1 //  (C) Copyright Gennadiy Rozental 2001-2014.
2 //  Distributed under the Boost Software License, Version 1.0.
3 //  (See accompanying file LICENSE_1_0.txt or copy at
4 //  http://www.boost.org/LICENSE_1_0.txt)
5 
6 //  See http://www.boost.org/libs/test for the library home page.
7 //
8 /// @file results_collector.hpp @brief defines testing result collector components
9 ///
10 /// Defines class results_collector_t that is responsible for
11 /// gathering test results and class test_results for presenting this information to end-user
12 // ***************************************************************************
13 
14 #ifndef BOOST_TEST_RESULTS_COLLECTOR_HPP_071894GER
15 #define BOOST_TEST_RESULTS_COLLECTOR_HPP_071894GER
16 
17 // Boost.Test
18 #include <boost/test/tree/observer.hpp>
19 
20 #include <boost/test/detail/global_typedef.hpp>
21 #include <boost/test/detail/fwd_decl.hpp>
22 
23 #include <boost/test/utils/trivial_singleton.hpp>
24 #include <boost/test/utils/class_properties.hpp>
25 
26 #include <boost/test/detail/suppress_warnings.hpp>
27 
28 //____________________________________________________________________________//
29 
30 namespace boost {
31 namespace unit_test {
32 
33 namespace {
34 
35 // ************************************************************************** //
36 /// First failed assertion debugger hook
37 ///
38 /// This function is a placeholder where user can set a breakpoint in debugger to catch the
39 /// very first assertion failure in each test case
40 // ************************************************************************** //
first_failed_assertion()41 inline void first_failed_assertion() {}
42 }
43 
44 // ************************************************************************** //
45 /// @brief Collection of attributes constituting test unit results
46 ///
47 /// This class is a collection of attributes describing testing results. The atributes presented as public properties on
48 /// an instance of the class. In addition summary conclusion methods are presented to generate simple answer to pass/fail question
49 // ************************************************************************** //
50 
51 class BOOST_TEST_DECL test_results {
52 public:
53     test_results();
54 
55     /// Type representing counter like public property
56     typedef BOOST_READONLY_PROPERTY( counter_t, (results_collector_t)(test_results)(results_collect_helper) ) counter_prop;
57     /// Type representing boolean like public property
58     typedef BOOST_READONLY_PROPERTY( bool,      (results_collector_t)(test_results)(results_collect_helper) ) bool_prop;
59 
60     /// @name Public properties
61     counter_prop    p_assertions_passed;
62     counter_prop    p_assertions_failed;
63     counter_prop    p_warnings_failed;
64     counter_prop    p_expected_failures;
65     counter_prop    p_test_cases_passed;
66     counter_prop    p_test_cases_warned;
67     counter_prop    p_test_cases_failed;
68     counter_prop    p_test_cases_skipped;
69     counter_prop    p_test_cases_aborted;
70     bool_prop       p_aborted;
71     bool_prop       p_skipped;
72     /// @}
73 
74     /// @name Summary conclusion
75 
76     /// Returns true if test unit passed
77     bool            passed() const;
78     /// Produces result code for the test unit execution
79 
80     /// This methhod return one of the result codes defined in boost/cstdlib.hpp
81     /// @returns boost::exit_success on success, boost::exit_exception_failure in case test unit was aborted for any reason
82     ///          (incuding uncausght exception) and boost::exit_test_failure otherwise
83     int             result_code() const;
84     /// @}
85 
86     // collection helper
87     void            operator+=( test_results const& );
88 
89     void            clear();
90 };
91 
92 // ************************************************************************** //
93 /// This class implements test observer interface to collect the result of test unit execution
94 // ************************************************************************** //
95 
96 class BOOST_TEST_DECL results_collector_t : public test_observer, public singleton<results_collector_t> {
97 public:
98 
99     virtual void        test_start( counter_t test_cases_amount );
100 
101     virtual void        test_unit_start( test_unit const& );
102     virtual void        test_unit_finish( test_unit const&, unsigned long );
103     virtual void        test_unit_skipped( test_unit const&, const_string );
104     virtual void        test_unit_aborted( test_unit const& );
105 
106     virtual void        assertion_result( unit_test::assertion_result );
107     virtual void        exception_caught( execution_exception const& );
108 
priority()109     virtual int         priority() { return 2; }
110 
111     /// Results access per test unit
112 
113     /// @param[in] tu_id id of a test unit
114     test_results const& results( test_unit_id tu_id ) const;
115 
116 private:
117     BOOST_TEST_SINGLETON_CONS( results_collector_t )
118 };
119 
120 BOOST_TEST_SINGLETON_INST( results_collector )
121 
122 } // namespace unit_test
123 } // namespace boost
124 
125 #include <boost/test/detail/enable_warnings.hpp>
126 
127 #endif // BOOST_TEST_RESULTS_COLLECTOR_HPP_071894GER
128 
129