Strip relative paths from java_import output files

androidx.annotation_annotation is used as a test data file, and
converting it from a java_library to a java_library_import causes
the relative path used in the test data path to change. Clear the
relative path in java_import the same way that other java based
modules do.

Bug: 288358614
Test: TestJavaLibraryOutputFileRel
Change-Id: I1f494110da32e916043ca94ac6ebeeafccc06f9a
diff --git a/java/java_test.go b/java/java_test.go
index 2676aa5..7969d97 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -2872,3 +2872,48 @@
 		t.Errorf("Module output does not contain expected jar %s", "foo-new.jar")
 	}
 }
+
+func TestJavaLibraryOutputFilesRel(t *testing.T) {
+	result := android.GroupFixturePreparers(
+		PrepareForTestWithJavaDefaultModules,
+	).RunTestWithBp(t, `
+		java_library {
+			name: "foo",
+			srcs: ["a.java"],
+		}
+
+		java_import {
+			name: "bar",
+			jars: ["bar.aar"],
+
+		}
+
+		java_import {
+			name: "baz",
+			jars: ["baz.aar"],
+			static_libs: ["bar"],
+		}
+	`)
+
+	foo := result.ModuleForTests("foo", "android_common")
+	bar := result.ModuleForTests("bar", "android_common")
+	baz := result.ModuleForTests("baz", "android_common")
+
+	fooOutputPath := android.OutputFileForModule(android.PathContext(nil), foo.Module(), "")
+	barOutputPath := android.OutputFileForModule(android.PathContext(nil), bar.Module(), "")
+	bazOutputPath := android.OutputFileForModule(android.PathContext(nil), baz.Module(), "")
+
+	android.AssertPathRelativeToTopEquals(t, "foo output path",
+		"out/soong/.intermediates/foo/android_common/javac/foo.jar", fooOutputPath)
+	android.AssertPathRelativeToTopEquals(t, "bar output path",
+		"out/soong/.intermediates/bar/android_common/combined/bar.jar", barOutputPath)
+	android.AssertPathRelativeToTopEquals(t, "baz output path",
+		"out/soong/.intermediates/baz/android_common/combined/baz.jar", bazOutputPath)
+
+	android.AssertStringEquals(t, "foo relative output path",
+		"foo.jar", fooOutputPath.Rel())
+	android.AssertStringEquals(t, "bar relative output path",
+		"bar.jar", barOutputPath.Rel())
+	android.AssertStringEquals(t, "baz relative output path",
+		"baz.jar", bazOutputPath.Rel())
+}