1 //===- InputTreeTest.cpp --------------------------------------------------===//
2 //
3 //                     The MCLinker Project
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 #include "InputTreeTest.h"
10 
11 #include <vector>
12 #include <iostream>
13 
14 #include "mcld/InputTree.h"
15 #include "mcld/MC/InputFactory.h"
16 #include "mcld/LinkerConfig.h"
17 #include "mcld/MC/InputBuilder.h"
18 #include "mcld/MC/FileAction.h"
19 #include "mcld/MC/CommandAction.h"
20 
21 using namespace mcld;
22 using namespace mcld::test;
23 
24 // Constructor can do set-up work for all test here.
InputTreeTest()25 InputTreeTest::InputTreeTest() : m_MemFactory(10), m_ContextFactory(4) {
26   // create testee. modify it if need
27   m_pConfig = new mcld::LinkerConfig("arm-none-linux-gnueabi");
28   m_pAlloc = new mcld::InputFactory(10, *m_pConfig);
29   m_pBuilder = new mcld::InputBuilder(
30       *m_pConfig, *m_pAlloc, m_ContextFactory, m_MemFactory, false);
31   m_pTestee = new mcld::InputTree();
32   m_pBuilder->setCurrentTree(*m_pTestee);
33 }
34 
35 // Destructor can do clean-up work that doesn't throw exceptions here.
~InputTreeTest()36 InputTreeTest::~InputTreeTest() {
37   delete m_pTestee;
38   delete m_pAlloc;
39   delete m_pBuilder;
40   delete m_pConfig;
41 }
42 
43 // SetUp() will be called immediately before each test.
SetUp()44 void InputTreeTest::SetUp() {
45 }
46 
47 // TearDown() will be called immediately after each test.
TearDown()48 void InputTreeTest::TearDown() {
49 }
50 
51 //===----------------------------------------------------------------------===//
52 // Testcases
53 //
TEST_F(InputTreeTest,Basic_operation)54 TEST_F(InputTreeTest, Basic_operation) {
55   std::vector<InputAction*> actions;
56 
57   size_t position = 0;
58   actions.push_back(new StartGroupAction(position++));
59   actions.push_back(new InputFileAction(position++, "path1"));
60   actions.push_back(new EndGroupAction(position++));
61 
62   std::vector<InputAction*>::iterator action;
63   for (action = actions.begin(); action != actions.end(); ++action) {
64     (*action)->activate(*m_pBuilder);
65     delete *action;
66   }
67 
68   InputTree::iterator node = m_pTestee->root();
69   InputTree::const_iterator const_node = node;
70   --node;
71   --const_node;
72 
73   ASSERT_TRUE(isGroup(node));
74   ASSERT_TRUE(isGroup(const_node));
75   ASSERT_FALSE(m_pAlloc->empty());
76   ASSERT_TRUE(1 == m_pAlloc->size());
77 
78   --node;
79 
80   m_pTestee->enterGroup(node, InputTree::Downward);
81 
82   InputTree::const_iterator const_node2 = node;
83 
84   ASSERT_FALSE(node.isRoot());
85 
86   ASSERT_FALSE(isGroup(node));
87   ASSERT_FALSE(isGroup(const_node2));
88   ASSERT_FALSE(m_pAlloc->empty());
89   ASSERT_FALSE(m_pAlloc->size() == 0);
90 
91   ASSERT_TRUE(m_pTestee->size() == 3);
92 }
93 
TEST_F(InputTreeTest,forLoop_TEST)94 TEST_F(InputTreeTest, forLoop_TEST) {
95   InputTree::iterator node = m_pTestee->root();
96 
97   Input* input = m_pAlloc->produce("FileSpec", "path1");
98   m_pTestee->insert<InputTree::Inclusive>(node, *input);
99   InputTree::const_iterator const_node = node;
100   --node;
101 
102   for (int i = 0; i < 100; ++i) {
103     Input* input = m_pAlloc->produce("FileSpec", "path1");
104     m_pTestee->insert<InputTree::Inclusive>(node, *input);
105     ++node;
106   }
107 
108   m_pTestee->enterGroup(node, InputTree::Downward);
109   --node;
110 
111   ASSERT_FALSE(node.isRoot());
112   ASSERT_TRUE(isGroup(node));
113   ASSERT_FALSE(m_pAlloc->empty());
114   ASSERT_FALSE(m_pAlloc->size() == 100);
115 
116   ASSERT_TRUE(m_pTestee->size() == 102);
117 }
118 
TEST_F(InputTreeTest,Nesting_Case)119 TEST_F(InputTreeTest, Nesting_Case) {
120   InputTree::iterator node = m_pTestee->root();
121 
122   for (int i = 0; i < 50; ++i) {
123     m_pTestee->enterGroup(node, InputTree::Downward);
124     --node;
125 
126     Input* input = m_pAlloc->produce("FileSpec", "path1");
127     m_pTestee->insert(node, InputTree::Afterward, *input);
128     ++node;
129   }
130 
131   ASSERT_FALSE(node.isRoot());
132   ASSERT_FALSE(isGroup(node));
133   ASSERT_FALSE(m_pAlloc->empty());
134   ASSERT_TRUE(m_pAlloc->size() == 50);
135   ASSERT_TRUE(m_pTestee->size() == 100);
136 }
137 
TEST_F(InputTreeTest,DFSIterator_BasicTraversal)138 TEST_F(InputTreeTest, DFSIterator_BasicTraversal) {
139   InputTree::iterator node = m_pTestee->root();
140   Input* input = m_pAlloc->produce("111", "/");
141   m_pTestee->insert<InputTree::Inclusive>(node, *input);
142   node.move<InputTree::Inclusive>();
143 
144   input = m_pAlloc->produce("10", "/");
145   m_pTestee->insert<InputTree::Positional>(node, *input);
146   m_pTestee->enterGroup<InputTree::Inclusive>(node);
147   node.move<InputTree::Inclusive>();
148 
149   input = m_pAlloc->produce("7", "/");
150   m_pTestee->insert<InputTree::Inclusive>(node, *input);
151   input = m_pAlloc->produce("8", "/");
152   m_pTestee->insert<InputTree::Positional>(node, *input);
153 
154   InputTree::dfs_iterator dfs_it = m_pTestee->dfs_begin();
155   InputTree::dfs_iterator dfs_end = m_pTestee->dfs_end();
156   ASSERT_STREQ("111", (*dfs_it)->name().c_str());
157   ++dfs_it;
158   ASSERT_STREQ("7", (**dfs_it).name().c_str());
159   ++dfs_it;
160   ASSERT_STREQ("8", (**dfs_it).name().c_str());
161   ++dfs_it;
162   ASSERT_STREQ("10", (**dfs_it).name().c_str());
163   ++dfs_it;
164   ASSERT_TRUE(dfs_it == dfs_end);
165 }
166