1//===-- XMLTest.cpp -------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "lldb/Host/XML.h"
10#include "gtest/gtest.h"
11
12using namespace lldb_private;
13
14#if LLDB_ENABLE_LIBXML2
15
16static void assertGetElement(XMLNode &root, const char *element_name,
17 bool expected_uint_success, uint64_t expected_uint,
18 bool expected_double_success,
19 double expected_double) {
20 XMLNode node = root.FindFirstChildElementWithName(name: element_name);
21 ASSERT_TRUE(node.IsValid());
22
23 uint64_t uint_val;
24 EXPECT_EQ(node.GetElementTextAsUnsigned(uint_val, 66, 0),
25 expected_uint_success);
26 EXPECT_EQ(uint_val, expected_uint);
27
28 double double_val;
29 EXPECT_EQ(node.GetElementTextAsFloat(double_val, 66.0),
30 expected_double_success);
31 EXPECT_EQ(double_val, expected_double);
32
33 XMLNode attr_node = root.FindFirstChildElementWithName(name: "attr");
34 ASSERT_TRUE(node.IsValid());
35
36 EXPECT_EQ(
37 attr_node.GetAttributeValueAsUnsigned(element_name, uint_val, 66, 0),
38 expected_uint_success);
39 EXPECT_EQ(uint_val, expected_uint);
40}
41
42#define ASSERT_GET(element_name, ...) \
43 { \
44 SCOPED_TRACE("at element/attribute " element_name); \
45 assertGetElement(root, element_name, __VA_ARGS__); \
46 }
47
48TEST(XML, GetAs) {
49 std::string test_xml =
50 "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
51 "<test>\n"
52 " <empty/>\n"
53 " <text>123foo</text>\n"
54 " <positive-int>11</positive-int>\n"
55 " <negative-int>-11</negative-int>\n"
56 " <positive-overflow>18446744073709551616</positive-overflow>\n"
57 " <negative-overflow>-9223372036854775809</negative-overflow>\n"
58 " <hex>0x1234</hex>\n"
59 " <positive-float>12.5</positive-float>\n"
60 " <negative-float>-12.5</negative-float>\n"
61 " <attr empty=\"\"\n"
62 " text=\"123foo\"\n"
63 " positive-int=\"11\"\n"
64 " negative-int=\"-11\"\n"
65 " positive-overflow=\"18446744073709551616\"\n"
66 " negative-overflow=\"-9223372036854775809\"\n"
67 " hex=\"0x1234\"\n"
68 " positive-float=\"12.5\"\n"
69 " negative-float=\"-12.5\"\n"
70 " />\n"
71 "</test>\n";
72
73 XMLDocument doc;
74 ASSERT_TRUE(doc.ParseMemory(test_xml.data(), test_xml.size()));
75
76 XMLNode root = doc.GetRootElement();
77 ASSERT_TRUE(root.IsValid());
78
79 ASSERT_GET("empty", false, 66, false, 66.0);
80 ASSERT_GET("text", false, 66, false, 66.0);
81 ASSERT_GET("positive-int", true, 11, true, 11.0);
82 ASSERT_GET("negative-int", false, 66, true, -11.0);
83 ASSERT_GET("positive-overflow", false, 66, true, 18446744073709551616.0);
84 ASSERT_GET("negative-overflow", false, 66, true, -9223372036854775809.0);
85 ASSERT_GET("hex", true, 0x1234, true, 4660.0);
86 ASSERT_GET("positive-float", false, 66, true, 12.5);
87 ASSERT_GET("negative-float", false, 66, true, -12.5);
88}
89
90#else // !LLDB_ENABLE_LIBXML2
91
92TEST(XML, GracefulNoXML) {
93 std::string test_xml =
94 "<?xml version=\"1.0\" encoding=\"utf-8\"?>\n"
95 "<test>\n"
96 " <text attribute=\"123\">123</text>\n"
97 "</test>\n";
98
99 XMLDocument doc;
100 ASSERT_FALSE(doc.ParseMemory(test_xml.data(), test_xml.size()));
101
102 XMLNode root = doc.GetRootElement();
103 EXPECT_FALSE(root.IsValid());
104
105 XMLNode node = root.FindFirstChildElementWithName("text");
106 EXPECT_FALSE(node.IsValid());
107
108 uint64_t uint_val;
109 EXPECT_FALSE(node.GetElementTextAsUnsigned(uint_val, 66, 0));
110 EXPECT_EQ(uint_val, 66U);
111 EXPECT_FALSE(node.GetAttributeValueAsUnsigned("attribute", uint_val, 66, 0));
112 EXPECT_EQ(uint_val, 66U);
113
114 double double_val;
115 EXPECT_FALSE(node.GetElementTextAsFloat(double_val, 66.0));
116 EXPECT_EQ(double_val, 66.0);
117}
118
119#endif // LLDB_ENABLE_LIBXML2
120

source code of lldb/unittests/Host/XMLTest.cpp