LibJS: Implement Temporal.PlainDateTime.compare()

1 files changed, 13 insertions, 0 deletions

diff --git a/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDateTime/PlainDateTime.compare.js b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDateTime/PlainDateTime.compare.js
new file mode 100644
index 0000000000..7eb4781f28
--- /dev/null
+++ b/Userland/Libraries/LibJS/Tests/builtins/Temporal/PlainDateTime/PlainDateTime.compare.js
@@ -0,0 +1,13 @@
+describe("correct behavior", () => {
+    test("length is 2", () => {
+        expect(Temporal.PlainDateTime.compare).toHaveLength(2);
+    });
+
+    test("basic functionality", () => {
+        const plainDateTime1 = new Temporal.PlainDateTime(2021, 8, 27, 16, 38, 40, 1, 2, 3);
+        expect(Temporal.PlainDateTime.compare(plainDateTime1, plainDateTime1)).toBe(0);
+        const plainDateTime2 = new Temporal.PlainDateTime(2021, 8, 27, 16, 39, 5, 0, 1, 2);
+        expect(Temporal.PlainDateTime.compare(plainDateTime1, plainDateTime2)).toBe(-1);
+        expect(Temporal.PlainDateTime.compare(plainDateTime2, plainDateTime1)).toBe(1);
+    });
+});