1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 25 // MARKER(update_precomp.py): autogen include statement, do not remove 26 #include "precompiled_basegfx.hxx" 27 // autogenerated file with codegen.pl 28 29 #include "preextstl.h" 30 #include "cppunit/TestAssert.h" 31 #include "cppunit/TestFixture.h" 32 #include "cppunit/extensions/HelperMacros.h" 33 #include "postextstl.h" 34 35 #include <basegfx/tools/keystoplerp.hxx> 36 #include <basegfx/numeric/ftools.hxx> 37 38 #include <boost/tuple/tuple.hpp> 39 40 using namespace ::basegfx; 41 using namespace ::boost::tuples; 42 43 namespace basegfxtools 44 { 45 46 class KeyStopLerpTest : public CppUnit::TestFixture 47 { 48 tools::KeyStopLerp maKeyStops; 49 50 static std::vector<double> getTestVector() 51 { 52 std::vector<double> aStops(3); 53 aStops[0] = 0.1; 54 aStops[1] = 0.5; 55 aStops[2] = 0.9; 56 return aStops; 57 } 58 59 public: 60 KeyStopLerpTest() : 61 maKeyStops(getTestVector()) 62 {} 63 64 void setUp() 65 {} 66 67 void tearDown() 68 {} 69 70 void test() 71 { 72 double fAlpha; 73 std::ptrdiff_t nIndex; 74 75 tie(nIndex,fAlpha) = maKeyStops.lerp(-1.0); 76 CPPUNIT_ASSERT_MESSAGE("-1.0", nIndex==0 && fAlpha==0.0); 77 78 tie(nIndex,fAlpha) = maKeyStops.lerp(0.1); 79 CPPUNIT_ASSERT_MESSAGE("0.1", nIndex==0 && fAlpha==0.0); 80 81 tie(nIndex,fAlpha) = maKeyStops.lerp(0.3); 82 CPPUNIT_ASSERT_MESSAGE("0.3", nIndex==0 && fTools::equal(fAlpha,0.5)); 83 84 tie(nIndex,fAlpha) = maKeyStops.lerp(0.5); 85 CPPUNIT_ASSERT_MESSAGE("0.5", nIndex==0 && fTools::equal(fAlpha,1.0)); 86 87 tie(nIndex,fAlpha) = maKeyStops.lerp(0.51); 88 CPPUNIT_ASSERT_MESSAGE("0.51", nIndex==1 && fTools::equal(fAlpha,0.025)); 89 90 tie(nIndex,fAlpha) = maKeyStops.lerp(0.9); 91 CPPUNIT_ASSERT_MESSAGE("0.51", nIndex==1 && fTools::equal(fAlpha,1.0)); 92 93 tie(nIndex,fAlpha) = maKeyStops.lerp(1.0); 94 CPPUNIT_ASSERT_MESSAGE("0.51", nIndex==1 && fAlpha==1.0); 95 } 96 97 // Change the following lines only, if you add, remove or rename 98 // member functions of the current class, 99 // because these macros are need by auto register mechanism. 100 101 CPPUNIT_TEST_SUITE(KeyStopLerpTest); 102 CPPUNIT_TEST(test); 103 CPPUNIT_TEST_SUITE_END(); 104 }; 105 106 // ----------------------------------------------------------------------------- 107 CPPUNIT_TEST_SUITE_REGISTRATION(basegfxtools::KeyStopLerpTest); 108 } // namespace basegfxtools 109