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1 -- CD2A21E.ADA
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2
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3 -- Grant of Unlimited Rights
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4 --
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5 -- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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6 -- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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7 -- unlimited rights in the software and documentation contained herein.
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8 -- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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9 -- this public release, the Government intends to confer upon all
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10 -- recipients unlimited rights equal to those held by the Government.
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11 -- These rights include rights to use, duplicate, release or disclose the
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12 -- released technical data and computer software in whole or in part, in
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13 -- any manner and for any purpose whatsoever, and to have or permit others
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14 -- to do so.
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15 --
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16 -- DISCLAIMER
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17 --
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18 -- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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19 -- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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20 -- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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21 -- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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22 -- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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23 -- PARTICULAR PURPOSE OF SAID MATERIAL.
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24 --*
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25 -- OBJECTIVE:
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26 -- CHECK THAT WHEN A SIZE SPECIFICATION IS GIVEN FOR AN
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27 -- ENUMERATION TYPE, THEN SUCH A TYPE CAN
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28 -- BE PASSED AS AN ACTUAL PARAMETER TO A GENERIC PROCEDURE.
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29
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30 -- HISTORY:
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31 -- JET 08/18/87 CREATED ORIGINAL TEST.
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32 -- DHH 04/17/89 CHANGED EXTENSION FROM '.DEP' TO '.ADA', CHANGED
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33 -- OPERATORS ON 'SIZE TESTS, AND ADDED CHECK ON
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34 -- REPRESENTATION CLAUSE.
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35 -- BCB 03/05/90 ADDED CALL TO LENGTH_CHECK TO VERIFY THAT THE SIZE
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36 -- SPECIFICATION IS OBEYED.
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37 -- LDC 10/03/90 ADDED CASES FOR >=, /=, ASSIGNMENT, QUALIFICATION,
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38 -- AND EXPLICIT CONVERSION.
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39 -- JRL 03/26/92 ELIMINATED REDUNDANT TESTING.
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40
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41 WITH REPORT; USE REPORT;
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42 WITH LENGTH_CHECK; -- CONTAINS A CALL TO 'FAILED'.
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43 PROCEDURE CD2A21E IS
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44
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45 TYPE BASIC_ENUM IS (ZERO, ONE, TWO);
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46 BASIC_SIZE : CONSTANT := INTEGER'SIZE / 2;
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47
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48 FOR BASIC_ENUM'SIZE USE BASIC_SIZE;
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49
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50 BEGIN
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51 TEST ("CD2A21E", "CHECK THAT WHEN A SIZE SPECIFICATION IS " &
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52 "GIVEN FOR AN ENUMERATION TYPE, " &
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53 "THEN SUCH A TYPE CAN BE " &
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54 "PASSED AS AN ACTUAL PARAMETER TO A GENERIC " &
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55 "PROCEDURE");
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56
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57 DECLARE -- TYPE DECLARATION GIVEN WITHIN GENERIC PROCEDURE.
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58
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59 GENERIC
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60 TYPE GPARM IS (<>);
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61 PROCEDURE GENPROC (C0, C1, C2: GPARM);
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62
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63 PROCEDURE GENPROC (C0, C1, C2: GPARM) IS
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64
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65 SUBTYPE CHECK_TYPE IS GPARM;
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66
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67 C3 : GPARM;
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68
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69 CHECKVAR : CHECK_TYPE;
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70
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71 PROCEDURE CHECK_1 IS NEW LENGTH_CHECK (CHECK_TYPE);
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72
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73 FUNCTION IDENT (CH : CHECK_TYPE) RETURN CHECK_TYPE IS
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74 BEGIN
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75 IF EQUAL (3, 3) THEN
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76 RETURN CH;
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77 ELSE
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78 RETURN C1;
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79 END IF;
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80 END IDENT;
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81
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82 BEGIN -- GENPROC.
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83
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84 CHECKVAR := IDENT (C0);
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85
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86 CHECK_1 (CHECKVAR, CHECK_TYPE'SIZE, "CHECK_TYPE");
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87
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88 IF CHECK_TYPE'SIZE /= IDENT_INT (BASIC_SIZE) THEN
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89 FAILED ("INCORRECT VALUE FOR CHECK_TYPE'SIZE");
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90 END IF;
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91
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92 IF C0'SIZE < IDENT_INT (BASIC_SIZE) THEN
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93 FAILED ("INCORRECT VALUE FOR C0'SIZE");
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94 END IF;
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95
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96 IF NOT ((IDENT (C1) IN C1 .. C2) AND
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97 (IDENT(C0) NOT IN IDENT (C1) .. C2)) THEN
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98 FAILED ("INCORRECT RESULTS FOR MEMBERSHIP " &
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99 "OPERATORS");
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100 END IF;
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101
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102 IF CHECK_TYPE'LAST /= IDENT (C2) THEN
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103 FAILED ("INCORRECT VALUE FOR CHECK_TYPE'LAST");
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104 END IF;
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105
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106 IF CHECK_TYPE'VAL (0) /= IDENT (C0) OR
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107 CHECK_TYPE'VAL (1) /= IDENT (C1) OR
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108 CHECK_TYPE'VAL (2) /= IDENT (C2) THEN
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109 FAILED ("INCORRECT VALUE FOR CHECK_TYPE'VAL");
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110 END IF;
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111
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112 IF CHECK_TYPE'PRED (C1) /= IDENT (C0) OR
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113 CHECK_TYPE'PRED (C2) /= IDENT (C1) THEN
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114 FAILED ("INCORRECT VALUE FOR CHECK_TYPE'PRED");
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115 END IF;
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116
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117 IF CHECK_TYPE'VALUE ("ZERO") /= IDENT (C0) OR
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118 CHECK_TYPE'VALUE ("ONE") /= IDENT (C1) OR
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119 CHECK_TYPE'VALUE ("TWO") /= IDENT (C2) THEN
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120 FAILED ("INCORRECT VALUE FOR CHECK_TYPE'VALUE");
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121 END IF;
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122
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123 CHECKVAR := CHECK_TYPE'VALUE ("ONE");
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124 C3 := GPARM(CHECKVAR);
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125 IF C3 /= IDENT(C1) THEN
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126 FAILED ("INCORRECT VALUE FOR CONVERSION");
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127 END IF;
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128
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129 CHECK_1 (IDENT(C0), BASIC_SIZE, "CHECK_ENUM");
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130
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131
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132 IF CHECK_TYPE'(C2) /= IDENT(C2) THEN
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133 FAILED ("INCORRECT VALUE FOR QUALIFICATION");
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134 END IF;
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135
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136 C3 := CHECK_TYPE'VALUE ("TWO");
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137 IF C3 /= IDENT(C2) THEN
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138 FAILED ("INCORRECT VALUE FOR ASSIGNMENT");
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139 END IF;
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140
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141 END GENPROC;
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142
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143 PROCEDURE NEWPROC IS NEW GENPROC (BASIC_ENUM);
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144
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145 BEGIN
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146
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147 NEWPROC (ZERO, ONE, TWO);
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148
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149 END;
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150
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151 RESULT;
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152
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153 END CD2A21E;
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