1 files changed, 81 insertions, 0 deletions
diff --git a/services/common/tests/unit/test_utils_dateprefs.js b/services/common/tests/unit/test_utils_dateprefs.js
new file mode 100644
index 0000000000..0a79ac436a
--- /dev/null
+++ b/services/common/tests/unit/test_utils_dateprefs.js
@@ -0,0 +1,81 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const { Preferences } = ChromeUtils.importESModule(
+  "resource://gre/modules/Preferences.sys.mjs"
+);
+
+var prefs = new Preferences("servicescommon.tests.");
+
+function DummyLogger() {
+  this.messages = [];
+}
+DummyLogger.prototype.warn = function warn(message) {
+  this.messages.push(message);
+};
+
+add_test(function test_set_basic() {
+  let now = new Date();
+
+  CommonUtils.setDatePref(prefs, "test00", now);
+  let value = prefs.get("test00");
+  Assert.equal(value, "" + now.getTime());
+
+  let now2 = CommonUtils.getDatePref(prefs, "test00");
+
+  Assert.equal(now.getTime(), now2.getTime());
+
+  run_next_test();
+});
+
+add_test(function test_set_bounds_checking() {
+  let d = new Date(2342354);
+
+  let failed = false;
+  try {
+    CommonUtils.setDatePref(prefs, "test01", d);
+  } catch (ex) {
+    Assert.ok(ex.message.startsWith("Trying to set"));
+    failed = true;
+  }
+
+  Assert.ok(failed);
+  run_next_test();
+});
+
+add_test(function test_get_bounds_checking() {
+  prefs.set("test_bounds_checking", "13241431");
+
+  let log = new DummyLogger();
+  let d = CommonUtils.getDatePref(prefs, "test_bounds_checking", 0, log);
+  Assert.equal(d.getTime(), 0);
+  Assert.equal(log.messages.length, 1);
+
+  run_next_test();
+});
+
+add_test(function test_get_bad_default() {
+  let failed = false;
+  try {
+    CommonUtils.getDatePref(prefs, "get_bad_default", new Date());
+  } catch (ex) {
+    Assert.ok(ex.message.startsWith("Default value is not a number"));
+    failed = true;
+  }
+
+  Assert.ok(failed);
+  run_next_test();
+});
+
+add_test(function test_get_invalid_number() {
+  prefs.set("get_invalid_number", "hello world");
+
+  let log = new DummyLogger();
+  let d = CommonUtils.getDatePref(prefs, "get_invalid_number", 42, log);
+  Assert.equal(d.getTime(), 42);
+  Assert.equal(log.messages.length, 1);
+
+  run_next_test();
+});