Partial implementation of subscription restrictions.

third_party/WebKit/Source/modules/push_messaging/PushManagerTest.cpp

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "modules/push_messaging/PushManager.h"
+
+#include "bindings/modules/v8/UnionTypesModules.h"
+#include "core/dom/DOMArrayBuffer.h"
+#include "public/platform/WebString.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace blink {
+namespace {
+
+const char kSenderId[] = "0123456789";
+const char kValidKeyMarker = 0x04;
+const int kValidKeyLength = 65;
+
+TEST(PushManagerTest, ValidSenderId)
+{
+    ArrayBufferOrArrayBufferView input =
+        ArrayBufferOrArrayBufferView::fromArrayBuffer(
+            DOMArrayBuffer::create(kSenderId, sizeof(kSenderId)));
+
+    EXPECT_EQ(PushManager::toString(input).utf8(), kSenderId);
+}
+
+TEST(PushManagerTest, ValidSenderKey)
+{
+    uint8_t senderKey[kValidKeyLength];
+    senderKey[0] = kValidKeyMarker;
+    for (int i = 1; i < kValidKeyLength; i++)
+        senderKey[i] = 0x0;
+    ArrayBufferOrArrayBufferView input =
+        ArrayBufferOrArrayBufferView::fromArrayBuffer(
+            DOMArrayBuffer::create(senderKey, kValidKeyLength));
+
+    WebString output = PushManager::toString(input);
+    EXPECT_EQ(0, std::memcmp(output.utf8().c_str(), senderKey, kValidKeyLength));
+}
+
+TEST(PushManagerTest, InvalidSenderKeyMarker)
+{
+    uint8_t senderKey[kValidKeyLength];

[Peter Beverloo, 2016/02/23 14:28:29]

Perhaps rewrite it like this:

===============
uint8_t senderKey[kValidKeyLength];
memset(senderKey, 0, sizeof(senderKey));

senderKey[0] = 0x04;

// ....
=====

That allows you to avoid the loops and just rely on memset() instead.

[harkness, 2016/02/26 11:44:26]

Done.

+    senderKey[0] = 0x05;
+    for (int i = 1; i < kValidKeyLength; i++)
+        senderKey[i] = 0x0;
+    ArrayBufferOrArrayBufferView input =
+        ArrayBufferOrArrayBufferView::fromArrayBuffer(
+            DOMArrayBuffer::create(senderKey, kValidKeyLength));
+
+    WebString output = PushManager::toString(input);
+    EXPECT_TRUE(output.isNull());
+}
+
+TEST(PushManagerTest, InvalidSenderKeyLength)
+{
+    uint8_t senderKey[kValidKeyLength - 1];
+    senderKey[0] = kValidKeyMarker;
+    for (int i = 1; i < kValidKeyLength - 1; i++)
+        senderKey[i] = 0x0;
+    ArrayBufferOrArrayBufferView input =
+        ArrayBufferOrArrayBufferView::fromArrayBuffer(
+            DOMArrayBuffer::create(senderKey, kValidKeyLength-1));
+
+    WebString output = PushManager::toString(input);
+    EXPECT_TRUE(output.isNull());
+}
+
+} // anonymous namespace
+} // namespace blink