add tests to ensure onlyExplicitlyIncluded means nothing if no fields are annotated. Fixes #1772

test/transform/resource/after-delombok/EqualsAndHashCodeExplicitInclude.java

@@ -0,0 +1,22 @@
+class EqualsAndHashCodeExplicitInclude {
+	int x;
+	@java.lang.Override
+	@java.lang.SuppressWarnings("all")
+	public boolean equals(final java.lang.Object o) {
+		if (o == this) return true;
+		if (!(o instanceof EqualsAndHashCodeExplicitInclude)) return false;
+		final EqualsAndHashCodeExplicitInclude other = (EqualsAndHashCodeExplicitInclude) o;
+		if (!other.canEqual((java.lang.Object) this)) return false;
+		return true;
+	}
+	@java.lang.SuppressWarnings("all")
+	protected boolean canEqual(final java.lang.Object other) {
+		return other instanceof EqualsAndHashCodeExplicitInclude;
+	}
+	@java.lang.Override
+	@java.lang.SuppressWarnings("all")
+	public int hashCode() {
+		int result = 1;
+		return result;
+	}
+}