GCC Code Coverage Report

Directory:	src/gate/
File:	src/gate/encode/tests/gateencode_cpp_test/test_compression.cpp
Date:	2026-02-03 22:06:38

	Exec	Total	Coverage
Lines:	89	89	100.0%
Functions:	17	17	100.0%
Branches:	205	574	35.7%

  
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      #include "gate/tests.hpp"
    
      #include "gate/encode/zlibstreams.hpp"
    
      #include "gate/encode/zipstreams.hpp"
    
      #if !defined(GATE_ENCODE_NO_ADVANCED_COMPRESSION)
    
      #include "gate/encode/bzip2streams.hpp"
    
      #include "gate/encode/xzstreams.hpp"
    
      #endif
    
      using namespace gate;
    
      using namespace gate::enc;
    
      static StaticString const content =
    
          "What is Lorem Ipsum? "
    
          "Lorem Ipsum is simply dummy text of the printing and typesetting industry. "
    
          "Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, "
    
          "when an unknown printer took a galley of type and scrambled it to make a type "
    
          "specimen book. It has survived not only five centuries, but also the leap into "
    
          "electronic typesetting, remaining essentially unchanged. It was popularised "
    
          "in the 1960s with the release of Letraset sheets containing Lorem Ipsum "
    
          "passages, and more recently with desktop publishing software like "
    
          "Aldus PageMaker including versions of Lorem Ipsum."
    
          "Why do we use it? "
    
          "It is a long established fact that a reader will be distracted by the "
    
          "readable content of a page when looking at its layout. The point of using "
    
          "Lorem Ipsum is that it has a more-or-less normal distribution of letters, "
    
          "as opposed to using 'Content here, content here', making it look like readable "
    
          "English. Many desktop publishing packages and web page editors now use "
    
          "Lorem Ipsum as their default model text, and a search for 'lorem ipsum' "
    
          "will uncover many web sites still in their infancy. Various versions have "
    
          "evolved over the years, sometimes by accident, sometimes on purpose "
    
          "(injected humour and the like)."
    
      ;
    
      8
      static void transcode_data_streams(Stream& instream, Stream& outstream)
    
      {
    
          char buffer[128];
    
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          GATEXX_TEST_CHECK_NOTHROW(Stream::transferViaBuffer(instream, outstream, buffer, sizeof(buffer)));
    
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      8
          GATEXX_TEST_CHECK_NOTHROW(outstream.flush());
    
      8
      }
    
      template<class ENCODER, class DECODER>
    
      8
      void test_encoder_decoder()
    
      {
    
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          StringStream plainData(content);
    
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          MemFileStream encodedData;
    
      16
          Stream encoder = NullStream();
    
          {
    
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      8
              GATEXX_TEST_CHECK(!encoder.empty());
    
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      8
              GATEXX_TEST_CHECK_NOTHROW(encoder = ENCODER::create(encodedData));
    
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      8
              GATEXX_TEST_CHECK(!encoder.empty());
    
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      8
              GATEXX_TEST_CHECK_NOTHROW(transcode_data_streams(plainData, encoder));
    
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      8
              GATEXX_TEST_CHECK(!encoder.getInterfaceName().empty());
    
              char buffer[64];
    
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      16
              GATEXX_TEST_CHECK_THROW(encoder.peek(buffer, sizeof(buffer)));
    
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      16
              GATEXX_TEST_CHECK_THROW(encoder.read(buffer, sizeof(buffer)));
    
          }
    
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          encodedData.seek(0, ControlStream::Seek_Begin);
    
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          StringStream decodedData;
    
      16
          Stream decoder = NullStream();
    
          {
    
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      8
              GATEXX_TEST_CHECK(!decoder.empty());
    
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      8
              GATEXX_TEST_CHECK_NOTHROW(decoder = DECODER::create(encodedData));
    
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      8
              GATEXX_TEST_CHECK(!decoder.empty());
    
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      8
              if (decoder.implementsInterface(GATE_INTERFACE_NAME_CONTROLSTREAM))
    
              {
    
      4
                  gate_controlstream_t* ptr_control = (gate_controlstream_t*)(decoder.c_impl());
    
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                  ControlStream control(ptr_control);
    
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                  gate_object_retain(ptr_control);
    
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      4
                  GATEXX_TEST_CHECK_NOTHROW(control.canRead());
    
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      4
                  GATEXX_TEST_CHECK_NOTHROW(control.canWrite());
    
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      4
                  GATEXX_TEST_CHECK_NOTHROW(control.getSize());
    
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                  GATEXX_TEST_CHECK_NOTHROW(control.getAvailable());
    
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                  control.seek(0, ControlStream::Seek_Current);
    
              }
    
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      8
              GATEXX_TEST_CHECK_NOTHROW(transcode_data_streams(decoder, decodedData));
    
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      8
              GATEXX_TEST_CHECK(!decoder.getInterfaceName().empty());
    
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      16
              GATEXX_TEST_CHECK_THROW(decoder.write("test", 4));
    
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      16
              GATEXX_TEST_CHECK_THROW(decoder.flush());
    
          }
    
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      16
          String decodedText = decodedData.toString();
    
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      8
          GATEXX_TEST_CHECK_EQUAL(content, decodedText);
    
      8
      }
    
      #if !defined(GATE_ENCODE_NO_ADVANCED_COMPRESSION) && defined(GATE_EXTLIB_BZIP2)
    
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      6
      GATEXX_TEST_UNIT(Bzip2)
    
      {
    
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          test_encoder_decoder<Bzip2Encoder, Bzip2Decoder>();
    
      2
      }
    
      #endif
    
      #if !defined(GATE_ENCODE_NO_ADVANCED_COMPRESSION) && (defined(GATE_EXTLIB_LZMASDK) || defined(GATE_EXTLIB_XZUTILS))
    
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      6
      GATEXX_TEST_UNIT(Xz)
    
      {
    
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          test_encoder_decoder<XzEncoder, XzDecoder>();
    
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          LocalMemStream plain(static_cast<void const*>(content.c_str()), content.length());
    
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          MemStream xzencoded;
    
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          GATEXX_TEST_CHECK_NOTHROW(XzEncoder::run(plain, XzEncoder::Compression_Maximum, xzencoded));
    
      2
      }
    
      #endif
    
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      6
      GATEXX_TEST_UNIT(Zlib)
    
      {
    
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          test_encoder_decoder<ZlibEncoder, ZlibDecoder>();
    
      2
          test_encoder_decoder<GZipEncoder, GZipDecoder>();
    
      2
      }
    
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      6
      GATEXX_TEST_UNIT(Zip)
    
      {
    
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          MemFileStream zip_output;
    
          {
    
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              ZipWriter writer(zip_output);
    
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              ZipEntry entry;
    
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              entry.setPath("/test.txt");
    
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              entry.setSize(content.size());
    
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              entry.setAttributes(File::Attrib_File);
    
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              entry.setAccessBits(File::Access_AllRead | File::Access_AllWrite);
    
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              entry.setModifiedDate(Time::now());
    
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              writer.add(entry, content.c_str());
    
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              entry.setPath("/test2.txt");
    
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              writer.add(entry, content.c_str());
    
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              writer.flush();
    
          }
    
          {
    
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              MemFileStream zip_input = zip_output.share();
    
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              ZipReader reader(zip_input);
    
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              ZipEntry entry = reader.getFirstEntry();
    
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              GATEXX_TEST_CHECK_EQUAL(entry.getPath(), "/test.txt");
    
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              GATEXX_TEST_CHECK_EQUAL(entry.getSize(), content.size());
    
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              const bool_t secondEntryFound = reader.getNextEntry(entry);
    
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              GATEXX_TEST_CHECK(secondEntryFound);
    
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              GATEXX_TEST_CHECK_EQUAL(entry.getPath(), "/test2.txt");
    
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              GATEXX_TEST_CHECK_EQUAL(entry.getSize(), content.size());
    
          }
    
          {
    
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              MemFileStream zip_input = zip_output.share();
    
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              ZipReader reader(zip_input);
    
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              ZipEntry entry = reader.findEntry("/test.txt");
    
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              GATEXX_TEST_CHECK_EQUAL(entry.getPath(), "/test.txt");
    
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              GATEXX_TEST_CHECK_EQUAL(entry.getSize(), content.size());
    
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              StringStream extractedData;
    
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              reader.extractContent(extractedData);
    
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              GATEXX_TEST_CHECK_EQUAL(content, extractedData.toView());
    
          }
    
          {
    
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              MemFileStream zip_input = zip_output.share();
    
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              ZipReader reader(zip_input);
    
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              ZipEntry entry = reader.findEntry("/test2.txt");
    
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              StringStream extractedData;
    
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              GATEXX_TEST_CHECK_EQUAL(content, extractedData.toView());
    
          }
    
      2
      }

Line	Branch	Exec	Source
1			#include "gate/tests.hpp"
2			#include "gate/encode/zlibstreams.hpp"
3			#include "gate/encode/zipstreams.hpp"
4
5			#if !defined(GATE_ENCODE_NO_ADVANCED_COMPRESSION)
6			#include "gate/encode/bzip2streams.hpp"
7			#include "gate/encode/xzstreams.hpp"
8			#endif
9
10			using namespace gate;
11			using namespace gate::enc;
12
13			static StaticString const content =
14			"What is Lorem Ipsum? "
15			"Lorem Ipsum is simply dummy text of the printing and typesetting industry. "
16			"Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, "
17			"when an unknown printer took a galley of type and scrambled it to make a type "
18			"specimen book. It has survived not only five centuries, but also the leap into "
19			"electronic typesetting, remaining essentially unchanged. It was popularised "
20			"in the 1960s with the release of Letraset sheets containing Lorem Ipsum "
21			"passages, and more recently with desktop publishing software like "
22			"Aldus PageMaker including versions of Lorem Ipsum."
23			"Why do we use it? "
24			"It is a long established fact that a reader will be distracted by the "
25			"readable content of a page when looking at its layout. The point of using "
26			"Lorem Ipsum is that it has a more-or-less normal distribution of letters, "
27			"as opposed to using 'Content here, content here', making it look like readable "
28			"English. Many desktop publishing packages and web page editors now use "
29			"Lorem Ipsum as their default model text, and a search for 'lorem ipsum' "
30			"will uncover many web sites still in their infancy. Various versions have "
31			"evolved over the years, sometimes by accident, sometimes on purpose "
32			"(injected humour and the like)."
33			;
34
35		8	static void transcode_data_streams(Stream& instream, Stream& outstream)
36			{
37			char buffer[128];
38	4/14 ✓ Branch 1 taken 8 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 8 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 8 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 8 times. ✗ Branch 11 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken. ✗ Branch 17 not taken. ✗ Branch 18 not taken. ✗ Branch 20 not taken. ✗ Branch 21 not taken.	8	GATEXX_TEST_CHECK_NOTHROW(Stream::transferViaBuffer(instream, outstream, buffer, sizeof(buffer)));
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40		8	}
41
42			template<class ENCODER, class DECODER>
43		8	void test_encoder_decoder()
44			{
45	1/2 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken.	16	StringStream plainData(content);
46	1/2 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken.	16	MemFileStream encodedData;
47
48		16	Stream encoder = NullStream();
49			{
50	4/12 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 4 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 4 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 4 times. ✗ Branch 11 not taken. ✗ Branch 13 not taken. ✗ Branch 14 not taken. ✗ Branch 16 not taken. ✗ Branch 17 not taken.	8	GATEXX_TEST_CHECK(!encoder.empty());
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55			char buffer[64];
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58			}
59
60	1/2 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken.	8	encodedData.seek(0, ControlStream::Seek_Begin);
61
62	1/2 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken.	16	StringStream decodedData;
63
64		16	Stream decoder = NullStream();
65			{
66	4/12 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 4 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 4 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 4 times. ✗ Branch 11 not taken. ✗ Branch 13 not taken. ✗ Branch 14 not taken. ✗ Branch 16 not taken. ✗ Branch 17 not taken.	8	GATEXX_TEST_CHECK(!decoder.empty());
67	4/14 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 4 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 4 times. ✗ Branch 8 not taken. ✓ Branch 12 taken 4 times. ✗ Branch 13 not taken. ✗ Branch 16 not taken. ✗ Branch 17 not taken. ✗ Branch 19 not taken. ✗ Branch 20 not taken. ✗ Branch 22 not taken. ✗ Branch 23 not taken.	8	GATEXX_TEST_CHECK_NOTHROW(decoder = DECODER::create(encodedData));
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69	3/4 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken. ✓ Branch 3 taken 2 times. ✓ Branch 4 taken 2 times.	8	if (decoder.implementsInterface(GATE_INTERFACE_NAME_CONTROLSTREAM))
70			{
71		4	gate_controlstream_t* ptr_control = (gate_controlstream_t*)(decoder.c_impl());
72	1/2 ✓ Branch 1 taken 2 times. ✗ Branch 2 not taken.	8	ControlStream control(ptr_control);
73	1/2 ✓ Branch 1 taken 2 times. ✗ Branch 2 not taken.	4	gate_object_retain(ptr_control);
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78	1/2 ✓ Branch 1 taken 2 times. ✗ Branch 2 not taken.	4	control.seek(0, ControlStream::Seek_Current);
79			}
80	4/14 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 4 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 4 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 4 times. ✗ Branch 11 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken. ✗ Branch 17 not taken. ✗ Branch 18 not taken. ✗ Branch 20 not taken. ✗ Branch 21 not taken.	8	GATEXX_TEST_CHECK_NOTHROW(transcode_data_streams(decoder, decodedData));
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84			}
85
86	1/2 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken.	16	String decodedText = decodedData.toString();
87	4/12 ✓ Branch 1 taken 4 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 4 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 4 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 4 times. ✗ Branch 11 not taken. ✗ Branch 13 not taken. ✗ Branch 14 not taken. ✗ Branch 16 not taken. ✗ Branch 17 not taken.	8	GATEXX_TEST_CHECK_EQUAL(content, decodedText);
88
89		8	}
90
91			#if !defined(GATE_ENCODE_NO_ADVANCED_COMPRESSION) && defined(GATE_EXTLIB_BZIP2)
92
93	2/7 ✓ Branch 2 taken 1 times. ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken. ✗ Branch 11 not taken. ✗ Branch 12 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken.	6	GATEXX_TEST_UNIT(Bzip2)
94			{
95		2	test_encoder_decoder<Bzip2Encoder, Bzip2Decoder>();
96		2	}
97
98			#endif
99
100			#if !defined(GATE_ENCODE_NO_ADVANCED_COMPRESSION) && (defined(GATE_EXTLIB_LZMASDK) \|\| defined(GATE_EXTLIB_XZUTILS))
101
102	2/7 ✓ Branch 2 taken 1 times. ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken. ✗ Branch 11 not taken. ✗ Branch 12 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken.	6	GATEXX_TEST_UNIT(Xz)
103			{
104	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	test_encoder_decoder<XzEncoder, XzDecoder>();
105
106	1/2 ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken.	4	LocalMemStream plain(static_cast<void const*>(content.c_str()), content.length());
107	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	MemStream xzencoded;
108	4/14 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 1 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 1 times. ✗ Branch 11 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken. ✗ Branch 17 not taken. ✗ Branch 18 not taken. ✗ Branch 20 not taken. ✗ Branch 21 not taken.	2	GATEXX_TEST_CHECK_NOTHROW(XzEncoder::run(plain, XzEncoder::Compression_Maximum, xzencoded));
109		2	}
110
111			#endif
112
113	2/7 ✓ Branch 2 taken 1 times. ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken. ✗ Branch 11 not taken. ✗ Branch 12 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken.	6	GATEXX_TEST_UNIT(Zlib)
114			{
115		2	test_encoder_decoder<ZlibEncoder, ZlibDecoder>();
116
117		2	test_encoder_decoder<GZipEncoder, GZipDecoder>();
118		2	}
119
120	2/7 ✓ Branch 2 taken 1 times. ✓ Branch 3 taken 1 times. ✗ Branch 4 not taken. ✗ Branch 11 not taken. ✗ Branch 12 not taken. ✗ Branch 14 not taken. ✗ Branch 15 not taken.	6	GATEXX_TEST_UNIT(Zip)
121			{
122	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	MemFileStream zip_output;
123			{
124	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	ZipWriter writer(zip_output);
125	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	ZipEntry entry;
126
127	2/4 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken.	2	entry.setPath("/test.txt");
128	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	2	entry.setSize(content.size());
129	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	entry.setAttributes(File::Attrib_File);
130	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	entry.setAccessBits(File::Access_AllRead \| File::Access_AllWrite);
131	2/4 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken.	2	entry.setModifiedDate(Time::now());
132	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	2	writer.add(entry, content.c_str());
133
134	2/4 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken.	2	entry.setPath("/test2.txt");
135	1/2 ✓ Branch 2 taken 1 times. ✗ Branch 3 not taken.	2	writer.add(entry, content.c_str());
136
137	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	writer.flush();
138			}
139
140			{
141	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	MemFileStream zip_input = zip_output.share();
142	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	ZipReader reader(zip_input);
143	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	ZipEntry entry = reader.getFirstEntry();
144	6/16 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken. ✓ Branch 7 taken 1 times. ✗ Branch 8 not taken. ✓ Branch 10 taken 1 times. ✗ Branch 11 not taken. ✓ Branch 15 taken 1 times. ✗ Branch 16 not taken. ✓ Branch 18 taken 1 times. ✗ Branch 19 not taken. ✗ Branch 21 not taken. ✗ Branch 22 not taken. ✗ Branch 24 not taken. ✗ Branch 25 not taken.	2	GATEXX_TEST_CHECK_EQUAL(entry.getPath(), "/test.txt");
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146
147	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	const bool_t secondEntryFound = reader.getNextEntry(entry);
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151			}
152
153			{
154	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	MemFileStream zip_input = zip_output.share();
155	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	ZipReader reader(zip_input);
156	2/4 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken.	2	ZipEntry entry = reader.findEntry("/test.txt");
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159
160	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	StringStream extractedData;
161	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	reader.extractContent(extractedData);
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163			}
164
165			{
166	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	MemFileStream zip_input = zip_output.share();
167	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	ZipReader reader(zip_input);
168	2/4 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken. ✓ Branch 4 taken 1 times. ✗ Branch 5 not taken.	2	ZipEntry entry = reader.findEntry("/test2.txt");
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171
172	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	4	StringStream extractedData;
173	1/2 ✓ Branch 1 taken 1 times. ✗ Branch 2 not taken.	2	reader.extractContent(extractedData);
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175			}
176
177		2	}
178