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YARN-11450. Improvements for TestYarnConfigurationFields and TestConfigurationFieldsBase (#5455)

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Szilard Nemeth 2023-05-02 15:52:57 +02:00 committed by GitHub
parent 87e17b2713
commit 73ca64a3ba
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2 changed files with 126 additions and 92 deletions
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125
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/conf/TestConfigurationFieldsBase.java
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@ -19,6 +19,7 @@
package org.apache.hadoop.conf;
import org.apache.commons.lang3.StringUtils;
import org.apache.hadoop.test.ReflectionUtils;
import org.junit.Before;
import org.junit.Ignore;
import org.junit.Test;
@ -90,6 +91,8 @@ public abstract class TestConfigurationFieldsBase {
private static final Logger LOG_XML = LoggerFactory.getLogger(
"org.apache.hadoop.conf.TestConfigurationFieldsBase.xml");
private static final String VALID_PROP_REGEX = "^[A-Za-z][A-Za-z0-9_-]+(\\.[A-Za-z%s0-9_-]+)+$";
private static final Pattern validPropertiesPattern = Pattern.compile(VALID_PROP_REGEX);
/**
* Member variable for storing xml filename.
@ -185,36 +188,38 @@ public abstract class TestConfigurationFieldsBase {
* @param fields The class member variables
* @return HashMap containing (StringValue, MemberVariableName) entries
*/
private HashMap<String,String>
private Map<String, String>
extractMemberVariablesFromConfigurationFields(Field[] fields) {
// Sanity Check
if (fields == null)
if (fields == null) {
return null;
}
HashMap<String,String> retVal = new HashMap<>();
Map<String, String> validConfigProperties = new HashMap<>();
// Setup regexp for valid properties
String propRegex = "^[A-Za-z][A-Za-z0-9_-]+(\\.[A-Za-z%s0-9_-]+)+$";
Pattern p = Pattern.compile(propRegex);
// Iterate through class member variables
String value;
Set<String> fieldsNotPassedRegex = new HashSet<>();
for (Field f : fields) {
LOG_CONFIG.debug("Field: {}", f);
// Filter out anything that isn't "public static final"
if (!Modifier.isStatic(f.getModifiers()) ||
!Modifier.isPublic(f.getModifiers()) ||
!Modifier.isFinal(f.getModifiers())) {
LOG_CONFIG.debug(" Is skipped as it is not public static final");
continue;
}
// Filter out anything that isn't a string. int/float are generally
// default values
if (!f.getType().getName().equals("java.lang.String")) {
LOG_CONFIG.debug(" Is skipped as it is not type of String");
continue;
}
// filter out default-value fields
if (isFieldADefaultValue(f)) {
LOG_CONFIG.debug(" Is skipped as it is a 'default value field'");
continue;
}
@ -222,6 +227,7 @@ public abstract class TestConfigurationFieldsBase {
try {
value = (String) f.get(null);
} catch (IllegalAccessException iaException) {
LOG_CONFIG.debug(" Is skipped as it cannot be converted to a String");
continue;
}
LOG_CONFIG.debug(" Value: {}", value);
@ -229,10 +235,13 @@ public abstract class TestConfigurationFieldsBase {
// or file properties (ending in .xml)
if (value.endsWith(".xml") ||
value.endsWith(".") ||
value.endsWith("-"))
value.endsWith("-")) {
LOG_CONFIG.debug(" Is skipped as it a 'partial property'");
continue;
}
// Ignore known configuration props
if (configurationPropsToSkipCompare.contains(value)) {
LOG_CONFIG.debug(" Is skipped as it is registered as a property to be skipped");
continue;
}
// Ignore known configuration prefixes
@ -240,6 +249,8 @@ public abstract class TestConfigurationFieldsBase {
for (String cfgPrefix : configurationPrefixToSkipCompare) {
if (value.startsWith(cfgPrefix)) {
skipPrefix = true;
LOG_CONFIG.debug(" Is skipped as it is starts with a " +
"registered property prefix to skip: {}", cfgPrefix);
break;
}
}
@ -248,22 +259,23 @@ public abstract class TestConfigurationFieldsBase {
}
// Positive Filter: Look only for property values. Expect it to look
// something like: blah.blah2(.blah3.blah4...)
Matcher m = p.matcher(value);
Matcher m = validPropertiesPattern.matcher(value);
if (!m.find()) {
LOG_CONFIG.debug(" Passes Regex: false");
fieldsNotPassedRegex.add(f.getName());
continue;
}
LOG_CONFIG.debug(" Passes Regex: true");
// Save member variable/value as hash
if (!retVal.containsKey(value)) {
retVal.put(value,f.getName());
if (!validConfigProperties.containsKey(value)) {
validConfigProperties.put(value, f.getName());
} else {
LOG_CONFIG.debug("ERROR: Already found key for property " + value);
}
}
return retVal;
LOG_CONFIG.debug("Listing fields did not pass regex pattern: {}", fieldsNotPassedRegex);
return validConfigProperties;
}
/**
@ -272,7 +284,7 @@ public abstract class TestConfigurationFieldsBase {
* @param filename XML filename
* @return HashMap containing &lt;Property,Value&gt; entries from XML file
*/
private HashMap<String,String> extractPropertiesFromXml(String filename) {
private Map<String, String> extractPropertiesFromXml(String filename) {
if (filename == null) {
return null;
}
@ -282,7 +294,7 @@ private HashMap<String,String> extractPropertiesFromXml(String filename) {
conf.setAllowNullValueProperties(true);
conf.addResource(filename);
HashMap<String,String> retVal = new HashMap<>();
Map<String, String> retVal = new HashMap<>();
Iterator<Map.Entry<String, String>> kvItr = conf.iterator();
while (kvItr.hasNext()) {
Map.Entry<String, String> entry = kvItr.next();
@ -329,22 +341,18 @@ private static boolean isFieldADefaultValue(Field field) {
* @param fields The class member variables
* @return HashMap containing (DefaultVariableName, DefaultValue) entries
*/
private HashMap<String,String>
private Map<String, String>
extractDefaultVariablesFromConfigurationFields(Field[] fields) {
// Sanity Check
if (fields == null) {
return null;
}
HashMap<String,String> retVal = new HashMap<String,String>();
Map<String, String> retVal = new HashMap<>();
// Setup regexp for valid properties
String propRegex = "^[A-Za-z][A-Za-z0-9_-]+(\\.[A-Za-z0-9_-]+)+$";
Pattern p = Pattern.compile(propRegex);
// Iterate through class member variables
int totalFields = 0;
String value;
for (Field f : fields) {
// Filter out anything that isn't "public static final"
if (!Modifier.isStatic(f.getModifiers()) ||
@ -359,31 +367,8 @@ private static boolean isFieldADefaultValue(Field field) {
continue;
}
try {
if (f.getType().getName().equals("java.lang.String")) {
String sValue = (String) f.get(null);
retVal.put(f.getName(),sValue);
} else if (f.getType().getName().equals("short")) {
short shValue = (short) f.get(null);
retVal.put(f.getName(),Integer.toString(shValue));
} else if (f.getType().getName().equals("int")) {
int iValue = (int) f.get(null);
retVal.put(f.getName(),Integer.toString(iValue));
} else if (f.getType().getName().equals("long")) {
long lValue = (long) f.get(null);
retVal.put(f.getName(),Long.toString(lValue));
} else if (f.getType().getName().equals("float")) {
float fValue = (float) f.get(null);
retVal.put(f.getName(),Float.toString(fValue));
} else if (f.getType().getName().equals("double")) {
double dValue = (double) f.get(null);
retVal.put(f.getName(),Double.toString(dValue));
} else if (f.getType().getName().equals("boolean")) {
boolean bValue = (boolean) f.get(null);
retVal.put(f.getName(),Boolean.toString(bValue));
} else {
LOG.debug("Config variable {} has unknown type {}",
f.getName(), f.getType().getName());
}
String s = ReflectionUtils.getStringValueOfField(f);
retVal.put(f.getName(), s);
} catch (IllegalAccessException iaException) {
LOG.error("{}", f, iaException);
}
@ -413,12 +398,12 @@ private static Set<String> compareConfigurationToXmlFields(
* class and the XML properties file.
*/
@Before
public void setupTestConfigurationFields() throws Exception {
public void setupTestConfigurationFields() {
initializeMemberVariables();
// Error if subclass hasn't set class members
assertNotNull(xmlFilename);
assertNotNull(configurationClasses);
assertNotNull("XML file name is null", xmlFilename);
assertNotNull("Configuration classes array is null", configurationClasses);
// Create class member/value map
configurationMemberVariables = new HashMap<>();
@ -449,12 +434,12 @@ public void setupTestConfigurationFields() throws Exception {
LOG.debug("\n=====\n");
// Find class members not in the XML file
configurationFieldsMissingInXmlFile = compareConfigurationToXmlFields
(configurationMemberVariables, xmlKeyValueMap);
configurationFieldsMissingInXmlFile = compareConfigurationToXmlFields(
configurationMemberVariables, xmlKeyValueMap);
// Find XML properties not in the class
xmlFieldsMissingInConfiguration = compareConfigurationToXmlFields
(xmlKeyValueMap, configurationMemberVariables);
xmlFieldsMissingInConfiguration = compareConfigurationToXmlFields(
xmlKeyValueMap, configurationMemberVariables);
}
/**
@ -464,15 +449,16 @@ public void setupTestConfigurationFields() throws Exception {
@Test
public void testCompareConfigurationClassAgainstXml() {
// Error if subclass hasn't set class members
assertNotNull(xmlFilename);
assertNotNull(configurationClasses);
assertNotNull("XML file name is null", xmlFilename);
assertNotNull("Configuration classes array is null", configurationClasses);
final int missingXmlSize = configurationFieldsMissingInXmlFile.size();
for (Class c : configurationClasses) {
LOG.info(c.toString());
LOG.info("Configuration class: {}", c.toString());
}
LOG.info("({} member variables)\n", configurationMemberVariables.size());
StringBuilder xmlErrorMsg = new StringBuilder();
for (Class c : configurationClasses) {
xmlErrorMsg.append(c);
@ -483,6 +469,7 @@ public void testCompareConfigurationClassAgainstXml() {
xmlErrorMsg.append(" variables missing in ");
xmlErrorMsg.append(xmlFilename);
LOG.error(xmlErrorMsg.toString());
if (missingXmlSize == 0) {
LOG.info(" (None)");
} else {
@ -516,8 +503,8 @@ private void appendMissingEntries(StringBuilder sb, Set<String> missing) {
@Test
public void testCompareXmlAgainstConfigurationClass() {
// Error if subclass hasn't set class members
assertNotNull(xmlFilename);
assertNotNull(configurationClasses);
assertNotNull("XML file name is null", xmlFilename);
assertNotNull("Configuration classes array is null", configurationClasses);
final int missingConfigSize = xmlFieldsMissingInConfiguration.size();
@ -548,17 +535,15 @@ public void testCompareXmlAgainstConfigurationClass() {
@Test
public void testXmlAgainstDefaultValuesInConfigurationClass() {
// Error if subclass hasn't set class members
assertNotNull(xmlFilename);
assertNotNull(configurationMemberVariables);
assertNotNull(configurationDefaultVariables);
assertNotNull("XML file name is null", xmlFilename);
assertNotNull("Configuration member variables is null", configurationMemberVariables);
assertNotNull("Configuration default variables is null", configurationMemberVariables);
TreeSet<String> xmlPropertiesWithEmptyValue = new TreeSet<>();
TreeSet<String> configPropertiesWithNoDefaultConfig = new TreeSet<>();
HashMap<String,String> xmlPropertiesMatchingConfigDefault =
new HashMap<>();
Set<String> xmlPropertiesWithEmptyValue = new TreeSet<>();
Set<String> configPropertiesWithNoDefaultConfig = new TreeSet<>();
Map<String, String> xmlPropertiesMatchingConfigDefault = new HashMap<>();
// Ugly solution. Should have tuple-based solution.
HashMap<HashMap<String,String>, HashMap<String,String>> mismatchingXmlConfig
= new HashMap<>();
Map<Map<String, String>, Map<String, String>> mismatchingXmlConfig = new HashMap<>();
for (Map.Entry<String, String> xEntry : xmlKeyValueMap.entrySet()) {
String xmlProperty = xEntry.getKey();
@ -601,9 +586,9 @@ public void testXmlAgainstDefaultValuesInConfigurationClass() {
if (xmlDefaultValue == null) {
xmlPropertiesWithEmptyValue.add(xmlProperty);
} else if (!xmlDefaultValue.equals(defaultConfigValue)) {
HashMap<String, String> xmlEntry = new HashMap<>();
Map<String, String> xmlEntry = new HashMap<>();
xmlEntry.put(xmlProperty, xmlDefaultValue);
HashMap<String, String> configEntry = new HashMap<>();
Map<String, String> configEntry = new HashMap<>();
configEntry.put(defaultConfigName, defaultConfigValue);
mismatchingXmlConfig.put(xmlEntry, configEntry);
} else {
@ -622,7 +607,7 @@ public void testXmlAgainstDefaultValuesInConfigurationClass() {
if (mismatchingXmlConfig.isEmpty()) {
LOG.info(" (None)");
} else {
for (Map.Entry<HashMap<String,String>,HashMap<String,String>> xcEntry :
for (Map.Entry<Map<String, String>, Map<String, String>> xcEntry :
mismatchingXmlConfig.entrySet()) {
xcEntry.getKey().forEach((key, value) -> {
LOG.info("XML Property: {}", key);
@ -709,7 +694,5 @@ public void testDefaultValueCollision() {
}
LOG.info("Checked {} default values for collision.", valuesChecked);
}
}
}

51
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/test/ReflectionUtils.java Normal file
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@ -0,0 +1,51 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.hadoop.test;
import java.lang.reflect.Field;
public final class ReflectionUtils {
private ReflectionUtils() {}
public static String getStringValueOfField(Field f) throws IllegalAccessException {
switch (f.getType().getName()) {
case "java.lang.String":
return (String) f.get(null);
case "short":
short shValue = (short) f.get(null);
return Integer.toString(shValue);
case "int":
int iValue = (int) f.get(null);
return Integer.toString(iValue);
case "long":
long lValue = (long) f.get(null);
return Long.toString(lValue);
case "float":
float fValue = (float) f.get(null);
return Float.toString(fValue);
case "double":
double dValue = (double) f.get(null);
return Double.toString(dValue);
case "boolean":
boolean bValue = (boolean) f.get(null);
return Boolean.toString(bValue);
default:
return null;
}
}
}