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 "gtest/gtest.h" 31 #include "postextstl.h" 32 33 #include <basegfx/tools/keystoplerp.hxx> 34 #include <basegfx/numeric/ftools.hxx> 35 36 #include <boost/tuple/tuple.hpp> 37 38 using namespace ::basegfx; 39 using namespace ::boost::tuples; 40 41 namespace basegfxtools 42 { 43 44 class KeyStopLerpTest : public ::testing::Test 45 { 46 protected: 47 tools::KeyStopLerp maKeyStops; 48 49 static std::vector<double> getTestVector() 50 { 51 std::vector<double> aStops(3); 52 aStops[0] = 0.1; 53 aStops[1] = 0.5; 54 aStops[2] = 0.9; 55 return aStops; 56 } 57 58 public: 59 KeyStopLerpTest() : 60 maKeyStops(getTestVector()) 61 {} 62 63 virtual void SetUp() 64 {} 65 66 virtual void TearDown() 67 {} 68 }; 69 70 TEST_F(KeyStopLerpTest, test) 71 { 72 double fAlpha; 73 std::ptrdiff_t nIndex; 74 75 tie(nIndex,fAlpha) = maKeyStops.lerp(-1.0); 76 ASSERT_TRUE(nIndex==0 && fAlpha==0.0) << "-1.0"; 77 78 tie(nIndex,fAlpha) = maKeyStops.lerp(0.1); 79 ASSERT_TRUE(nIndex==0 && fAlpha==0.0) << "0.1"; 80 81 tie(nIndex,fAlpha) = maKeyStops.lerp(0.3); 82 ASSERT_TRUE(nIndex==0 && fTools::equal(fAlpha,0.5)) << "0.3"; 83 84 tie(nIndex,fAlpha) = maKeyStops.lerp(0.5); 85 ASSERT_TRUE(nIndex==0 && fTools::equal(fAlpha,1.0)) << "0.5"; 86 87 tie(nIndex,fAlpha) = maKeyStops.lerp(0.51); 88 ASSERT_TRUE(nIndex==1 && fTools::equal(fAlpha,0.025)) << "0.51"; 89 90 tie(nIndex,fAlpha) = maKeyStops.lerp(0.9); 91 ASSERT_TRUE(nIndex==1 && fTools::equal(fAlpha,1.0)) << "0.51"; 92 93 tie(nIndex,fAlpha) = maKeyStops.lerp(1.0); 94 ASSERT_TRUE(nIndex==1 && fAlpha==1.0) << "0.51"; 95 } 96 97 // ----------------------------------------------------------------------------- 98 99 } // namespace basegfxtools 100