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require("luaevent.core")
local buffer = luaevent.core.buffer
require("lunit")
lunit.import("all")
bufferTests = TestCase("bufferTests")
function bufferTests:setup()
self.buffer = buffer.new()
self.buffer2 = buffer.new()
end
function bufferTests:teardown()
self.buffer:close()
self.buffer2:close()
end
local function testDataEqual(expected, actual, msg)
msg = msg or ''
assert_equal(expected, actual:get_data(), "Buffer not the same: " .. msg)
assert_equal(#expected, actual:length(), "Buffer length not the same: " .. msg)
assert_equal(expected, tostring(actual), "Buffer (from tostring) not the same: " .. msg)
assert_equal(#expected, #actual, "Buffer length (from #) not zero: " .. msg)
end
function bufferTests:test_empty()
testDataEqual("", self.buffer, "Buffer not empty")
testDataEqual("", self.buffer2, "Buffer2 not empty")
end
function bufferTests:test_addSimpleString()
self.buffer:add("Hello")
testDataEqual("Hello", self.buffer)
self.buffer:add("Hello")
testDataEqual("HelloHello", self.buffer)
end
function bufferTests:test_addMultipleStrings()
self.buffer:add("Hello", "Hello")
testDataEqual("HelloHello", self.buffer)
end
function bufferTests:test_addDigits()
self.buffer:add(1,2,3,4)
testDataEqual("1234", self.buffer)
self.buffer:add(100)
testDataEqual("1234100", self.buffer)
self.buffer:add(1.1)
testDataEqual("12341001.1", self.buffer)
end
function bufferTests:test_addBuffer()
self.buffer:add(self.buffer2)
testDataEqual("", self.buffer)
testDataEqual("", self.buffer2)
self.buffer2:add("Hello")
testDataEqual("Hello", self.buffer2)
self.buffer:add(self.buffer2)
testDataEqual("Hello", self.buffer)
testDataEqual("", self.buffer2)
assert_error("Cannot self-add buffers", function()
self.buffer:add(self.buffer)
end)
assert_error("Cannot self-add buffers", function()
self.buffer2:add(self.buffer2)
end)
testDataEqual("Hello", self.buffer, "Failures should not affect data content")
testDataEqual("", self.buffer2, "Failures should not affect data content")
end
function bufferTests:test_addBadValues_fail()
assert_error("Should not be able to add no values", function()
self.buffer:add()
end)
assert_error("Should not be able to add boolean true", function()
self.buffer:add(true)
end)
assert_error("Should not be able to add boolean false", function()
self.buffer:add(false)
end)
assert_error("Should not be able to add functions", function()
self.buffer:add(function() end)
end)
assert_error("Should not be able to add threads", function()
self.buffer:add(coroutine.create(function() end))
end)
assert_error("Should not be able to add non-buffer userdata", function()
self.buffer:add(newproxy())
end)
assert_error("Should not be able to add nil values", function()
self.buffer:add(nil)
end)
assert_error("Multiples including valid values should not affect failure results", function()
self.buffer:add("Hello", 1, bufferb, true, false, function() end, newproxy(), nil)
end)
testDataEqual("", self.buffer, "Buffer not empty after failing additions")
end
function bufferTests:test_drain()
self.buffer:add("123456789")
testDataEqual("123456789", self.buffer)
assert_error("Cannot call drain w/ no args", function()
self.buffer:drain()
end)
self.buffer:drain(1)
testDataEqual("23456789", self.buffer)
self.buffer:drain(4)
testDataEqual("6789", self.buffer)
assert_pass("Should be able to apply draining beyond actual buffer length", function()
self.buffer:drain(5)
end)
testDataEqual("", self.buffer)
end
lunit.run()
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