53 lines
1.4 KiB
C++
53 lines
1.4 KiB
C++
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#include "closed_loop_fuel_cell.h"
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#include "engine.h"
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#include "gtest/gtest.h"
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#include "gmock/gmock.h"
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using ::testing::_;
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using ::testing::Return;
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using ::testing::StrictMock;
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class MockClCell : public ClosedLoopFuelCellBase {
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public:
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MOCK_METHOD(float, getLambdaError, (DECLARE_ENGINE_PARAMETER_SIGNATURE), (const));
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MOCK_METHOD(float, getMaxAdjustment, (), (const));
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MOCK_METHOD(float, getMinAdjustment, (), (const));
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MOCK_METHOD(float, getIntegratorGain, (), (const));
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};
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TEST(ClosedLoopCell, TestDeadband) {
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StrictMock<MockClCell> cl;
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// Error is more than deadtime, so nothing else should be called
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EXPECT_CALL(cl, getLambdaError(_, _, _))
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.WillOnce(Return(0.05f));
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cl.update(0.1f, true, nullptr, nullptr, nullptr);
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// Should be zero adjustment
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EXPECT_FLOAT_EQ(cl.getAdjustment(), 1.0f);
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}
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TEST(ClosedLoopFuelCell, AdjustRate) {
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StrictMock<MockClCell> cl;
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// Error is more than deadtime, so nothing else should be called
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EXPECT_CALL(cl, getLambdaError(_, _, _))
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.WillOnce(Return(0.1f));
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EXPECT_CALL(cl, getMinAdjustment())
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.WillOnce(Return(-0.2f));
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EXPECT_CALL(cl, getMaxAdjustment())
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.WillOnce(Return(0.2f));
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EXPECT_CALL(cl, getIntegratorGain())
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.WillOnce(Return(2.0f));
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cl.update(0.0f, false, nullptr, nullptr, nullptr);
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// Should have integrated 0.2 * dt
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// dt = 1000.0f / FAST_CALLBACK_PERIOD_MS
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EXPECT_FLOAT_EQ(cl.getAdjustment(), 1 + (0.2f / (1000.0f / FAST_CALLBACK_PERIOD_MS)));
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}
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