prosody
8b5b35baf370
spec/util_ringbuffer_spec.lua

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spec/util_ringbuffer_spec.lua @ 10949:8b5b35baf370

util.ringbuffer: Add test for :discard()
author Matthew Wild <mwild1@gmail.com>
date Tue, 23 Jun 2020 16:50:26 +0100
parent 10901:5e33926f4b43
child 10953:c3b3ac63f4c3
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10948:bebb384090b0 10949:8b5b35baf370
22 local b = rb.new(); 22 local b = rb.new();
23 it("works", function () 23 it("works", function ()
24 assert.truthy(b:write("hi")); 24 assert.truthy(b:write("hi"));
25 end); 25 end);
26 end); 26 end);
27
28 describe(":discard", function ()
29 local b = rb.new();
30 it("works", function ()
31 assert.truthy(b:write("hello world"));
32 assert.truthy(b:discard(6));
33 assert.equal(5, #b);
34 assert.equal("world", b:read(5));
35 end);
36 end);
37
27 describe(":sub", function () 38 describe(":sub", function ()
28 -- Helper function to compare buffer:sub() with string:sub() 39 -- Helper function to compare buffer:sub() with string:sub()
29 local function test_sub(b, x, y) 40 local function test_sub(b, x, y)
30 local s = b:read(#b, true); 41 local s = b:read(#b, true);
31 local string_result, buffer_result = s:sub(x, y), b:sub(x, y); 42 local string_result, buffer_result = s:sub(x, y), b:sub(x, y);