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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** As a special exception, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef PatternistSDK_TestBaseLine_H
#define PatternistSDK_TestBaseLine_H
#include <QString>
#include "Global.h"
#include "TestResult.h"
QT_BEGIN_NAMESPACE
class QDomNamedNodeMap;
class QDomNode;
class QDomNodeList;
template<typename T> class QList;
namespace QPatternistSDK
{
/**
* @short Represents an expected test result for a test case.
*
* TestBaseLine represents a valid outcome for a test case,
* the "base line". A XQTS test case can have many different valid
* base lines, and one TestBaseLine instance represents on of them.
*
* Of highest interest, TestBaseLine have the function scan() and
* scanErrors(), which allows serialized output to be
* compared to the base line.
*
* @ingroup PatternistSDK
* @author Frans Englich <frans.englich@nokia.com>
*/
class Q_PATTERNISTSDK_EXPORT TestBaseLine
{
public:
typedef QList<TestBaseLine *> List;
/**
* Identifies what kind of comparator to use. The documentation
* for each enumerator is copied from
* <a href="http://www.w3.org/XML/Query/test-suite/Guidelines
* for Running the XML Query Test Suite.html">Guidelines
* for Running the XML Query Test Suite</a>
*/
enum Type
{
/**
* The test harness must canonicalize both, the actual result
* and the expected result according to the "Canonical XML" recommendation [2],
* which refers to a number of open-source implementations. Byte-comparison can
* then be applied to the resulting XML documents. If the test harness does
* this process in a different manner, it must be documented.
*/
XML,
/**
* For XML fragments, the same root node must be created for both,
* implementation result and test suite result. The resulting XML
* can be compared using XML comparison.
*/
Fragment,
/**
* Text (that has been produced by XML serialization) is compared
* using byte-comparison.
*/
Text,
/**
* No comparison needs to be applied; the result is always @c true if
* the implementation successfully executes the test case.
*/
Ignore,
/**
* A human is required to make the call about correctness of the result
* according to the description in the test case.
*/
Inspect,
/**
* The expected result of the test case is an error, identified as an
* eight-character error code (e.g., XPST0003). The result of a test is
* @c true, if the implementation raises an error. However, raising an error
* because an implementation does not support the feature is not
* considered a correct result.
*/
ExpectedError,
/**
* A special comparison for the schema validation tests. The details
* can only be 'true' or 'false' depending on whether it is a valid
* schema or not.
*/
SchemaIsValid
};
/**
* Takes a string identifying a comparator either in the XSL-T or the
* XQuery test suite, and returns an enum value for it.
*
* If the value is unknown, the code asserts.
*/
static Type identifierFromString(const QString &string);
/**
* @returns a display name for @p id. For example, if Inspect was passed, "Inspect"
* would be returned.
*/
static QString displayName(const Type id);
/**
* Compares @p items(typically the result of an evaluation) against
* the base lines @p lines.
*
* @returns the status of the first base line which passes,
* otherwise TestResult::Fail.
*/
static TestResult::Status scan(const QString &serialized,
const TestBaseLine::List &lines);
static TestResult::Status scanErrors(const ErrorHandler::Message::List &errors,
const TestBaseLine::List &lines);
/**
* Constructs a TestBaseLine of type @p type.
*/
TestBaseLine(const Type type);
/**
* What @p details contains depends on the type(). If the type() is ExpectedError,
* @p details contains the relevant error code. If the type() is one which compares
* result against a base line, it is a filename locating the baseline.
*/
void setDetails(const QString &details);
Type type() const;
QString details() const;
void toXML(XMLWriter &receiver) const;
protected:
TestResult::Status verify(const QString &serializedInput) const;
private:
static bool isDeepEqual(const QDomNode &n1, const QDomNode &n2);
/**
* @returns @c true if the nodes in @p cl1 are equal to @p cl2, by calling isDeepEqual()
* for each pair.
*/
static bool isChildrenDeepEqual(const QDomNodeList &cl1, const QDomNodeList &cl2);
/**
* Considers @p cl1 and @p cl2 to be lists containing attributes. The list are equal
* if they contain attributes by same value and name, but regardless of order.
*/
static bool isAttributesEqual(const QDomNamedNodeMap &cl1, const QDomNamedNodeMap &cl2);
const Type m_type;
QString m_details;
};
}
QT_END_NAMESPACE
#endif
// vim: et:ts=4:sw=4:sts=4
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