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38 * Tests for gmx::SetStartTime
40 * \author Paul Bauer <paul.bauer.q@gmail.com>
41 * \ingroup module_coordinateio
49 #include "gromacs/coordinateio/outputadapters/setstarttime.h"
50 #include "gromacs/trajectory/trajectoryframe.h"
52 #include "gromacs/coordinateio/tests/coordinate_test.h"
61 * Test fixture to prepare a setatoms object to pass data through.
63 class SetStartTimeTest : public gmx::test::CommandLineTestBase
66 SetStartTimeTest() { clear_trxframe(frame(), true); }
68 * Get access to the method for changing frame time information.
70 * \param[in] startTime User supplied start time to test.
72 SetStartTime* setStartTime(real startTime)
76 setStartTime_ = std::make_unique<SetStartTime>(startTime);
78 return setStartTime_.get();
80 //! Get access to trajectoryframe to mess with.
81 t_trxframe* frame() { return &frame_; }
84 //! Object to use for tests
85 SetStartTimePointer setStartTime_;
86 //! Storage of trajectoryframe.
90 TEST_F(SetStartTimeTest, WorksWithNonZeroStart)
92 frame()->bTime = false;
94 // Set step to nonsense value to check that it is ignored.
95 SetStartTime* method = setStartTime(42);
96 EXPECT_NO_THROW(method->processFrame(0, frame()));
97 EXPECT_TRUE(frame()->bTime);
98 EXPECT_EQ(frame()->time, 42);
99 // Set frame time again to simulate advancing to new time.
101 EXPECT_NO_THROW(method->processFrame(1, frame()));
102 EXPECT_EQ(frame()->time, 52);
103 // Expect to use next frame time to get correct time step again.
105 EXPECT_NO_THROW(method->processFrame(2, frame()));
106 EXPECT_EQ(frame()->time, 57);
109 TEST_F(SetStartTimeTest, WorksWithZeroStart)
112 SetStartTime* method = setStartTime(0);
113 EXPECT_NO_THROW(method->processFrame(0, frame()));
114 EXPECT_EQ(frame()->time, 0);
115 // No matter what the next time in the frame is, ignore it.
117 EXPECT_NO_THROW(method->processFrame(1, frame()));
118 EXPECT_EQ(frame()->time, 23);
119 // And so on for more frames.
121 EXPECT_NO_THROW(method->processFrame(2, frame()));
122 EXPECT_EQ(frame()->time, 30);