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Test für Noise-Klasse

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ngb
2022-07-14 17:59:48 +02:00
parent 1e4b865492
commit c0831688ba
1 changed files with 42 additions and 1 deletions
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43
src/test/java/schule/ngb/zm/ConstantsTest.java
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@@ -71,7 +71,7 @@ class ConstantsTest {
}
@Test
void b() {
void asBool() {
assertTrue(Constants.asBool(true));
assertFalse(Constants.asBool(false));
assertTrue(Constants.asBool(1));
@@ -128,4 +128,45 @@ class ConstantsTest {
assertEquals(.8f, Math.abs(t/(t+f)), .01f);
}
@Test
void noise() {
double lastNoise = -1.0;
for( int i = 0; i < 100; i++ ) {
double thisNoise = Constants.noise(i * 0.005);
assertInRange(thisNoise);
assertNotEquals(lastNoise, thisNoise);
assertEquals(thisNoise, Constants.noise(i * 0.005), 0.0001);
lastNoise = thisNoise;
}
lastNoise = -1.0;
for( int i = 0; i < 100; i++ ) {
double thisNoise = Constants.noise(i * 0.005, 0.1);
assertInRange(thisNoise);
assertNotEquals(lastNoise, thisNoise);
assertEquals(thisNoise, Constants.noise(i * 0.005, 0.1), 0.0001);
lastNoise = thisNoise;
}
lastNoise = -1.0;
for( int i = 0; i < 100; i++ ) {
double thisNoise = Constants.noise(i * 0.005, 5.5, 100.0/(i+1));
assertInRange(thisNoise);
assertNotEquals(lastNoise, thisNoise);
assertEquals(thisNoise, Constants.noise(i * 0.005, 5.5, 100.0/(i+1)), 0.0001);
lastNoise = thisNoise;
}
}
private void assertInRange( double d ) {
assertFalse(Double.isNaN(d), "Noise value can't be NaN.");
assertTrue(0.0 <= d && 1.0 >= d, "Noise should be in Range 0 to 1. Was <" + d + ">.");
}
}