TEST(XMLNodeTest, prependText) {
XMLElement root("root");
root.prepend(util::make_unique<XMLText>("first string"));
EXPECT_EQ(number_of_children(root), 1);
XMLText *firstChild = root.firstChild()->toText();
ASSERT_NE(firstChild, nullptr);
EXPECT_EQ(firstChild->getText(), "first string");
EXPECT_EQ(firstChild->parent(), &root);
EXPECT_EQ(firstChild->prev(), nullptr);
EXPECT_EQ(firstChild->next(), nullptr);
root.prepend(util::make_unique<XMLText>("second string,"));
EXPECT_EQ(number_of_children(root), 1);
firstChild = root.firstChild()->toText();
ASSERT_NE(firstChild, nullptr);
EXPECT_EQ(firstChild->getText(), "second string,first string");
EXPECT_EQ(firstChild->parent(), &root);
EXPECT_EQ(firstChild->prev(), nullptr);
EXPECT_EQ(firstChild->next(), nullptr);
root.prepend(util::make_unique<XMLElement>("separator"));
root.prepend(util::make_unique<XMLText>("third string,"));
EXPECT_EQ(number_of_children(root), 3);
firstChild = root.firstChild()->toText();
ASSERT_NE(firstChild, nullptr);
EXPECT_EQ(firstChild->getText(), "third string,");
EXPECT_EQ(firstChild->parent(), &root);
EXPECT_EQ(firstChild->prev(), nullptr);
EXPECT_EQ(firstChild->next()->next(), root.lastChild());
EXPECT_EQ(root.lastChild()->prev()->prev(), root.firstChild());
}
TEST(XMLNodeTest, appendText) {
XMLElement root("root");
root.append(util::make_unique<XMLText>("first string"));
EXPECT_EQ(number_of_children(root), 1);
XMLText *lastChild = root.lastChild()->toText();
ASSERT_NE(lastChild, nullptr);
EXPECT_EQ(lastChild->getText(), "first string");
EXPECT_EQ(lastChild->parent(), &root);
EXPECT_EQ(lastChild->prev(), nullptr);
EXPECT_EQ(lastChild->next(), nullptr);
EXPECT_EQ(root.firstChild(), root.lastChild());
root.append(util::make_unique<XMLText>(",second string"));
EXPECT_EQ(number_of_children(root), 1);
lastChild = root.lastChild()->toText();
ASSERT_NE(lastChild, nullptr);
EXPECT_EQ(lastChild->getText(), "first string,second string");
EXPECT_EQ(lastChild->parent(), &root);
EXPECT_EQ(lastChild->prev(), nullptr);
EXPECT_EQ(lastChild->next(), nullptr);
EXPECT_EQ(root.firstChild(), root.lastChild());
root.append(",third string");
EXPECT_EQ(number_of_children(root), 1);
lastChild = root.lastChild()->toText();
ASSERT_NE(lastChild, nullptr);
EXPECT_EQ(lastChild->getText(), "first string,second string,third string");
EXPECT_EQ(lastChild->parent(), &root);
EXPECT_EQ(lastChild->prev(), nullptr);
EXPECT_EQ(lastChild->next(), nullptr);
root.append(util::make_unique<XMLElement>("separator"));
root.append(",fourth string");
EXPECT_EQ(number_of_children(root), 3);
lastChild = root.lastChild()->toText();
ASSERT_NE(lastChild, nullptr);
EXPECT_EQ(lastChild->getText(), ",fourth string");
root.append(util::make_unique<XMLElement>("separator"));
root.append(util::make_unique<XMLText>(",fifth string"));
EXPECT_EQ(number_of_children(root), 5);
lastChild = root.lastChild()->toText();
ASSERT_NE(lastChild, nullptr);
EXPECT_EQ(lastChild->getText(), ",fifth string");
root.clear();
EXPECT_TRUE(root.empty());
}