| // Copyright 2019 The Bazel Authors. 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 com.google.devtools.build.android.desugar.nest; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.devtools.build.android.desugar.nest.ClassMemberTrackReason.MemberUseKind; |
| import com.google.testing.testsize.SmallTest; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| import org.objectweb.asm.Opcodes; |
| |
| /** Tests for {@link ClassMemberTrackReason}. */ |
| @RunWith(JUnit4.class) |
| @SmallTest |
| public class ClassMemberTrackReasonTest { |
| |
| private static final ImmutableList<Integer> MEMBER_USE_OPCODES = |
| ImmutableList.of( |
| Opcodes.H_GETFIELD, |
| Opcodes.H_GETSTATIC, |
| Opcodes.H_PUTFIELD, |
| Opcodes.H_PUTSTATIC, |
| Opcodes.H_INVOKEVIRTUAL, |
| Opcodes.H_INVOKESTATIC, |
| Opcodes.H_INVOKESPECIAL, |
| Opcodes.H_NEWINVOKESPECIAL, |
| Opcodes.H_INVOKEINTERFACE, |
| Opcodes.GETSTATIC, |
| Opcodes.PUTSTATIC, |
| Opcodes.GETFIELD, |
| Opcodes.PUTFIELD, |
| Opcodes.INVOKEVIRTUAL, |
| Opcodes.INVOKESPECIAL, |
| Opcodes.INVOKESTATIC, |
| Opcodes.INVOKEINTERFACE, |
| Opcodes.INVOKEDYNAMIC); |
| |
| @Test |
| public void memberUseKind_toOpcodeValues() { |
| List<Integer> backingOpcodes = |
| Arrays.stream(MemberUseKind.values()) |
| .map(MemberUseKind::getOpcode) |
| .collect(Collectors.toList()); |
| assertThat(backingOpcodes).containsExactlyElementsIn(MEMBER_USE_OPCODES).inOrder(); |
| } |
| |
| @Test |
| public void memberUseKind_fromOpcodeValues() { |
| List<MemberUseKind> allParsedMemberUseKinds = |
| MEMBER_USE_OPCODES.stream().map(MemberUseKind::fromValue).collect(Collectors.toList()); |
| assertThat(allParsedMemberUseKinds).containsExactlyElementsIn(MemberUseKind.values()).inOrder(); |
| } |
| |
| @Test |
| public void memberUseKind_invertibleMapping() { |
| assertThat( |
| MEMBER_USE_OPCODES.stream() |
| .map(MemberUseKind::fromValue) |
| .map(MemberUseKind::getOpcode) |
| .collect(Collectors.toList())) |
| .containsExactlyElementsIn(MEMBER_USE_OPCODES) |
| .inOrder(); |
| } |
| } |