1 files changed, 29 insertions, 0 deletions
diff --git a/toolkit/components/search/tests/xpcshell/test_getSubmission_encoding.js b/toolkit/components/search/tests/xpcshell/test_getSubmission_encoding.js
new file mode 100644
index 0000000000..c6f1099ddb
--- /dev/null
+++ b/toolkit/components/search/tests/xpcshell/test_getSubmission_encoding.js
@@ -0,0 +1,29 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const prefix = "https://example.com/?sourceId=Mozilla-search&search=";
+
+add_setup(async function () {
+  await SearchTestUtils.useTestEngines("simple-engines");
+  await AddonTestUtils.promiseStartupManager();
+  await Services.search.init();
+});
+
+function testEncode(engine, charset, query, expected) {
+  engine.wrappedJSObject._queryCharset = charset;
+
+  Assert.equal(
+    engine.getSubmission(query).uri.spec,
+    prefix + expected,
+    `Should have correctly encoded for ${charset}`
+  );
+}
+
+add_task(async function test_getSubmission_encoding() {
+  let engine = await Services.search.getEngineByName("Simple Engine");
+
+  testEncode(engine, "UTF-8", "caff\u00E8", "caff%C3%A8");
+  testEncode(engine, "windows-1252", "caff\u00E8", "caff%E8");
+});