Add unit test for float decoding

PR #3369 <https://github.com/Genymobile/scrcpy/pull/3369>
This commit is contained in:
Romain Vimont 2022-08-03 14:55:35 +02:00
parent 3848ce86f1
commit 136ab8c199

View file

@ -0,0 +1,20 @@
package com.genymobile.scrcpy;
import org.junit.Assert;
import org.junit.Test;
public class BinaryTest {
@Test
public void testU16FixedPointToFloat() {
final float delta = 0.0f; // on these values, there MUST be no rounding error
Assert.assertEquals(0.0f, Binary.u16FixedPointToFloat((short) 0), delta);
Assert.assertEquals(0.03125f, Binary.u16FixedPointToFloat((short) 0x800), delta);
Assert.assertEquals(0.0625f, Binary.u16FixedPointToFloat((short) 0x1000), delta);
Assert.assertEquals(0.125f, Binary.u16FixedPointToFloat((short) 0x2000), delta);
Assert.assertEquals(0.25f, Binary.u16FixedPointToFloat((short) 0x4000), delta);
Assert.assertEquals(0.5f, Binary.u16FixedPointToFloat((short) 0x8000), delta);
Assert.assertEquals(0.75f, Binary.u16FixedPointToFloat((short) 0xc000), delta);
Assert.assertEquals(1.0f, Binary.u16FixedPointToFloat((short) 0xffff), delta);
}
}