| package com.android.tools.r8.desugar.nestaccesscontrol; |
| |
| import static com.android.tools.r8.desugar.nestaccesscontrol.NestAccessControlTestUtils.PACKAGE_NAME; |
| import static com.android.tools.r8.desugar.nestaccesscontrol.NestAccessControlTestUtils.classesMatching; |
| |
| import com.android.tools.r8.R8FullTestBuilder; |
| import com.android.tools.r8.R8TestCompileResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import com.android.tools.r8.TestRuntime.CfVm; |
| import com.android.tools.r8.utils.StringUtils; |
| import java.nio.file.Path; |
| import java.util.List; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class NestClassMergingTest extends TestBase { |
| |
| public NestClassMergingTest(TestParameters parameters) { |
| this.parameters = parameters; |
| } |
| |
| private final TestParameters parameters; |
| |
| private final String NEST_MAIN_CLASS = PACKAGE_NAME + "NestHostInlining"; |
| private final String NEST_SUBCLASS_MAIN_CLASS = PACKAGE_NAME + "NestHostInliningSubclasses"; |
| private final String OUTSIDE_WITH_ACCESS_MAIN_CLASS = PACKAGE_NAME + "OutsideInliningWithAccess"; |
| private final String OUTSIDE_NO_ACCESS_MAIN_CLASS = PACKAGE_NAME + "OutsideInliningNoAccess"; |
| private final String NEST_MAIN_EXPECTED_RESULT = |
| StringUtils.lines("inlining", "InnerNoPrivAccess"); |
| private final String NEST_SUBCLASS_MAIN_EXPECTED_RESULT = |
| StringUtils.lines("inliningSubclass", "InnerNoPrivAccessSubclass"); |
| private final String OUTSIDE_WITH_ACCESS_MAIN_EXPECTED_RESULT = |
| StringUtils.lines("OutsideInliningNoAccess", "inlining"); |
| private final String OUTSIDE_NO_ACCESS_MAIN_EXPECTED_RESULT = |
| StringUtils.lines("OutsideInliningNoAccess"); |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters() |
| .withCfRuntimesStartingFromIncluding(CfVm.JDK11) |
| .build(); |
| } |
| |
| @Test |
| public void testClassMergeAcrossTwoNests() throws Exception { |
| // Potentially merge classes from one nest with classes from another nest. |
| testClassMergeAcrossNest( |
| new String[] {NEST_MAIN_CLASS}, new String[] {NEST_MAIN_EXPECTED_RESULT}); |
| testClassMergeAcrossNest( |
| new String[] {NEST_SUBCLASS_MAIN_CLASS}, new String[] {NEST_SUBCLASS_MAIN_EXPECTED_RESULT}); |
| testClassMergeAcrossNest( |
| new String[] {NEST_MAIN_CLASS, NEST_SUBCLASS_MAIN_CLASS}, |
| new String[] {NEST_MAIN_EXPECTED_RESULT, NEST_SUBCLASS_MAIN_EXPECTED_RESULT}); |
| } |
| |
| @Test |
| public void testClassMergeAcrossNestAndNonNest() throws Exception { |
| // Potentially merge classes from a nest with non nest classes. |
| testClassMergeAcrossNest( |
| new String[] { |
| NEST_MAIN_CLASS, OUTSIDE_NO_ACCESS_MAIN_CLASS, OUTSIDE_WITH_ACCESS_MAIN_CLASS |
| }, |
| new String[] { |
| NEST_MAIN_EXPECTED_RESULT, |
| OUTSIDE_NO_ACCESS_MAIN_EXPECTED_RESULT, |
| OUTSIDE_WITH_ACCESS_MAIN_EXPECTED_RESULT |
| }); |
| testClassMergeAcrossNest( |
| new String[] {OUTSIDE_NO_ACCESS_MAIN_CLASS}, |
| new String[] {OUTSIDE_NO_ACCESS_MAIN_EXPECTED_RESULT}); |
| testClassMergeAcrossNest( |
| new String[] {OUTSIDE_WITH_ACCESS_MAIN_CLASS}, |
| new String[] {OUTSIDE_WITH_ACCESS_MAIN_EXPECTED_RESULT}); |
| } |
| |
| public void testClassMergeAcrossNest(String[] mainClasses, String[] expectedResults) |
| throws Exception { |
| List<Path> bothNestsAndOutsideClassToCompile = classesMatching("Inlining"); |
| R8FullTestBuilder r8FullTestBuilder = testForR8(parameters.getBackend()); |
| for (String clazz : mainClasses) { |
| r8FullTestBuilder.addKeepMainRule(clazz); |
| } |
| R8TestCompileResult compileResult = |
| r8FullTestBuilder |
| .addOptionsModification( |
| options -> { |
| // Disable optimizations else additional classes are removed since they become |
| // unused. |
| options.enableValuePropagation = false; |
| options.enableClassInlining = false; |
| options.enableNestReduction = false; |
| }) |
| .enableInliningAnnotations("nesthostexample") |
| .addProgramFiles(bothNestsAndOutsideClassToCompile) |
| .compile() |
| .inspect(NestAttributesUpdateTest::assertNestAttributesCorrect); |
| for (int i = 0; i < mainClasses.length; i++) { |
| compileResult |
| .run(parameters.getRuntime(), mainClasses[i]) |
| .assertSuccessWithOutput(expectedResults[i]); |
| } |
| } |
| } |