// 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 <memory>
#include <string>
#include <vector>

#include "content/public/test/browser_test.h"
#include "headless/public/devtools/domains/page.h"
#include "headless/public/devtools/domains/security.h"
#include "headless/public/headless_browser.h"
#include "headless/public/headless_devtools_client.h"
#include "headless/public/headless_web_contents.h"
#include "headless/test/headless_browser_test.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/gfx/geometry/size.h"
#include "url/gurl.h"

using testing::UnorderedElementsAre;

namespace headless {

class HeadlessWebContentsTest : public HeadlessBrowserTest {};

IN_PROC_BROWSER_TEST_F(HeadlessWebContentsTest, Navigation) {
  EXPECT_TRUE(embedded_test_server()->Start());

  HeadlessBrowserContext* browser_context =
      browser()->CreateBrowserContextBuilder().Build();

  HeadlessWebContents* web_contents =
      browser_context->CreateWebContentsBuilder()
          .SetInitialURL(embedded_test_server()->GetURL("/hello.html"))
          .Build();
  EXPECT_TRUE(WaitForLoad(web_contents));

  EXPECT_THAT(browser_context->GetAllWebContents(),
              UnorderedElementsAre(web_contents));
}

IN_PROC_BROWSER_TEST_F(HeadlessWebContentsTest, WindowOpen) {
  EXPECT_TRUE(embedded_test_server()->Start());

  HeadlessBrowserContext* browser_context =
      browser()->CreateBrowserContextBuilder().Build();

  HeadlessWebContents* web_contents =
      browser_context->CreateWebContentsBuilder()
          .SetInitialURL(embedded_test_server()->GetURL("/window_open.html"))
          .Build();
  EXPECT_TRUE(WaitForLoad(web_contents));

  EXPECT_EQ(static_cast<size_t>(2),
            browser_context->GetAllWebContents().size());
}

class HeadlessWebContentsScreenshotTest
    : public HeadlessAsyncDevTooledBrowserTest {
 public:
  void RunDevTooledTest() override {
    devtools_client_->GetPage()->GetExperimental()->CaptureScreenshot(
        page::CaptureScreenshotParams::Builder().Build(),
        base::Bind(&HeadlessWebContentsScreenshotTest::OnScreenshotCaptured,
                   base::Unretained(this)));
  }

  void OnScreenshotCaptured(
      std::unique_ptr<page::CaptureScreenshotResult> result) {
    EXPECT_LT(0U, result->GetData().length());
    FinishAsynchronousTest();
  }
};

HEADLESS_ASYNC_DEVTOOLED_TEST_F(HeadlessWebContentsScreenshotTest);

class HeadlessWebContentsSecurityTest
    : public HeadlessAsyncDevTooledBrowserTest,
      public security::ExperimentalObserver {
 public:
  void RunDevTooledTest() override {
    devtools_client_->GetSecurity()->GetExperimental()->AddObserver(this);
    devtools_client_->GetSecurity()->GetExperimental()->Enable(
        security::EnableParams::Builder().Build());
  }

  void OnSecurityStateChanged(
      const security::SecurityStateChangedParams& params) override {
    EXPECT_EQ(security::SecurityState::NEUTRAL, params.GetSecurityState());
    EXPECT_TRUE(params.HasExplanations());

    FinishAsynchronousTest();
  }
};

HEADLESS_ASYNC_DEVTOOLED_TEST_F(HeadlessWebContentsSecurityTest);

}  // namespace headless