| // Copyright 2018 PDFium 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/fxcrt/xml/cfx_xmlelement.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| TEST(CFX_XMLNodeTest, GetParent) { |
| CFX_XMLElement node1(L"node"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| |
| node1.AppendChild(&node2); |
| node2.AppendChild(&node3); |
| |
| EXPECT_EQ(nullptr, node1.GetParent()); |
| EXPECT_EQ(&node1, node2.GetParent()); |
| EXPECT_EQ(&node2, node3.GetParent()); |
| } |
| |
| TEST(CFX_XMLNodeTest, GetRoot) { |
| CFX_XMLElement node1(L"node"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| |
| node1.AppendChild(&node2); |
| node2.AppendChild(&node3); |
| |
| EXPECT_EQ(&node1, node1.GetRoot()); |
| EXPECT_EQ(&node1, node2.GetRoot()); |
| EXPECT_EQ(&node1, node3.GetRoot()); |
| } |
| |
| TEST(CFX_XMLNodeTest, GetChildren) { |
| CFX_XMLElement node1(L"node"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| CFX_XMLElement node4(L"node4"); |
| |
| node1.AppendChild(&node2); |
| node1.AppendChild(&node4); |
| node2.AppendChild(&node3); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| |
| EXPECT_EQ(&node4, node2.GetNextSibling()); |
| EXPECT_EQ(&node3, node2.GetFirstChild()); |
| |
| EXPECT_TRUE(node3.GetNextSibling() == nullptr); |
| EXPECT_TRUE(node3.GetFirstChild() == nullptr); |
| |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| EXPECT_TRUE(node4.GetFirstChild() == nullptr); |
| } |
| |
| TEST(CFX_XMLNodeTest, DeleteChildren) { |
| CFX_XMLElement node1(L"node"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| CFX_XMLElement node4(L"node4"); |
| |
| node1.AppendChild(&node2); |
| node1.AppendChild(&node4); |
| node2.AppendChild(&node3); |
| |
| node1.DeleteChildren(); |
| EXPECT_TRUE(node1.GetFirstChild() == nullptr); |
| EXPECT_TRUE(node2.GetParent() == nullptr); |
| EXPECT_TRUE(node4.GetParent() == nullptr); |
| |
| // node2 and node4 should no longer be siblings. |
| EXPECT_TRUE(node2.GetNextSibling() == nullptr); |
| EXPECT_TRUE(node4.GetPrevSiblingForTesting() == nullptr); |
| |
| // Deleting children doesn't change deleted substructure |
| EXPECT_EQ(&node3, node2.GetFirstChild()); |
| EXPECT_TRUE(node3.GetParent() == &node2); |
| } |
| |
| TEST(CFX_XMLNodeTest, AddingChildren) { |
| CFX_XMLElement node1(L"node"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| |
| node1.AppendChild(&node2); |
| node1.AppendChild(&node3); |
| |
| EXPECT_EQ(&node1, node2.GetParent()); |
| EXPECT_EQ(&node1, node3.GetParent()); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_EQ(&node3, node2.GetNextSibling()); |
| EXPECT_TRUE(node3.GetNextSibling() == nullptr); |
| |
| // Insert to negative appends. |
| CFX_XMLElement node4(L"node4"); |
| node1.InsertChildNode(&node4, -1); |
| EXPECT_EQ(&node1, node4.GetParent()); |
| EXPECT_EQ(&node4, node3.GetNextSibling()); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| |
| CFX_XMLElement node5(L"node5"); |
| node1.InsertChildNode(&node5, 1); |
| EXPECT_EQ(&node1, node5.GetParent()); |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_EQ(&node5, node2.GetNextSibling()); |
| EXPECT_EQ(&node3, node5.GetNextSibling()); |
| EXPECT_EQ(&node4, node3.GetNextSibling()); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| } |
| |
| #ifndef NDEBUG |
| TEST(CFX_XMLNodeTest, DuplicateInsertOfNode) { |
| CFX_XMLElement node1(L"node"); |
| CFX_XMLElement node2(L"node2"); |
| |
| node1.AppendChild(&node2); |
| EXPECT_DEATH(node1.AppendChild(&node2), ""); |
| } |
| #endif // NDEBUG |
| |
| TEST(CFX_XMLNodeTest, RemovingMiddleChild) { |
| CFX_XMLElement node1(L"node1"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| CFX_XMLElement node4(L"node4"); |
| |
| node1.AppendChild(&node2); |
| node1.AppendChild(&node3); |
| node1.AppendChild(&node4); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_EQ(&node3, node2.GetNextSibling()); |
| EXPECT_EQ(&node4, node3.GetNextSibling()); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| |
| node1.RemoveChildNode(&node3); |
| EXPECT_TRUE(node3.GetParent() == nullptr); |
| EXPECT_TRUE(node3.GetNextSibling() == nullptr); |
| EXPECT_TRUE(node3.GetPrevSiblingForTesting() == nullptr); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_EQ(&node4, node2.GetNextSibling()); |
| EXPECT_EQ(&node2, node4.GetPrevSiblingForTesting()); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| } |
| |
| TEST(CFX_XMLNodeTest, RemovingFirstChild) { |
| CFX_XMLElement node1(L"node1"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| CFX_XMLElement node4(L"node4"); |
| |
| node1.AppendChild(&node2); |
| node1.AppendChild(&node3); |
| node1.AppendChild(&node4); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_EQ(&node3, node2.GetNextSibling()); |
| EXPECT_EQ(&node4, node3.GetNextSibling()); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| |
| node1.RemoveChildNode(&node2); |
| EXPECT_TRUE(node2.GetParent() == nullptr); |
| EXPECT_TRUE(node2.GetNextSibling() == nullptr); |
| EXPECT_TRUE(node2.GetPrevSiblingForTesting() == nullptr); |
| |
| EXPECT_EQ(&node3, node1.GetFirstChild()); |
| EXPECT_TRUE(node3.GetPrevSiblingForTesting() == nullptr); |
| EXPECT_EQ(&node4, node3.GetNextSibling()); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| } |
| |
| TEST(CFX_XMLNodeTest, RemovingLastChild) { |
| CFX_XMLElement node1(L"node1"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| CFX_XMLElement node4(L"node4"); |
| |
| node1.AppendChild(&node2); |
| node1.AppendChild(&node3); |
| node1.AppendChild(&node4); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_EQ(&node3, node2.GetNextSibling()); |
| EXPECT_EQ(&node4, node3.GetNextSibling()); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| |
| node1.RemoveChildNode(&node4); |
| EXPECT_TRUE(node4.GetParent() == nullptr); |
| EXPECT_TRUE(node4.GetNextSibling() == nullptr); |
| EXPECT_TRUE(node4.GetPrevSiblingForTesting() == nullptr); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_EQ(&node3, node2.GetNextSibling()); |
| EXPECT_TRUE(node3.GetNextSibling() == nullptr); |
| } |
| |
| TEST(CFX_XMLNodeTest, RemovingOnlyChild) { |
| CFX_XMLElement node1(L"node1"); |
| CFX_XMLElement node2(L"node2"); |
| |
| node1.AppendChild(&node2); |
| |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_TRUE(node2.GetNextSibling() == nullptr); |
| |
| node1.RemoveChildNode(&node2); |
| EXPECT_TRUE(node2.GetParent() == nullptr); |
| |
| EXPECT_TRUE(node1.GetFirstChild() == nullptr); |
| EXPECT_TRUE(node2.GetNextSibling() == nullptr); |
| EXPECT_TRUE(node2.GetPrevSiblingForTesting() == nullptr); |
| } |
| |
| TEST(CFX_XMLNodeTest, RemoveMissingChild) { |
| CFX_XMLElement node1(L"node1"); |
| CFX_XMLElement node2(L"node2"); |
| CFX_XMLElement node3(L"node3"); |
| |
| node1.AppendChild(&node2); |
| node1.RemoveChildNode(&node3); |
| |
| EXPECT_TRUE(node3.GetParent() == nullptr); |
| EXPECT_EQ(&node2, node1.GetFirstChild()); |
| EXPECT_TRUE(node2.GetNextSibling() == nullptr); |
| } |