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Comment:time_keys-tests: add a test showing a subsecond rounding bug
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: d3c251409eec7c4811042d508017ee0d5ca2d116
User & Date: nat on 2015-04-11 21:09:32
Other Links: manifest | tags
Context
2015-04-13
18:15
time_keys: fix subsecond rounding bug check-in: a3f3d5c90c user: nat tags: trunk
2015-04-11
21:09
time_keys-tests: add a test showing a subsecond rounding bug check-in: d3c251409e user: nat tags: trunk
2015-04-10
21:14
s_expressions: add equality operator on atoms, so clients don't have to depend on Ada.Streams check-in: e76def5969 user: nat tags: trunk
Changes
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Modified tests/natools-time_keys-tests.adb from [2238f42765] to [243ddc1759].

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with Ada.Calendar.Formatting;
with Natools.Time_IO.RFC_3339;

package body Natools.Time_Keys.Tests is

   function Image (Date : Ada.Calendar.Time) return String;







   procedure Roundtrip_Test
     (Test : in out NT.Test;
      Time : in Ada.Calendar.Time;
      Expected_Key : in String);


   ------------------------------
   -- Local Helper Subprograms --
   ------------------------------

   function Image (Date : Ada.Calendar.Time) return String is
   begin
      return Time_IO.RFC_3339.Image
        (Date => Date,
         Subsecond_Digits => Duration'Aft);
   end Image;



















   procedure Roundtrip_Test
     (Test : in out NT.Test;
      Time : in Ada.Calendar.Time;
      Expected_Key : in String)
   is
      use type Ada.Calendar.Time;








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with Ada.Calendar.Formatting;
with Natools.Time_IO.RFC_3339;

package body Natools.Time_Keys.Tests is

   function Image (Date : Ada.Calendar.Time) return String;

   procedure Key_Test
     (Test : in out NT.Test;
      Time : in Ada.Calendar.Time;
      Expected_Key : in String;
      Max_Sub_Second_Digits : in Natural);

   procedure Roundtrip_Test
     (Test : in out NT.Test;
      Time : in Ada.Calendar.Time;
      Expected_Key : in String);


   ------------------------------
   -- Local Helper Subprograms --
   ------------------------------

   function Image (Date : Ada.Calendar.Time) return String is
   begin
      return Time_IO.RFC_3339.Image
        (Date => Date,
         Subsecond_Digits => Duration'Aft);
   end Image;


   procedure Key_Test
     (Test : in out NT.Test;
      Time : in Ada.Calendar.Time;
      Expected_Key : in String;
      Max_Sub_Second_Digits : in Natural)
   is
      Generated_Key : constant String := To_Key (Time, Max_Sub_Second_Digits);
   begin
      if Generated_Key /= Expected_Key then
         Test.Fail ("Generated key """ & Generated_Key
           & """, expected """ & Expected_Key & '"');
         Test.Info ("Time of generated key: "
           & Image (To_Time (Generated_Key)));
      end if;
   end Key_Test;


   procedure Roundtrip_Test
     (Test : in out NT.Test;
      Time : in Ada.Calendar.Time;
      Expected_Key : in String)
   is
      use type Ada.Calendar.Time;
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   -------------------------
   -- Complete Test Suite --
   -------------------------

   procedure All_Tests (Report : in out NT.Reporter'Class) is
   begin
      Roundtrips (Report);

   end All_Tests;



   ----------------------
   -- Individual Tests --
   ----------------------








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   -------------------------
   -- Complete Test Suite --
   -------------------------

   procedure All_Tests (Report : in out NT.Reporter'Class) is
   begin
      Roundtrips (Report);
      Subsecond_Rounding (Report);
   end All_Tests;



   ----------------------
   -- Individual Tests --
   ----------------------
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        (Test,
         Ada.Calendar.Formatting.Time_Of (2304, 12, 31,  0,  0,  0),
         "_0CV");
   exception
      when Error : others => Test.Report_Exception (Error);
   end Roundtrips;















































































end Natools.Time_Keys.Tests;








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        (Test,
         Ada.Calendar.Formatting.Time_Of (2304, 12, 31,  0,  0,  0),
         "_0CV");
   exception
      when Error : others => Test.Report_Exception (Error);
   end Roundtrips;


   procedure Subsecond_Rounding (Report : in out NT.Reporter'Class) is
      Test : NT.Test := Report.Item ("Overflow in subsecond rounding");
   begin
      if Duration'Small > 1.0 / 256.0 then
         Test.Skip ("Not enough precision in Duration");
         return;
      end if;

      Key_Test
        (Test,
         To_Time ("VV121231~V"),
         "VV121231~",
         2);

      Key_Test
        (Test,
         To_Time ("VV121231~X"),
         "VV121232",
         2);

      Key_Test
        (Test,
         To_Time ("VV124561~~V"),
         "VV124561~~",
         3);

      Key_Test
        (Test,
         To_Time ("VV124561~~X"),
         "VV124562",
         3);

      Key_Test
        (Test,
         Ada.Calendar.Formatting.Time_Of
           (2015, 2, 2,  1,  1,  1, 255.0 / 256.0),
         "VV22112",
         1);

      Key_Test
        (Test,
         Ada.Calendar.Formatting.Time_Of
           (2015, 2, 2,  1,  58, 59, 255.0 / 256.0),
         "VV221w",
         1);

      Key_Test
        (Test,
         Ada.Calendar.Formatting.Time_Of
           (2015, 2, 2,  22,  59, 59, 255.0 / 256.0),
         "VV22N",
         1);

      Key_Test
        (Test,
         Ada.Calendar.Formatting.Time_Of
           (2015, 2, 28, 23, 59, 59, 255.0 / 256.0),
         "VV31",
         1);

      Key_Test
        (Test,
         Ada.Calendar.Formatting.Time_Of
           (2016, 2, 28, 23, 59, 59, 255.0 / 256.0),
         "VW2T",
         1);

      Key_Test
        (Test,
         Ada.Calendar.Formatting.Time_Of
           (2015, 12, 31, 23, 59, 59, 255.0 / 256.0),
         "VW11",
         1);
   exception
      when Error : others => Test.Report_Exception (Error);
   end Subsecond_Rounding;

end Natools.Time_Keys.Tests;

Modified tests/natools-time_keys-tests.ads from [582c5dff9f] to [71458af104].

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package Natools.Time_Keys.Tests is

   package NT renames Natools.Tests;

   procedure All_Tests (Report : in out NT.Reporter'Class);

   procedure Roundtrips (Report : in out NT.Reporter'Class);


end Natools.Time_Keys.Tests;








>



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package Natools.Time_Keys.Tests is

   package NT renames Natools.Tests;

   procedure All_Tests (Report : in out NT.Reporter'Class);

   procedure Roundtrips (Report : in out NT.Reporter'Class);
   procedure Subsecond_Rounding (Report : in out NT.Reporter'Class);

end Natools.Time_Keys.Tests;

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