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-
-
-with
-
- Packrat.Errors,
- Packrat.Traits,
- Packrat.Lexer.Debug,
- Packrat.Util;
-
-
-package body Rat_Tests.Lexer is
-
-
- package PU renames Packrat.Util;
-
-
- type My_Labels is (One, Two, Three);
-
-
- package Slexy_Traits is new Packrat.Traits (My_Labels, Character, String);
- package Slexy is new Packrat.Lexer (Slexy_Traits);
- package Slebug is new Slexy.Debug;
-
-
- use type Slexy.Combinator_Result;
-
-
-
-
-
- function Join_Check
- return Test_Result
- is
- One : Slexy.Combinator_Result :=
- Slebug.Create_Result (1, Packrat.Success);
- Two : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
- Three : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
-
- Four : Slexy.Combinator_Result :=
- Slebug.Create_Result (4, Packrat.Failure);
- Five : Slexy.Combinator_Result :=
- Slebug.Create_Result (4, Packrat.Failure);
-
- Six : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Needs_More);
- Seven : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Needs_More);
-
- Eight : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Failure);
-
- Nine : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Optional_More);
- Ten : Slexy.Combinator_Result :=
- Slebug.Create_Result (5, Packrat.Success);
- Eleven : Slexy.Combinator_Result :=
- Slebug.Create_Result (5, Packrat.Success);
- begin
- if Slebug.Join (One, Two) /= Three or Slebug.Join (One, Four) /= Five or
- Slebug.Join (One, Six) /= Seven or Slebug.Join (Four, Six) /= Four or
- Slebug.Join (Five, Two) /= Five or Slebug.Join (Six, Three) /= Eight or
- Slebug.Join (Slebug.Empty_Fail, One) /= Slebug.Empty_Fail or
- Slebug.Join (Nine, Ten) /= Eleven
- then
- return Fail;
- end if;
- return Pass;
- end Join_Check;
-
-
- function Equals_Check
- return Test_Result
- is
- One : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
- Two : Slexy.Combinator_Result :=
- Slebug.Create_Result (0, Packrat.Failure);
- begin
- if One = Two or Two /= Slebug.Empty_Fail then
- return Fail;
- end if;
- return Pass;
- end Equals_Check;
-
-
-
-
-
- function Sequence_Check
- return Test_Result
- is
- function Match_A is new Slexy.Match ('a');
- function Match_B is new Slexy.Match ('b');
- function Match_C is new Slexy.Match ('c');
- function Seq_Abc is new Slexy.Sequence
- ((Match_A'Unrestricted_Access,
- Match_B'Unrestricted_Access,
- Match_C'Unrestricted_Access));
-
- Test_Str : String := "aababcabcab";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (1, Packrat.Failure);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (11, Packrat.Needs_More);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (6, Packrat.Success);
- Result4 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- Result5 : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Failure);
- begin
- if Seq_Abc (Test_Str, 1) /= Result1 or Seq_Abc (Test_Str, 2) /= Result5 or
- Seq_Abc (Test_Str, 4) /= Result3 or Seq_Abc (Test_Str, 10) /= Result2 or
- Seq_Abc (Test_Str, 3) /= Result4 or
- Seq_Abc (Test_Str, Test_Str'Last + 5) /= Result4
- then
- return Fail;
- end if;
- return Pass;
- end Sequence_Check;
-
-
- function Count_Check
- return Test_Result
- is
- function Match_A is new Slexy.Match ('a');
- function Match_B is new Slexy.Match ('b');
- function Count_2A is new Slexy.Count (Match_A, 2);
- function Count_3B is new Slexy.Count (Match_B, 3);
-
- Test_Str : String := "abaabbaaabbbaaaabbbb";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (1, Packrat.Failure);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (4, Packrat.Success);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (2, Packrat.Failure);
- Result4 : Slexy.Combinator_Result :=
- Slebug.Create_Result (20, Packrat.Needs_More);
- Result5 : Slexy.Combinator_Result :=
- Slebug.Create_Result (12, Packrat.Success);
- Result6 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Count_2A (Test_Str, 1) /= Result1 or Count_2A (Test_Str, 3) /= Result2 or
- Count_3B (Test_Str, 2) /= Result3 or Count_3B (Test_Str, 19) /= Result4 or
- Count_3B (Test_Str, 10) /= Result5 or Count_3B (Test_Str, 1) /= Result6 or
- Count_2A (Test_Str, 2) /= Result6 or
- Count_2A (Test_Str, Test_Str'Last + 5) /= Result6
- then
- return Fail;
- end if;
- return Pass;
- end Count_Check;
-
-
- function Many_Check
- return Test_Result
- is
- function Match_A is new Slexy.Match ('a');
- function Many_0 is new Slexy.Many (Match_A);
- function Many_4 is new Slexy.Many (Match_A, 4);
-
- function Match_B is new Slexy.Match ('b');
- function Match_C is new Slexy.Match ('c');
- function Seq_Abc is new Slexy.Sequence
- ((Match_A'Unrestricted_Access,
- Match_B'Unrestricted_Access,
- Match_C'Unrestricted_Access));
- function Many_Seq_0 is new Slexy.Many (Seq_Abc);
- function Many_Seq_4 is new Slexy.Many (Seq_Abc, 4);
-
- Test_Str : String := "aaabbaaaaabaa";
- Test_Str2 : String := "aababcabcab";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (13, Packrat.Optional_More);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (10, Packrat.Success);
- Result4 : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Failure);
- Result5 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- Result6 : Slexy.Combinator_Result :=
- Slebug.Create_Result (13, Packrat.Needs_More);
- Result7 : Slexy.Combinator_Result :=
- Slebug.Create_Result (0, Packrat.Success);
- Result8 : Slexy.Combinator_Result :=
- Slebug.Create_Result (9, Packrat.Optional_More);
- Result9 : Slexy.Combinator_Result :=
- Slebug.Create_Result (9, Packrat.Needs_More);
- begin
- if Many_0 (Test_Str, 1) /= Result1 or Many_4 (Test_Str, 1) /= Result4 or
- Many_4 (Test_Str, 6) /= Result3 or Many_0 (Test_Str, 4) /= Result7 or
- Many_0 (Test_Str, 12) /= Result2 or Many_4 (Test_Str, 12) /= Result6 or
- Many_0 (Test_Str, Test_Str'Last + 5) /= Result5 or
- Many_Seq_0 (Test_Str2, 4) /= Result8 or Many_Seq_4 (Test_Str2, 4) /= Result9
- then
- return Fail;
- end if;
- return Pass;
- end Many_Check;
-
-
- function Many_Until_Check
- return Test_Result
- is
- function Match_A is new Slexy.Match ('a');
- function Many_Until_0 is new Slexy.Many_Until (Match_A, PU.Is_Digit);
- function Many_Until_3 is new Slexy.Many_Until (Match_A, PU.Is_Digit, 3);
-
- Test_Str : String := "aaaabbaaa123aaa";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (4, Packrat.Failure);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (9, Packrat.Success);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (15, Packrat.Needs_More);
- Result4 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Many_Until_0 (Test_Str, 1) /= Result1 or
- Many_Until_0 (Test_Str, 7) /= Result2 or
- Many_Until_3 (Test_Str, 7) /= Result2 or
- Many_Until_3 (Test_Str, 13) /= Result3 or
- Many_Until_0 (Test_Str, 5) /= Result4 or
- Many_Until_0 (Test_Str, Test_Str'Last + 5) /= Result4 or
- Many_Until_3 (Test_Str, Test_Str'Last + 5) /= Result4
- then
- return Fail;
- end if;
- return Pass;
- end Many_Until_Check;
-
-
- function Satisfy_Check
- return Test_Result
- is
- function Is_123
- (Char : in Character)
- return Boolean is
- begin
- return Char = '1' or Char = '2' or Char = '3';
- end Is_123;
- function Is_Abc
- (Char : in Character)
- return Boolean is
- begin
- return Char = 'a' or Char = 'b' or Char = 'c';
- end Is_Abc;
-
- function Satisfy_123 is new Slexy.Satisfy (Is_123);
- function Satisfy_Abc is new Slexy.Satisfy (Is_Abc);
-
- Test_Str : String := "abc123456def";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (2, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (6, Packrat.Success);
- Result3 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Satisfy_123 (Test_Str, 6) /= Result2 or
- Satisfy_Abc (Test_Str, 2) /= Result1 or
- Satisfy_Abc (Test_Str, 8) /= Result3 or
- Satisfy_123 (Test_Str, Test_Str'Last + 5) /= Result3
- then
- return Fail;
- end if;
- return Pass;
- end Satisfy_Check;
-
-
- function Satisfy_With_Check
- return Test_Result
- is
- function Is_Abc
- (Char : in Character)
- return Boolean is
- begin
- return Char = 'a' or Char = 'b' or Char = 'c';
- end Is_Abc;
- function Is_123
- (Char : in Character)
- return Boolean is
- begin
- return Char = '1' or Char = '2' or Char = '3';
- end Is_123;
- function Minus_One
- (Char : in Character)
- return Character is
- begin
- return Character'Val (Character'Pos (Char) - 1);
- end Minus_One;
-
- function Satisfy_Bcd is new Slexy.Satisfy_With (Is_Abc, Minus_One);
- function Satisfy_234 is new Slexy.Satisfy_With (Is_123, Minus_One);
-
- Test_Str : String := "abcde12345";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (7, Packrat.Success);
- Result3 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Satisfy_Bcd (Test_Str, 3) /= Result1 or
- Satisfy_234 (Test_Str, 7) /= Result2 or
- Satisfy_Bcd (Test_Str, 1) /= Result3 or
- Satisfy_234 (Test_Str, Test_Str'Last + 5) /= Result3
- then
- return Fail;
- end if;
- return Pass;
- end Satisfy_With_Check;
-
-
- function Match_Check
- return Test_Result
- is
- function Match_A is new Slexy.Match ('a');
- function Match_Slash is new Slexy.Match ('/');
- function Match_4 is new Slexy.Match ('4');
-
- Test_Str : String := "abc1234./5";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (1, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (9, Packrat.Success);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (7, Packrat.Success);
- Result4 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Match_A (Test_Str, 1) /= Result1 or
- Match_Slash (Test_Str, 9) /= Result2 or
- Match_4 (Test_Str, 7) /= Result3 or
- Match_A (Test_Str, 3) /= Result4 or
- Match_A (Test_Str, Test_Str'Last + 5) /= Result4
- then
- return Fail;
- end if;
- return Pass;
- end Match_Check;
-
-
- function Match_With_Check
- return Test_Result
- is
- function Plus_One
- (Char : in Character)
- return Character is
- begin
- return Character'Val (Character'Pos (Char) + 1);
- end Plus_One;
-
- function Match_A is new Slexy.Match_With ('b', Plus_One);
- function Match_6 is new Slexy.Match_With ('7', Plus_One);
-
- Test_Str : String := "abc5678";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (1, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (5, Packrat.Success);
- Result3 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Match_A (Test_Str, 1) /= Result1 or
- Match_6 (Test_Str, 5) /= Result2 or
- Match_A (Test_Str, 2) /= Result3 or
- Match_A (Test_Str, Test_Str'Last + 5) /= Result3
- then
- return Fail;
- end if;
- return Pass;
- end Match_With_Check;
-
-
- function Multimatch_Check
- return Test_Result
- is
- function Match_String1 is new Slexy.Multimatch ("abc");
- function Match_String2 is new Slexy.Multimatch ("hello");
-
- Test_Str : String := "abcdefabhelloworldab";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (20, Packrat.Needs_More);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (13, Packrat.Success);
- Result4 : Slexy.Combinator_Result :=
- Slebug.Create_Result (8, Packrat.Failure);
- Result5 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Match_String1 (Test_Str, 1) /= Result1 or
- Match_String1 (Test_Str, 7) /= Result4 or
- Match_String2 (Test_Str, 9) /= Result3 or
- Match_String2 (Test_Str, 3) /= Result5 or
- Match_String1 (Test_Str, 19) /= Result2 or
- Match_String1 (Test_Str, Test_Str'Last + 5) /= Result5
- then
- return Fail;
- end if;
- return Pass;
- end Multimatch_Check;
-
-
- function Take_Check
- return Test_Result
- is
- function Take_1 is new Slexy.Take;
- function Take_5 is new Slexy.Take (5);
-
- Test_Str : String := "abcdefghi";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (2, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (9, Packrat.Needs_More);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (7, Packrat.Success);
- Result4 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Take_1 (Test_Str, 2) /= Result1 or Take_5 (Test_Str, 7) /= Result2 or
- Take_5 (Test_Str, 3) /= Result3 or
- Take_1 (Test_Str, Test_Str'Last + 5) /= Result4
- then
- return Fail;
- end if;
- return Pass;
- end Take_Check;
-
-
- function Take_While_Check
- return Test_Result
- is
- function Take_Letters is new Slexy.Take_While (PU.Is_Letter);
- function Take_Punch is new Slexy.Take_While (PU.Is_Punctuation);
- function Take_Digits is new Slexy.Take_While (PU.Is_Digit);
-
- Test_Str : String := "abcde,./;'fghi[]=-^563";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (5, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (14, Packrat.Success);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (10, Packrat.Success);
- Result4 : Slexy.Combinator_Result :=
- Slebug.Create_Result (19, Packrat.Success);
- Result5 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- Result6 : Slexy.Combinator_Result :=
- Slebug.Create_Result (22, Packrat.Optional_More);
- begin
- if Take_Letters (Test_Str, 2) /= Result1 or
- Take_Letters (Test_Str, 13) /= Result2 or
- Take_Punch (Test_Str, 6) /= Result3 or
- Take_Punch (Test_Str, 17) /= Result4 or
- Take_Letters (Test_Str, 7) /= Result5 or
- Take_Punch (Test_Str, Test_Str'Last + 5) /= Result5 or
- Take_Digits (Test_Str, 20) /= Result6
- then
- return Fail;
- end if;
- return Pass;
- end Take_While_Check;
-
-
- function Take_Until_Check
- return Test_Result
- is
- function Take_Till_Punch is new Slexy.Take_Until (PU.Is_Punctuation);
- function Take_Till_Digit is new Slexy.Take_Until (PU.Is_Digit);
-
- Test_Str : String := "abcde12345;;;fghi67";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (10, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (19, Packrat.Optional_More);
- Result3 : Slexy.Combinator_Result :=
- Slebug.Create_Result (5, Packrat.Success);
- Result4 : Slexy.Combinator_Result :=
- Slebug.Create_Result (17, Packrat.Success);
- Result5 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if Take_Till_Punch (Test_Str, 4) /= Result1 or
- Take_Till_Punch (Test_Str, 16) /= Result2 or
- Take_Till_Digit (Test_Str, 1) /= Result3 or
- Take_Till_Digit (Test_Str, 12) /= Result4 or
- Take_Till_Punch (Test_Str, 11) /= Result5 or
- Take_Till_Punch (Test_Str, Test_Str'Last + 5) /= Result5
- then
- return Fail;
- end if;
- return Pass;
- end Take_Until_Check;
-
-
- function Line_End_Check
- return Test_Result
- is
- function LF_End is new Slexy.Line_End (Latin.LF);
- function C_End is new Slexy.Line_End ('c');
-
- Test_Str : String := "abcd" & Latin.LF & "e";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (5, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
- Result3 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if LF_End (Test_Str, 5) /= Result1 or C_End (Test_Str, 3) /= Result2 or
- LF_End (Test_Str, Test_Str'Last + 5) /= Result3 or LF_End (Test_Str, 1) /= Result3
- then
- return Fail;
- end if;
- return Pass;
- end Line_End_Check;
-
-
- function Input_End_Check
- return Test_Result
- is
- function C_End is new Slexy.Input_End ('c');
- function E_End is new Slexy.Input_End ('e');
-
- Test_Str : String := "abcde";
-
- Result1 : Slexy.Combinator_Result :=
- Slebug.Create_Result (5, Packrat.Success);
- Result2 : Slexy.Combinator_Result :=
- Slebug.Create_Result (3, Packrat.Success);
- Result3 : Slexy.Combinator_Result := Slebug.Empty_Fail;
- begin
- if C_End (Test_Str, 3) /= Result2 or E_End (Test_Str, 5) /= Result1 or
- C_End (Test_Str, 6) /= Result3 or E_End (Test_Str, 6) /= Result3 or
- C_End (Test_Str, 1) /= Result3 or E_End (Test_Str, Test_Str'Last + 5) /= Result3
- then
- return Fail;
- end if;
- return Pass;
- end Input_End_Check;
-
-
-
-
-
- function Stamp_Check
- return Test_Result
- is
- use type Slexy_Traits.Tokens.Token;
- use type Packrat.Result_Status;
- use type Slexy.Component_Result;
-
- function Match_A is new Slexy.Match ('a');
- function Match_B is new Slexy.Match ('b');
- function Match_C is new Slexy.Match ('c');
- function Seq_Abc is new Slexy.Sequence
- ((Match_A'Unrestricted_Access,
- Match_B'Unrestricted_Access,
- Match_C'Unrestricted_Access));
- function My_Stamp is new Slexy.Stamp (One, Seq_Abc);
-
- Test_Str1 : String := "abcdefghi";
- Test_Str2 : String := "ab";
-
- Context1 : Slexy.Lexer_Context := Slexy.Empty_Context;
- Context2 : Slexy.Lexer_Context := Slexy.Empty_Context;
-
- Comp_Code : Slexy.Component_Result;
- begin
- Comp_Code := My_Stamp (Test_Str1, Context1);
- if (Slebug.So_Far (Context1).Length /= 1 or else
- Slebug.So_Far (Context1).Element (1) /= Slexy_Traits.Tokens.Create (One, 1, "abc")) or
- Slebug.Position (Context1) /= 4 or Slebug.Status (Context1) /= Packrat.Success or
- Slebug.Has_Pass (Context1)
- then
- return Fail;
- end if;
- Comp_Code := My_Stamp (Test_Str1, Context1);
- if (Slebug.So_Far (Context1).Length /= 1 or else
- Slebug.So_Far (Context1).Element (1) /= Slexy_Traits.Tokens.Create (One, 1, "abc")) or
- Slebug.Position (Context1) /= 4 or not Slebug.Is_Failure (Comp_Code) or
- Slebug.Has_Pass (Context1)
- then
- return Fail;
- end if;
- Comp_Code := My_Stamp (Test_Str2, Context2);
- if Slebug.So_Far (Context2).Length /= 0 or
- Slebug.Position (Context2) /= 1 or
- Slebug.Status (Context2) /= Packrat.Needs_More or
- (not Slebug.Has_Pass (Context2) or else Slebug.Pass (Context2) /= "ab")
- then
- return Fail;
- end if;
- return Pass;
- end Stamp_Check;
-
-
- function Ignore_Check
- return Test_Result
- is
- use type Packrat.Result_Status;
-
- function Match_Abc is new Slexy.Multimatch ("abc");
- function My_Ignore is new Slexy.Ignore (Two, Match_Abc);
-
- Test_Str1 : String := "abcdefghi";
- Test_Str2 : String := "ab";
-
- Context1 : Slexy.Lexer_Context := Slexy.Empty_Context;
- Context2 : Slexy.Lexer_Context := Slexy.Empty_Context;
-
- Comp_Code : Slexy.Component_Result;
- begin
- Comp_Code := My_Ignore (Test_Str1, Context1);
- if Slebug.So_Far (Context1).Length /= 0 or
- Slebug.Position (Context1) /= 4 or Slebug.Status (Context1) /= Packrat.Success or
- Slebug.Has_Pass (Context1)
- then
- return Fail;
- end if;
- Comp_Code := My_Ignore (Test_Str1, Context1);
- if Slebug.So_Far (Context1).Length /= 0 or
- Slebug.Position (Context1) /= 4 or not Slebug.Is_Failure (Comp_Code) or
- Slebug.Has_Pass (Context1)
- then
- return Fail;
- end if;
- Comp_Code := My_Ignore (Test_Str2, Context2);
- if Slebug.So_Far (Context2).Length /= 0 or
- Slebug.Position (Context2) /= 1 or Slebug.Status (Context2) /= Packrat.Needs_More or
- (not Slebug.Has_Pass (Context2) or else Slebug.Pass (Context2) /= "ab")
- then
- return Fail;
- end if;
- return Pass;
- end Ignore_Check;
-
-
-
-
-
- type Word_Enum is (Blank, Word, Whitespace);
-
- package Swordy_Traits is new Packrat.Traits (Word_Enum, Character, String);
- package Swordy is new Packrat.Lexer (Swordy_Traits);
- package Swolbug is new Swordy.Debug;
-
- use type Swordy_Traits.Tokens.Token;
- use type Swordy_Traits.Tokens.Token_Array;
-
- function Satisfy_Letter is new Swordy.Satisfy (PU.Is_Letter);
- function Many_Letter is new Swordy.Many (Satisfy_Letter, 1);
- function Satisfy_Whitespace is new Swordy.Satisfy (PU.Is_Whitespace);
- function Many_Whitespace is new Swordy.Many (Satisfy_Whitespace, 1);
-
- function Stamp_Word is new Swordy.Stamp (Word, Many_Letter);
- function Ignore_Whitespace is new Swordy.Ignore (Whitespace, Many_Whitespace);
-
-
- function Scan_Check
- return Test_Result
- is
- function My_Scan is new Swordy.Scan
- ((Stamp_Word'Access, Ignore_Whitespace'Access));
-
- Test_Str : String := "one fine day";
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Intended_Result1 : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 1, "one"),
- 2 => Swordy_Traits.Tokens.Create (Word, 5, "fine"));
- Intended_Result2 : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 10, "day"));
-
- Actual_Result1 : Swordy_Traits.Tokens.Token_Array :=
- My_Scan (Test_Str, Test_Context);
- Actual_Result2 : Swordy_Traits.Tokens.Token_Array :=
- My_Scan ("", Test_Context);
- begin
- if Actual_Result1 /= Intended_Result1 or Actual_Result2 /= Intended_Result2 then
- return Fail;
- end if;
- return Pass;
- end Scan_Check;
-
-
- function Scan_Only_Check
- return Test_Result
- is
- function My_Scan is new Swordy.Scan_Only
- ((Stamp_Word'Access, Ignore_Whitespace'Access));
-
- Test_Str : String := "one fine day";
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Intended_Result : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 1, "one"),
- 2 => Swordy_Traits.Tokens.Create (Word, 5, "fine"),
- 3 => Swordy_Traits.Tokens.Create (Word, 10, "day"));
-
- Actual_Result : Swordy_Traits.Tokens.Token_Array :=
- My_Scan (Test_Str, Test_Context);
- begin
- if Actual_Result /= Intended_Result then
- return Fail;
- end if;
- return Pass;
- end Scan_Only_Check;
-
-
- function Scan_With_Check
- return Test_Result
- is
- Sentinel : Natural := 2;
- function More_Input
- return String is
- begin
- if Sentinel > 1 then
- Sentinel := 1;
- return "it will happen again";
- elsif Sentinel > 0 then
- Sentinel := 0;
- return " and again and again";
- else
- return "";
- end if;
- end More_Input;
-
- function My_Scan is new Swordy.Scan_With
- ((Stamp_Word'Access, Ignore_Whitespace'Access));
-
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Intended_Result : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 1, "it"),
- 2 => Swordy_Traits.Tokens.Create (Word, 4, "will"),
- 3 => Swordy_Traits.Tokens.Create (Word, 9, "happen"),
- 4 => Swordy_Traits.Tokens.Create (Word, 17, "again"),
- 5 => Swordy_Traits.Tokens.Create (Word, 23, "and"),
- 6 => Swordy_Traits.Tokens.Create (Word, 27, "again"),
- 7 => Swordy_Traits.Tokens.Create (Word, 33, "and"),
- 8 => Swordy_Traits.Tokens.Create (Word, 37, "again"));
-
- Actual_Result : Swordy_Traits.Tokens.Token_Array :=
- My_Scan (More_Input'Unrestricted_Access, Test_Context);
- begin
- if Actual_Result /= Intended_Result then
- return Fail;
- end if;
- return Pass;
- end Scan_With_Check;
-
-
- function Scan_Set_Check
- return Test_Result
- is
- procedure My_Scan is new Swordy.Scan_Set
- ((Stamp_Word'Access, Ignore_Whitespace'Access),
- Latin.EOT, Swordy_Traits.Tokens.Create (Blank, 1, ""));
-
- Test_Str1 : String (1 .. 10) := "one tw";
- Test_Str2 : String (1 .. 10) := "o three";
- Test_Str3 : String (1 .. 10) := Latin.EOT & " ";
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Intended_Result1 : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 1, "one"),
- 2 => Swordy_Traits.Tokens.Create (Blank, 1, ""),
- 3 => Swordy_Traits.Tokens.Create (Blank, 1, ""));
- Intended_Result2 : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 9, "two"),
- 2 => Swordy_Traits.Tokens.Create (Blank, 1, ""),
- 3 => Swordy_Traits.Tokens.Create (Blank, 1, ""));
- Intended_Result3 : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 16, "three"),
- 2 => Swordy_Traits.Tokens.Create (Blank, 1, ""),
- 3 => Swordy_Traits.Tokens.Create (Blank, 1, ""));
-
- Actual_Result : Swordy_Traits.Tokens.Token_Array (1 .. 3);
- begin
- My_Scan (Test_Str1, Test_Context, Actual_Result);
- if Actual_Result /= Intended_Result1 then
- return Fail;
- end if;
- My_Scan (Test_Str2, Test_Context, Actual_Result);
- if Actual_Result /= Intended_Result2 then
- return Fail;
- end if;
- My_Scan (Test_Str3, Test_Context, Actual_Result);
- if Actual_Result /= Intended_Result3 then
- return Fail;
- end if;
- return Pass;
- end Scan_Set_Check;
-
-
- function Scan_Set_With_Check
- return Test_Result
- is
- Sentinel : Natural := 2;
- function More_Input
- return String is
- begin
- if Sentinel > 1 then
- Sentinel := 1;
- return "it will happen again";
- elsif Sentinel > 0 then
- Sentinel := 0;
- return " and again and again";
- else
- return "";
- end if;
- end More_Input;
-
- procedure My_Scan is new Swordy.Scan_Set_With
- ((Stamp_Word'Access, Ignore_Whitespace'Access),
- Latin.EOT, Swordy_Traits.Tokens.Create (Blank, 1, ""));
-
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Intended_Result1 : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 1, "it"),
- 2 => Swordy_Traits.Tokens.Create (Word, 4, "will"),
- 3 => Swordy_Traits.Tokens.Create (Word, 9, "happen"),
- 4 => Swordy_Traits.Tokens.Create (Word, 16, "again"),
- 5 => Swordy_Traits.Tokens.Create (Word, 22, "and"));
- Intended_Result2 : Swordy_Traits.Tokens.Token_Array :=
- (1 => Swordy_Traits.Tokens.Create (Word, 26, "again"),
- 2 => Swordy_Traits.Tokens.Create (Word, 32, "and"),
- 3 => Swordy_Traits.Tokens.Create (Word, 36, "again"),
- 4 => Swordy_Traits.Tokens.Create (Blank, 1, ""),
- 5 => Swordy_Traits.Tokens.Create (Blank, 1, ""));
-
- Actual_Result : Swordy_Traits.Tokens.Token_Array (1 .. 5);
- begin
- My_Scan (More_Input'Unrestricted_Access, Test_Context, Actual_Result);
- if Actual_Result /= Intended_Result1 then
- return Fail;
- end if;
- My_Scan (More_Input'Unrestricted_Access, Test_Context, Actual_Result);
- if Actual_Result /= Intended_Result2 then
- return Fail;
- end if;
- return Pass;
- end Scan_Set_With_Check;
-
-
- function Scan_Error_Check
- return Test_Result
- is
- use type Packrat.Errors.Error_Info_Array;
-
- function My_Scan is new Swordy.Scan
- ((Stamp_Word'Access, Ignore_Whitespace'Access));
-
- Test_Str : String := "()()";
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Expected_Errors : Packrat.Errors.Error_Info_Array :=
- ((+"WORD", 1), (+"WHITESPACE", 1));
- begin
- declare
- Result : Swordy_Traits.Tokens.Token_Array := My_Scan (Test_Str, Test_Context);
- begin
- return Fail;
- end;
- exception
- when Msg : Packrat.Lexer_Error =>
- if Packrat.Errors.Decode (Except.Exception_Message (Msg)) /= Expected_Errors then
- return Fail;
- end if;
- return Pass;
- end Scan_Error_Check;
-
-
- function Scan_Only_Error_Check
- return Test_Result
- is
- use type Packrat.Errors.Error_Info_Array;
-
- function My_Scan is new Swordy.Scan_Only
- ((Stamp_Word'Access, Ignore_Whitespace'Access));
-
- Test_Str : String := "()()";
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Expected_Errors : Packrat.Errors.Error_Info_Array :=
- ((+"WORD", 1), (+"WHITESPACE", 1));
- begin
- declare
- Result : Swordy_Traits.Tokens.Token_Array := My_Scan (Test_Str, Test_Context);
- begin
- return Fail;
- end;
- exception
- when Msg : Packrat.Lexer_Error =>
- if Packrat.Errors.Decode (Except.Exception_Message (Msg)) /= Expected_Errors then
- return Fail;
- end if;
- return Pass;
- end Scan_Only_Error_Check;
-
-
- function Scan_With_Error_Check
- return Test_Result
- is
- use type Packrat.Errors.Error_Info_Array;
-
- Sentinel : Integer := 1;
- function Get_Input
- return String is
- begin
- if Sentinel > 0 then
- Sentinel := 0;
- return "()()";
- else
- return "";
- end if;
- end Get_Input;
-
- function My_Scan is new Swordy.Scan_With
- ((Stamp_Word'Access, Ignore_Whitespace'Access));
-
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Expected_Errors : Packrat.Errors.Error_Info_Array :=
- ((+"WORD", 1), (+"WHITESPACE", 1));
- begin
- declare
- Result : Swordy_Traits.Tokens.Token_Array :=
- My_Scan (Get_Input'Unrestricted_Access, Test_Context);
- begin
- return Fail;
- end;
- exception
- when Msg : Packrat.Lexer_Error =>
- if Packrat.Errors.Decode (Except.Exception_Message (Msg)) /= Expected_Errors then
- return Fail;
- end if;
- return Pass;
- end Scan_With_Error_Check;
-
-
- function Scan_Set_Error_Check
- return Test_Result
- is
- use type Packrat.Errors.Error_Info_Array;
-
- procedure My_Scan is new Swordy.Scan_Set
- ((Stamp_Word'Access, Ignore_Whitespace'Access),
- Latin.EOT, Swordy_Traits.Tokens.Create (Blank, 1, ""));
-
- Test_Str : String := "()()";
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Result : Swordy_Traits.Tokens.Token_Array (1 .. 5);
-
- Expected_Errors : Packrat.Errors.Error_Info_Array :=
- ((+"WORD", 1), (+"WHITESPACE", 1));
- begin
- My_Scan (Test_Str, Test_Context, Result);
- return Fail;
- exception
- when Msg : Packrat.Lexer_Error =>
- if Packrat.Errors.Decode (Except.Exception_Message (Msg)) /= Expected_Errors then
- return Fail;
- end if;
- return Pass;
- end Scan_Set_Error_Check;
-
-
- function Scan_Set_With_Error_Check
- return Test_Result
- is
- use type Packrat.Errors.Error_Info_Array;
-
- Sentinel : Integer := 1;
- function Get_Input
- return String is
- begin
- if Sentinel > 0 then
- Sentinel := 0;
- return "()()";
- else
- return "";
- end if;
- end Get_Input;
-
- procedure My_Scan is new Swordy.Scan_Set_With
- ((Stamp_Word'Access, Ignore_Whitespace'Access),
- Latin.EOT, Swordy_Traits.Tokens.Create (Blank, 1, ""));
-
- Test_Context : Swordy.Lexer_Context := Swordy.Empty_Context;
-
- Result : Swordy_Traits.Tokens.Token_Array (1 .. 5);
-
- Expected_Errors : Packrat.Errors.Error_Info_Array :=
- ((+"WORD", 1), (+"WHITESPACE", 1));
- begin
- My_Scan (Get_Input'Unrestricted_Access, Test_Context, Result);
- return Fail;
- exception
- when Msg : Packrat.Lexer_Error =>
- if Packrat.Errors.Decode (Except.Exception_Message (Msg)) /= Expected_Errors then
- return Fail;
- end if;
- return Pass;
- end Scan_Set_With_Error_Check;
-
-
-end Rat_Tests.Lexer;
-
-