1-- C45201A.ADA
2
3--                             Grant of Unlimited Rights
4--
5--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
6--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
7--     unlimited rights in the software and documentation contained herein.
8--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making
9--     this public release, the Government intends to confer upon all
10--     recipients unlimited rights  equal to those held by the Government.
11--     These rights include rights to use, duplicate, release or disclose the
12--     released technical data and computer software in whole or in part, in
13--     any manner and for any purpose whatsoever, and to have or permit others
14--     to do so.
15--
16--                                    DISCLAIMER
17--
18--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
19--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
20--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
21--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
22--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
23--     PARTICULAR PURPOSE OF SAID MATERIAL.
24--*
25-- CHECK THAT  '='  AND  '/='  PRODUCE CORRECT RESULTS ON
26--    ENUMERATION-TYPE OPERANDS (IN PARTICULAR, FOR OPERANDS HAVING
27--    DIFFERENT SUBTYPES).
28
29-- THIS TEST'S FRAMEWORK IS FROM  C45201B.ADA , C45210A.ADA .
30
31
32-- RM    20 OCTOBER 1980
33-- JWC 7/8/85   RENAMED TO -AB
34
35
36WITH  REPORT ;
37PROCEDURE  C45201A  IS
38
39     USE REPORT;
40
41     TYPE  T  IS  ( A , SLIT , B , PLIT , C , NUL , D , 'R' , E );
42
43     --                 S-LIT ,    P-LIT ,    NUL ,     'R'   CORRESPOND
44     --            TO    'S'  ,     'P'  ,    'M'  ,    'R'  IN C45210A.
45
46     SUBTYPE  T1  IS  T RANGE A..B ;
47     SUBTYPE  T2  IS  T RANGE A..C ;    -- INCLUDES  T1
48     SUBTYPE  T3  IS  T RANGE B..D ;    -- INTERSECTS  T2 , T4
49     SUBTYPE  T4  IS  T RANGE C..E ;    -- DISJOINT FROM  T1 , T2
50
51     MVAR  : T3 := T'(NUL ) ;
52     PVAR  : T2 := T'(PLIT) ;
53     RVAR  : T4 := T'('R' ) ;
54     SVAR  : T1 := T'(SLIT) ;
55
56     ERROR_COUNT : INTEGER := 0 ;   -- INITIAL VALUE ESSENTIAL
57
58     PROCEDURE  BUMP  IS
59     BEGIN
60          ERROR_COUNT := ERROR_COUNT + 1 ;
61     END BUMP ;
62
63     FUNCTION  ITSELF( THE_ARGUMENT : T )  RETURN  T  IS
64     BEGIN
65          IF  EQUAL(2,2)  THEN  RETURN THE_ARGUMENT;
66          ELSE  RETURN  A ;
67          END IF;
68     END ;
69
70
71BEGIN
72
73     TEST( "C45201A" , "CHECK THAT  '='  AND  '/='  PRODUCE CORRECT" &
74                       " RESULTS ON ENUMERATION-TYPE LITERALS" ) ;
75
76     -- 128 CASES ( 4 * 4  ORDERED PAIRS OF OPERAND VALUES,
77     --             2 (4)  OPERATORS (2, TWICE): '=' , '/=' , '=' , '/='
78     --                          (IN THE TABLE:   A  ,  B   ,  C  ,  D )
79     --                          (C45201B.ADA HAD  < <= > >= ; REVERSED)
80     --               4    VARIABLE/LITERAL FOR LEFT OPERAND,
81     --                    VARIABLE/LITERAL FOR RIGHT OPERAND,
82     --                         (IN THE TABLE:  VV = ALPHA ,
83     --                                         VL = BETA  ,
84     --                                         LV = GAMMA ,
85     --                                         LL = DELTA  ) RANDOMIZED
86     --    INTO 16 (ONE FOR EACH PAIR OF VALUES) ACCORDING TO THE FOL-
87     --    LOWING GRAECO-LATIN SQUARE (WITH ADDITIONAL PROPERTIES):
88
89     --               RIGHT OPERAND:    'S'      'P'      'M'      'R'
90     --         LEFT
91     --       OPERAND:
92
93     --         'S'                   A-ALPHA  B-BETA   C-GAMMA  D-DELTA
94     --         'P'                   C-DELTA  D-GAMMA  A-BETA   B-ALPHA
95     --         'M'                   D-BETA   C-ALPHA  B-DELTA  A-GAMMA
96     --         'R'                   B-GAMMA  A-DELTA  D-ALPHA  C-BETA
97
98     --    (BOTH THE LATIN DIAGONAL AND THE GREEK DIAGONAL CONTAIN 4
99     --    DISTINCT LETTERS, NON-TRIVIALLY PERMUTED.)
100
101     -- THE ABOVE DESCRIBES  PART 1  OF THE TEST.  PART 2  PERFORMS AN
102     --    EXHAUSTIVE VERIFICATION OF THE 'VARIABLE VS. VARIABLE' CASE
103     --    ( VV , ALPHA ) FOR BOTH OPERATORS.
104
105    -----------------------------------------------------------------
106
107     -- PART 1
108
109     --  'BUMP'  MEANS  'BUMP THE ERROR COUNT'
110
111     IF  T'(SVAR) =  T'(SVAR)  THEN  NULL;  ELSE  BUMP ;  END IF;
112     IF  T'(SVAR) /= T'(PLIT)  THEN  NULL;  ELSE  BUMP ;  END IF;
113     IF  T'(SLIT) =  T'(MVAR)  THEN  BUMP ;               END IF;
114     IF  T'(SLIT) /= T'('R' )  THEN  NULL;  ELSE  BUMP ;  END IF;
115
116     IF  T'(PLIT) =  T'(SLIT)  THEN  BUMP ;               END IF;
117     IF  T'(PLIT) /= T'(PVAR)  THEN  BUMP ;               END IF;
118     IF  T'(PVAR) =  T'(NUL )  THEN  BUMP ;               END IF;
119     IF  T'(PVAR) /= T'(RVAR)  THEN  NULL;  ELSE  BUMP ;  END IF;
120
121     IF  T'(MVAR) /= T'(SLIT)  THEN  NULL;  ELSE  BUMP ;  END IF;
122     IF  T'(MVAR) =  T'(PVAR)  THEN  BUMP ;               END IF;
123     IF  T'(NUL ) /= T'(NUL )  THEN  BUMP ;               END IF;
124     IF  T'(NUL ) =  T'(RVAR)  THEN  BUMP ;               END IF;
125
126     IF  T'('R' ) /= T'(SVAR)  THEN  NULL;  ELSE  BUMP ;  END IF;
127     IF  T'('R' ) =  T'(PLIT)  THEN  BUMP ;               END IF;
128     IF  T'(RVAR) /= T'(MVAR)  THEN  NULL;  ELSE  BUMP ;  END IF;
129     IF  T'(RVAR) =  T'('R' )  THEN  NULL;  ELSE  BUMP ;  END IF;
130
131
132     IF  ERROR_COUNT /= 0  THEN
133          FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE1" );
134     END IF;
135
136    -----------------------------------------------------------------
137
138     -- PART 2
139
140     --  'BUMP'  STILL MEANS  'BUMP THE ERROR COUNT'
141
142     ERROR_COUNT := 0 ;
143
144     FOR  AVAR IN  T'FIRST..T'LAST  LOOP           -- 9 VALUES
145          FOR  BVAR  IN  T'FIRST..T'LAST  LOOP     -- 9 VALUES
146
147               IF  AVAR  = BVAR  THEN
148                    IF  AVAR /= BVAR  THEN  BUMP ;  END IF;
149               END IF;
150
151               IF  AVAR /= BVAR  THEN
152                    IF  AVAR  = BVAR  THEN  BUMP ;  END IF;
153               END IF;
154
155          END LOOP;
156     END LOOP;
157
158     IF  ERROR_COUNT /= 0  THEN
159          FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE2" );
160     END IF;
161
162
163     ERROR_COUNT := 0 ;
164
165     FOR  AVAR IN  T'FIRST..T'LAST  LOOP           -- 9 VALUES
166
167          FOR  BVAR  IN  T'FIRST..T'LAST   LOOP    -- 9 VALUES
168
169               IF ( AVAR /= BVAR ) /= ( T'POS(AVAR) /= T'POS(BVAR) )THEN
170                    BUMP ;
171               END IF;
172
173               IF ( AVAR  = BVAR ) /= ( T'POS(AVAR)  = T'POS(BVAR) )THEN
174                    BUMP ;
175               END IF;
176
177          END LOOP;
178
179     END LOOP;
180
181     IF  ERROR_COUNT /= 0  THEN
182          FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE3" );
183     END IF;
184
185     ERROR_COUNT := 0 ;
186
187     FOR  IVAR IN  0..8  LOOP                      -- 9 VALUES
188
189          FOR  JVAR  IN  0..8   LOOP               -- 9 VALUES
190
191               IF ( IVAR /= JVAR ) /= ( T'VAL(IVAR) /= T'VAL(JVAR) )THEN
192                    BUMP ;
193               END IF;
194
195               IF ( IVAR  = JVAR ) /= ( T'VAL(IVAR)  = T'VAL(JVAR) )THEN
196                    BUMP ;
197               END IF;
198
199          END LOOP;
200
201     END LOOP;
202
203     IF  ERROR_COUNT /= 0  THEN
204          FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE4" );
205     END IF;
206
207
208     ERROR_COUNT := 0 ;
209
210     FOR  AVAR IN  T'FIRST..T'LAST  LOOP    -- 9 VALUES (THE DIAGONAL)
211
212          IF  AVAR  = ITSELF(AVAR)  THEN NULL;  ELSE BUMP;  END IF;
213          IF  AVAR /= ITSELF(AVAR)  THEN BUMP;              END IF;
214
215     END LOOP;
216
217     IF  ERROR_COUNT /= 0  THEN
218          FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE5" );
219     END IF;
220
221
222     -- 'BUMP'  MEANS  'INCREASE THE COUNT FOR THE NUMBER OF <TRUE>S'
223
224     ERROR_COUNT := 0 ;
225
226     FOR  AVAR IN  T'FIRST..T'LAST  LOOP           -- 9 VALUES
227          FOR  BVAR  IN  T'FIRST..T'LAST  LOOP     -- 9 VALUES
228
229               IF  AVAR /= BVAR  THEN  BUMP ;  END IF;   -- COUNT +:= 72
230
231          END LOOP;
232     END LOOP;
233
234     IF  ERROR_COUNT /= 72  THEN   -- THIS IS A PLAIN COUNT, NOT AN
235                                   --    ERROR COUNT
236          FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE6" );
237     END IF;
238
239
240     RESULT;
241
242END C45201A;
243