VR: Add URL bar security-related coloring and emphasis.

chrome/browser/android/vr_shell/textures/url_bar_texture_unittest.cc

+// Copyright 2017 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 "chrome/browser/android/vr_shell/textures/url_bar_texture.h"
+#include "base/memory/ptr_util.h"
+#include "base/strings/utf_string_conversions.h"
+#include "chrome/browser/android/vr_shell/textures/render_text_wrapper.h"
+#include "components/security_state/core/security_state.h"
+#include "components/url_formatter/url_formatter.h"
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "ui/gfx/color_palette.h"
+#include "ui/gfx/render_text.h"
+
+using security_state::SecurityLevel;
+
+namespace vr_shell {
+
+class MockRenderText : public vr_shell::RenderTextWrapper {
+ public:
+  MockRenderText() : RenderTextWrapper(nullptr) {}
+  ~MockRenderText() override {}
+
+  MOCK_METHOD1(SetColor, void(SkColor value));
+  MOCK_METHOD2(ApplyColor, void(SkColor value, const gfx::Range& range));
+  MOCK_METHOD2(SetStyle, void(gfx::TextStyle style, bool value));
+  MOCK_METHOD3(ApplyStyle,
+               void(gfx::TextStyle style, bool value, const gfx::Range& range));
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(MockRenderText);
+};
+
+static constexpr SkColor kEmphasizedColor = 0xFF000000;

[Ian Vollick, 2017/05/26 01:22:19]

Can you please expose these via color scheme or by static accessors on the
UrlBarTexture class (so that they can't get out of sync)?

[cjgrant, 2017/05/26 15:58:59]

As discussed offline, I do actually want this test to fail if the colors change
unexpectedly.

+static constexpr SkColor kDeemphasizedColor = 0xFF5A5A5A;
+static const SkColor kSecureColor = gfx::kGoogleGreen700;
+static const SkColor kWarningColor = gfx::kGoogleRed700;
+
+class UrlEmphasisTest : public testing::Test {
+ protected:
+  void Verify(const std::string& url_string,
+              SecurityLevel level,
+              const std::string& expected_string) {
+    GURL url(base::UTF8ToUTF16(url_string));
+    url::Parsed parsed;
+    const base::string16 formatted_url = url_formatter::FormatUrl(
+        url, url_formatter::kFormatUrlOmitAll, net::UnescapeRule::NORMAL,
+        &parsed, nullptr, nullptr);
+    EXPECT_EQ(formatted_url, base::UTF8ToUTF16(expected_string));
+    UrlBarTexture::ApplyUrlStyling(formatted_url, parsed, level, &mock_);
+  }
+
+  testing::InSequence in_sequence_;
+  MockRenderText mock_;
+};
+
+TEST_F(UrlEmphasisTest, SecureHttpsHost) {
+  EXPECT_CALL(mock_, SetColor(kDeemphasizedColor));
+  EXPECT_CALL(mock_, ApplyColor(kEmphasizedColor, gfx::Range(8, 16)));
+  EXPECT_CALL(mock_, ApplyColor(kSecureColor, gfx::Range(0, 5)));
+  Verify("https://host.com/page", SecurityLevel::SECURE,
+         "https://host.com/page");
+}
+
+TEST_F(UrlEmphasisTest, NotSecureHttpsHost) {
+  EXPECT_CALL(mock_, SetColor(kDeemphasizedColor));
+  EXPECT_CALL(mock_, ApplyColor(kEmphasizedColor, gfx::Range(8, 16)));
+  Verify("https://host.com/page", SecurityLevel::HTTP_SHOW_WARNING,
+         "https://host.com/page");
+}
+
+TEST_F(UrlEmphasisTest, NotSecureHttpHost) {
+  EXPECT_CALL(mock_, SetColor(kDeemphasizedColor));
+  EXPECT_CALL(mock_, ApplyColor(kEmphasizedColor, gfx::Range(0, 8)));
+  Verify("http://host.com/page", SecurityLevel::HTTP_SHOW_WARNING,
+         "host.com/page");
+}
+
+TEST_F(UrlEmphasisTest, DangerousHttpsHost) {
+  EXPECT_CALL(mock_, SetColor(kDeemphasizedColor));
+  EXPECT_CALL(mock_, ApplyColor(kEmphasizedColor, gfx::Range(8, 16)));
+  EXPECT_CALL(mock_, ApplyColor(kWarningColor, gfx::Range(0, 5)));
+  EXPECT_CALL(mock_, ApplyStyle(gfx::TextStyle::DIAGONAL_STRIKE, true,
+                                gfx::Range(0, 5)));
+  Verify("https://host.com/page", SecurityLevel::DANGEROUS,
+         "https://host.com/page");
+}
+
+TEST_F(UrlEmphasisTest, Data) {
+  EXPECT_CALL(mock_, SetColor(kDeemphasizedColor));
+  EXPECT_CALL(mock_, ApplyColor(kEmphasizedColor, gfx::Range(0, 4)));
+  Verify("data:text/html,lots of data", SecurityLevel::NONE,
+         "data:text/html,lots of data");
+}
+
+}  // namespace vr_shell