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Add tests for generic parameters

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Victorious3 2022-09-22 18:48:50 +02:00
parent 04b9af8c7b
commit 247eb0ef79
1 changed files with 157 additions and 48 deletions
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113
src/test/java/targetast/TestComplete.java
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@ -4,7 +4,9 @@ import de.dhbwstuttgart.target.ByteArrayClassLoader;
import org.junit.Ignore;
import org.junit.Test;
import java.lang.reflect.Array;
import java.lang.reflect.Method;
import java.lang.reflect.ParameterizedType;
import java.lang.reflect.TypeVariable;
import java.util.Arrays;
import java.util.Vector;
@ -342,13 +344,53 @@ public class TestComplete {
@Test
public void tph2Test() throws Exception {
var classFiles = generateClassFiles("Tph2.jav", new ByteArrayClassLoader());
var instance = classFiles.get("Tph2").getDeclaredConstructor().newInstance();
var tph2 = classFiles.get("Tph2");
var instance = tph2.getDeclaredConstructor().newInstance();
assertEquals(1, tph2.getTypeParameters().length);
// public class Tph2<DZG>
var DZG = tph2.getTypeParameters()[0];
var id = tph2.getDeclaredField("id");
// public Fun1$$<DZG, DZG> id
var idParams = ((ParameterizedType) id.getGenericType()).getActualTypeArguments();
assertEquals(2, idParams.length);
assertEquals(DZG, idParams[0]);
assertEquals(DZG, idParams[1]);
var id3 = tph2.getDeclaredMethod("id3", Object.class);
// public <U extends DZG> DZG id3(U var1)
var paraTypes = id3.getGenericParameterTypes();
var typeParaTypes = id3.getTypeParameters();
var U = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[0])).findFirst().get();
assertEquals(DZG, U.getBounds()[0]);
assertEquals(DZG, id3.getGenericReturnType());
}
@Test
public void tph3Test() throws Exception {
var classFiles = generateClassFiles("Tph3.jav", new ByteArrayClassLoader());
var instance = classFiles.get("Tph3").getDeclaredConstructor().newInstance();
var tph3 = classFiles.get("Tph3");
var instance = tph3.getDeclaredConstructor().newInstance();
var m1 = tph3.getDeclaredMethod("m1", Object.class, Object.class);
// public <DZC> void m1(DZC var1, DZC var2)
var paraTypes = m1.getGenericParameterTypes();
var typeParaTypes = m1.getTypeParameters();
var DZC = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[0])).findFirst().get();
assertEquals(DZC, Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[1])).findFirst().get());
assertEquals(Object.class, DZC.getBounds()[0]);
var m2 = tph3.getDeclaredMethod("m2", Object.class);
// public <V> void m2(V var1)
var paraTypes2 = m2.getGenericParameterTypes();
var typeParaTypes2 = m2.getTypeParameters();
var V = Arrays.stream(typeParaTypes2).filter(t -> t.equals(paraTypes2[0])).findFirst().get();
assertEquals(Object.class, V.getBounds()[0]);
}
@Test
@ -356,6 +398,30 @@ public class TestComplete {
var classFiles = generateClassFiles("Tph4.jav", new ByteArrayClassLoader());
var tph4 = classFiles.get("Tph4");
var instance = tph4.getDeclaredConstructor().newInstance();
var m = tph4.getDeclaredMethod("m", Object.class, Object.class);
// public <O extends P, N, P extends M, M> M m(N var1, O var2)
var paraTypes = m.getGenericParameterTypes();
var typeParaTypes = m.getTypeParameters();
var N = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[0])).findFirst().get();
assertEquals(Object.class, N.getBounds()[0]);
var O = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[1])).findFirst().get();
var P = Arrays.stream(typeParaTypes).filter(t -> t.equals(O.getBounds()[0])).findFirst().get();
var M = Arrays.stream(typeParaTypes).filter(t -> t.equals(P.getBounds()[0])).findFirst().get();
assertEquals(Object.class, M.getBounds()[0]);
assertEquals(M, m.getGenericReturnType());
var m2 = tph4.getDeclaredMethod("m2", Object.class);
// public <X> X m2(X var1)
var paraTypes2 = m2.getGenericParameterTypes();
var typeParaTypes2 = m2.getTypeParameters();
var X = Arrays.stream(typeParaTypes2).filter(t -> t.equals(paraTypes2[0])).findFirst().get();
assertEquals(Object.class, X.getBounds()[0]);
assertEquals(X, m2.getGenericReturnType());
}
@Test
@ -364,6 +430,26 @@ public class TestComplete {
var tph5 = classFiles.get("Tph5");
var instance = tph5.getDeclaredConstructor().newInstance();
var m = tph5.getDeclaredMethod("m", Object.class, Object.class);
// public <N, O extends N> void m(N var1, O var2)
var paraTypes = m.getGenericParameterTypes();
var typeParaTypes = m.getTypeParameters();
var N = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[0])).findFirst().get();
var O = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[1])).findFirst().get();
assertEquals(O.getBounds()[0], N);
assertEquals(Object.class, N.getBounds()[0]);
var m2 = tph5.getDeclaredMethod("m2", Object.class);
// public <R> R m2(R var1)
var paraTypes2 = m2.getGenericParameterTypes();
var typeParaTypes2 = m2.getTypeParameters();
var R = Arrays.stream(typeParaTypes2).filter(t -> t.equals(paraTypes2[0])).findFirst().get();
assertEquals(Object.class, R.getBounds()[0]);
assertEquals(R, m2.getGenericReturnType());
}
@Test
@ -372,6 +458,29 @@ public class TestComplete {
var tph5 = classFiles.get("Tph6");
var instance = tph5.getDeclaredConstructor().newInstance();
var m = tph5.getDeclaredMethod("m", Object.class, Object.class);
// public <O extends P, N extends P, P> void m(N var1, O var2)
var paraTypes = m.getGenericParameterTypes();
var typeParaTypes = m.getTypeParameters();
var N = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[0])).findFirst().get();
var O = Arrays.stream(typeParaTypes).filter(t -> t.equals(paraTypes[1])).findFirst().get();
var PT = N.getBounds()[0];
assertEquals(PT, O.getBounds()[0]);
var P = Arrays.stream(typeParaTypes).filter(t -> t.equals(PT)).findFirst().get();
assertEquals(Object.class, P.getBounds()[0]);
var m2 = tph5.getDeclaredMethod("m2", Object.class);
// public <W> W m2(W var1)
var paraTypes2 = m2.getGenericParameterTypes();
var typeParaTypes2 = m2.getTypeParameters();
var W = Arrays.stream(typeParaTypes2).filter(t -> t.equals(paraTypes2[0])).findFirst().get();
assertEquals(Object.class, W.getBounds()[0]);
assertEquals(W, m2.getGenericReturnType());
}