MatrixTests.cpp

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 * Copyright (c) 2011-2012 The SkelCL Team as listed in CREDITS.txt          *
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#include <pvsutil/Logger.h>

#include <SkelCL/Distributions.h>
#include <SkelCL/SkelCL.h>
#include <SkelCL/Matrix.h>

#include "Test.h"

class MatrixTest : public ::testing::Test {
protected:
  MatrixTest() {
    pvsutil::defaultLogger.setLoggingLevel(pvsutil::Logger::Severity::Debug);
    skelcl::init(skelcl::nDevices(1));
  }

  ~MatrixTest() {
    skelcl::terminate();
  }
};

TEST_F(MatrixTest, CreateEmptyMatrix) {
  skelcl::Matrix<float> mi;

  EXPECT_TRUE(mi.empty());
  EXPECT_EQ( skelcl::MatrixSize(0,0) , mi.size());
}

TEST_F(MatrixTest, CreateMatrix) {
  skelcl::Matrix<double> mi( {10,10} );

  EXPECT_FALSE(mi.empty());
  EXPECT_EQ(100, mi.size().elemCount());
  EXPECT_EQ(0, *mi.begin());
  for (size_t i = 0; i < 10; ++i) {
    for (size_t j = 0; j < 10; ++j) {
      EXPECT_EQ(0.0, mi({i,j}));
    }
  }
}

TEST_F(MatrixTest, CreateMatrixFrom2DVector) {
  std::vector<std::vector<int> > vec(10);
  for (unsigned int i = 0; i < 10; ++i) {
    vec[i].resize(10);
    for (unsigned int j = 0; j < 10; ++j) {
      vec[i][j] = i*j;
    }
  }

  skelcl::Matrix<int> mi = skelcl::Matrix<int>::from2DVector(vec);

  EXPECT_FALSE(mi.empty());
  EXPECT_EQ(100, mi.size().elemCount());
  for (size_t i = 0; i < 10; ++i) {
    for (size_t j = 0; j < 10; ++j) {
      EXPECT_EQ(i*j, mi[i][j]);
    }
  }

}