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      1 #ifndef _TCUTESTCASE_HPP
      2 #define _TCUTESTCASE_HPP
      3 /*-------------------------------------------------------------------------
      4  * drawElements Quality Program Tester Core
      5  * ----------------------------------------
      6  *
      7  * Copyright 2014 The Android Open Source Project
      8  *
      9  * Licensed under the Apache License, Version 2.0 (the "License");
     10  * you may not use this file except in compliance with the License.
     11  * You may obtain a copy of the License at
     12  *
     13  *      http://www.apache.org/licenses/LICENSE-2.0
     14  *
     15  * Unless required by applicable law or agreed to in writing, software
     16  * distributed under the License is distributed on an "AS IS" BASIS,
     17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     18  * See the License for the specific language governing permissions and
     19  * limitations under the License.
     20  *
     21  *//*!
     22  * \file
     23  * \brief Base class for a test case.
     24  *//*--------------------------------------------------------------------*/
     25 
     26 #include "tcuDefs.hpp"
     27 #include "tcuTestContext.hpp"
     28 
     29 #include <string>
     30 #include <vector>
     31 
     32 namespace tcu
     33 {
     34 
     35 enum TestNodeType
     36 {
     37 	NODETYPE_ROOT = 0,		//!< Root for all test packages.
     38 	NODETYPE_PACKAGE,		//!< Test case package -- same as group, but is omitted from XML dump.
     39 	NODETYPE_GROUP,			//!< Test case container -- cannot be executed.
     40 	NODETYPE_SELF_VALIDATE,	//!< Self-validating test case -- can be executed
     41 	NODETYPE_PERFORMANCE,	//!< Performace test case -- can be executed
     42 	NODETYPE_CAPABILITY,	//!< Capability score case -- can be executed
     43 	NODETYPE_ACCURACY		//!< Accuracy test case -- can be executed
     44 };
     45 
     46 inline bool isTestNodeTypeExecutable (TestNodeType type)
     47 {
     48 	return type == NODETYPE_SELF_VALIDATE	||
     49 		   type == NODETYPE_PERFORMANCE		||
     50 		   type == NODETYPE_CAPABILITY		||
     51 		   type == NODETYPE_ACCURACY;
     52 }
     53 
     54 inline bool isValidTestCaseNameChar (char c)
     55 {
     56 	return de::inRange(c, 'a', 'z') ||
     57 		   de::inRange(c, 'A', 'Z') ||
     58 		   de::inRange(c, '0', '9') ||
     59 		   c == '_' || c == '-';
     60 }
     61 
     62 /*--------------------------------------------------------------------*//*!
     63  * \brief Test case hierarchy node
     64  *
     65  * Test node forms the backbone of the test case hierarchy. All objects
     66  * in the hierarchy are derived from this class.
     67  *
     68  * Each test node has a type and all except the root node have name and
     69  * description. Root and test group nodes have a list of children.
     70  *
     71  * During test execution TestExecutor iterates the hierarchy. Upon entering
     72  * the node (both groups and test cases) init() is called. When exiting the
     73  * node deinit() is called respectively.
     74  *//*--------------------------------------------------------------------*/
     75 class TestNode
     76 {
     77 public:
     78 	enum IterateResult
     79 	{
     80 		STOP		= 0,
     81 		CONTINUE	= 1
     82 	};
     83 
     84 	// Methods.
     85 							TestNode		(TestContext& testCtx, TestNodeType nodeType, const char* name, const char* description);
     86 							TestNode		(TestContext& testCtx, TestNodeType nodeType, const char* name, const char* description, const std::vector<TestNode*>& children);
     87 	virtual					~TestNode		(void);
     88 
     89 	TestNodeType			getNodeType		(void) const	{ return m_nodeType;			}
     90 	TestContext&			getTestContext	(void) const	{ return m_testCtx;				}
     91 	const char*				getName			(void) const	{ return m_name.c_str();		}
     92 	const char*				getDescription	(void) const	{ return m_description.c_str(); }
     93 	void					getChildren		(std::vector<TestNode*>& children) const;
     94 	void					addChild		(TestNode* node);
     95 
     96 	virtual void			init			(void);
     97 	virtual void			deinit			(void);
     98 	virtual IterateResult	iterate			(void) = 0;
     99 
    100 protected:
    101 	TestContext&			m_testCtx;
    102 	TestNodeType			m_nodeType;
    103 	std::string				m_name;
    104 	std::string				m_description;
    105 
    106 private:
    107 	std::vector<TestNode*>	m_children;
    108 };
    109 
    110 /*--------------------------------------------------------------------*//*!
    111  * \brief Test case group node
    112  *
    113  * Test case group implementations must inherit this class. To save resources
    114  * during test execution the group must delay creation of any child groups
    115  * until init() is called.
    116  *
    117  * Default deinit() for test group will destroy all child nodes.
    118  *//*--------------------------------------------------------------------*/
    119 class TestCaseGroup : public TestNode
    120 {
    121 public:
    122 							TestCaseGroup	(TestContext& testCtx, const char* name, const char* description);
    123 							TestCaseGroup	(TestContext& testCtx, const char* name, const char* description, const std::vector<TestNode*>& children);
    124 	virtual					~TestCaseGroup	(void);
    125 
    126 	virtual IterateResult	iterate			(void);
    127 };
    128 
    129 /*--------------------------------------------------------------------*//*!
    130  * \brief Test case class
    131  *
    132  * Test case implementations must inherit this class.
    133  *
    134  * Test case objects are usually constructed when TestExecutor enters parent
    135  * group. Allocating any non-parameter resources, especially target API objects
    136  * must be delayed to init().
    137  *
    138  * Upon entering the test case TestExecutor calls init(). If initialization
    139  * is successful (no exception is thrown) the executor will then call iterate()
    140  * until test case returns STOP. After that deinit() will be called.
    141  *
    142  * Before exiting the execution phase (i.e. at returning STOP from iterate())
    143  * the test case must set valid status code to test context (m_testCtx).
    144  *
    145  * Test case can also signal error condition by throwing an exception. In
    146  * that case the framework will set result code and details based on the
    147  * exception.
    148  *//*--------------------------------------------------------------------*/
    149 class TestCase : public TestNode
    150 {
    151 public:
    152 					TestCase			(TestContext& testCtx, const char* name, const char* description);
    153 					TestCase			(TestContext& testCtx, TestNodeType nodeType, const char* name, const char* description);
    154 	virtual			~TestCase			(void);
    155 };
    156 
    157 } // tcu
    158 
    159 #endif // _TCUTESTCASE_HPP
    160