1 files changed, 50 insertions, 0 deletions
diff --git a/testing/web-platform/tests/user-timing/mark-errors.any.js b/testing/web-platform/tests/user-timing/mark-errors.any.js
new file mode 100644
index 0000000000..39bafc045c
--- /dev/null
+++ b/testing/web-platform/tests/user-timing/mark-errors.any.js
@@ -0,0 +1,50 @@
+// If you're testing an API that constructs a PerformanceMark, add your test here.
+// See the for loop below for details.
+const markConstructionTests = [
+  {
+    testName: "Number should be rejected as the mark-options.",
+    testFunction: function(newMarkFunction) {
+      assert_throws_js(TypeError, function() { newMarkFunction("mark1", 123); }, "Number passed as a dict argument should cause type-error.");
+    },
+  },
+
+  {
+    testName: "NaN should be rejected as the mark-options.",
+    testFunction: function(newMarkFunction) {
+      assert_throws_js(TypeError, function() { newMarkFunction("mark1", NaN); }, "NaN passed as a dict argument should cause type-error.");
+    },
+  },
+
+  {
+    testName: "Infinity should be rejected as the mark-options.",
+    testFunction: function(newMarkFunction) {
+      assert_throws_js(TypeError, function() { newMarkFunction("mark1", Infinity); }, "Infinity passed as a dict argument should cause type-error.");
+    },
+  },
+
+  {
+    testName: "String should be rejected as the mark-options.",
+    testFunction: function(newMarkFunction) {
+      assert_throws_js(TypeError, function() { newMarkFunction("mark1", "string"); }, "String passed as a dict argument should cause type-error.")
+    },
+  },
+
+  {
+    testName: "Negative startTime in mark-options should be rejected",
+    testFunction: function(newMarkFunction) {
+      assert_throws_js(TypeError, function() { newMarkFunction("mark1", {startTime: -1}); }, "Negative startTime should cause type-error.")
+    },
+  },
+];
+
+// There are multiple function calls that can construct a mark using the same arguments so we run
+// each test on each construction method here, avoiding duplication.
+for (let testInfo of markConstructionTests) {
+  test(function() {
+    testInfo.testFunction(self.performance.mark);
+  }, `[performance.mark]: ${testInfo.testName}`);
+
+  test(function() {
+    testInfo.testFunction((markName, obj) => new PerformanceMark(markName, obj));
+  }, `[new PerformanceMark]: ${testInfo.testName}`);
+}