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10 | 10 | /// Unit tests for testing of correct tracking of
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11 | 11 | /// last written location by objects
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12 | 12 |
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13 |
| -#include "catch.hpp" |
| 13 | +#include <testing-utils/catch.hpp> |
14 | 14 |
|
15 | 15 | #include <iostream>
|
16 | 16 | #include <string>
|
|
23 | 23 | #include <util/namespace.h>
|
24 | 24 | #include <util/type.h>
|
25 | 25 | #include <analyses/variable-sensitivity/abstract_enviroment.h>
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| 26 | +#include <util/arith_tools.h> |
26 | 27 |
|
27 | 28 | //#include <src/ansi-c/c_to_expr.h>
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28 | 29 |
|
29 | 30 | SCENARIO("Constructing two environments to make sure we correctly identify modified symbols",
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30 | 31 | "[core][analyses][variable-sensitivity][last-written-location]")
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31 | 32 | {
|
32 |
| - GIVEN("Two identifiers that contain integer values") |
| 33 | + GIVEN("Two identifiers that contain integer values") |
| 34 | + { |
| 35 | + const irep_idt identifier = "hello"; |
| 36 | + auto first_val = symbol_exprt(identifier, integer_typet()); |
| 37 | + symbolt first_sym; |
| 38 | + first_sym.name = first_val.get_identifier(); |
| 39 | + |
| 40 | + auto rhs_val = from_integer(5, integer_typet()); |
| 41 | + |
| 42 | + const irep_idt second_identifier = "world"; |
| 43 | + auto second_val = symbol_exprt(second_identifier, integer_typet()); |
| 44 | + symbolt second_sym; |
| 45 | + second_sym.name = second_val.get_identifier(); |
| 46 | + |
| 47 | + symbol_tablet symbol_table; |
| 48 | + |
| 49 | + symbol_table.add(first_sym); |
| 50 | + symbol_table.add(second_sym); |
| 51 | + namespacet ns(symbol_table); |
| 52 | + |
| 53 | + WHEN("The identifiers get inserted into two environments") |
33 | 54 | {
|
34 |
| - const irep_idt identifier = "hello"; |
35 |
| - auto first_val = symbol_exprt(identifier, integer_typet()); |
36 |
| - symbolt first_sym; |
37 |
| - first_sym.name = first_val.get_identifier(); |
38 |
| - |
39 |
| - auto rhs_val = constant_exprt::integer_constant(5); |
40 |
| - |
41 |
| - const irep_idt second_identifier = "world"; |
42 |
| - auto second_val = symbol_exprt(second_identifier, integer_typet()); |
43 |
| - symbolt second_sym; |
44 |
| - second_sym.name = second_val.get_identifier(); |
45 |
| - |
46 |
| - symbol_tablet symbol_table; |
47 |
| - |
48 |
| - symbol_table.add(first_sym); |
49 |
| - symbol_table.add(second_sym); |
50 |
| - namespacet ns(symbol_table); |
51 |
| - |
52 |
| - WHEN("The identifiers get inserted into two environments") |
53 |
| - { |
54 |
| - abstract_environmentt env; |
55 |
| - |
56 |
| - auto first_eval_rhs = env.eval(rhs_val, ns); |
57 |
| - auto first_eval_res = env.eval(first_val, ns); |
58 |
| - |
59 |
| - auto second_eval_res = env.eval(second_val, ns); |
60 |
| - auto rhs_val_2 = constant_exprt::integer_constant(10); |
61 |
| - auto second_eval_rhs = env.eval(rhs_val_2, ns); |
62 |
| - |
63 |
| - env.assign(first_val, first_eval_rhs, ns); |
64 |
| - env.assign(second_val, second_eval_rhs, ns); |
65 |
| - |
66 |
| - abstract_environmentt second_env; |
67 |
| - second_env.assign(first_val, first_eval_rhs, ns); |
68 |
| - second_env.assign(second_val, second_eval_rhs, ns); |
69 |
| - |
70 |
| - THEN("The modified symbols between the two domains should be none") { |
71 |
| - auto changed_vals = abstract_environmentt::modified_symbols( |
72 |
| - env, second_env); |
73 |
| - REQUIRE(changed_vals.size() == 0); |
74 |
| - } |
| 55 | + abstract_environmentt env; |
| 56 | + |
| 57 | + auto first_eval_rhs = env.eval(rhs_val, ns); |
| 58 | + auto first_eval_res = env.eval(first_val, ns); |
| 59 | + |
| 60 | + auto second_eval_res = env.eval(second_val, ns); |
| 61 | + auto rhs_val_2 = from_integer(10, integer_typet()); |
| 62 | + auto second_eval_rhs = env.eval(rhs_val_2, ns); |
| 63 | + |
| 64 | + env.assign(first_val, first_eval_rhs, ns); |
| 65 | + env.assign(second_val, second_eval_rhs, ns); |
| 66 | + |
| 67 | + abstract_environmentt second_env; |
| 68 | + second_env.assign(first_val, first_eval_rhs, ns); |
| 69 | + second_env.assign(second_val, second_eval_rhs, ns); |
| 70 | + |
| 71 | + THEN("The modified symbols between the two domains should be none") { |
| 72 | + auto changed_vals = abstract_environmentt::modified_symbols( |
| 73 | + env, second_env); |
| 74 | + REQUIRE(changed_vals.size() == 0); |
75 | 75 | }
|
76 | 76 | }
|
77 |
| - GIVEN("Two identifiers that contain integer values") |
| 77 | + } |
| 78 | + GIVEN("Two identifiers that contain integer values") |
| 79 | + { |
| 80 | + const irep_idt identifier = "hello"; |
| 81 | + auto first_val = symbol_exprt(identifier, integer_typet()); |
| 82 | + symbolt first_sym; |
| 83 | + first_sym.name = first_val.get_identifier(); |
| 84 | + |
| 85 | + auto rhs_val = from_integer(5, integer_typet()); |
| 86 | + |
| 87 | + const irep_idt second_identifier = "world"; |
| 88 | + auto second_val = symbol_exprt(second_identifier, integer_typet()); |
| 89 | + symbolt second_sym; |
| 90 | + second_sym.name = second_val.get_identifier(); |
| 91 | + |
| 92 | + symbol_tablet symbol_table; |
| 93 | + |
| 94 | + symbol_table.add(first_sym); |
| 95 | + symbol_table.add(second_sym); |
| 96 | + namespacet ns(symbol_table); |
| 97 | + |
| 98 | + WHEN("The identifiers get inserted into two environments, but one of \ |
| 99 | + them has a different value in one of the environments") |
78 | 100 | {
|
79 |
| - const irep_idt identifier = "hello"; |
80 |
| - auto first_val = symbol_exprt(identifier, integer_typet()); |
81 |
| - symbolt first_sym; |
82 |
| - first_sym.name = first_val.get_identifier(); |
83 |
| - |
84 |
| - auto rhs_val = constant_exprt::integer_constant(5); |
85 |
| - |
86 |
| - const irep_idt second_identifier = "world"; |
87 |
| - auto second_val = symbol_exprt(second_identifier, integer_typet()); |
88 |
| - symbolt second_sym; |
89 |
| - second_sym.name = second_val.get_identifier(); |
90 |
| - |
91 |
| - symbol_tablet symbol_table; |
92 |
| - |
93 |
| - symbol_table.add(first_sym); |
94 |
| - symbol_table.add(second_sym); |
95 |
| - namespacet ns(symbol_table); |
96 |
| - |
97 |
| - WHEN("The identifiers get inserted into two environments, but one of \ |
98 |
| - them has a different value in one of the environments") |
99 |
| - { |
100 |
| - abstract_environmentt env; |
101 |
| - |
102 |
| - auto first_eval_rhs = env.eval(rhs_val, ns); |
103 |
| - auto first_eval_res = env.eval(first_val, ns); |
104 |
| - |
105 |
| - auto second_eval_res = env.eval(second_val, ns); |
106 |
| - auto rhs_val_2 = constant_exprt::integer_constant(10); |
107 |
| - auto second_eval_rhs = env.eval(rhs_val_2, ns); |
108 |
| - |
109 |
| - env.assign(first_val, first_eval_rhs, ns); |
110 |
| - env.assign(second_val, second_eval_rhs, ns); |
111 |
| - |
112 |
| - auto rhs_val_3 = constant_exprt::integer_constant(20); |
113 |
| - |
114 |
| - abstract_environmentt second_env; |
115 |
| - auto new_rhs_val = second_env.eval(rhs_val_3, ns); |
116 |
| - second_env.assign(first_val, first_eval_rhs, ns); |
117 |
| - second_env.assign(second_val, new_rhs_val, ns); |
118 |
| - |
119 |
| - THEN("The modified symbols between the two domains should be none") { |
120 |
| - auto changed_vals = abstract_environmentt::modified_symbols( |
121 |
| - env, second_env); |
122 |
| - REQUIRE(changed_vals.size() == 0); |
123 |
| - } |
| 101 | + abstract_environmentt env; |
| 102 | + |
| 103 | + auto first_eval_rhs = env.eval(rhs_val, ns); |
| 104 | + auto first_eval_res = env.eval(first_val, ns); |
| 105 | + |
| 106 | + auto second_eval_res = env.eval(second_val, ns); |
| 107 | + auto rhs_val_2 = from_integer(10, integer_typet()); |
| 108 | + auto second_eval_rhs = env.eval(rhs_val_2, ns); |
| 109 | + |
| 110 | + env.assign(first_val, first_eval_rhs, ns); |
| 111 | + env.assign(second_val, second_eval_rhs, ns); |
| 112 | + |
| 113 | + auto rhs_val_3 = from_integer(20, integer_typet()); |
| 114 | + |
| 115 | + abstract_environmentt second_env; |
| 116 | + auto new_rhs_val = second_env.eval(rhs_val_3, ns); |
| 117 | + second_env.assign(first_val, first_eval_rhs, ns); |
| 118 | + second_env.assign(second_val, new_rhs_val, ns); |
| 119 | + |
| 120 | + THEN("The modified symbols between the two domains should be none") { |
| 121 | + auto changed_vals = abstract_environmentt::modified_symbols( |
| 122 | + env, second_env); |
| 123 | + REQUIRE(changed_vals.size() == 0); |
124 | 124 | }
|
125 | 125 | }
|
| 126 | + } |
126 | 127 | }
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