third_party/WebKit/Source/core/css/CSSPageRuleTest.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 "core/css/CSSPageRule.h"

#include "core/css/CSSRuleList.h"
#include "core/css/CSSTestHelper.h"

#include "testing/gtest/include/gtest/gtest.h"

namespace blink {

TEST(CSSPageRule, Serializing)
{
    CSSTestHelper helper;

    const char* cssRule = "@page :left { size: auto; }";
    helper.addCSSRules(cssRule);
    if (helper.cssRules()) {
        EXPECT_EQ(1u, helper.cssRules()->length());
        EXPECT_EQ(String(cssRule), helper.cssRules()->item(0)->cssText());
        EXPECT_EQ(CSSRule::kPageRule, helper.cssRules()->item(0)->type());
        if (CSSPageRule* pageRule = toCSSPageRule(helper.cssRules()->item(0)))
            EXPECT_EQ(":left", pageRule->selectorText());
    }
}

TEST(CSSPageRule, selectorText)
{
    CSSTestHelper helper;

    const char* cssRule = "@page :left { size: auto; }";
    helper.addCSSRules(cssRule);
    ASSERT(helper.cssRules());
    EXPECT_EQ(1u, helper.cssRules()->length());

    CSSPageRule* pageRule = toCSSPageRule(helper.cssRules()->item(0));
    EXPECT_EQ(":left", pageRule->selectorText());

    // set invalid page selector.
    pageRule->setSelectorText(":hover");
    EXPECT_EQ(":left", pageRule->selectorText());

    // set invalid page selector.
    pageRule->setSelectorText("right { bla");
    EXPECT_EQ(":left", pageRule->selectorText());

    // set page pseudo class selector.
    pageRule->setSelectorText(":right");
    EXPECT_EQ(":right", pageRule->selectorText());

    // set page type selector.
    pageRule->setSelectorText("namedpage");
    EXPECT_EQ("namedpage", pageRule->selectorText());
}

} // namespace blink