Source/core/css/RuleSetTest.cpp

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#include "config.h"
#include "core/css/CSSTestHelper.h"
#include "core/css/RuleSet.h"

#include <gtest/gtest.h>

namespace WebCore {

TEST(RuleSetTest, findBestRuleSetAndAdd_CustomPseudoElements)
{
    CSSTestHelper helper;

    helper.addCSSRules("summary::-webkit-details-marker { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("-webkit-details-marker");
    const RuleData* ruleData = ruleSet.shadowPseudoElementRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    ASSERT_EQ(str, CSSTestHelper::getRule(ruleData, 0).selector().value());
}

TEST(RuleSetTest, findBestRuleSetAndAdd_Id)
{
    CSSTestHelper helper;

    helper.addCSSRules("#id { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("id");
    const RuleData* ruleData = ruleSet.idRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    ASSERT_EQ(str, CSSTestHelper::getRule(ruleData, 0).selector().value());
}

TEST(RuleSetTest, findBestRuleSetAndAdd_NthChild)
{
    CSSTestHelper helper;

    helper.addCSSRules("div:nth-child(2) { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("div");
    const RuleData* ruleData = ruleSet.tagRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    ASSERT_EQ(str, CSSTestHelper::getRule(ruleData, 0).selector().tagQName().localName());
}

TEST(RuleSetTest, findBestRuleSetAndAdd_ClassThenId)
{
    CSSTestHelper helper;

    helper.addCSSRules(".class#id { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("id");
    // id is prefered over class even if class preceeds it in the selector.
    const RuleData* ruleData = ruleSet.idRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    AtomicString classStr("class");
    ASSERT_EQ(classStr, CSSTestHelper::getRule(ruleData, 0).selector().value());
}

TEST(RuleSetTest, findBestRuleSetAndAdd_IdThenClass)
{
    CSSTestHelper helper;

    helper.addCSSRules("#id.class { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("id");
    const RuleData* ruleData = ruleSet.idRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    ASSERT_EQ(str, CSSTestHelper::getRule(ruleData, 0).selector().value());
}

TEST(RuleSetTest, findBestRuleSetAndAdd_AttrThenId)
{
    CSSTestHelper helper;

    helper.addCSSRules("[attr]#id { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("id");
    const RuleData* ruleData = ruleSet.idRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    AtomicString attrStr("attr");
    ASSERT_EQ(attrStr, CSSTestHelper::getRule(ruleData, 0).selector().attribute().localName());
}

TEST(RuleSetTest, findBestRuleSetAndAdd_TagThenAttrThenId)
{
    CSSTestHelper helper;

    helper.addCSSRules("div[attr]#id { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("id");
    const RuleData* ruleData = ruleSet.idRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    AtomicString tagStr("div");
    ASSERT_EQ(tagStr, CSSTestHelper::getRule(ruleData, 0).selector().tagQName().localName());
}

TEST(RuleSetTest, findBestRuleSetAndAdd_DivWithContent)
{
    CSSTestHelper helper;

    helper.addCSSRules("div::content { }");
    RuleSet& ruleSet = helper.ruleSet();
    AtomicString str("div");
    const RuleData* ruleData = ruleSet.tagRules(str);
    ASSERT_EQ(1, CSSTestHelper::numRules(ruleData));
    AtomicString valueStr("content");
    ASSERT_EQ(valueStr, CSSTestHelper::getRule(ruleData, 0).selector().value());
}

} // namespace WebCore