Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 9d43e40c authored by Mike Schneider's avatar Mike Schneider
Browse files

Tune benchmark tests 

- also test one iteration
- add two more testcases
- always use the same oscillate input function, for all tests

Test: Benchmark tests
Bug: 404975104
Flag: TEST_ONLY
Change-Id: I4842b7c4a7b80c1840e5148a5ed2e9a7a982093c
parent 3b85ab91

mechanics/benchmark/tests/src/com/android/mechanics/benchmark/MotionValueCollectionBenchmark.kt

+43 −34
Original line number Diff line number Diff line
@@ -38,7 +38,6 @@ import org.junit.Test 
import org.junit.runner.RunWith

import org.junit.runners.Parameterized

import platform.test.motion.compose.MonotonicClockTestScope

import platform.test.motion.compose.runMonotonicClockTest



/** Benchmark, which will execute on an Android device. Previous results: go/mm-microbenchmarks */

@RunWith(Parameterized::class)
@@ -47,7 +46,9 @@ class MotionValueCollectionBenchmark(private val instanceCount: Int) { 
    companion object {

        @JvmStatic

        @Parameterized.Parameters(name = "instanceCount={0}")

        fun instanceCount() = listOf(100)

        fun instanceCount() = listOf(1, 100)



        val DefaultSpring = SpringParameters(stiffness = 300f, dampingRatio = .9f)

    }



    @get:Rule val benchmarkRule = BenchmarkRule()
@@ -117,69 +118,77 @@ class MotionValueCollectionBenchmark(private val instanceCount: Int) { 
        testScheduler.advanceTimeBy(16)

    }



    private fun MonotonicClockTestScope.measureOscillatingInput(

        fixture: TestFixture,

        stepSize: Float = 1f,

    ) {

        var step = stepSize

        benchmarkRule.measureRepeated {

            val lastInput = fixture.gestureContext.dragOffset

            if (lastInput <= .5f) step = stepSize else if (lastInput >= 9.5f) step = -stepSize

            fixture.gestureContext.dragOffset = lastInput + step

            nextFrame()

        }

    }



    @Test

    fun noChange() = runMonotonicClockTest {

        val fixture = testFixture()



        benchmarkRule.measureRepeated {

            fixture.gestureContext.dragOffset += 0f

            nextFrame()

        }

        measureOscillatingInput(fixture, stepSize = 0f)

    }



    @Test

    fun changeInput() = runMonotonicClockTest {

        val fixture = testFixture()



        benchmarkRule.measureRepeated {

            fixture.gestureContext.dragOffset += 1f

            nextFrame()

        measureOscillatingInput(fixture)

    }



    @Test

    fun changeInput_sameOutput() = runMonotonicClockTest {

        val spec = MotionSpec(directionalMotionSpec(Mapping.Zero))



        val fixture = testFixture(initialInput = 4f) { spec }

        measureOscillatingInput(fixture)

    }



    @Test

    fun animateOutput() = runMonotonicClockTest {

    fun changeSegment_noDiscontinuity() = runMonotonicClockTest {

        val spec =

            MotionSpec(

                directionalMotionSpec(

                    defaultSpring = SpringParameters(stiffness = 300f, dampingRatio = .9f),

                    initialMapping = Mapping.Zero,

                ) {

                    fixedValue(breakpoint = 5f, value = 1f)

                directionalMotionSpec(DefaultSpring, Mapping.Zero) {

                    mapping(breakpoint = 5f, mapping = Mapping.Zero)

                }

            )



        val fixture = testFixture(initialInput = 4f) { spec }

        var stepSize = 1f

        measureOscillatingInput(fixture)

    }



        benchmarkRule.measureRepeated {

            val lastInput = fixture.gestureContext.dragOffset

            if (lastInput <= .5f) stepSize = 1f else if (lastInput >= 9.5f) stepSize = -1f

            fixture.gestureContext.dragOffset = lastInput + stepSize

            nextFrame()

    @Test

    fun animateOutput() = runMonotonicClockTest {

        val spec =

            MotionSpec(

                directionalMotionSpec(DefaultSpring, Mapping.Zero) {

                    fixedValue(breakpoint = 5f, value = 1f)

                }

            )



        val fixture = testFixture(initialInput = 4f) { spec }

        measureOscillatingInput(fixture)

    }



    @Test

    fun animateWithGuarantee() = runMonotonicClockTest {

        val spec =

            MotionSpec(

                directionalMotionSpec(

                    defaultSpring = SpringParameters(stiffness = 300f, dampingRatio = .9f),

                    initialMapping = Mapping.Zero,

                ) {

                directionalMotionSpec(DefaultSpring, Mapping.Zero) {

                    fixedValue(breakpoint = 5f, value = 1f, guarantee = Guarantee.InputDelta(4f))

                }

            )



        val fixture = testFixture { spec }

        var stepSize = 1f



        benchmarkRule.measureRepeated {

            val lastInput = fixture.gestureContext.dragOffset

            if (lastInput <= .5f) stepSize = 1f else if (lastInput >= 9.5f) stepSize = -1f

            fixture.gestureContext.dragOffset = lastInput + stepSize

            nextFrame()

        }

        measureOscillatingInput(fixture)

    }

}