kc3-lang/angle/src/common/FixedVector_unittest.cpp

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• Hash : 0ce016c1
  Author :
  Date : 2018-04-09T10:59:56
  

  FixedVector: Add "full" method.
  
  Will be useful for an optimization to the Buffer Subject/Observer
  pattern.
  
  Also cleans up an ASSERT.
  
  Bug: angleproject:2389
  Bug: chromium:829906
  Change-Id: I2f8313ab531bca61947a51cc2396c04fb5d4bb1d
  Reviewed-on: https://chromium-review.googlesource.com/1002883
  Reviewed-by: Luc Ferron <lucferron@chromium.org>
  Reviewed-by: Lingfeng Yang <lfy@google.com>
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Commit-Queue: Jamie Madill <jmadill@chromium.org>
  

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• src/common/FixedVector_unittest.cpp

• //
  // Copyright 2018 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  // FixedVector_unittest:
  //   Tests of the FixedVector class
  //
  
  #include <gtest/gtest.h>
  
  #include "common/FixedVector.h"
  
  namespace angle
  {
  // Make sure the various constructors compile and do basic checks
  TEST(FixedVector, Constructors)
  {
      FixedVector<int, 5> defaultContructor;
      EXPECT_EQ(0u, defaultContructor.size());
  
      FixedVector<int, 5> count(3);
      EXPECT_EQ(3u, count.size());
  
      FixedVector<int, 5> countAndValue(3, 2);
      EXPECT_EQ(3u, countAndValue.size());
      EXPECT_EQ(2, countAndValue[1]);
  
      FixedVector<int, 5> copy(countAndValue);
      EXPECT_EQ(copy, countAndValue);
  
      FixedVector<int, 5> copyRValue(std::move(count));
      EXPECT_EQ(3u, copyRValue.size());
  
      FixedVector<int, 5> initializerList{1, 2, 3, 4, 5};
      EXPECT_EQ(5u, initializerList.size());
      EXPECT_EQ(3, initializerList[2]);
  
      FixedVector<int, 5> assignCopy(copyRValue);
      EXPECT_EQ(3u, assignCopy.size());
  
      FixedVector<int, 5> assignRValue(std::move(assignCopy));
      EXPECT_EQ(3u, assignRValue.size());
  
      FixedVector<int, 5> assignmentInitializerList = {1, 2, 3, 4, 5};
      EXPECT_EQ(5u, assignmentInitializerList.size());
      EXPECT_EQ(3, assignmentInitializerList[2]);
  }
  
  // Test indexing operations (at, operator[])
  TEST(FixedVector, Indexing)
  {
      FixedVector<int, 5> vec = {0, 1, 2, 3, 4};
      EXPECT_EQ(0, vec.at(0));
      EXPECT_EQ(vec[0], vec.at(0));
  }
  
  // Test the push_back functions
  TEST(FixedVector, PushBack)
  {
      FixedVector<int, 5> vec;
      vec.push_back(1);
      EXPECT_EQ(1, vec[0]);
      vec.push_back(1);
      vec.push_back(1);
      vec.push_back(1);
      vec.push_back(1);
      EXPECT_EQ(vec.size(), vec.max_size());
  }
  
  // Test the pop_back function
  TEST(FixedVector, PopBack)
  {
      FixedVector<int, 5> vec;
      vec.push_back(1);
      EXPECT_EQ(1, (int)vec.size());
      vec.pop_back();
      EXPECT_EQ(0, (int)vec.size());
  }
  
  // Test the back function
  TEST(FixedVector, Back)
  {
      FixedVector<int, 5> vec;
      vec.push_back(1);
      vec.push_back(2);
      EXPECT_EQ(2, vec.back());
  }
  
  // Test the sizing operations
  TEST(FixedVector, Size)
  {
      FixedVector<int, 5> vec;
      EXPECT_TRUE(vec.empty());
      EXPECT_EQ(0u, vec.size());
      EXPECT_EQ(5u, vec.max_size());
  
      vec.push_back(1);
      EXPECT_FALSE(vec.empty());
      EXPECT_EQ(1u, vec.size());
  }
  
  // Test clearing the vector
  TEST(FixedVector, Clear)
  {
      FixedVector<int, 5> vec = {0, 1, 2, 3, 4};
      vec.clear();
      EXPECT_TRUE(vec.empty());
  }
  
  // Test resizing the vector
  TEST(FixedVector, Resize)
  {
      FixedVector<int, 5> vec;
      vec.resize(5u, 1);
      EXPECT_EQ(5u, vec.size());
      EXPECT_EQ(1, vec[4]);
  
      vec.resize(2u);
      EXPECT_EQ(2u, vec.size());
  }
  
  // Test iterating over the vector
  TEST(FixedVector, Iteration)
  {
      FixedVector<int, 5> vec = {0, 1, 2, 3};
  
      int vistedCount = 0;
      for (int value : vec)
      {
          EXPECT_EQ(vistedCount, value);
          vistedCount++;
      }
      EXPECT_EQ(4, vistedCount);
  }
  
  // Test the "full" method.
  TEST(FixedVector, Full)
  {
      FixedVector<int, 2> vec;
  
      EXPECT_FALSE(vec.full());
      vec.push_back(0);
      EXPECT_FALSE(vec.full());
      vec.push_back(1);
      EXPECT_TRUE(vec.full());
  }
  }  // namespace angle
  

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