third_party/WebKit/Source/core/dom/AttrTest.cpp

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "core/dom/Attr.h"
   7
   8 #include "core/dom/Document.h"
   9 #include <gmock/gmock.h>
  10 #include <gtest/gtest.h>
  11
  12 namespace blink {
  13
  14 class AttrTest : public ::testing::Test {
  15 protected:
  16     void SetUp() override;
  17
  18     PassRefPtrWillBeRawPtr<Attr> createAttribute();
  19     const AtomicString& value() const { return m_value; }
  20
  21 private:
  22     RefPtrWillBePersistent<Document> m_document;
  23     AtomicString m_value;
  24 };
  25
  26 void AttrTest::SetUp()
  27 {
  28     m_document = Document::create();
  29     m_value = "value";
  30 }
  31
  32 PassRefPtrWillBeRawPtr<Attr> AttrTest::createAttribute()
  33 {
  34     return m_document->createAttribute("name", ASSERT_NO_EXCEPTION);
  35 }
  36
  37 TEST_F(AttrTest, InitialValueState)
  38 {
  39     RefPtrWillBeRawPtr<Attr> attr = createAttribute();
  40     EXPECT_EQ(emptyAtom, attr->value());
  41     EXPECT_EQ(emptyString(), attr->toNode()->nodeValue());
  42     EXPECT_EQ(String(), attr->textContent());
  43 }
  44
  45 TEST_F(AttrTest, SetValue)
  46 {
  47     RefPtrWillBeRawPtr<Attr> attr = createAttribute();
  48     attr->setValue(value());
  49     EXPECT_EQ(value(), attr->value());
  50     EXPECT_EQ(value(), attr->toNode()->nodeValue());
  51     // Node::textContent() always returns String() for Attr.
  52     EXPECT_EQ(String(), attr->textContent());
  53 }
  54
  55 TEST_F(AttrTest, SetNodeValue)
  56 {
  57     RefPtrWillBeRawPtr<Attr> attr = createAttribute();
  58     attr->toNode()->setNodeValue(value());
  59     EXPECT_EQ(value(), attr->value());
  60     EXPECT_EQ(value(), attr->toNode()->nodeValue());
  61     // Node::textContent() always returns String() for Attr.
  62     EXPECT_EQ(String(), attr->textContent());
  63 }
  64
  65 TEST_F(AttrTest, SetTextContent)
  66 {
  67     RefPtrWillBeRawPtr<Attr> attr = createAttribute();
  68     // Node::setTextContent() does nothing for Attr.
  69     attr->setTextContent(value());
  70     EXPECT_EQ(emptyAtom, attr->value());
  71     EXPECT_EQ(emptyString(), attr->toNode()->nodeValue());
  72     EXPECT_EQ(String(), attr->textContent());
  73 }
  74
  75 TEST_F(AttrTest, LengthOfContents)
  76 {
  77     RefPtrWillBeRawPtr<Attr> attr = createAttribute();
  78     EXPECT_EQ(0u, attr->lengthOfContents());
  79     attr->setValue(value());
  80     EXPECT_EQ(0u, attr->lengthOfContents());
  81 }
  82
  83 } // namespace blink