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package com.intellij.refactoring;
import com.intellij.openapi.application.PluginPathManager;
import com.intellij.openapi.command.WriteCommandAction;
import com.intellij.openapi.fileEditor.FileDocumentManager;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.openapi.vfs.LocalFileSystem;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiField;
import com.intellij.psi.PsiType;
import com.intellij.psi.search.GlobalSearchScope;
import com.intellij.psi.search.LocalSearchScope;
import com.intellij.refactoring.typeMigration.TypeMigrationProcessor;
import com.intellij.refactoring.typeMigration.TypeMigrationRules;
import com.intellij.usageView.UsageInfo;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
import java.io.File;
import java.io.FileOutputStream;
import java.io.PrintWriter;
/**
* @author anna
* Date: 30-Apr-2008
*/
public abstract class TypeMigrationTestBase extends MultiFileTestCase {
@Override
protected String getTestDataPath() {
return PluginPathManager.getPluginHomePath("typeMigration") + "/testData";
}
protected void doTestFieldType(@NonNls String fieldName, PsiType fromType, PsiType toType) {
doTestFieldType(fieldName, "Test", fromType, toType);
}
protected void doTestFieldType(@NonNls final String fieldName, String className, final PsiType rootType, final PsiType migrationType) {
final RulesProvider provider = new RulesProvider() {
@Override
public TypeMigrationRules provide() throws Exception {
final TypeMigrationRules rules = new TypeMigrationRules(rootType);
rules.setMigrationRootType(migrationType);
return rules;
}
@Override
public PsiElement victims(PsiClass aClass) {
final PsiField field = aClass.findFieldByName(fieldName, false);
assert field != null : fieldName + " not found in " + aClass;
return field;
}
};
start(provider, className);
}
protected void doTestMethodType(@NonNls final String methodName, final PsiType rootType, final PsiType migrationType) {
doTestMethodType(methodName, "Test", rootType, migrationType);
}
protected void doTestMethodType(@NonNls final String methodName, @NonNls String className, final PsiType rootType, final PsiType migrationType) {
final RulesProvider provider = new RulesProvider() {
@Override
public TypeMigrationRules provide() throws Exception {
final TypeMigrationRules rules = new TypeMigrationRules(rootType);
rules.setMigrationRootType(migrationType);
return rules;
}
@Override
public PsiElement victims(PsiClass aClass) {
return aClass.findMethodsByName(methodName, false)[0];
}
};
start(provider, className);
}
protected void doTestFirstParamType(@NonNls final String methodName, final PsiType rootType, final PsiType migrationType) {
doTestFirstParamType(methodName, "Test", rootType, migrationType);
}
protected void doTestFirstParamType(@NonNls final String methodName, String className, final PsiType rootType, final PsiType migrationType) {
final RulesProvider provider = new RulesProvider() {
@Override
public TypeMigrationRules provide() throws Exception {
final TypeMigrationRules rules = new TypeMigrationRules(rootType);
rules.setMigrationRootType(migrationType);
return rules;
}
@Override
public PsiElement victims(PsiClass aClass) {
return aClass.findMethodsByName(methodName, false)[0].getParameterList().getParameters()[0];
}
};
start(provider, className);
}
public void start(final RulesProvider provider) {
start(provider, "Test");
}
public void start(final RulesProvider provider, final String className) {
doTest(new PerformAction() {
@Override
public void performAction(VirtualFile rootDir, VirtualFile rootAfter) throws Exception {
TypeMigrationTestBase.this.performAction(className, rootDir.getName(), provider);
}
});
}
private void performAction(String className, String rootDir, RulesProvider provider) throws Exception {
PsiClass aClass = myJavaFacade.findClass(className, GlobalSearchScope.allScope(getProject()));
assertNotNull("Class " + className + " not found", aClass);
final TypeMigrationRules rules = provider.provide();
rules.setBoundScope(new LocalSearchScope(aClass.getContainingFile()));
final TestTypeMigrationProcessor pr = new TestTypeMigrationProcessor(getProject(), provider.victims(aClass), rules);
final UsageInfo[] usages = pr.findUsages();
final String report = pr.getLabeler().getMigrationReport();
WriteCommandAction.runWriteCommandAction(null, new Runnable() {
public void run() {
pr.performRefactoring(usages);
}
});
String itemName = className + ".items";
String patternName = getTestDataPath() + getTestRoot() + getTestName(true) + "/after/" + itemName;
File patternFile = new File(patternName);
if (!patternFile.exists()) {
PrintWriter writer = new PrintWriter(new FileOutputStream(patternFile));
try {
writer.print(report);
writer.close();
}
finally {
writer.close();
}
System.out.println("Pattern not found, file " + patternName + " created.");
LocalFileSystem.getInstance().refreshAndFindFileByIoFile(patternFile);
}
File graFile = new File(FileUtil.getTempDirectory() + File.separator + rootDir + File.separator + itemName);
PrintWriter writer = new PrintWriter(new FileOutputStream(graFile));
try {
writer.print(report);
writer.close();
}
finally {
writer.close();
}
LocalFileSystem.getInstance().refreshAndFindFileByIoFile(graFile);
FileDocumentManager.getInstance().saveAllDocuments();
}
interface RulesProvider {
TypeMigrationRules provide() throws Exception;
PsiElement victims(PsiClass aClass);
}
private static class TestTypeMigrationProcessor extends TypeMigrationProcessor {
public TestTypeMigrationProcessor(final Project project, final PsiElement root, final TypeMigrationRules rules) {
super(project, root, rules);
}
@NotNull
@Override
public UsageInfo[] findUsages() {
return super.findUsages();
}
@Override
public void performRefactoring(final UsageInfo[] usages) {
super.performRefactoring(usages);
}
}
}
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