Prevent the unit tests from using ~/.lemminx or ~/cache

Closes #1265

org.eclipse.lemminx/src/main/java/org/eclipse/lemminx/uriresolver/CacheResourcesManager.java

@@ -63,6 +63,17 @@ public class CacheResourcesManager {
 	private static final String CACHE_PATH = "cache";
 	private static final Logger LOGGER = Logger.getLogger(CacheResourcesManager.class.getName());
 
+	private static final Path TEMP_DOWNLOAD_DIR;
+
+	static {
+		Path tempDownloadDir = null;
+		try {
+			tempDownloadDir = Files.createTempDirectory("lemminx-temp");
+		} catch (Exception e) {
+		}
+		TEMP_DOWNLOAD_DIR = tempDownloadDir;
+	}
+
 	private final Map<String, CompletableFuture<Path>> resourcesLoading;
 	private boolean useCache;
 
@@ -222,7 +233,7 @@ private CompletableFuture<Path> downloadResource(final String resourceURI, Path
 				}
 
 				// Download resource in a temporary file
-				Path path = Files.createTempFile(resourceCachePath.getFileName().toString(), ".lemminx");
+				Path path = Files.createTempFile(TEMP_DOWNLOAD_DIR, resourceCachePath.getFileName().toString(), ".lemminx");
 				try (ReadableByteChannel rbc = Channels.newChannel(conn.getInputStream());
 						FileOutputStream fos = new FileOutputStream(path.toFile())) {
 					fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
@@ -369,7 +380,7 @@ public boolean isUseCache() {
 
 	/**
 	 * Returns true if the external resources can be downloaded and false otherwise.
-	 * 
+	 *
 	 * @return true if the external resources can be downloaded and false otherwise.
 	 */
 	public boolean isDownloadExternalResources() {
@@ -378,7 +389,7 @@ public boolean isDownloadExternalResources() {
 
 	/**
 	 * Set true if the external resources can be downloaded and false otherwise.
-	 * 
+	 *
 	 * @param downloadExternalResources the external resources
 	 */
 	public void setDownloadExternalResources(boolean downloadExternalResources) {
@@ -463,7 +474,7 @@ private void addDefaultProtocolsForCache() {
 
 	/**
 	 * Force the given <code>url</code> to download.
-	 * 
+	 *
 	 * @param url the url to download.
 	 */
 	public void forceDownloadExternalResource(String url) {
@@ -473,7 +484,7 @@ public void forceDownloadExternalResource(String url) {
 	/**
 	 * Returns true if the given <code>url</code> can be downloaded and false
 	 * otherwise.
-	 * 
+	 *
 	 * @param url the url to download.
 	 * @return true if the given <code>url</code> can be downloaded and false
 	 *         otherwise.

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/AbstractCacheBasedTest.java

@@ -14,32 +14,51 @@
 import java.io.IOException;
 import java.nio.file.Files;
 import java.nio.file.Path;
-
-import com.google.common.io.MoreFiles;
-import com.google.common.io.RecursiveDeleteOption;
+import java.util.UUID;
 
 import org.eclipse.lemminx.utils.FilesUtils;
-import org.eclipse.lemminx.utils.ProjectUtils;
 import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Assertions;
 import org.junit.jupiter.api.BeforeEach;
 
+import com.google.common.io.MoreFiles;
+import com.google.common.io.RecursiveDeleteOption;
+
 /**
  * AbstractCacheBasedTest
  */
 public abstract class AbstractCacheBasedTest {
 
-	protected static Path TEST_WORK_DIRECTORY = ProjectUtils.getProjectDirectory().resolve("target/test-cache");
+	protected Path testWorkDirectory = null;
+
+	private final String uuid = UUID.randomUUID().toString();
+
+	private static Path parentDir;
+
+	static {
+		try {
+			parentDir = Files.createTempDirectory("lemminx");
+		} catch (IOException e) {
+			parentDir = null;
+		}
+	}
 
 	@BeforeEach
 	public final void setupCache() throws Exception {
+		System.out.println(this.getClass().getName() + ": " + uuid);
 		clearCache();
-		System.setProperty(FilesUtils.LEMMINX_WORKDIR_KEY, TEST_WORK_DIRECTORY.toAbsolutePath().toString());
+		FilesUtils.resetDeployPath();
+		Assertions.assertNotNull(parentDir);
+		Path childDir = parentDir.resolve(uuid);
+		testWorkDirectory = Files.createDirectory(childDir);
+		System.setProperty(FilesUtils.LEMMINX_WORKDIR_KEY, testWorkDirectory.toAbsolutePath().toString());
 	}
 
 	@AfterEach
 	public final void clearCache() throws IOException {
-		if (Files.exists(TEST_WORK_DIRECTORY)) {
-			MoreFiles.deleteDirectoryContents(TEST_WORK_DIRECTORY,RecursiveDeleteOption.ALLOW_INSECURE);
+		if (testWorkDirectory != null && Files.exists(testWorkDirectory)) {
+			MoreFiles.deleteDirectoryContents(testWorkDirectory,RecursiveDeleteOption.ALLOW_INSECURE);
+			Files.delete(testWorkDirectory);
 		}
 		System.clearProperty(FilesUtils.LEMMINX_WORKDIR_KEY);
 		FilesUtils.resetDeployPath();

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/catalog/XMLCatalogDiagnosticsTest.java

@@ -2,10 +2,11 @@
 
 import static org.eclipse.lemminx.XMLAssert.d;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.XMLAssert;
 import org.junit.jupiter.api.Test;
 
-public class XMLCatalogDiagnosticsTest {
+public class XMLCatalogDiagnosticsTest extends AbstractCacheBasedTest {
 	@Test
 	public void testCatalogWithValidFile() {
 		String xml = "<?xml version=\"1.0\"?>\n" + //

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/catalog/XMLCatalogDocumentLinkTest.java

@@ -14,12 +14,13 @@
 import static org.eclipse.lemminx.XMLAssert.r;
 import static org.eclipse.lemminx.XMLAssert.testDocumentLinkFor;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.junit.jupiter.api.Test;
 
 /**
  * Tests for the document links in XML catalog files
  */
-public class XMLCatalogDocumentLinkTest {
+public class XMLCatalogDocumentLinkTest extends AbstractCacheBasedTest {
 
 	private static String CATALOG_PATH = "src/test/resources/catalog.xml";
 

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/catalog/XMLCatalogExtensionTest.java

@@ -15,6 +15,7 @@
 import static org.eclipse.lemminx.XMLAssert.c;
 import static org.eclipse.lemminx.XMLAssert.d;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.XMLAssert;
 import org.eclipse.lemminx.commons.BadLocationException;
 import org.eclipse.lemminx.extensions.contentmodel.participants.XMLSchemaErrorCode;
@@ -25,7 +26,7 @@
  * Schema.
  *
  */
-public class XMLCatalogExtensionTest {
+public class XMLCatalogExtensionTest extends AbstractCacheBasedTest {
 
 	@Test
 	public void completion() throws BadLocationException {

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/AssociateGrammarCodeLensExtensionsTest.java

@@ -20,6 +20,7 @@
 import java.util.Collections;
 import java.util.function.Consumer;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.client.CodeLensKind;
 import org.eclipse.lemminx.commons.BadLocationException;
 import org.eclipse.lemminx.extensions.contentmodel.model.ContentModelManager;
@@ -31,7 +32,7 @@
  * Associate grammar codelens tests
  *
  */
-public class AssociateGrammarCodeLensExtensionsTest {
+public class AssociateGrammarCodeLensExtensionsTest extends AbstractCacheBasedTest {
 
 	// Codelens for Binding
 

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/BaseFileTempTest.java

@@ -12,47 +12,16 @@
 package org.eclipse.lemminx.extensions.contentmodel;
 
 import java.io.File;
-import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.net.URI;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.nio.file.StandardOpenOption;
 
-import org.junit.jupiter.api.AfterAll;
-import org.junit.jupiter.api.BeforeAll;
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 
-import com.google.common.io.MoreFiles;
-import com.google.common.io.RecursiveDeleteOption;
-
-public class BaseFileTempTest {
-
-	private static final Path tempDirPath = Paths.get("target/temp/");
-	protected static final URI tempDirUri = tempDirPath.toAbsolutePath().toUri();
-
-	@BeforeAll
-	public static void setup() throws FileNotFoundException, IOException {
-		deleteTempDirIfExists();
-		createTempDir();
-	}
-
-	@AfterAll
-	public static void tearDown() throws IOException {
-		deleteTempDirIfExists();
-	}
-
-	private static void deleteTempDirIfExists() throws IOException {
-		File tempDir = new File(tempDirUri);
-		if (tempDir.exists()) {
-			MoreFiles.deleteRecursively(tempDir.toPath(), RecursiveDeleteOption.ALLOW_INSECURE);
-		}
-	}
-
-	private static void createTempDir() {
-		File tempDir = new File(tempDirUri);
-		tempDir.mkdir();
-	}
+public abstract class BaseFileTempTest extends AbstractCacheBasedTest {
 
 	protected static void createFile(String fileName, String contents) throws IOException {
 		URI fileURI = new File(fileName).toURI();
@@ -81,8 +50,8 @@ protected static void updateFile(URI fileURI, String contents) throws IOExceptio
 		}
 		createFile(fileURI, contents);
 	}
-	
-	protected static Path getTempDirPath() {
-		return tempDirPath;
+
+	protected Path getTempDirPath() {
+		return testWorkDirectory;
 	}
 }

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/ContentModelManagerCacheTest.java

@@ -25,16 +25,16 @@
 
 /**
  * Content model manager cache test
- * 
+ *
  * @author Angelo ZERR
  *
  */
 public class ContentModelManagerCacheTest extends BaseFileTempTest {
 
 	@Test
 	public void testXSDCache() throws IOException, BadLocationException {
-		String xsdPath = tempDirUri.getPath() + "/tag.xsd";
-		String xmlPath = tempDirUri.toString() + "/tag.xml";
+		String xsdPath = getTempDirPath().toString() + "/tag.xsd";
+		String xmlPath = getTempDirPath().toString() + "/tag.xml";
 
 		// Create a XSD file in the temp directory
 		String xsd = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\r\n" + //
@@ -87,13 +87,13 @@ public void testXSDCache() throws IOException, BadLocationException {
 		MoreFiles.deleteRecursively(new File(xsdPath).toPath(), RecursiveDeleteOption.ALLOW_INSECURE);
 		// Completion must be empty
 		XMLAssert.testCompletionFor(xml, null, xmlPath, 4 /* region, endregion, cdata, comment */);
-		
+
 		// recreate the XSD file
 		createFile(xsdPath, xsd);
 		XMLAssert.testCompletionFor(xml, null, xmlPath, 5 /* region, endregion, cdata, comment, label */,
 				c("label", "<label></label>"));
 		XMLAssert.testCompletionFor(xml, null, xmlPath, 5 /* region, endregion, cdata, comment, label */,
 				c("label", "<label></label>"));
-		
+
 	}
 }

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/ContentModelManagerDependsOnGrammarTest.java

@@ -15,6 +15,7 @@
 import static org.junit.jupiter.api.Assertions.assertNotNull;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.commons.TextDocument;
 import org.eclipse.lemminx.dom.DOMDocument;
 import org.eclipse.lemminx.dom.DOMParser;
@@ -28,11 +29,11 @@
 
 /**
  * Test with {@link ContentModelManager#dependsOnGrammar(DOMDocument, String)}
- * 
+ *
  * @author Angelo ZERR
  *
  */
-public class ContentModelManagerDependsOnGrammarTest {
+public class ContentModelManagerDependsOnGrammarTest extends AbstractCacheBasedTest {
 
 	private ContentModelManager modelManager;
 

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/DTDCompletionExtensionsTest.java

@@ -18,6 +18,7 @@
 import static org.eclipse.lemminx.XMLAssert.c;
 import static org.eclipse.lemminx.XMLAssert.te;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.XMLAssert;
 import org.eclipse.lemminx.commons.BadLocationException;
 import org.eclipse.lemminx.services.XMLLanguageService;
@@ -28,7 +29,7 @@
 import org.eclipse.lsp4j.MarkupKind;
 import org.junit.jupiter.api.Test;
 
-public class DTDCompletionExtensionsTest {
+public class DTDCompletionExtensionsTest extends AbstractCacheBasedTest {
 
 	@Test
 	public void completionInRoot() throws BadLocationException {

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/DTDCompletionWithCacheExtensionsTest.java

@@ -30,7 +30,7 @@
 
 /**
  * Test with DTD completion and cache.
- * 
+ *
  * @author Angelo ZERR
  *
  */
@@ -45,7 +45,7 @@ public void dtdCache() throws Exception {
 		};
 
 		// Copy the svg.dtd in the cache folder
-		Path expectedLocation = TEST_WORK_DIRECTORY
+		Path expectedLocation = testWorkDirectory
 				.resolve("cache/http/www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd");
 		// Download resource in a temporary file
 		Files.createDirectories(expectedLocation.getParent());

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/DTDDiagnosticsTest.java

@@ -23,6 +23,7 @@
 
 import org.apache.xerces.impl.XMLEntityManager;
 import org.apache.xerces.util.URI.MalformedURIException;
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.XMLAssert;
 import org.eclipse.lemminx.extensions.contentmodel.participants.DTDErrorCode;
 import org.eclipse.lemminx.extensions.contentmodel.participants.XMLSyntaxErrorCode;
@@ -39,7 +40,7 @@
  * DTD diagnostics services tests
  *
  */
-public class DTDDiagnosticsTest {
+public class DTDDiagnosticsTest extends AbstractCacheBasedTest {
 
 	@Test
 	public void MSG_ELEMENT_NOT_DECLARED() throws Exception {

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/DTDDoctypeDiagnosticsTest.java

@@ -14,6 +14,7 @@
 
 import static org.eclipse.lemminx.XMLAssert.d;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.XMLAssert;
 import org.eclipse.lemminx.extensions.contentmodel.participants.DTDErrorCode;
 import org.eclipse.lemminx.extensions.contentmodel.participants.XMLSyntaxErrorCode;
@@ -26,7 +27,7 @@
  * DTD doctype diagnostics services tests
  *
  */
-public class DTDDoctypeDiagnosticsTest {
+public class DTDDoctypeDiagnosticsTest extends AbstractCacheBasedTest {
 
 	@Test
 	public void MSG_ELEMENT_TYPE_REQUIRED_IN_ELEMENTDECL() throws Exception {

org.eclipse.lemminx/src/test/java/org/eclipse/lemminx/extensions/contentmodel/DTDDocumentLinkTest.java

@@ -14,6 +14,7 @@
 import static org.eclipse.lemminx.XMLAssert.dl;
 import static org.eclipse.lemminx.XMLAssert.r;
 
+import org.eclipse.lemminx.AbstractCacheBasedTest;
 import org.eclipse.lemminx.XMLAssert;
 import org.eclipse.lemminx.commons.BadLocationException;
 import org.junit.jupiter.api.Test;
@@ -22,7 +23,7 @@
  * DTD document links tests
  *
  */
-public class DTDDocumentLinkTest {
+public class DTDDocumentLinkTest extends AbstractCacheBasedTest {
 
 	@Test
 	public void docTypeSYSTEM() throws BadLocationException {