1 files changed, 77 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/NumberFormat/prototype/format/signDisplay-de-DE.js b/js/src/tests/test262/intl402/NumberFormat/prototype/format/signDisplay-de-DE.js
new file mode 100644
index 0000000000..8d7a04d7cd
--- /dev/null
+++ b/js/src/tests/test262/intl402/NumberFormat/prototype/format/signDisplay-de-DE.js
@@ -0,0 +1,77 @@
+// Copyright 2019 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-intl.numberformat.prototype.format
+description: Checks handling of the signDisplay option to the NumberFormat constructor.
+locale: [de-DE]
+features: [Intl.NumberFormat-unified]
+---*/
+
+
+const tests = [
+  [
+    "auto",
+    "-∞",
+    "-987",
+    "-0",
+    "-0",
+    "0",
+    "0",
+    "987",
+    "∞",
+    "NaN",
+  ],
+  [
+    "always",
+    "-∞",
+    "-987",
+    "-0",
+    "-0",
+    "+0",
+    "+0",
+    "+987",
+    "+∞",
+    "+NaN",
+  ],
+  [
+    "never",
+    "∞",
+    "987",
+    "0",
+    "0",
+    "0",
+    "0",
+    "987",
+    "∞",
+    "NaN",
+  ],
+  [
+    "exceptZero",
+    "-∞",
+    "-987",
+    "0",
+    "0",
+    "0",
+    "0",
+    "+987",
+    "+∞",
+    "NaN",
+  ],
+];
+
+for (const [signDisplay, ...expected] of tests) {
+  const nf = new Intl.NumberFormat("de-DE", {signDisplay});
+  assert.sameValue(nf.format(-Infinity), expected[0], `-Infinity (${signDisplay})`);
+  assert.sameValue(nf.format(-987), expected[1], `-987 (${signDisplay})`);
+  assert.sameValue(nf.format(-0.0001), expected[2], `-0.0001 (${signDisplay})`);
+  assert.sameValue(nf.format(-0), expected[3], `-0 (${signDisplay})`);
+  assert.sameValue(nf.format(0), expected[4], `0 (${signDisplay})`);
+  assert.sameValue(nf.format(0.0001), expected[5], `0.0001 (${signDisplay})`);
+  assert.sameValue(nf.format(987), expected[6], `987 (${signDisplay})`);
+  assert.sameValue(nf.format(Infinity), expected[7], `Infinity (${signDisplay})`);
+  assert.sameValue(nf.format(NaN), expected[8], `NaN (${signDisplay})`);
+}
+
+
+reportCompare(0, 0);