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1 -- C393B13.A
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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 --
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26 -- TEST OBJECTIVE:
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27 -- Check that an extended type can be derived from an abstract type
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28 -- when that derivation is declared in a child package.
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29 --
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30 -- TEST DESCRIPTION:
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31 -- Add a visible child to Alert_Foundation. Using the abstract type
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32 -- Alert as parent, declare an extended type with discriminant and new
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33 -- record components. Override the Handle procedure.
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34 --
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35 -- TEST FILES:
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36 -- This test depends on the following foundation code:
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37 --
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38 -- F393B00.A Package Alert_Foundation
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39 --
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40 --
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41 -- CHANGE HISTORY:
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42 -- 06 Dec 94 SAIC ACVC 2.0
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43 -- 15 Oct 95 SAIC Fixed bugs for ACVC 2.0.1
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44 --
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45 --!
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46
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47 package F393B00.C393B13_0 is
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48 -- Alert_Foundation.Public_Child
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49
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50 subtype Msg_Length_Range is integer range 0 .. 240;
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51 Max_Msg_Length : constant Msg_Length_Range := 80;
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52 Message : String := "Test Passed";
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53
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54 type Child_Alert (Length : Msg_Length_Range)
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55 is new Alert with record -- abstract type is in parent package
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56 Times_Handled : Natural := 0;
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57 Msg : String (1..Length);
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58 end record;
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59
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60 procedure Handle (CA : in out Child_Alert); -- required override
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61
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62 end F393B00.C393B13_0;
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63 -- Alert_Foundation.Public_Child;
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64
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65 --=======================================================================--
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66
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67 package body F393B00.C393B13_0 is
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68 -- Alert_Foundation.Public_Child
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69
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70 procedure Handle (CA : in out Child_Alert) is
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71 begin
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72 CA.Msg(1..Message'Length) := Message;
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73 CA.Times_Handled := CA.Times_Handled + 1;
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74 end;
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75
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76 end F393B00.C393B13_0;
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77 -- Alert_Foundation.Public_Child
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78
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79 --=======================================================================--
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80
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81 with Report;
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82 with F393B00.C393B13_0;
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83 -- Alert_foundation.Public_Child;
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84 procedure C393B13 is
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85 package Child renames F393B00.C393B13_0;
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86 CA : Child.Child_Alert(Child.Message'Length);
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87
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88 begin
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89
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90 Report.Test ("C393B13", "Check that an extended type can be derived " &
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91 "from an abstract type");
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92
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93 if CA.Times_Handled /= 0 then
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94 Report.Failed ("Wrong initialization");
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95 end if;
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96
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97 Child.Handle (CA);
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98 if (CA.Times_Handled /= 1)
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99 or (CA.Msg /= Child.Message) then
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100 Report.Failed ("Wrong results from Handle");
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101 end if;
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102
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103 Report.Result;
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104
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105 end C393B13;
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