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+-- C45201A.ADA
+
+-- Grant of Unlimited Rights
+--
+-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
+-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
+-- unlimited rights in the software and documentation contained herein.
+-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
+-- this public release, the Government intends to confer upon all
+-- recipients unlimited rights equal to those held by the Government.
+-- These rights include rights to use, duplicate, release or disclose the
+-- released technical data and computer software in whole or in part, in
+-- any manner and for any purpose whatsoever, and to have or permit others
+-- to do so.
+--
+-- DISCLAIMER
+--
+-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
+-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
+-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
+-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
+-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
+-- PARTICULAR PURPOSE OF SAID MATERIAL.
+--*
+-- CHECK THAT '=' AND '/=' PRODUCE CORRECT RESULTS ON
+-- ENUMERATION-TYPE OPERANDS (IN PARTICULAR, FOR OPERANDS HAVING
+-- DIFFERENT SUBTYPES).
+
+-- THIS TEST'S FRAMEWORK IS FROM C45201B.ADA , C45210A.ADA .
+
+
+-- RM 20 OCTOBER 1980
+-- JWC 7/8/85 RENAMED TO -AB
+
+
+WITH REPORT ;
+PROCEDURE C45201A IS
+
+ USE REPORT;
+
+ TYPE T IS ( A , SLIT , B , PLIT , C , NUL , D , 'R' , E );
+
+ -- S-LIT , P-LIT , NUL , 'R' CORRESPOND
+ -- TO 'S' , 'P' , 'M' , 'R' IN C45210A.
+
+ SUBTYPE T1 IS T RANGE A..B ;
+ SUBTYPE T2 IS T RANGE A..C ; -- INCLUDES T1
+ SUBTYPE T3 IS T RANGE B..D ; -- INTERSECTS T2 , T4
+ SUBTYPE T4 IS T RANGE C..E ; -- DISJOINT FROM T1 , T2
+
+ MVAR : T3 := T'(NUL ) ;
+ PVAR : T2 := T'(PLIT) ;
+ RVAR : T4 := T'('R' ) ;
+ SVAR : T1 := T'(SLIT) ;
+
+ ERROR_COUNT : INTEGER := 0 ; -- INITIAL VALUE ESSENTIAL
+
+ PROCEDURE BUMP IS
+ BEGIN
+ ERROR_COUNT := ERROR_COUNT + 1 ;
+ END BUMP ;
+
+ FUNCTION ITSELF( THE_ARGUMENT : T ) RETURN T IS
+ BEGIN
+ IF EQUAL(2,2) THEN RETURN THE_ARGUMENT;
+ ELSE RETURN A ;
+ END IF;
+ END ;
+
+
+BEGIN
+
+ TEST( "C45201A" , "CHECK THAT '=' AND '/=' PRODUCE CORRECT" &
+ " RESULTS ON ENUMERATION-TYPE LITERALS" ) ;
+
+ -- 128 CASES ( 4 * 4 ORDERED PAIRS OF OPERAND VALUES,
+ -- 2 (4) OPERATORS (2, TWICE): '=' , '/=' , '=' , '/='
+ -- (IN THE TABLE: A , B , C , D )
+ -- (C45201B.ADA HAD < <= > >= ; REVERSED)
+ -- 4 VARIABLE/LITERAL FOR LEFT OPERAND,
+ -- VARIABLE/LITERAL FOR RIGHT OPERAND,
+ -- (IN THE TABLE: VV = ALPHA ,
+ -- VL = BETA ,
+ -- LV = GAMMA ,
+ -- LL = DELTA ) RANDOMIZED
+ -- INTO 16 (ONE FOR EACH PAIR OF VALUES) ACCORDING TO THE FOL-
+ -- LOWING GRAECO-LATIN SQUARE (WITH ADDITIONAL PROPERTIES):
+
+ -- RIGHT OPERAND: 'S' 'P' 'M' 'R'
+ -- LEFT
+ -- OPERAND:
+
+ -- 'S' A-ALPHA B-BETA C-GAMMA D-DELTA
+ -- 'P' C-DELTA D-GAMMA A-BETA B-ALPHA
+ -- 'M' D-BETA C-ALPHA B-DELTA A-GAMMA
+ -- 'R' B-GAMMA A-DELTA D-ALPHA C-BETA
+
+ -- (BOTH THE LATIN DIAGONAL AND THE GREEK DIAGONAL CONTAIN 4
+ -- DISTINCT LETTERS, NON-TRIVIALLY PERMUTED.)
+
+ -- THE ABOVE DESCRIBES PART 1 OF THE TEST. PART 2 PERFORMS AN
+ -- EXHAUSTIVE VERIFICATION OF THE 'VARIABLE VS. VARIABLE' CASE
+ -- ( VV , ALPHA ) FOR BOTH OPERATORS.
+
+ -----------------------------------------------------------------
+
+ -- PART 1
+
+ -- 'BUMP' MEANS 'BUMP THE ERROR COUNT'
+
+ IF T'(SVAR) = T'(SVAR) THEN NULL; ELSE BUMP ; END IF;
+ IF T'(SVAR) /= T'(PLIT) THEN NULL; ELSE BUMP ; END IF;
+ IF T'(SLIT) = T'(MVAR) THEN BUMP ; END IF;
+ IF T'(SLIT) /= T'('R' ) THEN NULL; ELSE BUMP ; END IF;
+
+ IF T'(PLIT) = T'(SLIT) THEN BUMP ; END IF;
+ IF T'(PLIT) /= T'(PVAR) THEN BUMP ; END IF;
+ IF T'(PVAR) = T'(NUL ) THEN BUMP ; END IF;
+ IF T'(PVAR) /= T'(RVAR) THEN NULL; ELSE BUMP ; END IF;
+
+ IF T'(MVAR) /= T'(SLIT) THEN NULL; ELSE BUMP ; END IF;
+ IF T'(MVAR) = T'(PVAR) THEN BUMP ; END IF;
+ IF T'(NUL ) /= T'(NUL ) THEN BUMP ; END IF;
+ IF T'(NUL ) = T'(RVAR) THEN BUMP ; END IF;
+
+ IF T'('R' ) /= T'(SVAR) THEN NULL; ELSE BUMP ; END IF;
+ IF T'('R' ) = T'(PLIT) THEN BUMP ; END IF;
+ IF T'(RVAR) /= T'(MVAR) THEN NULL; ELSE BUMP ; END IF;
+ IF T'(RVAR) = T'('R' ) THEN NULL; ELSE BUMP ; END IF;
+
+
+ IF ERROR_COUNT /= 0 THEN
+ FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE1" );
+ END IF;
+
+ -----------------------------------------------------------------
+
+ -- PART 2
+
+ -- 'BUMP' STILL MEANS 'BUMP THE ERROR COUNT'
+
+ ERROR_COUNT := 0 ;
+
+ FOR AVAR IN T'FIRST..T'LAST LOOP -- 9 VALUES
+ FOR BVAR IN T'FIRST..T'LAST LOOP -- 9 VALUES
+
+ IF AVAR = BVAR THEN
+ IF AVAR /= BVAR THEN BUMP ; END IF;
+ END IF;
+
+ IF AVAR /= BVAR THEN
+ IF AVAR = BVAR THEN BUMP ; END IF;
+ END IF;
+
+ END LOOP;
+ END LOOP;
+
+ IF ERROR_COUNT /= 0 THEN
+ FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE2" );
+ END IF;
+
+
+ ERROR_COUNT := 0 ;
+
+ FOR AVAR IN T'FIRST..T'LAST LOOP -- 9 VALUES
+
+ FOR BVAR IN T'FIRST..T'LAST LOOP -- 9 VALUES
+
+ IF ( AVAR /= BVAR ) /= ( T'POS(AVAR) /= T'POS(BVAR) )THEN
+ BUMP ;
+ END IF;
+
+ IF ( AVAR = BVAR ) /= ( T'POS(AVAR) = T'POS(BVAR) )THEN
+ BUMP ;
+ END IF;
+
+ END LOOP;
+
+ END LOOP;
+
+ IF ERROR_COUNT /= 0 THEN
+ FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE3" );
+ END IF;
+
+ ERROR_COUNT := 0 ;
+
+ FOR IVAR IN 0..8 LOOP -- 9 VALUES
+
+ FOR JVAR IN 0..8 LOOP -- 9 VALUES
+
+ IF ( IVAR /= JVAR ) /= ( T'VAL(IVAR) /= T'VAL(JVAR) )THEN
+ BUMP ;
+ END IF;
+
+ IF ( IVAR = JVAR ) /= ( T'VAL(IVAR) = T'VAL(JVAR) )THEN
+ BUMP ;
+ END IF;
+
+ END LOOP;
+
+ END LOOP;
+
+ IF ERROR_COUNT /= 0 THEN
+ FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE4" );
+ END IF;
+
+
+ ERROR_COUNT := 0 ;
+
+ FOR AVAR IN T'FIRST..T'LAST LOOP -- 9 VALUES (THE DIAGONAL)
+
+ IF AVAR = ITSELF(AVAR) THEN NULL; ELSE BUMP; END IF;
+ IF AVAR /= ITSELF(AVAR) THEN BUMP; END IF;
+
+ END LOOP;
+
+ IF ERROR_COUNT /= 0 THEN
+ FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE5" );
+ END IF;
+
+
+ -- 'BUMP' MEANS 'INCREASE THE COUNT FOR THE NUMBER OF <TRUE>S'
+
+ ERROR_COUNT := 0 ;
+
+ FOR AVAR IN T'FIRST..T'LAST LOOP -- 9 VALUES
+ FOR BVAR IN T'FIRST..T'LAST LOOP -- 9 VALUES
+
+ IF AVAR /= BVAR THEN BUMP ; END IF; -- COUNT +:= 72
+
+ END LOOP;
+ END LOOP;
+
+ IF ERROR_COUNT /= 72 THEN -- THIS IS A PLAIN COUNT, NOT AN
+ -- ERROR COUNT
+ FAILED( "EQUALITY OF ENUMERATION VALUES - FAILURE6" );
+ END IF;
+
+
+ RESULT;
+
+END C45201A;