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comparison spec/util_queue_spec.lua @ 8240:c803624cae3d

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spec/util_queue: Add iterator and peek tests for 100% line coverage
author Matthew Wild <mwild1@gmail.com>
date Sat, 16 Sep 2017 10:16:08 +0100
parents 4878e4159e12
children c8b75239846c
comparison
equal deleted inserted replaced
8239:20e3d5689cce 8240:c803624cae3d
35 for _ = 1, 10 do 35 for _ = 1, 10 do
36 assert.are.equal(q:pop(), "hello", "queue item incorrect"); 36 assert.are.equal(q:pop(), "hello", "queue item incorrect");
37 end 37 end
38 38
39 assert.are.equal(q:count(), 0, "queue count incorrect"); 39 assert.are.equal(q:count(), 0, "queue count incorrect");
40 assert.are.equal(q:pop(), nil, "empty queue pops non-nil result");
41 assert.are.equal(q:count(), 0, "popping empty queue affects count");
42
43 assert.are.equal(q:peek(), nil, "empty queue peeks non-nil result");
44 assert.are.equal(q:count(), 0, "peeking empty queue affects count");
40 45
41 assert.is_true(q:push(1)); 46 assert.is_true(q:push(1));
42 for i = 1, 1001 do 47 for i = 1, 1001 do
43 assert.are.equal(q:pop(), i); 48 assert.are.equal(q:pop(), i);
44 assert.are.equal(q:count(), 0); 49 assert.are.equal(q:count(), 0);
66 assert.are.equal(q:count(), 10); 71 assert.are.equal(q:count(), 10);
67 72
68 assert.is_true(q:push(11)); 73 assert.is_true(q:push(11));
69 assert.are.equal(q:count(), 10); 74 assert.are.equal(q:count(), 10);
70 assert.are.equal(q:pop(), 2); -- First item should have been purged 75 assert.are.equal(q:pop(), 2); -- First item should have been purged
76 assert.are.equal(q:peek(), 3);
71 77
72 for i = 12, 32 do 78 for i = 12, 32 do
73 assert.is_true(q:push(i)); 79 assert.is_true(q:push(i));
74 end 80 end
75 81
76 assert.are.equal(q:count(), 10); 82 assert.are.equal(q:count(), 10);
77 assert.are.equal(q:pop(), 23); 83 assert.are.equal(q:pop(), 23);
78 end 84 end
79 85
86 do
87 -- Test iterator
88 local q = queue.new(10, true);
89
90 for i = 1, 10 do
91 q:push(i);
92 end
93
94 local i = 0;
95 for item in q:items() do
96 i = i + 1;
97 assert.are.equal(item, i, "unexpected item returned by iterator")
98 end
99 end
100
80 end); 101 end);
81 end); 102 end);
82 end); 103 end);