LibJS: Implement Temporal.PlainYearMonth.compare

1 files changed, 14 insertions, 0 deletions

diff --git a/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainYearMonth/PlainYearMonth.compare.js b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainYearMonth/PlainYearMonth.compare.js
new file mode 100644
index 0000000000..789845e8d2
--- /dev/null
+++ b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainYearMonth/PlainYearMonth.compare.js
@@ -0,0 +1,14 @@
+describe("correct behavior", () => {
+    test("length is 2", () => {
+        expect(Temporal.PlainYearMonth.compare).toHaveLength(2);
+    });
+
+    test("basic functionality", () => {
+        const plainYearMonth1 = new Temporal.PlainYearMonth(2021, 8);
+        expect(Temporal.PlainYearMonth.compare(plainYearMonth1, plainYearMonth1)).toBe(0);
+        const plainYearMonth2 = new Temporal.PlainYearMonth(2021, 9);
+        expect(Temporal.PlainYearMonth.compare(plainYearMonth2, plainYearMonth2)).toBe(0);
+        expect(Temporal.PlainYearMonth.compare(plainYearMonth1, plainYearMonth2)).toBe(-1);
+        expect(Temporal.PlainYearMonth.compare(plainYearMonth2, plainYearMonth1)).toBe(1);
+    });
+});