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8042947: Implement classfile tests for AnnotationDefault attribute

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Reviewed-by: jjg, shurailine, anazarov
This commit is contained in:
Andrei Eremeev 2015-04-20 12:45:41 +03:00
parent 7cbdcf978d
commit 56c8f87b08
4 changed files with 576 additions and 0 deletions
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94
langtools/test/tools/javac/classfiles/attributes/AnnotationDefault/AnnotationDefault.java.template Normal file
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/*
* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.lang.annotation.*;
%REPEATABLE%
@Retention(RetentionPolicy.%POLICY%)
public @interface AnnotationDefault {
@ExpectedValues(tag = 'Z', name = "booleanDefault", values = "1")
boolean booleanDefault() default true;
@ExpectedValues(tag = 'C', name = "charDefault", values = "1")
char charDefault() default 1;
@ExpectedValues(tag = 'B', name = "byteDefault", values = "1")
byte byteDefault() default 1;
@ExpectedValues(tag = 'S', name = "shortDefault", values = "1")
short shortDefault() default 1;
@ExpectedValues(tag = 'I', name = "intDefault", values = "1")
int intDefault() default 1;
@ExpectedValues(tag = 'J', name = "longDefault", values = "1")
long longDefault() default 1;
@ExpectedValues(tag = 'F', name = "floatDefault", values = "1.0")
float floatDefault() default 1.0f;
@ExpectedValues(tag = 'D', name = "doubleDefault", values = "1.0")
double doubleDefault() default 1.0;
@ExpectedValues(tag = 's', name = "stringDefault", values = "DEFAULT_VALUE")
String stringDefault() default "DEFAULT_VALUE";
@ExpectedValues(tag = 'e', name = "enumDefault", values = {"LAnnotationDefault$DefaultValues;", "VALUE1"})
DefaultValues enumDefault() default DefaultValues.VALUE1;
@ExpectedValues(tag = 'c', name = "clazzDefault1", values = "V")
Class<?> clazzDefault1() default void.class;
@ExpectedValues(tag = 'c', name = "clazzDefault2", values = "Ljava/lang/Void;")
Class<?> clazzDefault2() default Void.class;
@ExpectedValues(tag = '[', name = "arrayDefault1", values = {"1", "2", "3"})
int[] arrayDefault1() default {1, 2, 3};
@ExpectedValues(tag = '[', name = "arrayDefault2", values = {"DEFAULT_VALUE_1", "DEFAULT_VALUE_2", "DEFAULT_VALUE_3"})
String[] arrayDefault2() default {"DEFAULT_VALUE_1", "DEFAULT_VALUE_2", "DEFAULT_VALUE_3"};
@ExpectedValues(tag = '[', name = "arrayOfEnums", values = {"LAnnotationDefault$DefaultValues;", "VALUE2",
"LAnnotationDefault$DefaultValues;", "VALUE3"})
DefaultValues[] arrayOfEnums() default {DefaultValues.VALUE2, DefaultValues.VALUE3};
@ExpectedValues(tag = '[', name = "arrayOfAnno", values = {"LAnnotationDefault$DefaultAnnotation;", "value", "DEFAULT_VALUE1",
"LAnnotationDefault$DefaultAnnotation;", "value", "DEFAULT_VALUE2"})
DefaultAnnotation[] arrayOfAnno() default {@DefaultAnnotation(value = "DEFAULT_VALUE1"), @DefaultAnnotation(value = "DEFAULT_VALUE2")};
@ExpectedValues(tag = '@', name = "annoDefault", values = {"LAnnotationDefault$DefaultAnnotation;", "value", "DEFAULT_VALUE"})
DefaultAnnotation annoDefault() default @DefaultAnnotation(value = "DEFAULT_VALUE");
@interface DefaultAnnotation {
String value() default "NOT_DEFAULT_VALUE";
}
enum DefaultValues {
VALUE1, VALUE2, VALUE3
}
}
@Retention(RetentionPolicy.%POLICY%)
@interface Container {
AnnotationDefault[] value();
}

163
langtools/test/tools/javac/classfiles/attributes/AnnotationDefault/AnnotationDefaultTest.java Normal file
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/*
* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8042947
* @summary Checking AnnotationDefault attribute.
* @library /tools/lib /tools/javac/lib ../lib
* @build AnnotationDefaultTest TestBase TestResult InMemoryFileManager ToolBox AnnotationDefaultVerifier
* @run main AnnotationDefaultTest
*/
import com.sun.tools.classfile.*;
import java.io.File;
import java.io.IOException;
import java.lang.annotation.RetentionPolicy;
import java.nio.file.Files;
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.util.function.Function;
import java.util.stream.Collectors;
import java.util.stream.Stream;
public class AnnotationDefaultTest extends TestResult {
private final static String templateFileName = "AnnotationDefault.java.template";
private final AnnotationDefaultVerifier verifier;
public AnnotationDefaultTest() {
verifier = new AnnotationDefaultVerifier();
}
private void test(String template, Map<String, String> replacements, boolean hasDefault) {
String source = replace(template, replacements);
addTestCase(source);
try {
printf("Testing source:\n%s\n", source);
String className = "AnnotationDefault";
InMemoryFileManager fileManager = compile(source);
// Map <method-name, expected-annotation-default-values>
Map<String, ExpectedValues> expectedValues =
getExpectedValues(forName(className, fileManager));
ClassFile classFile = readClassFile(fileManager.getClasses().get(className));
for (Method method : classFile.methods) {
String methodName = method.getName(classFile.constant_pool);
printf("Testing method : %s\n", methodName);
AnnotationDefault_attribute attr =
(AnnotationDefault_attribute) method.attributes
.get(Attribute.AnnotationDefault);
if (hasDefault && !checkNotNull(attr, "Attribute is not null")
|| !hasDefault && checkNull(attr, "Attribute is null")) {
// stop checking, attr is null
continue;
}
checkEquals(countNumberOfAttributes(method.attributes.attrs),
1l,
"Number of AnnotationDefault attribute");
checkEquals(classFile.constant_pool
.getUTF8Value(attr.attribute_name_index),
"AnnotationDefault", "attribute_name_index");
ExpectedValues expectedValue = expectedValues.get(methodName);
checkEquals((char) attr.default_value.tag, expectedValue.tag(),
String.format("check tag : %c %s", expectedValue.tag(), expectedValue.name()));
verifier.testElementValue(attr.default_value.tag,
this, classFile, attr.default_value,
expectedValue.values());
verifier.testLength(attr.default_value.tag, this, attr);
}
} catch (Exception e) {
addFailure(e);
}
}
private Class<?> forName(String className, InMemoryFileManager fileManager) throws ClassNotFoundException {
return fileManager.getClassLoader(null).loadClass(className);
}
private Map<String, ExpectedValues> getExpectedValues(Class<?> clazz) {
return Stream.of(clazz.getMethods())
.map(method -> method.getAnnotation(ExpectedValues.class))
.filter(Objects::nonNull)
.collect(Collectors.toMap(
ExpectedValues::name,
Function.identity()));
}
private String replace(String template, Map<String, String> replacements) {
String ans = template;
for (Map.Entry<String, String> replace : replacements.entrySet()) {
ans = ans.replaceAll(replace.getKey(), replace.getValue());
}
return ans;
}
private long countNumberOfAttributes(Attribute[] attrs) {
return Stream.of(attrs)
.filter(x -> x instanceof AnnotationDefault_attribute)
.count();
}
public String getSource(File templateFileName) throws IOException {
return Files.lines(templateFileName.toPath())
.filter(str -> !str.startsWith("/*") && !str.startsWith(" *"))
.collect(Collectors.joining("\n"));
}
public void test() throws TestFailedException {
try {
String template = getSource(getSourceFile(templateFileName));
for (int i = 0; i < 2; ++i) {
for (String repeatable : new String[] {"", "@Repeatable(Container.class)"}) {
for (RetentionPolicy policy : RetentionPolicy.values()) {
final int finalI = i;
Map<String, String> replacements = new HashMap<String, String>(){{
put("%POLICY%", policy.toString());
if (finalI != 0) {
put("default.*\n", ";\n");
}
put("%REPEATABLE%", repeatable);
}};
test(template, replacements, i == 0);
}
}
}
} catch (Throwable e) {
addFailure(e);
} finally {
checkStatus();
}
}
public static void main(String[] args) throws TestFailedException {
new AnnotationDefaultTest().test();
}
}

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langtools/test/tools/javac/classfiles/attributes/AnnotationDefault/AnnotationDefaultVerifier.java Normal file
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/*
* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import com.sun.tools.classfile.Annotation;
import com.sun.tools.classfile.AnnotationDefault_attribute;
import com.sun.tools.classfile.ClassFile;
import com.sun.tools.classfile.ConstantPool;
import java.util.Arrays;
import java.util.HashMap;
import java.util.Map;
public class AnnotationDefaultVerifier {
private final Map<Integer, TestElementValue> verifiers;
public AnnotationDefaultVerifier() {
this.verifiers = new HashMap<>();
verifiers.put((int) 'B', new TestIntegerElementValue());
verifiers.put((int) 'C', new TestIntegerElementValue());
verifiers.put((int) 'D', new TestDoubleElementValue());
verifiers.put((int) 'F', new TestFloatElementValue());
verifiers.put((int) 'I', new TestIntegerElementValue());
verifiers.put((int) 'J', new TestLongElementValue());
verifiers.put((int) 'S', new TestIntegerElementValue());
verifiers.put((int) 'Z', new TestIntegerElementValue());
verifiers.put((int) 's', new TestStringElementValue());
verifiers.put((int) 'e', new TestEnumElementValue());
verifiers.put((int) 'c', new TestClassElementValue());
verifiers.put((int) '[', new TestArrayElementValue());
verifiers.put((int) '@', new TestAnnotationElementValue());
}
public void testLength(int tag, TestResult testResult, AnnotationDefault_attribute attr) {
verifiers.get(tag).testLength(testResult, attr);
}
public void testElementValue(int tag, TestResult testResult, ClassFile classFile,
Annotation.element_value element_value, String[] values)
throws ConstantPool.UnexpectedEntry, ConstantPool.InvalidIndex {
get(tag).testElementValue(testResult, classFile, element_value, values);
}
private TestElementValue get(int tag) {
TestElementValue ev = verifiers.get(tag);
if (ev == null) {
throw new IllegalArgumentException("Unknown tag : " + (char) tag);
}
return ev;
}
private abstract class TestElementValue {
public void testLength(TestResult testCase, AnnotationDefault_attribute attr) {
testCase.checkEquals(attr.attribute_length, 1 + attr.default_value.length(),
"attribute_length");
}
public String[] getValues(String[] values, int index, int length) {
return Arrays.copyOfRange(values, index, index + length);
}
public int getLength() {
return 1;
}
public abstract void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values)
throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry;
}
private class TestIntegerElementValue extends TestElementValue {
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values) throws ConstantPool.InvalidIndex {
Annotation.Primitive_element_value ev =
(Annotation.Primitive_element_value) element_value;
ConstantPool.CONSTANT_Integer_info info =
(ConstantPool.CONSTANT_Integer_info)
classFile.constant_pool.get(ev.const_value_index);
testCase.checkEquals(info.value, Integer.parseInt(values[0]), "const_value_index");
}
}
private class TestLongElementValue extends TestElementValue {
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values) throws ConstantPool.InvalidIndex {
Annotation.Primitive_element_value ev =
(Annotation.Primitive_element_value) element_value;
ConstantPool.CONSTANT_Long_info info =
(ConstantPool.CONSTANT_Long_info)
classFile.constant_pool.get(ev.const_value_index);
testCase.checkEquals(info.value, Long.parseLong(values[0]), "const_value_index");
}
}
private class TestFloatElementValue extends TestElementValue {
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values) throws ConstantPool.InvalidIndex {
Annotation.Primitive_element_value ev =
(Annotation.Primitive_element_value) element_value;
ConstantPool.CONSTANT_Float_info info =
(ConstantPool.CONSTANT_Float_info)
classFile.constant_pool.get(ev.const_value_index);
testCase.checkEquals(info.value, Float.parseFloat(values[0]), "const_value_index");
}
}
private class TestDoubleElementValue extends TestElementValue {
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values) throws ConstantPool.InvalidIndex {
Annotation.Primitive_element_value ev =
(Annotation.Primitive_element_value) element_value;
ConstantPool.CONSTANT_Double_info info =
(ConstantPool.CONSTANT_Double_info)
classFile.constant_pool.get(ev.const_value_index);
testCase.checkEquals(info.value, Double.parseDouble(values[0]), "const_value_index");
}
}
private class TestStringElementValue extends TestElementValue {
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values) throws ConstantPool.InvalidIndex {
Annotation.Primitive_element_value ev =
(Annotation.Primitive_element_value) element_value;
ConstantPool.CONSTANT_Utf8_info info =
(ConstantPool.CONSTANT_Utf8_info)
classFile.constant_pool.get(ev.const_value_index);
testCase.checkEquals(info.value, values[0], "const_value_index");
}
}
private class TestEnumElementValue extends TestElementValue {
@Override
public int getLength() {
return 2;
}
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values)
throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
Annotation.Enum_element_value ev = (Annotation.Enum_element_value) element_value;
testCase.checkEquals(classFile.constant_pool.getUTF8Info(ev.type_name_index).value,
values[0], "type_name_index");
testCase.checkEquals(classFile.constant_pool.getUTF8Info(ev.const_name_index).value,
values[1], "const_name_index");
}
}
private class TestClassElementValue extends TestElementValue {
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values)
throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
Annotation.Class_element_value ev = (Annotation.Class_element_value) element_value;
testCase.checkEquals(
classFile.constant_pool.getUTF8Info(ev.class_info_index).value,
values[0], "class_info_index");
}
}
private class TestAnnotationElementValue extends TestElementValue {
@Override
public void testLength(TestResult testCase, AnnotationDefault_attribute attr) {
// Suppress, since it is hard to test the length of this kind of element values.
}
@Override
public int getLength() {
// Expected that the test uses DefaultAnnotation
// tag (1 byte) + annotation_value (2 bytes) which contains const_value
return 3;
}
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values)
throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
Annotation ev = ((Annotation.Annotation_element_value) element_value)
.annotation_value;
testCase.checkEquals(
classFile.constant_pool.getUTF8Info(ev.type_index).value,
values[0],
"type_index");
for (int i = 0; i < ev.num_element_value_pairs; ++i) {
Annotation.element_value_pair pair = ev.element_value_pairs[i];
testCase.checkEquals(
classFile.constant_pool.getUTF8Info(pair.element_name_index).value,
values[2 * i + 1],
"element_name_index");
TestElementValue testElementValue = verifiers.get(pair.value.tag);
testElementValue.testElementValue(
testCase,
classFile,
pair.value,
new String[]{values[2 * i + 2]});
}
}
}
private class TestArrayElementValue extends TestElementValue {
@Override
public void testLength(TestResult testCase, AnnotationDefault_attribute attr) {
Annotation.Array_element_value ev =
(Annotation.Array_element_value) attr.default_value;
int sizeOfTag = ev.values[0].tag == 'e' ? 0 : 1;
// tag (1 byte) + array header (2 byte) + length of entries
testCase.checkEquals(attr.attribute_length, 1 + 2 +
(sizeOfTag + ev.length() / ev.num_values) * ev.num_values, "attribute_length");
}
@Override
public void testElementValue(
TestResult testCase,
ClassFile classFile,
Annotation.element_value element_value,
String[] values)
throws ConstantPool.InvalidIndex, ConstantPool.UnexpectedEntry {
Annotation.Array_element_value ev =
(Annotation.Array_element_value) element_value;
int index = 0;
for (int i = 0; i < ev.num_values; ++i) {
TestElementValue testElementValue = verifiers.get(ev.values[i].tag);
int length = testElementValue.getLength();
testElementValue.testElementValue(
testCase,
classFile,
ev.values[i],
testElementValue.getValues(values, index, length));
index += length;
}
}
}
}

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langtools/test/tools/javac/classfiles/attributes/AnnotationDefault/ExpectedValues.java Normal file
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/*
* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code 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
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
@Retention(RetentionPolicy.RUNTIME)
public @interface ExpectedValues {
char tag();
String name();
String[] values();
}