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| -rw-r--r-- | qadevOOo/runner/lib/MultiPropertyTest.java | 533 |
1 files changed, 533 insertions, 0 deletions
diff --git a/qadevOOo/runner/lib/MultiPropertyTest.java b/qadevOOo/runner/lib/MultiPropertyTest.java new file mode 100644 index 000000000..54e7122c4 --- /dev/null +++ b/qadevOOo/runner/lib/MultiPropertyTest.java @@ -0,0 +1,533 @@ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * 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 . + */ +package lib; + +import com.sun.star.beans.Property; +import com.sun.star.beans.PropertyAttribute; +import com.sun.star.beans.PropertyVetoException; +import com.sun.star.beans.XPropertySet; +import com.sun.star.beans.XPropertySetInfo; +import com.sun.star.beans.UnknownPropertyException; +import com.sun.star.lang.IllegalArgumentException; +import com.sun.star.lang.WrappedTargetException; +import java.lang.reflect.Array; +import java.lang.reflect.Field; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; + +import util.ValueChanger; +import util.ValueComparer; +import util.utils; + +/** + * MultiPropertyTest extends the functionality of MultiMethodTest to support + * services testing. Since, in most cases, service tests has one method testing + * most of its properties, the MultiPropertyTest provides unified version of + * the method: testProperty(). + * + * <p>The testProperty() is called, when the MultiMethodTest's testing method + * is not found in the subclass. So, by defining such methods for properties + * the standard testing behaviour can be changed. + * + * <p>The testing behaviour also can be changed by overriding compare(), + * getNewVAlue() or toString(Object) methods, or by extending PropertyTester + * class. + * + * @see MultiMethodTest + * @see #testProperty(String) + * @see #testProperty(String, PropertyTester) + * @see #compare + * @see #toString(Object) + */ +public class MultiPropertyTest extends MultiMethodTest +{ + + /** + * Contains a XPropertySet interface of the tested object. Is initialized + * in MultiMethodTest code. + */ + public XPropertySet oObj; + + /** + * Overrides MultiMethodTest.invokeTestMethod(). If the test for the + * <code>meth</code> is not available (<code>meth</code> == <tt>null</tt>) + * calls testProperty method for the method. Otherwise calls + * super.invokeTestMethod(). + * + * @see MultiMethodTest#invokeTestMethod + */ + @Override + protected void invokeTestMethod(Method meth, String methName) + { + if (meth != null) + { + super.invokeTestMethod(meth, methName); + } + else + { + testProperty(methName); + } + } + + /** + * PropertyTester class defines how to test a property and defined + * to allow subclasses of MultiPropertyTest to change the testing + * behaviour more flexible, since the behaviour can be customized for + * each property separately, by providing subclass of PropertyTester + * and passing it to testProperty(String, PropertyTester method). + */ + public class PropertyTester + { + + /** + * The method defines the whole process of testing propName + * property. + * + * <p>First, it checks if the property exists(it maybe optional). + * Then, a value to set the property with is calculated with + * getNewValue method. Normally, the new value is calculated + * based on old value, but subclasses can override the behaviour + * (for example, if old value is null) and specify their own value. + * Then the property is set with that new value and the result( + * it maybe an exception too, for example a PropertyVetoException) + * is checked with checkResult method. + * + * @param propName - the property to test. + * @result - adds the result of testing propName property to + * MultiMethodTest.tRes. + */ + protected void testProperty(String propName) + { + XPropertySetInfo info = oObj.getPropertySetInfo(); + + if (info != null) + { + final boolean bHasProperty = info.hasPropertyByName(propName); + if (!bHasProperty) + { + if (isOptional(propName) || entry.isOptional) + { + // skipping optional property test + log.println("Property '" + propName + "' is optional and not supported"); + tRes.tested(propName, true); + return; + } + else + { + // cannot test the property + log.println("Tested XPropertySet does not contain'" + propName + "' property"); + tRes.tested(propName, false); + return; + } + } + } + + try + { + Object oldValue = oObj.getPropertyValue(propName); + + if( (oldValue==null) || utils.isVoid(oldValue) ) + { + // #i111560# method getNewValue() does not work with an empty oldValue + Property prop = info.getPropertyByName(propName); + if( (prop.Attributes & PropertyAttribute.MAYBEVOID) != 0 ) + { + // todo: implement a new test independent from method getNewValue() + log.println("changing initially empty MAYBEVOID properties is not supported by the test framework so far - skip test of property: " + propName); + tRes.tested(propName, true); + return; + } + else + { + log.println( "property '"+propName+"' is not set but is not MAYBEVOID"); + tRes.tested(propName, false); + return; + } + } + + Object newValue; + + // trying to create new value + try + { + newValue = getNewValue(propName, oldValue); + } + catch (java.lang.IllegalArgumentException e) + { + // skipping test since new value is not available + log.println("Cannot create new value for '" + propName + " : " + e.getMessage()); + return; + } + + // for an exception thrown during setting new value + // to pass it to checkResult method + Exception exception = null; + + try + { + log.println("try to set:"); + log.println("old = " + toString(oldValue)); + log.println("new = " + toString(newValue)); + oObj.setPropertyValue(propName, newValue); + } + catch (IllegalArgumentException e) + { + exception = e; + } + catch (PropertyVetoException e) + { + exception = e; + } + catch (WrappedTargetException e) + { + exception = e; + } + catch (UnknownPropertyException e) + { + exception = e; + } + catch (RuntimeException e) + { + exception = e; + } + + // getting result value + Object resValue = oObj.getPropertyValue(propName); + + // checking results + checkResult(propName, oldValue, newValue, resValue, exception); + } + catch (Exception e) + { + log.println("Exception occurred while testing property '" + propName + "'"); + e.printStackTrace(log); + tRes.tested(propName, false); + } + } + + /** + * The method checks result of setting a new value to the + * property based o the following arguments: + * @param propName - the property to test + * @param oldValue - the old value of the property, before changing it. + * @param newValue - the new value the property has been set with + * @param resValue - the value of the property after having changed it + * @param exception - if not null - the exception thrown by + * XPropertySet.setPropertyValue, else indicates + * normal method completion. + * + * <p>If the property is READ_ONLY, then either PropertyVetoException + * should be thrown or the value of property should not have changed + * (resValue is compared with oldValue with compare method). + * + * <p>If the property is not READ_ONLY, checks that the new value has + * been successfully set(resValue is compared with newValue with + * compare method). + * + * <p>If the exception is not null then(except the case of read-only + * property and PropertyVetoException above) it is rethrown to allow + * further catching it if needed. + * + * <p>Subclasses can override to change this behaviour. + */ + protected void checkResult(String propName, Object oldValue, + Object newValue, Object resValue, Exception exception) + throws Exception + { + XPropertySetInfo info = oObj.getPropertySetInfo(); + if (info == null) + { + log.println("Can't get XPropertySetInfo for property " + propName); + tRes.tested(propName, false); + return; + } + Property prop = info.getPropertyByName(propName); + + boolean readOnly = (prop.Attributes & PropertyAttribute.READONLY) != 0; + boolean maybeVoid = (prop.Attributes & PropertyAttribute.MAYBEVOID) != 0; + //check get-set methods + if (maybeVoid) + { + log.println("Property " + propName + " is void"); + } + if (readOnly) + { + log.println("Property " + propName + " is readOnly"); + } + if (util.utils.isVoid(oldValue) && !maybeVoid) + { + log.println(propName + " is void, but it's not MAYBEVOID"); + tRes.tested(propName, false); + } + else if (oldValue == null) + { + log.println(propName + " has null value, and therefore can't be changed"); + tRes.tested(propName, true); + } + else if (readOnly) + { + // check if exception was thrown + if (exception != null) + { + if (exception instanceof PropertyVetoException) + { + // the change of read only prohibited - OK + log.println("Property is ReadOnly and wasn't changed"); + log.println("Property '" + propName + "' OK"); + tRes.tested(propName, true); + } + else if (exception instanceof IllegalArgumentException) + { + // the change of read only prohibited - OK + log.println("Property is ReadOnly and wasn't changed"); + log.println("Property '" + propName + "' OK"); + tRes.tested(propName, true); + } + else if (exception instanceof UnknownPropertyException) + { + // the change of read only prohibited - OK + log.println("Property is ReadOnly and wasn't changed"); + log.println("Property '" + propName + "' OK"); + tRes.tested(propName, true); + } + else if (exception instanceof RuntimeException) + { + // the change of read only prohibited - OK + log.println("Property is ReadOnly and wasn't changed"); + log.println("Property '" + propName + "' OK"); + tRes.tested(propName, true); + } + else + { + throw exception; + } + } + else + { + // if no exception - check that value + // has not changed + if (!compare(resValue, oldValue)) + { + log.println("Read only property '" + propName + "' has changed"); + log.println("result = " + toString(resValue)); + tRes.tested(propName, false); + } + else + { + log.println("Read only property '" + propName + "' hasn't changed"); + log.println("Property '" + propName + "' OK"); + tRes.tested(propName, true); + } + } + } + else + { + if (exception == null) + { + // if no exception thrown + // check that the new value is set + if (!compare(resValue, newValue)) + { + log.println("Value for '" + propName + "' hasn't changed as expected"); + log.println("result = " + toString(resValue)); + if (!compare(resValue, oldValue)) + { + log.println("But it has changed."); + tRes.tested(propName, true); + } + else + { + tRes.tested(propName, false); + } + } + else + { + log.println("Property '" + propName + "' OK"); + log.println("result = " + toString(resValue)); + tRes.tested(propName, true); + } + } + else + { + throw exception; + } + } + } + + /** + * The method produces new value of the property from the oldValue. + * It returns the result of ValueChanger.changePValue method. + * Subclasses can override the method to return their own value, + * when the changePValue behavior is not enough, for example, + * when oldValue is null. + */ + protected Object getNewValue(String propName, Object oldValue) + throws java.lang.IllegalArgumentException + { + return ValueChanger.changePValue(oldValue, propName); + } + + /** + * The method compares obj1 and obj2. It calls + * MultiPropertyTest.compare, but subclasses can override to change + * the behavior, since normally compare calls Object.equals method + * which is not appropriate in some cases(e.g., structs with equals + * not overridden). + */ + protected boolean compare(Object obj1, Object obj2) + { + return MultiPropertyTest.this.compare(obj1, obj2); + } + + /** + * The method returns a String representation of the obj. It calls + * MultipropertyTest.toString(Object), but subclasses can override + * to change the behavior. + */ + protected String toString(Object obj) + { + return MultiPropertyTest.this.toString(obj); + } + } + + /** + * Extension for <code>PropertyTester</code> which switches two + * different values. <code>getNewValue()</code> method of this + * class returns one of these two values depending on the + * old value, so new value is not equal to old value. + */ + public class PropertyValueSwitcher extends PropertyTester + { + + Object val1 = null; + Object val2 = null; + + /** + * Constructs a property tester with two different values + * specified as parameters. + * + * @param val1 Not <code>null</code> value for the property + * tested. + * @param val2 Not <code>null</code> value for the property + * tested which differs from the first value. + */ + public PropertyValueSwitcher(Object val1, Object val2) + { + this.val1 = val1; + this.val2 = val2; + } + + /** + * Overridden method of <code>PropertyTester</code> which + * returns new value from two values specified. + * + * @return The second value if old value is equal to the first + * one, the first value otherwise. + */ + @Override + protected Object getNewValue(String propName, Object old) + { + if (ValueComparer.equalValue(val1, old)) + { + return val2; + } + else + { + return val1; + } + } + } + + /** + * The method performs testing of propName property using propTester. + */ + protected void testProperty(String propName, PropertyTester propTester) + { + propTester.testProperty(propName); + } + + /** + * The method performs testing of propName property. It uses PropertyTester + * instance for testing. + */ + protected void testProperty(String propName) + { + testProperty(propName, new PropertyTester()); + } + + /** + * Tests the property using <code>PropertyValueSwitcher</code> + * tester and two values for this property. + * + * @see PropertyValueSwitcher + */ + protected void testProperty(String propName, Object val1, Object val2) + { + testProperty(propName, new PropertyValueSwitcher(val1, val2)); + } + + /** + * Compares two object. In the implementation calls obj1.equals(obj2). + */ + protected boolean compare(Object obj1, Object obj2) + { + return ValueComparer.equalValue(obj1, obj2); + } + + /** + * Gets string representation of the obj. In the implementation + * returns obj.toString(). + */ + protected String toString(Object obj) + { + if (obj == null) { + return "null"; + } + StringBuilder s = new StringBuilder(obj.toString()); + if (obj.getClass().isArray()) { + int n = Array.getLength(obj); + s.append('[').append(n).append("]{"); + for (int i = 0; i != n; ++i) { + if (i != 0) { + s.append(", "); + } + s.append(toString(Array.get(obj, i))); + } + s.append('}'); + } else if (ValueChanger.isStructure(obj)) { + s.append('{'); + Field[] fields = obj.getClass().getFields(); + boolean first = true; + for (int i = 0; i != fields.length; ++i) { + if ((fields[i].getModifiers() & Modifier.STATIC) == 0) { + if (!first) { + s.append(", "); + } + first = false; + try { + s.append(toString(fields[i].get(obj))); + } catch (IllegalAccessException e) { + throw new RuntimeException("unexpected " + e, e); + } + } + } + s.append('}'); + } + return s.toString(); + } +} |