alue:"value2",  style:"--var:value1; --var:value2", testName:"overwrite"},
        { varName:"--var",     expectedValue:" ",   style:"--var:value;--var:;",        testName:"can overwrite with no value"},
        { varName:"--var",     expectedValue:" ",       style:"--var:value;--var: ;",       testName:"can overwrite with space value"},
        { varName:"--var",     expectedValue:"value1",  style:"--var:value1; --Var:value2", testName:"case sensetivity"},
        { varName:"--Var",     expectedValue:"valu