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Add ASTCEncoder tests

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Start with small tests to make sure that integer sequence encoding is working the way
that it needs to. Ideally there will be many more tests here, but for now we are trying
to get ASTC decompression working and testing is not a priority.
This commit is contained in:
Pavel Krajcevski 2014-03-10 15:00:30 -04:00
parent fb7d80b385
commit 1f5cb9294c
2 changed files with 187 additions and 0 deletions
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80
ASTCEncoder/test/CMakeLists.txt Normal file
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# FasTC
# Copyright (c) 2013 University of North Carolina at Chapel Hill.
# All rights reserved.
#
# Permission to use, copy, modify, and distribute this software and its
# documentation for educational, research, and non-profit purposes, without
# fee, and without a written agreement is hereby granted, provided that the
# above copyright notice, this paragraph, and the following four paragraphs
# appear in all copies.
#
# Permission to incorporate this software into commercial products may be
# obtained by contacting the authors or the Office of Technology Development
# at the University of North Carolina at Chapel Hill <otd@unc.edu>.
#
# This software program and documentation are copyrighted by the University of
# North Carolina at Chapel Hill. The software program and documentation are
# supplied "as is," without any accompanying services from the University of
# North Carolina at Chapel Hill or the authors. The University of North
# Carolina at Chapel Hill and the authors do not warrant that the operation of
# the program will be uninterrupted or error-free. The end-user understands
# that the program was developed for research purposes and is advised not to
# rely exclusively on the program for any reason.
#
# IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
# AUTHORS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL,
# OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF
# THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA
# AT CHAPEL HILL OR THE AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH
# DAMAGE.
#
# THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY
# DISCLAIM ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY
# STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON
# AN "AS IS" BASIS, AND THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND
# THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
# ENHANCEMENTS, OR MODIFICATIONS.
#
# Please send all BUG REPORTS to <pavel@cs.unc.edu>.
#
# The authors may be contacted via:
#
# Pavel Krajcevski
# Dept of Computer Science
# 201 S Columbia St
# Frederick P. Brooks, Jr. Computer Science Bldg
# Chapel Hill, NC 27599-3175
# USA
#
# <http://gamma.cs.unc.edu/FasTC/>
INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/ASTCEncoder/include)
INCLUDE_DIRECTORIES(${FasTC_BINARY_DIR}/ASTCEncoder/include)
INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/ASTCEncoder/src)
INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/Base/include )
INCLUDE_DIRECTORIES(${FasTC_BINARY_DIR}/Base/include )
INCLUDE_DIRECTORIES(${FasTC_SOURCE_DIR}/GTest/include)
SET(TESTS
IntegerEncoding
)
FOREACH(TEST ${TESTS})
SET(TEST_NAME Test_ASTCEncoder_${TEST})
SET(TEST_MODULE Test${TEST}.cpp)
# HACK for MSVC 2012...
IF(MSVC)
ADD_DEFINITIONS(-D_VARIADIC_MAX=10)
ENDIF()
ADD_EXECUTABLE(${TEST_NAME} ${TEST_MODULE})
TARGET_LINK_LIBRARIES(${TEST_NAME} FasTCBase)
TARGET_LINK_LIBRARIES(${TEST_NAME} ASTCEncoder)
TARGET_LINK_LIBRARIES(${TEST_NAME} gtest_main)
ADD_TEST(${TEST_NAME} ${TEST_NAME})
ENDFOREACH()

107
ASTCEncoder/test/TestIntegerEncoding.cpp Normal file
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/* FasTC
* Copyright (c) 2014 University of North Carolina at Chapel Hill.
* All rights reserved.
*
* Permission to use, copy, modify, and distribute this software and its
* documentation for educational, research, and non-profit purposes, without
* fee, and without a written agreement is hereby granted, provided that the
* above copyright notice, this paragraph, and the following four paragraphs
* appear in all copies.
*
* Permission to incorporate this software into commercial products may be
* obtained by contacting the authors or the Office of Technology Development
* at the University of North Carolina at Chapel Hill <otd@unc.edu>.
*
* This software program and documentation are copyrighted by the University of
* North Carolina at Chapel Hill. The software program and documentation are
* supplied "as is," without any accompanying services from the University of
* North Carolina at Chapel Hill or the authors. The University of North
* Carolina at Chapel Hill and the authors do not warrant that the operation of
* the program will be uninterrupted or error-free. The end-user understands
* that the program was developed for research purposes and is advised not to
* rely exclusively on the program for any reason.
*
* IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
* AUTHORS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL,
* OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF
* THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA
* AT CHAPEL HILL OR THE AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY
* DISCLAIM ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY
* STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON
* AN "AS IS" BASIS, AND THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND
* THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
* ENHANCEMENTS, OR MODIFICATIONS.
*
* Please send all BUG REPORTS to <pavel@cs.unc.edu>.
*
* The authors may be contacted via:
*
* Pavel Krajcevski
* Dept of Computer Science
* 201 S Columbia St
* Frederick P. Brooks, Jr. Computer Science Bldg
* Chapel Hill, NC 27599-3175
* USA
*
* <http://gamma.cs.unc.edu/FasTC/>
*/
#include "gtest/gtest.h"
#include "IntegerEncoding.h"
using ASTCC::IntegerEncodedValue;
TEST(IntegerEncoding, GetEncoding) {
// According to table C.2.7
IntegerEncodedValue val = IntegerEncodedValue::CreateEncoding(1);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_JustBits);
EXPECT_EQ(val.BaseBitLength(), 1);
val = IntegerEncodedValue::CreateEncoding(2);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_Trit);
EXPECT_EQ(val.BaseBitLength(), 0);
val = IntegerEncodedValue::CreateEncoding(3);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_JustBits);
EXPECT_EQ(val.BaseBitLength(), 2);
val = IntegerEncodedValue::CreateEncoding(4);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_Quint);
EXPECT_EQ(val.BaseBitLength(), 0);
val = IntegerEncodedValue::CreateEncoding(5);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_Trit);
EXPECT_EQ(val.BaseBitLength(), 1);
val = IntegerEncodedValue::CreateEncoding(7);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_JustBits);
EXPECT_EQ(val.BaseBitLength(), 3);
val = IntegerEncodedValue::CreateEncoding(9);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_Quint);
EXPECT_EQ(val.BaseBitLength(), 1);
val = IntegerEncodedValue::CreateEncoding(11);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_Trit);
EXPECT_EQ(val.BaseBitLength(), 2);
val = IntegerEncodedValue::CreateEncoding(15);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_JustBits);
EXPECT_EQ(val.BaseBitLength(), 4);
val = IntegerEncodedValue::CreateEncoding(19);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_Quint);
EXPECT_EQ(val.BaseBitLength(), 2);
val = IntegerEncodedValue::CreateEncoding(23);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_Trit);
EXPECT_EQ(val.BaseBitLength(), 3);
val = IntegerEncodedValue::CreateEncoding(31);
EXPECT_EQ(val.GetEncoding(), ASTCC::eIntegerEncoding_JustBits);
EXPECT_EQ(val.BaseBitLength(), 5);
}