third_party/blink/renderer/core/exported/local_frame_client_impl_test.cc

/*
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#include "third_party/blink/renderer/core/exported/local_frame_client_impl.h"

#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/web/web_local_frame_client.h"
#include "third_party/blink/public/web/web_settings.h"
#include "third_party/blink/public/web/web_view.h"
#include "third_party/blink/renderer/core/frame/frame_test_helpers.h"
#include "third_party/blink/renderer/core/frame/web_local_frame_impl.h"
#include "third_party/blink/renderer/core/testing/document_interface_broker_test_helpers.h"
#include "third_party/blink/renderer/platform/weborigin/kurl.h"
#include "third_party/blink/renderer/platform/wtf/text/cstring.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"

using testing::_;
using testing::Mock;
using testing::Return;

namespace blink {
namespace {

class LocalFrameMockWebFrameClient
    : public frame_test_helpers::TestWebFrameClient {
 public:
  ~LocalFrameMockWebFrameClient() override = default;

  MOCK_METHOD0(UserAgentOverride, WebString());
};

class LocalFrameClientImplTest : public testing::Test {
 protected:
  void SetUp() override {
    ON_CALL(web_frame_client_, UserAgentOverride())
        .WillByDefault(Return(WebString()));

    helper_.Initialize(&web_frame_client_);
  }

  void TearDown() override {
    // Tearing down the WebView by resetting the helper will call
    // UserAgentOverride() in order to store the information for detached
    // requests.
    EXPECT_CALL(WebLocalFrameClient(), UserAgentOverride());
    helper_.Reset();
  }

  WebString UserAgent() {
    // The test always returns the same user agent .
    WTF::CString user_agent = GetLocalFrameClient().UserAgent().Utf8();
    return WebString::FromUTF8(user_agent.data(), user_agent.length());
  }

  WebLocalFrameImpl* MainFrame() { return helper_.LocalMainFrame(); }
  Document& GetDocument() { return *MainFrame()->GetFrame()->GetDocument(); }
  LocalFrameMockWebFrameClient& WebLocalFrameClient() {
    return web_frame_client_;
  }
  LocalFrameClient& GetLocalFrameClient() {
    return *ToLocalFrameClientImpl(MainFrame()->GetFrame()->Client());
  }

 private:
  LocalFrameMockWebFrameClient web_frame_client_;
  frame_test_helpers::WebViewHelper helper_;
};

TEST_F(LocalFrameClientImplTest, UserAgentOverride) {
  const WebString default_user_agent = UserAgent();
  const WebString override_user_agent = WebString::FromUTF8("dummy override");

  // Override the user agent and make sure we get it back.
  EXPECT_CALL(WebLocalFrameClient(), UserAgentOverride())
      .WillOnce(Return(override_user_agent));
  EXPECT_TRUE(override_user_agent.Equals(UserAgent()));
  Mock::VerifyAndClearExpectations(&WebLocalFrameClient());

  // Remove the override and make sure we get the original back.
  EXPECT_CALL(WebLocalFrameClient(), UserAgentOverride())
      .WillOnce(Return(WebString()));
  EXPECT_TRUE(default_user_agent.Equals(UserAgent()));
}

TEST_F(LocalFrameClientImplTest, TestDocumentInterfaceBrokerOverride) {
  mojom::blink::DocumentInterfaceBrokerPtr doc;
  FrameHostTestDocumentInterfaceBroker frame_interface_broker(
      &MainFrame()->GetFrame()->GetDocumentInterfaceBroker(),
      mojo::MakeRequest(&doc));
  MainFrame()->GetFrame()->SetDocumentInterfaceBrokerForTesting(
      doc.PassInterface().PassHandle());

  mojom::blink::FrameHostTestInterfacePtr frame_test;
  MainFrame()
      ->GetFrame()
      ->GetDocumentInterfaceBroker()
      .GetFrameHostTestInterface(mojo::MakeRequest(&frame_test));
  frame_test->GetName(base::BindOnce([](const WTF::String& result) {
    EXPECT_EQ(result, kGetNameTestResponse);
  }));
  frame_interface_broker.Flush();
}

}  // namespace
}  // namespace blink