Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 205 insertions, 0 deletions

diff --git a/intl/locale/tests/unit/test_localeService_negotiateLanguages.js b/intl/locale/tests/unit/test_localeService_negotiateLanguages.js
new file mode 100644
index 0000000000..f929bc3a43
--- /dev/null
+++ b/intl/locale/tests/unit/test_localeService_negotiateLanguages.js
@@ -0,0 +1,205 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const localeService = Services.locale;
+
+const data = {
+  filtering: {
+    "exact match": [
+      [["en"], ["en"], ["en"]],
+      [["en-US"], ["en-US"], ["en-US"]],
+      [["en-Latn-US"], ["en-Latn-US"], ["en-Latn-US"]],
+      [["en-Latn-US-windows"], ["en-Latn-US-windows"], ["en-Latn-US-windows"]],
+      [["fr-FR"], ["de", "it", "fr-FR"], ["fr-FR"]],
+      [
+        ["fr", "pl", "de-DE"],
+        ["pl", "en-US", "de-DE"],
+        ["pl", "de-DE"],
+      ],
+    ],
+    "available as range": [
+      [["en-US"], ["en"], ["en"]],
+      [["en-Latn-US"], ["en-US"], ["en-US"]],
+      [["en-US-windows"], ["en-US"], ["en-US"]],
+      [
+        ["fr-CA", "de-DE"],
+        ["fr", "it", "de"],
+        ["fr", "de"],
+      ],
+      [["ja-JP-windows"], ["ja"], ["ja"]],
+      [
+        ["en-Latn-GB", "en-Latn-IN"],
+        ["en-IN", "en-GB"],
+        ["en-GB", "en-IN"],
+      ],
+    ],
+    "should match on likely subtag": [
+      [["en"], ["en-GB", "de", "en-US"], ["en-US", "en-GB"]],
+      [
+        ["en"],
+        ["en-Latn-GB", "de", "en-Latn-US"],
+        ["en-Latn-US", "en-Latn-GB"],
+      ],
+      [["fr"], ["fr-CA", "fr-FR"], ["fr-FR", "fr-CA"]],
+      [["az-IR"], ["az-Latn", "az-Arab"], ["az-Arab"]],
+      [["sr-RU"], ["sr-Cyrl", "sr-Latn"], ["sr-Latn"]],
+      [["sr"], ["sr-Latn", "sr-Cyrl"], ["sr-Cyrl"]],
+      [["zh-GB"], ["zh-Hans", "zh-Hant"], ["zh-Hant"]],
+      [["sr", "ru"], ["sr-Latn", "ru"], ["ru"]],
+      [["sr-RU"], ["sr-Latn-RO", "sr-Cyrl"], ["sr-Latn-RO"]],
+    ],
+    "should match likelySubtag region over other regions": [
+      [["en-CA"], ["en-ZA", "en-GB", "en-US"], ["en-US", "en-ZA", "en-GB"]],
+    ],
+    "should match cross-region": [
+      [["en"], ["en-US"], ["en-US"]],
+      [["en-US"], ["en-GB"], ["en-GB"]],
+      [["en-Latn-US"], ["en-Latn-GB"], ["en-Latn-GB"]],
+    ],
+    "should match cross-variant": [
+      [["en-US-linux"], ["en-US-windows"], ["en-US-windows"]],
+    ],
+    "should prioritize properly": [
+      // exact match first
+      [
+        ["en-US"],
+        ["en-US-windows", "en", "en-US"],
+        ["en-US", "en", "en-US-windows"],
+      ],
+      // available as range second
+      [["en-Latn-US"], ["en-GB", "en-US"], ["en-US", "en-GB"]],
+      // likely subtags third
+      [["en"], ["en-Cyrl-US", "en-Latn-US"], ["en-Latn-US"]],
+      // variant range fourth
+      [
+        ["en-US-macos"],
+        ["en-US-windows", "en-GB-macos"],
+        ["en-US-windows", "en-GB-macos"],
+      ],
+      // regional range fifth
+      [["en-US-macos"], ["en-GB-windows"], ["en-GB-windows"]],
+      [["en-US"], ["en-GB", "en"], ["en", "en-GB"]],
+      [
+        ["fr-CA-macos", "de-DE"],
+        ["de-DE", "fr-FR-windows"],
+        ["fr-FR-windows", "de-DE"],
+      ],
+    ],
+    "should handle default locale properly": [
+      [["fr"], ["de", "it"], []],
+      [["fr"], ["de", "it"], "en-US", ["en-US"]],
+      [["fr"], ["de", "en-US"], "en-US", ["en-US"]],
+      [
+        ["fr", "de-DE"],
+        ["de-DE", "fr-CA"],
+        "en-US",
+        ["fr-CA", "de-DE", "en-US"],
+      ],
+    ],
+    "should handle all matches on the 1st higher than any on the 2nd": [
+      [
+        ["fr-CA-macos", "de-DE"],
+        ["de-DE", "fr-FR-windows"],
+        ["fr-FR-windows", "de-DE"],
+      ],
+    ],
+    "should handle cases and underscores, returning the form given in the 'available' list":
+      [
+        [["fr_FR"], ["fr-FR"], ["fr-FR"]],
+        [["fr_fr"], ["fr-FR"], ["fr-FR"]],
+        [["fr_Fr"], ["fr-fR"], ["fr-fR"]],
+        [["fr_lAtN_fr"], ["fr-Latn-FR"], ["fr-Latn-FR"]],
+        [["fr_FR"], ["fr_FR"], ["fr_FR"]],
+        [["fr-FR"], ["fr_FR"], ["fr_FR"]],
+        [["fr_Cyrl_FR_macos"], ["fr_Cyrl_fr-macos"], ["fr_Cyrl_fr-macos"]],
+      ],
+    "should handle mozilla specific 3-letter variants": [
+      [
+        ["ja-JP-mac", "de-DE"],
+        ["ja-JP-mac", "de-DE"],
+        ["ja-JP-mac", "de-DE"],
+      ],
+    ],
+    "should not crash on invalid input": [
+      [["fą-FŻ"], ["ór_Fń"], []],
+      [["2"], ["ąóżł"], []],
+      [[[""]], ["fr-FR"], []],
+    ],
+    "should not match on invalid input": [[["en"], ["ťŮ"], []]],
+  },
+  matching: {
+    "should match only one per requested": [
+      [
+        ["fr", "en"],
+        ["en-US", "fr-FR", "en", "fr"],
+        null,
+        localeService.langNegStrategyMatching,
+        ["fr", "en"],
+      ],
+    ],
+  },
+  lookup: {
+    "should match only one": [
+      [
+        ["fr-FR", "en"],
+        ["en-US", "fr-FR", "en", "fr"],
+        "en-US",
+        localeService.langNegStrategyLookup,
+        ["fr-FR"],
+      ],
+    ],
+  },
+};
+
+function run_test() {
+  const nl = localeService.negotiateLanguages;
+
+  const json = JSON.stringify;
+  for (const strategy in data) {
+    for (const groupName in data[strategy]) {
+      const group = data[strategy][groupName];
+      for (const test of group) {
+        const requested = test[0];
+        const available = test[1];
+        const defaultLocale = test.length > 3 ? test[2] : undefined;
+        const strategyInner = test.length > 4 ? test[3] : undefined;
+        const supported = test[test.length - 1];
+
+        const result = nl(test[0], test[1], defaultLocale, strategyInner);
+        deepEqual(
+          result,
+          supported,
+          `\nExpected ${json(requested)} * ${json(available)} = ${json(
+            supported
+          )}.\n`
+        );
+      }
+    }
+  }
+
+  // Verify that we error out when requested or available is not an array.
+  for (const [req, avail] in [
+    [null, ["fr-FR"]],
+    [undefined, ["fr-FR"]],
+    [2, ["fr-FR"]],
+    ["fr-FR", ["fr-FR"]],
+    [["fr-FR"], null],
+    [["fr-FR"], undefined],
+    [["fr-FR"], 2],
+    [["fr-FR"], "fr-FR"],
+    [[null], []],
+    [[undefined], []],
+    [[undefined], [null]],
+    [[undefined], [undefined]],
+    [[null], [null]],
+    [[[]], [[2]]],
+  ]) {
+    Assert.throws(
+      () => {
+        nl(req, avail);
+      },
+      err => err.result == Cr.NS_ERROR_XPC_CANT_CONVERT_PRIMITIVE_TO_ARRAY
+    );
+  }
+}