r.state, "ready");
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
565 assert.equal(processed_item, "test");
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
566 assert.spy(r.watchers.error).was_not.called();
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
567 end);
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
568
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
569 it("should not allow done() to be called more than specified", function ()
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
570 local processed_item;
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
571 local wait, done;
8633
8ec18a002c30 util.async: tests: more code re-use
Matthew Wild <mwild1@gmail.com>
parents: 8632
diff changeset
572 local r, rf = new(function (item)
8628
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
573 wait, done = async.waiter(4);
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
574 wait();
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
575 processed_item = item;
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
576 end);
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
577 r:run("test");
8632
02b841ed03d1 util.async: tests: luacheck-clean, fixes some actual issues
Matthew Wild <mwild1@gmail.com>
parents: 8631
diff changeset
578 for _ = 1, 4 do
8628
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
579 done();
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
580 end
8632
02b841ed03d1 util.async: tests: luacheck-clean, fixes some actual issues
Matthew Wild <mwild1@gmail.com>
parents: 8631
diff changeset
581 assert.has_error(done);
8628
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
582 assert.equal(r.state, "ready");
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
583 assert.equal(processed_item, "test");
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
584 assert.spy(r.watchers.error).was_not.called();
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
585 end);
e88744fa0985 util.async: Add some more tests for wait/done
Matthew Wild <mwild1@gmail.com>
parents: 8624
diff changeset
586
8624
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
587 it("should allow done() to be called before wait()", function ()
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
588 local processed_item;
8633
8ec18a002c30 util.async: tests: more code re-use
Matthew Wild <mwild1@gmail.com>
parents: 8632
diff changeset
589 local r, rf = new(function (item)
8624
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
590 local wait, done = async.waiter();
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
591 done();
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
592 wait();
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
593 processed_item = item;
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
594 end);
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
595 r:run("test");
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
596 assert.equal(processed_item, "test");
5325f0e1791b util.async: tests: Ensure done() can be called before wait()
Matthew Wild <mwild1@gmail.com>
parents: 8623
diff changeset
597 assert.equal(r.state, "ready");
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598 -- Since the observable state did not change,
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599 -- the watchers should not have been called
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600 assert.spy(r.watchers.waiting).was_not.called();
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601 assert.spy(r.watchers.ready).was_not.called();
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602 end);
8605
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603 end);
8648
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604
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605 describe("#ready()", function ()
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606 it("should return false outside an async context", function ()
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607 assert.falsy(async.ready());
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608 end);
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609 it("should return true inside an async context", function ()
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610 local r = new(function ()
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611 assert.truthy(async.ready());
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612 end);
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613 r:run(true);
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614 assert.spy(r.func).was.called();
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615 assert.spy(r.watchers.error).was_not.called();
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616 end);
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617 end);
8605
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618 end);