1343:    it("should parse an environment with hlines", function() {
1344:        expect`\begin{matrix}\hline a&b\\ \hline c&d\end{matrix}`.toParse();
1345:        expect`\begin{matrix}\hline a&b\cr \hline c&d\end{matrix}`.toParse();
1346:        expect`\begin{matrix}\hdashline a&b\\ \hdashline c&d\end{matrix}`.toParse();
1349:    it("should forbid hlines outside array environment", () => {
1350:        expect`\hline`.not.toParse();
1824:    it("should parse comments before and between \\hline", () => {
1825:        expect("\\begin{matrix}a&b\\\\ %hline\n" +
1826:            "\\hline %hline\n" +
1827:            "\\hline c&d\\end{matrix}").toParse();
2943:describe("An array environment", function() {
3011:describe("A cases environment", function() {
