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      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 
     25 // Constructor can do set-up work for all test here.
     26 InputTreeTest::InputTreeTest()
     27   : m_MemFactory(10), m_ContextFactory(4) {
     28 
     29   // create testee. modify it if need
     30   m_pConfig = new mcld::LinkerConfig("arm-none-linux-gnueabi");
     31   m_pAlloc  = new mcld::InputFactory(10, *m_pConfig);
     32   m_pBuilder = new mcld::InputBuilder(*m_pConfig,
     33                                       *m_pAlloc,
     34                                       m_ContextFactory,
     35                                       m_MemFactory,
     36                                       false);
     37   m_pTestee = new mcld::InputTree();
     38   m_pBuilder->setCurrentTree(*m_pTestee);
     39 }
     40 
     41 // Destructor can do clean-up work that doesn't throw exceptions here.
     42 InputTreeTest::~InputTreeTest()
     43 {
     44   delete m_pTestee;
     45   delete m_pAlloc;
     46   delete m_pBuilder;
     47   delete m_pConfig;
     48 }
     49 
     50 // SetUp() will be called immediately before each test.
     51 void InputTreeTest::SetUp()
     52 {
     53 }
     54 
     55 // TearDown() will be called immediately after each test.
     56 void InputTreeTest::TearDown()
     57 {
     58 }
     59 
     60 //===----------------------------------------------------------------------===//
     61 // Testcases
     62 //
     63 TEST_F( InputTreeTest, Basic_operation ) {
     64 
     65   std::vector<InputAction*> actions;
     66 
     67   size_t position = 0;
     68   actions.push_back(new StartGroupAction(position++));
     69   actions.push_back(new InputFileAction(position++, "path1"));
     70   actions.push_back(new EndGroupAction(position++));
     71 
     72   std::vector<InputAction*>::iterator action;
     73   for (action = actions.begin(); action != actions.end(); ++action) {
     74     (*action)->activate(*m_pBuilder);
     75     delete *action;
     76   }
     77 
     78   InputTree::iterator node = m_pTestee->root();
     79   InputTree::const_iterator const_node = node;
     80   --node;
     81   --const_node;
     82 
     83   ASSERT_TRUE(isGroup(node));
     84   ASSERT_TRUE(isGroup(const_node));
     85   ASSERT_FALSE(m_pAlloc->empty());
     86   ASSERT_TRUE(1 == m_pAlloc->size());
     87 
     88   --node;
     89 
     90   m_pTestee->enterGroup(node, InputTree::Downward);
     91 
     92   InputTree::const_iterator const_node2 = node;
     93 
     94   ASSERT_FALSE(node.isRoot());
     95 
     96   ASSERT_FALSE(isGroup(node));
     97   ASSERT_FALSE(isGroup(const_node2));
     98   ASSERT_FALSE(m_pAlloc->empty());
     99   ASSERT_FALSE(m_pAlloc->size()==0);
    100 
    101   ASSERT_TRUE(m_pTestee->size()==3);
    102 }
    103 
    104 TEST_F( InputTreeTest, forLoop_TEST ) {
    105   InputTree::iterator node = m_pTestee->root();
    106 
    107 
    108   Input* input = m_pAlloc->produce("FileSpec", "path1");
    109   m_pTestee->insert<InputTree::Inclusive>(node, *input);
    110   InputTree::const_iterator const_node = node;
    111   --node;
    112 
    113   for(int i=0 ; i<100 ; ++i)
    114   {
    115     Input* input = m_pAlloc->produce("FileSpec", "path1");
    116     m_pTestee->insert<InputTree::Inclusive>(node, *input);
    117     ++node;
    118   }
    119 
    120   m_pTestee->enterGroup(node, InputTree::Downward);
    121   --node;
    122 
    123   ASSERT_FALSE(node.isRoot());
    124   ASSERT_TRUE(isGroup(node));
    125   ASSERT_FALSE(m_pAlloc->empty());
    126   ASSERT_FALSE(m_pAlloc->size()==100);
    127 
    128   ASSERT_TRUE(m_pTestee->size()==102);
    129 }
    130 
    131 TEST_F( InputTreeTest, Nesting_Case ) {
    132   InputTree::iterator node = m_pTestee->root();
    133 
    134   for(int i=0 ; i<50 ; ++i)
    135   {
    136     m_pTestee->enterGroup(node, InputTree::Downward);
    137     --node;
    138 
    139     Input* input = m_pAlloc->produce("FileSpec", "path1");
    140     m_pTestee->insert(node, InputTree::Afterward, *input);
    141     ++node;
    142   }
    143 
    144   ASSERT_FALSE(node.isRoot());
    145   ASSERT_FALSE(isGroup(node));
    146   ASSERT_FALSE(m_pAlloc->empty());
    147   ASSERT_TRUE(m_pAlloc->size()==50);
    148   ASSERT_TRUE(m_pTestee->size()==100);
    149 }
    150 
    151 TEST_F( InputTreeTest, DFSIterator_BasicTraversal)
    152 {
    153 
    154   InputTree::iterator node = m_pTestee->root();
    155   Input* input = m_pAlloc->produce("111", "/");
    156   m_pTestee->insert<InputTree::Inclusive>(node, *input);
    157   node.move<InputTree::Inclusive>();
    158 
    159   input = m_pAlloc->produce("10", "/");
    160   m_pTestee->insert<InputTree::Positional>(node, *input);
    161   m_pTestee->enterGroup<InputTree::Inclusive>(node);
    162   node.move<InputTree::Inclusive>();
    163 
    164   input = m_pAlloc->produce("7", "/");
    165   m_pTestee->insert<InputTree::Inclusive>(node, *input);
    166   input = m_pAlloc->produce("8", "/");
    167   m_pTestee->insert<InputTree::Positional>(node, *input);
    168 
    169   InputTree::dfs_iterator dfs_it = m_pTestee->dfs_begin();
    170   InputTree::dfs_iterator dfs_end = m_pTestee->dfs_end();
    171   ASSERT_STREQ("111", (*dfs_it)->name().c_str());
    172   ++dfs_it;
    173   ASSERT_STREQ("7", (**dfs_it).name().c_str());
    174   ++dfs_it;
    175   ASSERT_STREQ("8", (**dfs_it).name().c_str());
    176   ++dfs_it;
    177   ASSERT_STREQ("10", (**dfs_it).name().c_str());
    178   ++dfs_it;
    179   ASSERT_TRUE(dfs_it ==  dfs_end);
    180 }
    181 
    182