build-system/integration-test/application/src/test/java/com/android/build/gradle/integration/bundle/DynamicAppLintTest.kt

/*
 * Copyright (C) 2020 The Android Open Source Project
 *
 * 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 com.android.build.gradle.integration.bundle

import com.android.build.gradle.integration.common.fixture.BaseGradleExecutor
import com.android.build.gradle.integration.common.fixture.GradleTestProject
import com.android.build.gradle.options.BooleanOption
import com.android.testutils.truth.PathSubject.assertThat
import com.google.common.truth.Truth.assertThat
import org.junit.Ignore
import org.junit.Rule
import org.junit.Test

/** TODO(b/146208910) Support the unused resource detector better with dynamic features. */
class DynamicAppLintTest {
    @get:Rule
    val project: GradleTestProject = GradleTestProject.builder()
        .fromTestProject("dynamicApp")
        // b/146208910
        .withConfigurationCaching(BaseGradleExecutor.ConfigurationCaching.OFF)
        .addGradleProperties(BooleanOption.USE_NEW_LINT_MODEL.propertyName + "=false")
        .create()

    @Test
    @Ignore("b/160392650 Dynamic feature support in the new lint integration TODO")
    fun testUnusedResourcesInFeatureModules() {
        project.execute("clean", "lint")

        val file = project.file("app/lint-results.txt")
        assertThat(file).containsAllOf(
            "The resource R.string.unused_from_feature1 appears to be unused",
            "The resource R.string.feature1_title appears to be unused",
            "The resource R.string.feature2_title appears to be unused",
            "The resource R.string.unused_from_app appears to be unused"
        )

        assertThat(file).doesNotContain(
            "The resource R.string.used_from_app appears to be unused"
        )
        assertThat(file).doesNotContain(
            "The resource R.string.used_from_feature1 appears to be unused"
        )
        assertThat(file).doesNotContain(
            "The resource R.string.used_from_feature2 appears to be unused"
        )
    }
}