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| 1 // Copyright 2016 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 "tools/gn/xml_element_writer.h" |
| 6 |
| 7 #include <sstream> |
| 8 |
| 9 #include "testing/gtest/include/gtest/gtest.h" |
| 10 |
| 11 namespace { |
| 12 |
| 13 class MockValueWriter { |
| 14 public: |
| 15 explicit MockValueWriter(const std::string& value) : value_(value) {} |
| 16 void operator()(std::ostream& out) const { out << value_; } |
| 17 |
| 18 private: |
| 19 std::string value_; |
| 20 }; |
| 21 |
| 22 } // namespace |
| 23 |
| 24 TEST(XmlElementWriter, EmptyElement) { |
| 25 std::ostringstream out; |
| 26 { XmlElementWriter writer(out, "foo", XmlAttributes()); } |
| 27 EXPECT_EQ("<foo/>\n", out.str()); |
| 28 |
| 29 std::ostringstream out_attr; |
| 30 { |
| 31 XmlElementWriter writer(out_attr, "foo", |
| 32 XmlAttributes("bar", "abc").add("baz", "123")); |
| 33 } |
| 34 EXPECT_EQ("<foo bar=\"abc\" baz=\"123\"/>\n", out_attr.str()); |
| 35 |
| 36 std::ostringstream out_indent; |
| 37 { |
| 38 XmlElementWriter writer(out_indent, "foo", XmlAttributes("bar", "baz"), 2); |
| 39 } |
| 40 EXPECT_EQ(" <foo bar=\"baz\"/>\n", out_indent.str()); |
| 41 |
| 42 std::ostringstream out_writer; |
| 43 { |
| 44 XmlElementWriter writer(out_writer, "foo", "bar", MockValueWriter("baz"), |
| 45 2); |
| 46 } |
| 47 EXPECT_EQ(" <foo bar=\"baz\"/>\n", out_writer.str()); |
| 48 } |
| 49 |
| 50 TEST(XmlElementWriter, ElementWithText) { |
| 51 std::ostringstream out; |
| 52 { |
| 53 XmlElementWriter writer(out, "foo", XmlAttributes("bar", "baz")); |
| 54 writer.Text("Hello world!"); |
| 55 } |
| 56 EXPECT_EQ("<foo bar=\"baz\">Hello world!</foo>\n", out.str()); |
| 57 } |
| 58 |
| 59 TEST(XmlElementWriter, SubElements) { |
| 60 std::ostringstream out; |
| 61 { |
| 62 XmlElementWriter writer(out, "root", XmlAttributes("aaa", "000")); |
| 63 writer.SubElement("foo", XmlAttributes()); |
| 64 writer.SubElement("bar", XmlAttributes("bbb", "111"))->Text("hello"); |
| 65 writer.SubElement("baz", "ccc", MockValueWriter("222")) |
| 66 ->SubElement("grandchild"); |
| 67 } |
| 68 std::string expected = |
| 69 "<root aaa=\"000\">\n" |
| 70 " <foo/>\n" |
| 71 " <bar bbb=\"111\">hello</bar>\n" |
| 72 " <baz ccc=\"222\">\n" |
| 73 " <grandchild/>\n" |
| 74 " </baz>\n" |
| 75 "</root>\n"; |
| 76 EXPECT_EQ(expected, out.str()); |
| 77 } |
| 78 |
| 79 TEST(XmlElementWriter, StartContent) { |
| 80 std::ostringstream out; |
| 81 { |
| 82 XmlElementWriter writer(out, "foo", XmlAttributes("bar", "baz")); |
| 83 writer.StartContent(false) << "Hello world!"; |
| 84 } |
| 85 EXPECT_EQ("<foo bar=\"baz\">Hello world!</foo>\n", out.str()); |
| 86 } |
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