Add tests for Java 19 record patterns

Signed-off-by: Alexander Kriegisch <Alexander@Kriegisch.name>

1 files changed, 37 insertions, 0 deletions

diff --git a/tests/features1919/java19/RecordPatternsPreview1ExhaustivenessAspect.aj b/tests/features1919/java19/RecordPatternsPreview1ExhaustivenessAspect.aj
new file mode 100644
index 000000000..44c7f12d0
--- /dev/null
+++ b/tests/features1919/java19/RecordPatternsPreview1ExhaustivenessAspect.aj
@@ -0,0 +1,37 @@
+public aspect RecordPatternsPreview1ExhaustivenessAspect {
+  static Pair<I> p2 = new Pair<>(new C(), new D());
+
+  public static void main(String[] args) {
+    doSomething(p2);
+  }
+
+  public static void doSomething(Pair pair) {
+    System.out.println(pair.toString().replaceAll("@[0-9a-f]+", "@000"));
+  }
+
+  before(Pair pair) : execution(* doSomething(Pair)) && args(pair) {
+    switch (pair) {
+      case Pair<I>(I i, C c) -> System.out.println("x");
+      case Pair<I>(I i, D d) -> System.out.println("y");
+      // TODO: Remove redundant default clause when https://github.com/eclipse-jdt/eclipse.jdt.core/issues/455
+      // has been fixed. But even with the default clause, it generates wrong byte code and throws runtime error:
+      // NoSuchMethodError: 'I Pair.x()'
+      default -> System.out.println("z");
+    }
+
+    switch (pair) {
+      case Pair<I>(C c, I i) -> System.out.println("a");
+      case Pair<I>(D d, C c) -> System.out.println("b");
+      case Pair<I>(D d1, D d2) -> System.out.println("c");
+      // TODO: remove redundant default clause when https://github.com/eclipse-jdt/eclipse.jdt.core/issues/455
+      // has been fixed. But even with the default clause, it generates wrong byte code and throws runtime error:
+      // NoSuchMethodError: 'I Pair.x()'
+      default -> System.out.println("d");
+    }
+  }
+}
+
+sealed interface I permits C, D { }
+final class C implements I { }
+final class D implements I { }
+record Pair<T>(T x, T y) { }