Java 14 integration tests

PiperOrigin-RevId: 314566781

Author: cushon

core/src/test/java/com/google/googlejavaformat/java/FormatterIntegrationTest.java

@@ -47,7 +47,8 @@
 @RunWith(Parameterized.class)
 public class FormatterIntegrationTest {
 
-  private static final ImmutableSet<String> JAVA14_TESTS = ImmutableSet.of("java14", "I477");
+  private static final ImmutableSet<String> JAVA14_TESTS =
+      ImmutableSet.of("I477", "Records", "RSLs", "Var", "ExpressionSwitch");
 
   @Parameters(name = "{index}: {0}")
   public static Iterable<Object[]> data() throws IOException {

core/src/test/resources/com/google/googlejavaformat/java/testdata/ExpressionSwitch.input

@@ -0,0 +1,9 @@
+class ExpressionSwitch {
+  boolean odd(int x) {
+    return switch (x) {
+      case 0 -> true;
+      case 1 -> false;
+      default -> odd(x - 1);
+    };
+  }
+}

core/src/test/resources/com/google/googlejavaformat/java/testdata/ExpressionSwitch.output

@@ -0,0 +1,9 @@
+class ExpressionSwitch {
+  boolean odd(int x) {
+    return switch (x) {
+      case 0 -> true;
+      case 1 -> false;
+      default -> odd(x - 1);
+    };
+  }
+}

core/src/test/resources/com/google/googlejavaformat/java/testdata/RSLs.input

@@ -0,0 +1,6 @@
+class RSLs {
+  String s = """
+  lorem
+      ipsum
+  """;
+}

core/src/test/resources/com/google/googlejavaformat/java/testdata/RSLs.output

@@ -0,0 +1,6 @@
+class RSLs {
+  String s = """
+  lorem
+      ipsum
+  """;
+}

core/src/test/resources/com/google/googlejavaformat/java/testdata/Records.input

@@ -0,0 +1,29 @@
+class Records {
+  record R1() {}
+
+  private record R2() {}
+
+  @Deprecated
+  private record R3() {}
+
+  record R4<T>() {}
+
+  record R5<T>(int x) {}
+
+  record R6<T>(@Deprecated int x) {}
+
+  record R7<T>(@Deprecated int x, int... y) {}
+
+  record R8<T>() implements Comparable<R8<T>> {
+    @Override
+    public int compareTo(R8<T> other) {
+      return 0;
+    }
+  }
+
+  record R9(int x) {
+    R9(int x) {
+      this.x = x;
+    }
+  }
+}

core/src/test/resources/com/google/googlejavaformat/java/testdata/Records.output

@@ -0,0 +1,29 @@
+class Records {
+  record R1() {}
+
+  private record R2() {}
+
+  @Deprecated
+  private record R3() {}
+
+  record R4<T>() {}
+
+  record R5<T>(int x) {}
+
+  record R6<T>(@Deprecated int x) {}
+
+  record R7<T>(@Deprecated int x, int... y) {}
+
+  record R8<T>() implements Comparable<R8<T>> {
+    @Override
+    public int compareTo(R8<T> other) {
+      return 0;
+    }
+  }
+
+  record R9(int x) {
+    R9(int x) {
+      this.x = x;
+    }
+  }
+}

core/src/test/resources/com/google/googlejavaformat/java/testdata/Var.input

@@ -0,0 +1,5 @@
+class Var {
+  void f() {
+    for (var x : ImmutableList.of(42)) {}
+  }
+}

core/src/test/resources/com/google/googlejavaformat/java/testdata/Var.output

@@ -0,0 +1,5 @@
+class Var {
+  void f() {
+    for (var x : ImmutableList.of(42)) {}
+  }
+}