Differences From Artifact [aba30e7eed]:
- File tests/natools-smaz_tests.adb — part of check-in [beb52edfa5] at 2017-02-18 22:14:38 on branch trunk — smaz_tests: rename base-256 sample string test for consistency (user: nat, size: 29915) [annotate] [blame] [check-ins using]
To Artifact [42bdaafbcb]:
- File tests/natools-smaz_tests.adb — part of check-in [d389660384] at 2017-02-19 21:06:23 on branch trunk — smaz_tests: copy base-256 non-VLV tests from retired smaz test suite (user: nat, size: 32324) [annotate] [blame] [check-ins using]
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procedure Generic_Roundtrip_Test
(Test : in out NT.Test;
Dict : in Smaz.Dictionary;
Decompressed : in String;
Compressed : in Ada.Streams.Stream_Element_Array);
function Decimal_Image (S : Ada.Streams.Stream_Element_Array) return String;
function Dictionary_256_Without_VLV return Smaz_256.Dictionary;
function Dictionary_4096 (Variable_Length_Verbatim : in Boolean)
return Natools.Smaz_4096.Dictionary;
function Dictionary_4096_Hash (S : in String) return Natural;
function Direct_Image (S : Ada.Streams.Stream_Element_Array) return String
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for I in S'Range loop
Append (Result, Ada.Streams.Stream_Element'Image (S (I)));
end loop;
return To_String (Result);
end Decimal_Image;
function Dictionary_256_Without_VLV return Smaz_256.Dictionary is
begin
return Dict : Smaz_256.Dictionary := Smaz_Original.Dictionary do
Dict.Variable_Length_Verbatim := False;
end return;
end Dictionary_256_Without_VLV;
function Dictionary_4096 (Variable_Length_Verbatim : in Boolean)
return Natools.Smaz_4096.Dictionary
is
subtype Letter_Rank is Natural range 1 .. 26;
function Lower (N : Letter_Rank) return Character
is (Character'Val (Character'Pos ('a') - 1 + N));
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------------------------------
-- Test Suite for Each Base --
------------------------------
procedure All_Tests_256 (Report : in out NT.Reporter'Class) is
begin
Test_Validity_256 (Report);
Sample_Strings_256 (Report);
Sample_Strings_VLV_256 (Report);
end All_Tests_256;
procedure All_Tests_4096 (Report : in out NT.Reporter'Class) is
begin
declare
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end All_Tests_64;
-------------------------------
-- Individual Base-256 Tests --
-------------------------------
procedure Sample_Strings_256 (Report : in out NT.Reporter'Class) is
Test : NT.Test
:= Report.Item ("Roundtrip on sample strings without VLV");
Dict : constant Smaz_256.Dictionary := Dictionary_256_Without_VLV;
begin
Roundtrip_Test (Test, Dict,
"This is a small string",
(255, 84, 76, 56, 172, 62, 173, 152, 62, 195, 70));
Roundtrip_Test (Test, Dict,
"foobar",
(220, 6, 90, 79));
Roundtrip_Test (Test, Dict,
"the end",
(1, 171, 61));
Roundtrip_Test (Test, Dict,
"not-a-g00d-Exampl333",
(132, 204, 4, 204, 59, 254, 48, 48, 24, 204, 255, 69, 250, 4, 45,
60, 22, 254, 51, 51, 255, 51));
Roundtrip_Test (Test, Dict,
"Smaz is a simple compression library",
(255, 83, 173, 219, 56, 172, 62, 226, 60, 87, 161, 45, 60, 33, 166,
107, 205, 8, 90, 130, 12, 83));
Roundtrip_Test (Test, Dict,
"Nothing is more difficult, and therefore more precious, "
& "than to be able to decide",
(255, 78, 223, 102, 99, 116, 45, 42, 11, 129, 44, 44, 131, 38, 22, 3,
148, 63, 210, 68, 11, 45, 42, 11, 60, 33, 28, 144, 164, 36, 203,
143, 96, 92, 25, 90, 87, 82, 165, 215, 237, 2));
Roundtrip_Test (Test, Dict,
"this is an example of what works very well with smaz",
(155, 56, 172, 41, 2, 250, 4, 45, 60, 87, 32, 159, 135, 65, 42, 255,
107, 23, 231, 71, 145, 152, 243, 227, 10, 173, 219));
Roundtrip_Test (Test, Dict,
"1000 numbers 2000 will 10 20 30 compress very little",
(254, 49, 48, 254, 48, 48, 236, 38, 45, 92, 221, 0, 254, 50, 48,
254, 48, 48, 243, 152, 0, 254, 49, 48, 0, 254, 50, 48, 0, 254, 51,
48, 161, 45, 60, 33, 166, 0, 231, 71, 151, 3, 3, 87));
Roundtrip_Test (Test, Dict,
": : : :",
(254, 58, 32, 254, 58, 32, 254, 58, 32, 255, 58));
exception
when Error : others => Test.Report_Exception (Error);
end Sample_Strings_256;
procedure Sample_Strings_VLV_256 (Report : in out NT.Reporter'Class) is
Test : NT.Test := Report.Item
("Roundtrip on sample strings with variable-length verbatim");
begin
Roundtrip_Test (Test, Smaz_Original.Dictionary,
"This is a small string",
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