GCC Code Coverage Report

Directory: ./
File: TESTS/TEST_READ_PNG/main.cpp
Date: 2025-09-08 17:09:06
Exec Total Coverage
Lines: 56 56 100.0%
Functions: 4 4 100.0%
Branches: 76 76 100.0%
Line Branch Exec Source
1 /***************************************
2 Auteur : Pierre Aubert
3 Mail : pierre.aubert@lapp.in2p3.fr
4 Licence : CeCILL-C
5 ****************************************/
6
7 #include "PImagePng.h"
8
9 ///Check the const image
10 /** @param image : image to be checked
11 * @return true on success, false otherwise
12 */
13 1 bool checkConstImage(const PImagePng & image){
14 1 const png_byte* ptr = image.getData();
15 1 return ptr != NULL;
16 }
17
18 ///Test the read of a png file
19 /** @return true on success, false otherwise
20 */
21 1 bool testReadPng(){
22
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 1 PPath fileName(LOGO_PNG_IMAGE);
23
24
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 1 PImagePng image;
25 1 bool b(true);
26
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 1 b &= !image.read(PPath(""));
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 1 b &= !image.read(PPath("someInexistingFile.png"));
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 1 b &= !image.read(PPath("someInexistingFile.txt"));
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 1 b &= image.read(fileName);
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 1 std::cout << "testReadPng : image width = " << image.getWidth() << ", height = " << image.getHeight() << ", nbBytePerPixel = " << image.getNbBytePerPixel() << std::endl;
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 1 b &= image.getWidth() == 346u;
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 1 b &= image.getHeight() == 70u;
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 1 b &= image.getNbBytePerPixel() == 4;
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 1 std::cout << "testReadPng : after read b = " << b << std::endl;
37
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 1 PImagePng image2(image), image3;
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 1 image3 = image;
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 1 b &= image2.getWidth() == image.getWidth();
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 1 b &= image3.getWidth() == image.getWidth();
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 1 std::cout << "testReadPng : copy image width : b = " << b << std::endl;
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 1 b &= image2.getHeight() == image.getHeight();
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 1 b &= image3.getHeight() == image.getHeight();
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 1 std::cout << "testReadPng : copy image height : b = " << b << std::endl;
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 1 b &= image2.getNbBytePerPixel() == image.getNbBytePerPixel();
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 1 b &= image3.getNbBytePerPixel() == image.getNbBytePerPixel();
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 1 std::cout << "testReadPng : copy image nbBytePerPixel : b = " << b << std::endl;
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 1 image3.createImage(200, 100);
50 1 color_t r(0), g(0), b1(0), a(0), r3(0), g3(0), b3(0), a3(0);
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 1 image.getColor(20lu, 10lu, r, g, b1, a);
52
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 1 image2.getColor(20lu, 10lu, r3, g3, b3, a3);
53 1 b &= r == r3;
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 1 std::cout << "testReadPng : check R b = " << b << std::endl;
55 1 b &= g == g3;
56
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 1 std::cout << "testReadPng : check G b = " << b << std::endl;
57 1 b &= b1 == b3;
58
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 1 std::cout << "testReadPng : check B b = " << b << std::endl;
59 1 b &= a == a3;
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 1 std::cout << "testReadPng : check A b = " << b << std::endl;
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 1 b &= checkConstImage(image);
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 1 std::cout << "testReadPng : b = " << b << std::endl;
63 1 return b;
64 1 }
65
66 ///Test the basic image
67 /** @return true on success, false otherwise
68 */
69 1 bool testBasePImage(){
70
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 1 PImagePng image;
71
72 1 bool b(true);
73
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 1 b &= image.getWidth() == 0lu;
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 1 b &= image.getHeight() == 0u;
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 1 b &= image.getNbBytePerPixel() == 0;
76
77 1 return b;
78 1 }
79
80 1 int main(int argc, char** argv){
81 1 bool b(true);
82 1 b &= testReadPng();
83 1 b &= testBasePImage();
84 1 return b - 1;
85 }
86
87