prosody
a2d83b04d769
tests/test.lua

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tests/test.lua @ 361:a2d83b04d769

Update unit testing to output coverage reports
author Matthew Wild <mwild1@gmail.com>
date Thu, 20 Nov 2008 21:02:49 +0000
parent 337:4a1dd1c2c219
child 370:9ade55e059ea
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1
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2 function run_all_tests()
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3 dotest "util.jid"
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4 dotest "core.stanza_router"
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5 dotest "core.s2smanager"
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6 dotest "core.configmanager"
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7 end
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8
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9 local verbosity = tonumber(arg[1]) or 2;
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10
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11 package.path = package.path..";../?.lua";
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12
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13 require "util.import"
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15 local env_mt = { __index = function (t,k) return rawget(_G, k) or print("WARNING: Attempt to access nil global '"..tostring(k).."'"); end };
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16 function testlib_new_env(t)
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17 return setmetatable(t or {}, env_mt);
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18 end
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19
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20 function assert_equal(a, b, message)
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21 if not (a == b) then
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22 error("\n assert_equal failed: "..tostring(a).." ~= "..tostring(b)..(message and ("\n Message: "..message) or ""), 2);
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23 elseif verbosity >= 4 then
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24 print("assert_equal succeeded: "..tostring(a).." == "..tostring(b));
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25 end
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26 end
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27
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28 function dotest(unitname)
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29 local tests = setmetatable({}, { __index = _G });
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30 tests.__unit = unitname;
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31 local chunk, err = loadfile("test_"..unitname:gsub("%.", "_")..".lua");
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32 if not chunk then
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33 print("WARNING: ", "Failed to load tests for "..unitname, err);
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34 return;
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35 end
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36
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37 setfenv(chunk, tests);
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38 local success, err = pcall(chunk);
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39 if not success then
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40 print("WARNING: ", "Failed to initialise tests for "..unitname, err);
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41 return;
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42 end
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43
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44 local unit = setmetatable({}, { __index = setmetatable({ module = function () end }, { __index = _G }) });
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45
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46 local fn = "../"..unitname:gsub("%.", "/")..".lua";
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47 local chunk, err = loadfile(fn);
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48 if not chunk then
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49 print("WARNING: ", "Failed to load module: "..unitname, err);
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50 return;
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51 end
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52
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53 setfenv(chunk, unit);
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54 local success, err = pcall(chunk);
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55 if not success then
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56 print("WARNING: ", "Failed to initialise module: "..unitname, err);
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57 return;
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58 end
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60 for name, f in pairs(unit) do
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61 local test = rawget(tests, name);
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62 if type(f) ~= "function" then
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63 if verbosity >= 3 then
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64 print("INFO: ", "Skipping "..unitname.."."..name.." because it is not a function");
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65 end
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66 elseif type(test) ~= "function" then
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67 if verbosity >= 1 then
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68 print("WARNING: ", unitname.."."..name.." has no test!");
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69 end
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70 else
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71 local line_hook, line_info = new_line_coverage_monitor(fn);
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72 debug.sethook(line_hook, "l")
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73 local success, ret = pcall(test, f, unit);
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74 debug.sethook();
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75 if not success then
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76 print("TEST FAILED! Unit: ["..unitname.."] Function: ["..name.."]");
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77 print(" Location: "..ret:gsub(":%s*\n", "\n"));
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78 line_info(name, false);
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79 elseif verbosity >= 2 then
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80 print("TEST SUCCEEDED: ", unitname, name);
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81 print(string.format("TEST COVERED %d/%d lines", line_info(name, true)));
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82 else
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83 line_info(name, success);
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84 end
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85 end
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86 end
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87 end
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88
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89 function runtest(f, msg)
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90 if not f then print("SUBTEST NOT FOUND: "..(msg or "(no description)")); return; end
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91 local success, ret = pcall(f);
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92 if success and verbosity >= 2 then
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93 print("SUBTEST PASSED: "..(msg or "(no description)"));
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94 elseif (not success) and verbosity >= 1 then
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95 print("SUBTEST FAILED: "..(msg or "(no description)"));
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96 error(ret, 0);
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97 end
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98 end
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99
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100 function new_line_coverage_monitor(file)
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101 local lines_hit, funcs_hit = {}, {};
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102 local total_lines, covered_lines = 0, 0;
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103
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104 for line in io.lines(file) do
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105 total_lines = total_lines + 1;
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106 end
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107
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108 return function (event, line) -- Line hook
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109 if not lines_hit[line] then
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110 local info = debug.getinfo(2, "fSL")
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111 if not info.source:find(file) then return; end
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112 if not funcs_hit[info.func] and info.activelines then
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113 funcs_hit[info.func] = true;
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114 for line in pairs(info.activelines) do
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115 lines_hit[line] = false; -- Marks it as hittable, but not hit yet
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116 end
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117 end
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118 if lines_hit[line] == false then
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119 --print("New line hit: "..line.." in "..debug.getinfo(2, "S").source);
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120 lines_hit[line] = true;
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121 covered_lines = covered_lines + 1;
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122 end
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123 end
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124 end,
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125 function (test_name, success) -- Get info
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126 local fn = file:gsub("^%W*", "");
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127 local total_active_lines = 0;
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128 local coverage_file = io.open("reports/coverage_"..fn:gsub("%W+", "_")..".report", "a+");
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129 for line, active in pairs(lines_hit) do
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130 if active ~= nil then total_active_lines = total_active_lines + 1; end
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131 if coverage_file then
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132 if active == false then coverage_file:write(fn, "|", line, "|", name or "", "|miss\n");
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133 else coverage_file:write(fn, "|", line, "|", name or "", "|", tostring(success), "\n"); end
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134 end
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135 end
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136 if coverage_file then coverage_file:close(); end
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137 return covered_lines, total_active_lines, lines_hit;
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138 end
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139 end
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140
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141 run_all_tests()