| /* |
| * Copyright (C) 2019 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 android.processor.compat.changeid; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| |
| import static javax.tools.StandardLocation.CLASS_OUTPUT; |
| |
| import com.google.common.collect.ObjectArrays; |
| import com.google.testing.compile.Compilation; |
| import com.google.testing.compile.CompilationSubject; |
| import com.google.testing.compile.Compiler; |
| import com.google.testing.compile.JavaFileObjects; |
| |
| import org.junit.Test; |
| |
| import javax.tools.JavaFileObject; |
| |
| |
| public class ChangeIdProcessorTest { |
| |
| // Hard coding the annotation definitions to avoid dependency on libcore, where they're defined. |
| private static final JavaFileObject[] mAnnotations = { |
| JavaFileObjects.forSourceLines("android.compat.annotation.ChangeId", |
| "package android.compat.annotation;", |
| "import static java.lang.annotation.ElementType.FIELD;", |
| "import static java.lang.annotation.ElementType.PARAMETER;", |
| "import static java.lang.annotation.RetentionPolicy.SOURCE;", |
| "import java.lang.annotation.Retention;", |
| "import java.lang.annotation.Target;", |
| "@Retention(SOURCE)", |
| "@Target({FIELD, PARAMETER})", |
| "public @interface ChangeId {", |
| "}"), |
| JavaFileObjects.forSourceLines("android.compat.annotation.Disabled", |
| "package android.compat.annotation;", |
| "import static java.lang.annotation.ElementType.FIELD;", |
| "import static java.lang.annotation.RetentionPolicy.SOURCE;", |
| "import java.lang.annotation.Retention;", |
| "import java.lang.annotation.Target;", |
| "@Retention(SOURCE)", |
| "@Target({FIELD})", |
| "public @interface Disabled {", |
| "}"), |
| JavaFileObjects.forSourceLines("android.compat.annotation.LoggingOnly", |
| "package android.compat.annotation;", |
| "import static java.lang.annotation.ElementType.FIELD;", |
| "import static java.lang.annotation.RetentionPolicy.SOURCE;", |
| "import java.lang.annotation.Retention;", |
| "import java.lang.annotation.Target;", |
| "@Retention(SOURCE)", |
| "@Target({FIELD})", |
| "public @interface LoggingOnly {", |
| "}"), |
| JavaFileObjects.forSourceLines("android.compat.annotation.EnabledAfter", |
| "package android.compat.annotation;", |
| "import static java.lang.annotation.ElementType.FIELD;", |
| "import static java.lang.annotation.RetentionPolicy.SOURCE;", |
| "import java.lang.annotation.Retention;", |
| "import java.lang.annotation.Target;", |
| "@Retention(SOURCE)", |
| "@Target({FIELD})", |
| "public @interface EnabledAfter {", |
| "int targetSdkVersion();", |
| "}"), |
| JavaFileObjects.forSourceLines("android.compat.annotation.EnabledSince", |
| "package android.compat.annotation;", |
| "import static java.lang.annotation.ElementType.FIELD;", |
| "import static java.lang.annotation.RetentionPolicy.SOURCE;", |
| "import java.lang.annotation.Retention;", |
| "import java.lang.annotation.Target;", |
| "@Retention(SOURCE)", |
| "@Target({FIELD})", |
| "public @interface EnabledSince {", |
| "int targetSdkVersion();", |
| "}"), |
| JavaFileObjects.forSourceLines("android.compat.annotation.Overridable", |
| "package android.compat.annotation;", |
| "import static java.lang.annotation.ElementType.FIELD;", |
| "import static java.lang.annotation.RetentionPolicy.SOURCE;", |
| "import java.lang.annotation.Retention;", |
| "import java.lang.annotation.Target;", |
| "@Retention(SOURCE)", |
| "@Target({FIELD})", |
| "public @interface Overridable {", |
| "}") |
| |
| }; |
| |
| private static final String HEADER = |
| "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>"; |
| |
| @Test |
| public void testCompatConfigXmlOutput() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.EnabledSince;", |
| "import android.compat.annotation.Disabled;", |
| "import android.compat.annotation.Overridable;", |
| "public class Compat {", |
| " /**", |
| " * description of", |
| " * MY_CHANGE_ID", |
| " */", |
| " @EnabledAfter(targetSdkVersion=29)", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| " /** description of ANOTHER_CHANGE **/", |
| " @ChangeId", |
| " @Disabled", |
| " public static final long ANOTHER_CHANGE = 23456700l;", |
| " /** description of LAST_CHANGE **/", |
| " @ChangeId", |
| " @EnabledSince(targetSdkVersion=30)", |
| " public static final long LAST_CHANGE = 23456701l;", |
| " /** description of OVERRIDABLE_CHANGE **/", |
| " @ChangeId", |
| " @Overridable", |
| " public static final long OVERRIDABLE_CHANGE = 23456702l;", |
| "}") |
| }; |
| String expectedFile = HEADER + "<config>" + |
| "<compat-change description=\"description of MY_CHANGE_ID\" " |
| + "enableAfterTargetSdk=\"29\" id=\"123456789\" name=\"MY_CHANGE_ID\">" |
| + "<meta-data definedIn=\"libcore.util.Compat\" " |
| + "sourcePosition=\"libcore/util/Compat.java:13\"/></compat-change>" |
| + "<compat-change description=\"description of ANOTHER_CHANGE\" disabled=\"true\" " |
| + "id=\"23456700\" name=\"ANOTHER_CHANGE\"><meta-data definedIn=\"libcore.util" |
| + ".Compat\" sourcePosition=\"libcore/util/Compat.java:16\"/></compat-change>" |
| + "<compat-change description=\"description of LAST_CHANGE\" " |
| + "enableSinceTargetSdk=\"30\" id=\"23456701\" name=\"LAST_CHANGE\">" |
| + "<meta-data definedIn=\"libcore.util.Compat\" " |
| + "sourcePosition=\"libcore/util/Compat.java:20\"/></compat-change>" |
| + "<compat-change description=\"description of OVERRIDABLE_CHANGE\" " |
| + "id=\"23456702\" name=\"OVERRIDABLE_CHANGE\" overridable=\"true\">" |
| + "<meta-data definedIn=\"libcore.util.Compat\" " |
| + "sourcePosition=\"libcore/util/Compat.java:24\"/></compat-change>" |
| + "</config>"; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "libcore.util", |
| "Compat_compat_config.xml").contentsAsString(UTF_8).isEqualTo(expectedFile); |
| } |
| |
| @Test |
| public void testCompatConfigXmlOutput_multiplePackages() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.Disabled;", |
| "public class Compat {", |
| " /**", |
| " * description of", |
| " * MY_CHANGE_ID", |
| " */", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}"), |
| JavaFileObjects.forSourceLines("android.util.SomeClass", |
| "package android.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.Disabled;", |
| "public class SomeClass {", |
| " /** description of ANOTHER_CHANGE **/", |
| " @ChangeId", |
| " public static final long ANOTHER_CHANGE = 23456700l;", |
| "}") |
| }; |
| String libcoreExpectedFile = HEADER + "<config>" + |
| "<compat-change description=\"description of MY_CHANGE_ID\" " |
| + "id=\"123456789\" name=\"MY_CHANGE_ID\">" |
| + "<meta-data definedIn=\"libcore.util.Compat\" " |
| + "sourcePosition=\"libcore/util/Compat.java:10\"/></compat-change>" |
| + "</config>"; |
| String androidExpectedFile = HEADER + "<config>" + |
| "<compat-change description=\"description of ANOTHER_CHANGE\" " |
| + "id=\"23456700\" name=\"ANOTHER_CHANGE\"><meta-data definedIn=\"android.util" |
| + ".SomeClass\" sourcePosition=\"android/util/SomeClass.java:7\"/></compat-change>" |
| + "</config>"; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "libcore.util", |
| "Compat_compat_config.xml").contentsAsString(UTF_8).isEqualTo(libcoreExpectedFile); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "android.util", |
| "SomeClass_compat_config.xml").contentsAsString(UTF_8).isEqualTo( |
| androidExpectedFile); |
| } |
| |
| @Test |
| public void testCompatConfigXmlOutput_innerClass() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.Disabled;", |
| "public class Compat {", |
| " public class Inner {", |
| " /**", |
| " * description of", |
| " * MY_CHANGE_ID", |
| " */", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| " }", |
| "}"), |
| }; |
| String expectedFile = HEADER + "<config>" + |
| "<compat-change description=\"description of MY_CHANGE_ID\" " |
| + "id=\"123456789\" name=\"MY_CHANGE_ID\"><meta-data definedIn=\"libcore.util" |
| + ".Compat.Inner\" sourcePosition=\"libcore/util/Compat.java:11\"/>" |
| + "</compat-change></config>"; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "libcore.util", |
| "Compat.Inner_compat_config.xml").contentsAsString(UTF_8).isEqualTo(expectedFile); |
| } |
| |
| @Test |
| public void testCompatConfigXmlOutput_interface() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.Disabled;", |
| "public interface Compat {", |
| " /**", |
| " * description of", |
| " * MY_CHANGE_ID", |
| " */", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}"), |
| }; |
| String expectedFile = HEADER + "<config>" + |
| "<compat-change description=\"description of MY_CHANGE_ID\" " |
| + "id=\"123456789\" name=\"MY_CHANGE_ID\"><meta-data definedIn=\"libcore.util" |
| + ".Compat\" sourcePosition=\"libcore/util/Compat.java:10\"/>" |
| + "</compat-change></config>"; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "libcore.util", |
| "Compat_compat_config.xml").contentsAsString(UTF_8).isEqualTo(expectedFile); |
| } |
| |
| @Test |
| public void testCompatConfigXmlOutput_enum() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.Disabled;", |
| "public enum Compat {", |
| " ENUM_CONSTANT;", |
| " /**", |
| " * description of", |
| " * MY_CHANGE_ID", |
| " */", |
| " @ChangeId", |
| " private static final long MY_CHANGE_ID = 123456789l;", |
| "}"), |
| }; |
| String expectedFile = HEADER + "<config>" + |
| "<compat-change description=\"description of MY_CHANGE_ID\" " |
| + "id=\"123456789\" name=\"MY_CHANGE_ID\"><meta-data definedIn=\"libcore.util" |
| + ".Compat\" sourcePosition=\"libcore/util/Compat.java:11\"/>" |
| + "</compat-change></config>"; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "libcore.util", |
| "Compat_compat_config.xml").contentsAsString(UTF_8).isEqualTo(expectedFile); |
| } |
| |
| @Test |
| public void testBothDisabledAndEnabledAfter() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.Disabled;", |
| "public class Compat {", |
| " @EnabledAfter(targetSdkVersion=29)", |
| " @Disabled", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "ChangeId cannot be annotated with both @Disabled and " |
| + "(@EnabledAfter | @EnabledSince)."); |
| } |
| |
| @Test |
| public void testBothDisabledAndEnabledSince() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledSince;", |
| "import android.compat.annotation.Disabled;", |
| "public class Compat {", |
| " @EnabledSince(targetSdkVersion=29)", |
| " @Disabled", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "ChangeId cannot be annotated with both @Disabled and " |
| + "(@EnabledAfter | @EnabledSince)."); |
| } |
| |
| |
| @Test |
| public void testBothLoggingOnlyAndEnabledAfter() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.LoggingOnly;", |
| "public class Compat {", |
| " @EnabledAfter(targetSdkVersion=29)", |
| " @LoggingOnly", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "ChangeId cannot be annotated with both @LoggingOnly and " |
| + "(@EnabledAfter | @EnabledSince | @Disabled)."); |
| } |
| |
| @Test |
| public void testBothLoggingOnlyAndEnabledSince() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledSince;", |
| "import android.compat.annotation.LoggingOnly;", |
| "public class Compat {", |
| " @EnabledSince(targetSdkVersion=29)", |
| " @LoggingOnly", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "ChangeId cannot be annotated with both @LoggingOnly and " |
| + "(@EnabledAfter | @EnabledSince | @Disabled)."); |
| } |
| |
| @Test |
| public void testBothLoggingOnlyAndDisabled() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.LoggingOnly;", |
| "import android.compat.annotation.Disabled;", |
| "public class Compat {", |
| " @LoggingOnly", |
| " @Disabled", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "ChangeId cannot be annotated with both @LoggingOnly and " |
| + "(@EnabledAfter | @EnabledSince | @Disabled)."); |
| } |
| |
| @Test |
| public void testBothEnabledAfterAndEnabledSince() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.EnabledSince;", |
| "public class Compat {", |
| " @EnabledAfter(targetSdkVersion=29)", |
| " @EnabledSince(targetSdkVersion=30)", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "ChangeId cannot be annotated with both @EnabledAfter and " |
| + "@EnabledSince. Prefer using the latter."); |
| } |
| |
| @Test |
| public void testLoggingOnly() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.LoggingOnly;", |
| "public class Compat {", |
| " @LoggingOnly", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| String expectedFile = HEADER + "<config>" + |
| "<compat-change id=\"123456789\" loggingOnly=\"true\" name=\"MY_CHANGE_ID\">" + |
| "<meta-data definedIn=\"libcore.util.Compat\" " + |
| "sourcePosition=\"libcore/util/Compat.java:6\"/>" + |
| "</compat-change></config>"; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "libcore.util", |
| "Compat_compat_config.xml").contentsAsString(UTF_8).isEqualTo(expectedFile); |
| } |
| |
| @Test |
| public void testIgnoredParams() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "android.compat.Compatibility", |
| "package android.compat;", |
| "import android.compat.annotation.ChangeId;", |
| "public final class Compatibility {", |
| " public static void reportChange(@ChangeId long changeId) {}", |
| " public static boolean isChangeEnabled(@ChangeId long changeId) {", |
| " return true;", |
| " }", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| } |
| |
| @Test |
| public void testOtherClassParams() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "android.compat.OtherClass", |
| "package android.compat;", |
| "import android.compat.annotation.ChangeId;", |
| "public final class OtherClass {", |
| " public static void reportChange(@ChangeId long changeId) {}", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "Non FIELD element annotated with @ChangeId."); |
| } |
| |
| @Test |
| public void testOtherMethodParams() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "android.compat.Compatibility", |
| "package android.compat;", |
| "import android.compat.annotation.ChangeId;", |
| "public final class Compatibility {", |
| " public static void otherMethod(@ChangeId long changeId) {}", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "Non FIELD element annotated with @ChangeId."); |
| } |
| |
| @Test |
| public void testNonFinal() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "public class Compat {", |
| " @EnabledAfter(targetSdkVersion=29)", |
| " @ChangeId", |
| " static long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "Non constant/final variable annotated with @ChangeId."); |
| } |
| |
| @Test |
| public void testNonLong() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "public class Compat {", |
| " @EnabledAfter(targetSdkVersion=29)", |
| " @ChangeId", |
| " static final int MY_CHANGE_ID = 12345;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "Variables annotated with @ChangeId must be of type long."); |
| } |
| |
| @Test |
| public void testNonStatic() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "public class Compat {", |
| " @EnabledAfter(targetSdkVersion=29)", |
| " @ChangeId", |
| " final long MY_CHANGE_ID = 123456789l;", |
| "}") |
| }; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).hadErrorContaining( |
| "Non static variable annotated with @ChangeId."); |
| } |
| |
| @Test |
| public void testCompatConfigXmlOutput_hideTag() { |
| JavaFileObject[] source = { |
| JavaFileObjects.forSourceLines( |
| "libcore.util.Compat", |
| "package libcore.util;", |
| "import android.compat.annotation.ChangeId;", |
| "import android.compat.annotation.EnabledAfter;", |
| "import android.compat.annotation.Disabled;", |
| "public class Compat {", |
| " public class Inner {", |
| " /**", |
| " * description of MY_CHANGE_ID.", |
| " * @hide", |
| " */", |
| " @ChangeId", |
| " static final long MY_CHANGE_ID = 123456789l;", |
| " }", |
| "}"), |
| }; |
| String expectedFile = HEADER + "<config>" + |
| "<compat-change description=\"description of MY_CHANGE_ID.\" " |
| + "id=\"123456789\" name=\"MY_CHANGE_ID\"><meta-data definedIn=\"libcore.util" |
| + ".Compat.Inner\" sourcePosition=\"libcore/util/Compat.java:11\"/>" |
| + "</compat-change></config>"; |
| Compilation compilation = |
| Compiler.javac() |
| .withProcessors(new ChangeIdProcessor()) |
| .compile(ObjectArrays.concat(mAnnotations, source, JavaFileObject.class)); |
| CompilationSubject.assertThat(compilation).succeeded(); |
| CompilationSubject.assertThat(compilation).generatedFile(CLASS_OUTPUT, "libcore.util", |
| "Compat.Inner_compat_config.xml").contentsAsString(UTF_8).isEqualTo(expectedFile); |
| } |
| |
| } |
