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/*
* Copyright 2000-2013 JetBrains s.r.o.
*
* 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.jetbrains.python.testing;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.components.ApplicationComponent;
import com.intellij.openapi.components.ServiceManager;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.projectRoots.Sdk;
import com.intellij.openapi.roots.OrderRootType;
import com.intellij.openapi.util.Pair;
import com.intellij.openapi.util.text.StringUtil;
import com.intellij.openapi.vfs.LocalFileSystem;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.VirtualFileManager;
import com.intellij.openapi.vfs.newvfs.BulkFileListener;
import com.intellij.openapi.vfs.newvfs.events.VFileContentChangeEvent;
import com.intellij.openapi.vfs.newvfs.events.VFileEvent;
import com.intellij.util.messages.MessageBus;
import com.intellij.util.ui.update.MergingUpdateQueue;
import com.intellij.util.ui.update.Update;
import com.jetbrains.python.PyNames;
import com.jetbrains.python.packaging.PyExternalProcessException;
import com.jetbrains.python.packaging.PyPackageManager;
import com.jetbrains.python.packaging.PyPackageManagerImpl;
import com.jetbrains.python.sdk.PySdkUtil;
import com.jetbrains.python.sdk.PythonSdkType;
import org.jetbrains.annotations.NotNull;
import java.util.List;
/**
* User: catherine
*/
public class VFSTestFrameworkListener implements ApplicationComponent {
private static final Logger LOG = Logger.getInstance("#com.jetbrains.python.testing.VFSTestFrameworkListener");
private static final MergingUpdateQueue myQueue = new MergingUpdateQueue("TestFrameworkChecker", 5000, true, null);
private PyTestFrameworkService myService;
public VFSTestFrameworkListener() {
myService = PyTestFrameworkService.getInstance();
MessageBus messageBus = ApplicationManager.getApplication().getMessageBus();
messageBus.connect().subscribe(VirtualFileManager.VFS_CHANGES, new BulkFileListener.Adapter() {
@Override
public void after(@NotNull List<? extends VFileEvent> events) {
for (VFileEvent event : events) {
if (!(event.getFileSystem() instanceof LocalFileSystem) || event instanceof VFileContentChangeEvent)
continue;
final String path = event.getPath();
boolean containsNose = path.contains(PyNames.NOSE_TEST);
boolean containsPy = path.contains("py-1") || path.contains(PyNames.PY_TEST);
boolean containsAt = path.contains(PyNames.AT_TEST);
if (!containsAt && !containsNose && !containsPy) continue;
for (Sdk sdk : PythonSdkType.getAllSdks()) {
if (PySdkUtil.isRemote(sdk)) {
continue;
}
for (VirtualFile virtualFile : sdk.getRootProvider().getFiles(OrderRootType.CLASSES)) {
String root = virtualFile.getCanonicalPath();
if (root != null && path.contains(root)) {
if (containsNose) {
updateTestFrameworks(sdk, PyNames.NOSE_TEST);
return;
}
else if (containsPy) {
updateTestFrameworks(sdk, PyNames.PY_TEST);
return;
}
else {
updateTestFrameworks(sdk, PyNames.AT_TEST);
return;
}
}
}
}
}
}
});
}
public void updateAllTestFrameworks(final Sdk sdk) {
updateTestFrameworks(sdk, PyNames.PY_TEST);
updateTestFrameworks(sdk, PyNames.NOSE_TEST);
updateTestFrameworks(sdk, PyNames.AT_TEST);
myQueue.flush();
}
public void updateTestFrameworks(final Sdk sdk, final String testPackageName) {
myQueue.queue(new Update(Pair.create(sdk, testPackageName)) {
@Override
public void run() {
final Boolean installed = isTestFrameworkInstalled(sdk, testPackageName);
if (installed != null)
testInstalled(installed, sdk.getHomePath(), testPackageName);
}
});
}
@Override
public void initComponent() {
}
@Override
public void disposeComponent() {
}
@NotNull
@Override
public String getComponentName() {
return "VFSTestFrameworkListener";
}
/**
* @return null if we can't be sure
*/
public static Boolean isTestFrameworkInstalled(Sdk sdk, String testPackageName) {
if (sdk == null || StringUtil.isEmptyOrSpaces(sdk.getHomePath())) {
LOG.info("Searching test runner in empty sdk");
return null;
}
final PyPackageManagerImpl packageManager = (PyPackageManagerImpl)PyPackageManager.getInstance(sdk);
try {
return packageManager.findInstalledPackage(testPackageName) != null;
}
catch (PyExternalProcessException e) {
LOG.info("Can't load package list " + e.getMessage());
}
return null;
}
public static VFSTestFrameworkListener getInstance() {
return ServiceManager.getService(VFSTestFrameworkListener.class);
}
public void pyTestInstalled(boolean installed, String sdkHome) {
myService.SDK_TO_PYTEST.put(sdkHome, installed);
}
public boolean isPyTestInstalled(final Sdk sdk) {
Boolean isInstalled = myService.SDK_TO_PYTEST.get(sdk.getHomePath());
if (isInstalled == null) {
updateTestFrameworks(sdk, PyNames.PY_TEST);
return true;
}
return isInstalled;
}
public void noseTestInstalled(boolean installed, String sdkHome) {
myService.SDK_TO_NOSETEST.put(sdkHome, installed);
}
public boolean isNoseTestInstalled(final Sdk sdk) {
Boolean isInstalled = myService.SDK_TO_NOSETEST.get(sdk.getHomePath());
if (isInstalled == null) {
updateTestFrameworks(sdk, PyNames.NOSE_TEST);
return true;
}
return isInstalled;
}
public void atTestInstalled(boolean installed, String sdkHome) {
myService.SDK_TO_ATTEST.put(sdkHome, installed);
}
public boolean isAtTestInstalled(final Sdk sdk) {
Boolean isInstalled = myService.SDK_TO_ATTEST.get(sdk.getHomePath());
if (isInstalled == null) {
updateTestFrameworks(sdk, PyNames.AT_TEST);
return true;
}
return isInstalled;
}
public void testInstalled(boolean installed, String sdkHome, String name) {
if (name.equals(PyNames.NOSE_TEST))
noseTestInstalled(installed, sdkHome);
else if (name.equals(PyNames.PY_TEST))
pyTestInstalled(installed, sdkHome);
else if (name.equals(PyNames.AT_TEST))
atTestInstalled(installed, sdkHome);
}
}
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