datetime: timezone fix in toIMF (denoland/std#400)

Original: denoland/std@49ae943
ry · May 13, 2019 · 9c852cd · 9c852cd
1 parent e454934
commit 9c852cd
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/datetime/mod.ts b/datetime/mod.ts
@@ -140,7 +140,7 @@ export function toIMF(date: Date): string {
     "Nov",
     "Dec"
   ];
-  return `${days[date.getDay()]}, ${d} ${
+  return `${days[date.getUTCDay()]}, ${d} ${
     months[date.getUTCMonth()]
   } ${y} ${h}:${min}:${s} GMT`;
 }
diff --git a/datetime/test.ts b/datetime/test.ts
@@ -83,3 +83,12 @@ test({
     assertEquals(actual, expected);
   }
 });
+
+test({
+  name: "[DateTime] to IMF 0",
+  fn(): void {
+    const actual = datetime.toIMF(new Date(0));
+    const expected = "Thus, 01 Jan 1970 00:00:00 GMT";
+    assertEquals(actual, expected);
+  }
+});