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/*
* Copyright (C) 2018 The Dagger Authors.
*
* 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 dagger.internal.codegen;
import static dagger.internal.codegen.TestUtils.endsWithMessage;
import static javax.tools.Diagnostic.Kind.ERROR;
import androidx.room.compiler.processing.util.Source;
import com.google.common.collect.ImmutableMap;
import dagger.spi.model.BindingGraph;
import dagger.spi.model.BindingGraphPlugin;
import dagger.spi.model.DiagnosticReporter;
import dagger.testing.compile.CompilerTests;
import java.util.regex.Pattern;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Tests for -Adagger.pluginsVisitFullBindingGraph. */
@RunWith(JUnit4.class)
public final class PluginsVisitFullBindingGraphTest {
private static final Source MODULE_WITHOUT_ERRORS =
CompilerTests.javaSource(
"test.ModuleWithoutErrors",
"package test;",
"",
"import dagger.Binds;",
"import dagger.Module;",
"",
"@Module",
"interface ModuleWithoutErrors {",
" @Binds Object object(String string);",
"}");
private static final Source MODULE_WITH_ERRORS =
CompilerTests.javaSource(
"test.ModuleWithErrors",
"package test;",
"",
"import dagger.Binds;",
"import dagger.Module;",
"",
"@Module",
"interface ModuleWithErrors {",
" @Binds Object object1(String string);",
" @Binds Object object2(Long l);",
"}");
private static final Pattern PLUGIN_ERROR_MESSAGE =
endsWithMessage(
"[dagger.internal.codegen.PluginsVisitFullBindingGraphTest.ErrorPlugin] Error!");
@Test
public void testNoFlags() {
CompilerTests.daggerCompiler(MODULE_WITH_ERRORS)
.withBindingGraphPlugins(ErrorPlugin::new)
.compile(subject -> subject.hasErrorCount(0));
}
@Test
public void testWithVisitPlugins() {
CompilerTests.daggerCompiler(MODULE_WITH_ERRORS)
.withProcessingOptions(ImmutableMap.of("dagger.pluginsVisitFullBindingGraphs", "Enabled"))
.withBindingGraphPlugins(ErrorPlugin::new)
.compile(
subject -> {
subject.hasErrorCount(1);
subject
.hasErrorContainingMatch(PLUGIN_ERROR_MESSAGE.toString())
.onSource(MODULE_WITH_ERRORS)
.onLineContaining("interface ModuleWithErrors");
});
}
@Test
public void testWithValidationNone() {
CompilerTests.daggerCompiler(MODULE_WITHOUT_ERRORS)
.withProcessingOptions(ImmutableMap.of("dagger.fullBindingGraphValidation", "NONE"))
.withBindingGraphPlugins(ErrorPlugin::new)
.compile(subject -> subject.hasErrorCount(0));
}
@Test
public void testWithValidationError() {
// Test that pluginsVisitFullBindingGraph is enabled with fullBindingGraphValidation.
CompilerTests.daggerCompiler(MODULE_WITHOUT_ERRORS)
.withProcessingOptions(ImmutableMap.of("dagger.fullBindingGraphValidation", "ERROR"))
.withBindingGraphPlugins(ErrorPlugin::new)
.compile(
subject -> {
subject.hasErrorCount(1);
subject
.hasErrorContainingMatch(PLUGIN_ERROR_MESSAGE.toString())
.onSource(MODULE_WITHOUT_ERRORS)
.onLineContaining("interface ModuleWithoutErrors");
});
}
@Test
public void testWithValidationErrorAndVisitPlugins() {
CompilerTests.daggerCompiler(MODULE_WITHOUT_ERRORS)
.withProcessingOptions(
ImmutableMap.of(
"dagger.fullBindingGraphValidation", "ERROR",
"dagger.pluginsVisitFullBindingGraphs", "Enabled"))
.withBindingGraphPlugins(ErrorPlugin::new)
.compile(
subject -> {
subject.hasErrorCount(1);
subject
.hasErrorContainingMatch(PLUGIN_ERROR_MESSAGE.toString())
.onSource(MODULE_WITHOUT_ERRORS)
.onLineContaining("interface ModuleWithoutErrors");
});
}
/** A test plugin that just reports each component with the given {@link Diagnostic.Kind}. */
private static final class ErrorPlugin implements BindingGraphPlugin {
@Override
public void visitGraph(BindingGraph bindingGraph, DiagnosticReporter diagnosticReporter) {
diagnosticReporter.reportComponent(ERROR, bindingGraph.rootComponentNode(), "Error!");
}
}
}
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