1 files changed, 66 insertions, 0 deletions
diff --git a/browser/extensions/formautofill/test/unit/test_parseAddressFormat.js b/browser/extensions/formautofill/test/unit/test_parseAddressFormat.js
new file mode 100644
index 0000000000..df6c3e3069
--- /dev/null
+++ b/browser/extensions/formautofill/test/unit/test_parseAddressFormat.js
@@ -0,0 +1,66 @@
+"use strict";
+
+var FormAutofillUtils;
+add_setup(async () => {
+  ({ FormAutofillUtils } = ChromeUtils.importESModule(
+    "resource://gre/modules/shared/FormAutofillUtils.sys.mjs"
+  ));
+});
+
+add_task(async function test_parseAddressFormat() {
+  const TEST_CASES = [
+    {
+      fmt: "%N%n%O%n%A%n%C, %S %Z", // US
+      parsed: [
+        { fieldId: "name", newLine: true },
+        { fieldId: "organization", newLine: true },
+        { fieldId: "street-address", newLine: true },
+        { fieldId: "address-level2" },
+        { fieldId: "address-level1" },
+        { fieldId: "postal-code" },
+      ],
+    },
+    {
+      fmt: "%N%n%O%n%A%n%C %S %Z", // CA
+      parsed: [
+        { fieldId: "name", newLine: true },
+        { fieldId: "organization", newLine: true },
+        { fieldId: "street-address", newLine: true },
+        { fieldId: "address-level2" },
+        { fieldId: "address-level1" },
+        { fieldId: "postal-code" },
+      ],
+    },
+    {
+      fmt: "%N%n%O%n%A%n%Z %C", // DE
+      parsed: [
+        { fieldId: "name", newLine: true },
+        { fieldId: "organization", newLine: true },
+        { fieldId: "street-address", newLine: true },
+        { fieldId: "postal-code" },
+        { fieldId: "address-level2" },
+      ],
+    },
+    {
+      fmt: "%N%n%O%n%A%n%D%n%C%n%S %Z", // IE
+      parsed: [
+        { fieldId: "name", newLine: true },
+        { fieldId: "organization", newLine: true },
+        { fieldId: "street-address", newLine: true },
+        { fieldId: "address-level3", newLine: true },
+        { fieldId: "address-level2", newLine: true },
+        { fieldId: "address-level1" },
+        { fieldId: "postal-code" },
+      ],
+    },
+  ];
+
+  Assert.throws(
+    () => FormAutofillUtils.parseAddressFormat(),
+    /fmt string is missing./,
+    "Should throw if fmt is empty"
+  );
+  for (let tc of TEST_CASES) {
+    Assert.deepEqual(FormAutofillUtils.parseAddressFormat(tc.fmt), tc.parsed);
+  }
+});