1 files changed, 50 insertions, 0 deletions
diff --git a/testing/web-platform/tests/WebCryptoAPI/getRandomValues.js b/testing/web-platform/tests/WebCryptoAPI/getRandomValues.js
new file mode 100644
index 000000000..0649d9596
--- /dev/null
+++ b/testing/web-platform/tests/WebCryptoAPI/getRandomValues.js
@@ -0,0 +1,50 @@
+function run_test() {
+    // Step 1.
+    test(function() {
+        assert_throws("TypeMismatchError", function() {
+            self.crypto.getRandomValues(new Float32Array(6))
+        }, "Float32Array")
+        assert_throws("TypeMismatchError", function() {
+            self.crypto.getRandomValues(new Float64Array(6))
+        }, "Float64Array")
+
+        assert_throws("TypeMismatchError", function() {
+            self.crypto.getRandomValues(new Float32Array(65537))
+        }, "Float32Array (too long)")
+        assert_throws("TypeMismatchError", function() {
+            self.crypto.getRandomValues(new Float64Array(65537))
+        }, "Float64Array (too long)")
+    }, "Float arrays")
+
+    var arrays = {
+        'Int8Array': Int8Array,
+        'Int16Array': Int16Array,
+        'Int32Array': Int32Array,
+        'Uint8Array': Uint8Array,
+        'Uint8ClampedArray': Uint8ClampedArray,
+        'Uint16Array': Uint16Array,
+        'Uint32Array': Uint32Array,
+    };
+
+    test(function() {
+        for (var array in arrays) {
+            assert_equals(self.crypto.getRandomValues(new arrays[array](8)).constructor,
+                          arrays[array], "crypto.getRandomValues(new " + array + "(8))")
+        }
+    }, "Integer array")
+
+    test(function() {
+        for (var array in arrays) {
+            var maxlength = 65536 / (arrays[array].BYTES_PER_ELEMENT);
+            assert_throws("QuotaExceededError", function() {
+                self.crypto.getRandomValues(new arrays[array](maxlength + 1))
+            }, "crypto.getRandomValues length over 65536")
+        }
+    }, "Large length")
+
+    test(function() {
+        for (var array in arrays) {
+            assert_true(self.crypto.getRandomValues(new arrays[array](0)).length == 0)
+        }
+    }, "Null arrays")
+}