Test naive parsing of CSS variable names with CSSProperty.findVariableNames == Running test suite: CSSProperty.findVariableNames -- Running test case: CSSProperty.findVariableNames.Empty PASS: "" should contain these CSS variable names: []. -- Running test case: CSSProperty.findVariableNames.EmptyFunction PASS: "var()" should contain these CSS variable names: []. -- Running test case: CSSProperty.findVariableNames.EmptyNoFunction PASS: "--one" should contain these CSS variable names: []. -- Running test case: CSSProperty.findVariableNames.Basic PASS: "var(--one)" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.BasicWithFallback PASS: "var(--one, red)" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.BasicWithVariableFallback PASS: "var(--one, var(--two, red))" should contain these CSS variable names: ["--one","--two"]. -- Running test case: CSSProperty.findVariableNames.Whitespace PASS: "var( --one )" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.Newline PASS: "var( --one )" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.Tab PASS: "var( --one )" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.Nested PASS: "var(--one, var(--two, var(--three)))" should contain these CSS variable names: ["--one","--two","--three"]. -- Running test case: CSSProperty.findVariableNames.Content PASS: "content: "var(--one)"" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.Dashed PASS: "var(----o--n--e)" should contain these CSS variable names: ["----o--n--e"]. -- Running test case: CSSProperty.findVariableNames.NaiveWhitespace PASS: "var(--one --two --three)" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.NaiveDataURI PASS: "data:text/plain;base64,xxxvar(--one)xxx" should contain these CSS variable names: ["--one"]. -- Running test case: CSSProperty.findVariableNames.NaiveMalformed PASS: "var(--var(one))" should contain these CSS variable names: ["--var(one"].