mirror of
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82 lines
2.2 KiB
Lua
82 lines
2.2 KiB
Lua
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local queue = require "util.queue";
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describe("util.queue", function()
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describe("#new()", function()
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it("should work", function()
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do
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local q = queue.new(10);
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assert.are.equal(q.size, 10);
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assert.are.equal(q:count(), 0);
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assert.is_true(q:push("one"));
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assert.is_true(q:push("two"));
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assert.is_true(q:push("three"));
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for i = 4, 10 do
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assert.is_true(q:push("hello"));
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assert.are.equal(q:count(), i, "count is not "..i.."("..q:count()..")");
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end
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assert.are.equal(q:push("hello"), nil, "queue overfull!");
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assert.are.equal(q:push("hello"), nil, "queue overfull!");
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assert.are.equal(q:pop(), "one", "queue item incorrect");
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assert.are.equal(q:pop(), "two", "queue item incorrect");
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assert.is_true(q:push("hello"));
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assert.is_true(q:push("hello"));
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assert.are.equal(q:pop(), "three", "queue item incorrect");
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assert.is_true(q:push("hello"));
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assert.are.equal(q:push("hello"), nil, "queue overfull!");
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assert.are.equal(q:push("hello"), nil, "queue overfull!");
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assert.are.equal(q:count(), 10, "queue count incorrect");
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for _ = 1, 10 do
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assert.are.equal(q:pop(), "hello", "queue item incorrect");
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end
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assert.are.equal(q:count(), 0, "queue count incorrect");
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assert.is_true(q:push(1));
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for i = 1, 1001 do
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assert.are.equal(q:pop(), i);
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assert.are.equal(q:count(), 0);
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assert.is_true(q:push(i+1));
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assert.are.equal(q:count(), 1);
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end
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assert.are.equal(q:pop(), 1002);
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assert.is_true(q:push(1));
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for i = 1, 1000 do
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assert.are.equal(q:pop(), i);
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assert.is_true(q:push(i+1));
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end
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assert.are.equal(q:pop(), 1001);
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assert.are.equal(q:count(), 0);
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end
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do
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-- Test queues that purge old items when pushing to a full queue
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local q = queue.new(10, true);
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for i = 1, 10 do
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q:push(i);
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end
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assert.are.equal(q:count(), 10);
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assert.is_true(q:push(11));
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assert.are.equal(q:count(), 10);
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assert.are.equal(q:pop(), 2); -- First item should have been purged
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for i = 12, 32 do
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assert.is_true(q:push(i));
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end
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assert.are.equal(q:count(), 10);
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assert.are.equal(q:pop(), 23);
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end
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end);
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end);
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end);
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