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TestDirectoryExtensionTest.java
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TestDirectoryExtensionTest.java
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/*
* Copyright (c) 2002-2018 "Neo4j,"
* Neo4j Sweden AB [http://neo4j.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.test.extension;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import org.junit.platform.launcher.Launcher;
import org.junit.platform.launcher.LauncherDiscoveryRequest;
import org.junit.platform.launcher.core.LauncherDiscoveryRequestBuilder;
import org.junit.platform.launcher.core.LauncherFactory;
import java.io.File;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.neo4j.io.fs.DefaultFileSystemAbstraction;
import org.neo4j.test.rule.TestDirectory;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.platform.engine.discovery.DiscoverySelectors.selectMethod;
import static org.neo4j.test.extension.ExecutionSharedContext.CONTEXT;
import static org.neo4j.test.extension.ExecutionSharedContext.FAILED_TEST_FILE_KEY;
import static org.neo4j.test.extension.ExecutionSharedContext.SUCCESSFUL_TEST_FILE_KEY;
@ExtendWith( {DefaultFileSystemExtension.class, TestDirectoryExtension.class} )
class TestDirectoryExtensionTest
{
@Inject
TestDirectory testDirectory;
@Inject
DefaultFileSystemAbstraction fileSystem;
@Test
void testDirectoryInjectionWorks()
{
assertNotNull( testDirectory );
}
@Test
void testDirectoryInitialisedForUsage()
{
File directory = testDirectory.directory();
assertNotNull( directory );
assertTrue( directory.exists() );
Path targetTestData = Paths.get( "target", "test data" );
assertTrue( directory.getAbsolutePath().contains( targetTestData.toString() ) );
}
@Test
void testDirectoryUsesFileSystemFromExtension()
{
assertSame( fileSystem, testDirectory.getFileSystem() );
}
@Test
void createTestFile()
{
File file = testDirectory.createFile( "a" );
assertEquals( "a", file.getName() );
assertTrue( fileSystem.fileExists( file ) );
}
@Test
void failedTestShouldKeepDirectory()
{
CONTEXT.clear();
execute( "failAndKeepDirectory" );
File failedFile = CONTEXT.getValue( FAILED_TEST_FILE_KEY );
assertNotNull( failedFile );
assertTrue( failedFile.exists() );
}
@Test
void successfulTestShouldCleanupDirectory()
{
CONTEXT.clear();
execute( "executeAndCleanupDirectory" );
File greenTestFail = CONTEXT.getValue( SUCCESSFUL_TEST_FILE_KEY );
assertNotNull( greenTestFail );
assertFalse( greenTestFail.exists() );
}
private static void execute( String testName )
{
LauncherDiscoveryRequest discoveryRequest = LauncherDiscoveryRequestBuilder.request()
.selectors( selectMethod( DirectoryExtensionLifecycleVerificationTest.class, testName ))
.configurationParameter( "extensionTest", "true" )
.build();
Launcher launcher = LauncherFactory.create();
launcher.execute( discoveryRequest );
}
}