source: ps/trunk/build/premake/premake5/tests/test_string.lua

--
-- tests/test_string.lua
-- Automated test suite for the new string functions.
-- Copyright (c) 2008 Jason Perkins and the Premake project
--

    local suite = test.declare("string")


--
-- string.endswith() tests
--

    function suite.endswith_ReturnsTrue_OnMatch()
        test.istrue(string.endswith("Abcdef", "def"))
    end

    function suite.endswith_ReturnsFalse_OnMismatch()
        test.isfalse(string.endswith("Abcedf", "efg"))
    end
    
    function suite.endswith_ReturnsFalse_OnLongerNeedle()
        test.isfalse(string.endswith("Abc", "Abcdef"))
    end
    
    function suite.endswith_ReturnsFalse_OnNilHaystack()
        test.isfalse(string.endswith(nil, "ghi"))
    end

    function suite.endswith_ReturnsFalse_OnNilNeedle()
        test.isfalse(string.endswith("Abc", nil))
    end
    
    function suite.endswith_ReturnsTrue_OnExactMatch()
        test.istrue(string.endswith("/", "/"))
    end



--
-- string.explode() tests
--

    function suite.explode_ReturnsParts_OnValidCall()
        test.isequal({"aaa","bbb","ccc"}, string.explode("aaa/bbb/ccc", "/", true))
    end



--
-- string.startswith() tests
--

    function suite.startswith_OnMatch()
        test.istrue(string.startswith("Abcdef", "Abc"))
    end

    function suite.startswith_OnMismatch()
        test.isfalse(string.startswith("Abcdef", "ghi"))
    end

    function suite.startswith_OnLongerNeedle()
        test.isfalse(string.startswith("Abc", "Abcdef"))
    end

    function suite.startswith_OnEmptyHaystack()
        test.isfalse(string.startswith("", "Abc"))
    end

    function suite.startswith_OnEmptyNeedle()
        test.istrue(string.startswith("Abcdef", ""))
    end



--
-- string.escapepattern() tests
--

    function suite.escapepattern_escapes()
        test.isequal("boost_filesystem%-vc140%.1%.61%.0%.0", string.escapepattern("boost_filesystem-vc140.1.61.0.0"))
        test.isequal("footage/down/temp/cars_%[100%]_upper/cars_%[100%]_upper%.exr", string.escapepattern("footage/down/temp/cars_[100]_upper/cars_[100]_upper.exr"))
    end

    function suite.escapepattern_doesntEscape()
        local s = '<something foo="bar" />'
        test.isequal(s, s:escapepattern())

        s = 'lorem ipsum dolor sit amet'
        test.isequal(s, s:escapepattern())

        s = 'forward/slashes/foo/bar'
        test.isequal(s, s:escapepattern())

        s = '\\back\\slashes'
        test.isequal(s, s:escapepattern())

        s = 'new\nlines'
        test.isequal(s, s:escapepattern())
    end