// Copyright 2014 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 "core/layout/LayoutTheme.h"

#include "core/dom/Document.h"
#include "core/dom/NodeComputedStyle.h"
#include "core/frame/FrameView.h"
#include "core/html/HTMLElement.h"
#include "core/page/FocusController.h"
#include "core/page/Page.h"
#include "core/style/ComputedStyle.h"
#include "core/testing/DummyPageHolder.h"
#include "platform/graphics/Color.h"
#include "testing/gtest/include/gtest/gtest.h"
#include <memory>

namespace blink {

class LayoutThemeTest : public ::testing::Test {
protected:
    void SetUp() override;
    Document& document() const { return *m_document; }
    void setHtmlInnerHTML(const char* htmlContent);

private:
    std::unique_ptr<DummyPageHolder> m_dummyPageHolder;
    Persistent<Document> m_document;
};

void LayoutThemeTest::SetUp()
{
    m_dummyPageHolder = DummyPageHolder::create(IntSize(800, 600));
    m_document = &m_dummyPageHolder->document();
    ASSERT(m_document);
}

void LayoutThemeTest::setHtmlInnerHTML(const char* htmlContent)
{
    document().documentElement()->setInnerHTML(String::fromUTF8(htmlContent), ASSERT_NO_EXCEPTION);
    document().view()->updateAllLifecyclePhases();
}

inline Color outlineColor(Element* element)
{
    return element->computedStyle()->visitedDependentColor(CSSPropertyOutlineColor);
}

inline EBorderStyle outlineStyle(Element* element)
{
    return element->computedStyle()->outlineStyle();
}

TEST_F(LayoutThemeTest, ChangeFocusRingColor)
{
    setHtmlInnerHTML("<span id=span tabIndex=0>Span</span>");

    Element* span = document().getElementById(AtomicString("span"));
    EXPECT_NE(nullptr, span);
    EXPECT_NE(nullptr, span->layoutObject());

    Color customColor = makeRGB(123, 145, 167);

    // Checking unfocused style.
    EXPECT_EQ(BorderStyleNone, outlineStyle(span));
    EXPECT_NE(customColor, outlineColor(span));

    // Do focus.
    document().page()->focusController().setActive(true);
    document().page()->focusController().setFocused(true);
    span->focus();
    document().view()->updateAllLifecyclePhases();

    // Checking focused style.
    EXPECT_NE(BorderStyleNone, outlineStyle(span));
    EXPECT_NE(customColor, outlineColor(span));

    // Change focus ring color.
    LayoutTheme::theme().setCustomFocusRingColor(customColor);
    Page::platformColorsChanged();
    document().view()->updateAllLifecyclePhases();

    // Check that the focus ring color is updated.
    EXPECT_NE(BorderStyleNone, outlineStyle(span));
    EXPECT_EQ(customColor, outlineColor(span));
}

TEST_F(LayoutThemeTest, FormatMediaTime)
{
    struct {
        bool newUi;
        float time;
        float duration;
        String expectedResult;
    } tests[] = {
        {false, 1,    1,    "0:01"   },
        {false, 1,    15,   "0:01"   },
        {false, 1,    600,  "00:01"  },
        {false, 1,    3600, "0:00:01"},
        {false, 1,    7200, "0:00:01"},
        {false, 15,   15,   "0:15"   },
        {false, 15,   600,  "00:15"  },
        {false, 15,   3600, "0:00:15"},
        {false, 15,   7200, "0:00:15"},
        {false, 600,  600,  "10:00"  },
        {false, 600,  3600, "0:10:00"},
        {false, 600,  7200, "0:10:00"},
        {false, 3600, 3600, "1:00:00"},
        {false, 3600, 7200, "1:00:00"},
        {false, 7200, 7200, "2:00:00"},

        {true,  1,    1,    "0:01"   },
        {true,  1,    15,   "0:01"   },
        {true,  1,    600,  "0:01"   },
        {true,  1,    3600, "00:01"  },
        {true,  1,    7200, "000:01" },
        {true,  15,   15,   "0:15"   },
        {true,  15,   600,  "0:15"   },
        {true,  15,   3600, "00:15"  },
        {true,  15,   7200, "000:15" },
        {true,  600,  600,  "10:00"  },
        {true,  600,  3600, "10:00"  },
        {true,  600,  7200, "010:00" },
        {true,  3600, 3600, "60:00"  },
        {true,  3600, 7200, "060:00" },
        {true,  7200, 7200, "120:00" },
    };

    const bool newUi = RuntimeEnabledFeatures::newMediaPlaybackUiEnabled();

    for (const auto& testcase : tests) {
        RuntimeEnabledFeatures::setNewMediaPlaybackUiEnabled(testcase.newUi);
        EXPECT_EQ(testcase.expectedResult,
            LayoutTheme::theme().formatMediaControlsCurrentTime(testcase.time, testcase.duration));
    }
    RuntimeEnabledFeatures::setNewMediaPlaybackUiEnabled(newUi);
}

} // namespace blink