Make aconfig flags generate a library instead of a srcjar.

Also add unit tests for the rest of device_config

Bug: 283475679
Test: m nothing (soong unit tests)
Change-Id: Iee18a1f2f2cbb23e8c8d84c54e903b32be29a693

java/generated_java_library_test.go

@@ -0,0 +1,65 @@
+// Copyright 2018 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package java
+
+import (
+	"testing"
+
+	"android/soong/android"
+)
+
+func JavaGenLibTestFactory() android.Module {
+	callbacks := &JavaGenLibTestCallbacks{}
+	return GeneratedJavaLibraryModuleFactory("test_java_gen_lib", callbacks, &callbacks.properties)
+}
+
+type JavaGenLibTestProperties struct {
+	Foo string
+}
+
+type JavaGenLibTestCallbacks struct {
+	properties JavaGenLibTestProperties
+}
+
+func (callbacks *JavaGenLibTestCallbacks) DepsMutator(module *GeneratedJavaLibraryModule, ctx android.BottomUpMutatorContext) {
+}
+
+func (callbacks *JavaGenLibTestCallbacks) GenerateSourceJarBuildActions(ctx android.ModuleContext) android.Path {
+	return android.PathForOutput(ctx, "blah.srcjar")
+}
+
+func testGenLib(t *testing.T, errorHandler android.FixtureErrorHandler, bp string) *android.TestResult {
+	return android.GroupFixturePreparers(
+		PrepareForIntegrationTestWithJava,
+		android.FixtureRegisterWithContext(func(ctx android.RegistrationContext) {
+			ctx.RegisterModuleType("test_java_gen_lib", JavaGenLibTestFactory)
+		}),
+	).
+		ExtendWithErrorHandler(errorHandler).
+		RunTestWithBp(t, bp)
+}
+
+func TestGenLib(t *testing.T) {
+	bp := `
+				test_java_gen_lib {
+					name: "javagenlibtest",
+                    foo: "bar",  // Note: This won't parse if the property didn't get added
+				}
+			`
+	result := testGenLib(t, android.FixtureExpectsNoErrors, bp)
+
+	javagenlibtest := result.ModuleForTests("javagenlibtest", "android_common").Module().(*GeneratedJavaLibraryModule)
+	android.AssertPathsEndWith(t, "Generated_srcjars", []string{"/blah.srcjar"}, javagenlibtest.Library.properties.Generated_srcjars)
+}