PDFObjectTest::testIssue542() - Code Metrics - Inspection of "Fixes text decoding error when Tf command appears..." - smalot/pdfparser - Measure and Improve Code Quality continuously with Scrutinizer

Passed

Pull Request — master (#544)

by Konrad

created 2022-06-27 09:01 UTC

PDFObjectTest::testIssue542() A

↳ Parent: PDFObjectTest

Complexity

Conditions	1
Paths	1

Size

Total Lines	9
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	1
eloc	5
c	0
b	0
f	0
nc	1
nop	0
dl	0
loc	9
rs	10

<?php

/**
 * @file This file is part of the PdfParser library.
 *
 * @author  Konrad Abicht <[email protected]>
 * @date    2020-06-01
 *
 * @author  Sébastien MALOT <[email protected]>
 * @date    2017-01-03
 *
 * @license LGPLv3
 * @url     <https://github.com/smalot/pdfparser>
 *
 *  PdfParser is a pdf library written in PHP, extraction oriented.
 *  Copyright (C) 2017 - Sébastien MALOT <[email protected]>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program.
 *  If not, see <http://www.pdfparser.org/sites/default/LICENSE.txt>.
 */

namespace Tests\Smalot\PdfParser\Integration;

use Smalot\PdfParser\Document;
use Smalot\PdfParser\PDFObject;
use Tests\Smalot\PdfParser\TestCase;

class PDFObjectTest extends TestCase
{
    const TYPE = 't';

    const OPERATOR = 'o';

    const COMMAND = 'c';

    protected function getPdfObjectInstance($document): PDFObject
    {
        return new PDFObject($document);
    }

    public function testGetCommandsText(): void
    {
        $content = "/R14 30 Tf 0.999016 0 0 1 137.4
342.561 Tm
[(A)-168.854( BC D)-220.905(\\(E\\))20.905<20>]
TJ /R14 17.16 Tf <20> Tj
0.999014 0 0 1 336.84 319.161 Tm T* ( \x00m)Tj
/R14 20.04 Tf
ET Q
q -124.774 124.127 5.64213 5.67154 930.307 4436.95 cm
BI";

        $offset = 0;
        $parts = $this->getPdfObjectInstance(new Document())->getCommandsText($content, $offset);
        $reference = [
            [
                self::TYPE => '/',
                self::OPERATOR => 'Tf',
                self::COMMAND => 'R14 30',
            ],
            [
                self::TYPE => '',
                self::OPERATOR => 'Tm',
                self::COMMAND => "0.999016 0 0 1 137.4\n342.561",
            ],
            [
                self::TYPE => '[',
                self::OPERATOR => 'TJ',
                self::COMMAND => [
                    [
                        self::TYPE => '(',
                        self::OPERATOR => '',
                        self::COMMAND => 'A',
                    ],
                    [
                        self::TYPE => 'n',
                        self::OPERATOR => '',
                        self::COMMAND => '-168.854',
                    ],
                    [
                        self::TYPE => '(',
                        self::OPERATOR => '',
                        self::COMMAND => ' BC D',
                    ],
                    [
                        self::TYPE => 'n',
                        self::OPERATOR => '',
                        self::COMMAND => '-220.905',
                    ],
                    [
                        self::TYPE => '(',
                        self::OPERATOR => '',
                        self::COMMAND => '\\(E\\)',
                    ],
                    [
                        self::TYPE => 'n',
                        self::OPERATOR => '',
                        self::COMMAND => '20.905',
                    ],
                    [
                        self::TYPE => '<',
                        self::OPERATOR => '',
                        self::COMMAND => '20',
                    ],
                ],
            ],
            [
                self::TYPE => '/',
                self::OPERATOR => 'Tf',
                self::COMMAND => 'R14 17.16',
            ],
            [
                self::TYPE => '<',
                self::OPERATOR => 'Tj',
                self::COMMAND => '20',
            ],
            [
                self::TYPE => '',
                self::OPERATOR => 'Tm',
                self::COMMAND => '0.999014 0 0 1 336.84 319.161',
            ],
            [
                self::TYPE => '',
                self::OPERATOR => 'T*',
                self::COMMAND => '',
            ],
            [
                self::TYPE => '(',
                self::OPERATOR => 'Tj',
                self::COMMAND => " \x00m",
            ],
            [
                self::TYPE => '/',
                self::OPERATOR => 'Tf',
                self::COMMAND => 'R14 20.04',
            ],
        ];

        $this->assertEquals($parts, $reference);
        $this->assertEquals(172, $offset);
    }

    public function testCleanContent(): void
    {
        $content = '/Shape <</MCID << /Font<8>>> BT >>BDC
Q
/CS0 cs 1 1 0  scn
1 i
/GS0 gs
BT
/TT0 1 Tf
0.0007 Tc 0.0018 Tw 0  Ts 100  Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
(Modificatio[ns] au \\(14\\) septembre 2009 ET 2010)Tj
EMC
(ABC) Tj

[ (a)-4.5(b)6(c)8.8 ( fsdfsdfsdf[]sd) ] TD

ET
/Shape <</MCID 2 >>BDC
q
0.03 841';

        $expected = '_____________________________________
Q
/CS0 cs 1 1 0  scn
1 i
/GS0 gs
BT
/TT0 1 Tf
0.0007 Tc 0.0018 Tw 0  Ts 100  Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
(________________________________________________)Tj
___
(___) Tj

[_____________________________________] TD

ET
______________________
q
0.03 841';

        $cleaned = $this->getPdfObjectInstance(new Document())->cleanContent($content, '_');

        $this->assertEquals($cleaned, $expected);
    }

    public function testGetSectionText(): void
    {
        $content = '/Shape <</MCID 1 >>BDC
Q
/CS0 cs 1 1 0  scn
1 i
/GS0 gs
BT
/TT0 1 Tf
0.0007 Tc 0.0018 Tw 0  Ts 100  Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
(Mod BT atio[ns] au \\(14\\) septembre 2009 ET 2010)Tj
EMC
(ABC) Tj

[ (a)-4.5(b) 6(c)8.8 ( fsdfsdfsdf[ sd) ] TD

ET
/Shape <</MCID [BT] >>BDC BT /TT1 1.5 Tf (BT )Tj ET
q
0.03 841';

        $sections = $this->getPdfObjectInstance(new Document())->getSectionsText($content);

        $this->assertEquals(
            ['Q
/TT0 1 Tf
0.0007 Tc 0.0018 Tw 0  Ts 100  Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
(Mod BT atio[ns] au \(14\) septembre 2009 ET 2010)Tj
EMC
(ABC) Tj

[ (a)-4.5(b) 6(c)8.8 ( fsdfsdfsdf[ sd) ] TD', '/TT1 1.5 Tf (BT )Tj'],
            $sections
        );
    }

    /**
     * Tests behavior with reversed chars instruction.
     *
     * @see: https://github.com/smalot/pdfparser/issues/398
     */
    public function testReversedChars(): void
    {
        $filename = $this->rootDir.'/samples/bugs/Issue398.pdf';

        $parser = $this->getParserInstance();
        $document = $parser->parseFile($filename);
        $pages = $document->getPages();

        $this->assertStringContainsString('שלומי טסט', $pages[0]->getText());
    }

    /**
     * Tests Tf commands are outside the text block
     *
     * @see: https://github.com/smalot/pdfparser/issues/542
     */
    public function testIssue542(): void
    {
        $filename = $this->rootDir.'/samples/bugs/Issue542.pdf';

        $parser = $this->getParserInstance();
        $document = $parser->parseFile($filename);
        $pages = $document->getPages();

        $this->assertStringContainsString("Timbre imprimé sur laposte.frFRANCESD : 87000639942948A\nLettre verte \n\nMax 50g\nFRANCE     ", $pages[0]->getText());
    }
}


1			<?php
2
3			/**
4			* @file This file is part of the PdfParser library.
5			*
6			* @author Konrad Abicht <[email protected]>
7			* @date 2020-06-01
8			*
9			* @author Sébastien MALOT <[email protected]>
10			* @date 2017-01-03
11			*
12			* @license LGPLv3
13			* @url <https://github.com/smalot/pdfparser>
14			*
15			* PdfParser is a pdf library written in PHP, extraction oriented.
16			* Copyright (C) 2017 - Sébastien MALOT <[email protected]>
17			*
18			* This program is free software: you can redistribute it and/or modify
19			* it under the terms of the GNU Lesser General Public License as published by
20			* the Free Software Foundation, either version 3 of the License, or
21			* (at your option) any later version.
22			*
23			* This program is distributed in the hope that it will be useful,
24			* but WITHOUT ANY WARRANTY; without even the implied warranty of
25			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26			* GNU Lesser General Public License for more details.
27			*
28			* You should have received a copy of the GNU Lesser General Public License
29			* along with this program.
30			* If not, see <http://www.pdfparser.org/sites/default/LICENSE.txt>.
31			*/
32
33			namespace Tests\Smalot\PdfParser\Integration;
34
35			use Smalot\PdfParser\Document;
36			use Smalot\PdfParser\PDFObject;
37			use Tests\Smalot\PdfParser\TestCase;
38
39			class PDFObjectTest extends TestCase
40			{
41			const TYPE = 't';
42
43			const OPERATOR = 'o';
44
45			const COMMAND = 'c';
46
47			protected function getPdfObjectInstance($document): PDFObject
48			{
49			return new PDFObject($document);
50			}
51
52			public function testGetCommandsText(): void
53			{
54			$content = "/R14 30 Tf 0.999016 0 0 1 137.4
55			342.561 Tm
56			[(A)-168.854( BC D)-220.905(\\(E\\))20.905<20>]
57			TJ /R14 17.16 Tf <20> Tj
58			0.999014 0 0 1 336.84 319.161 Tm T* ( \x00m)Tj
59			/R14 20.04 Tf
60			ET Q
61			q -124.774 124.127 5.64213 5.67154 930.307 4436.95 cm
62			BI";
63
64			$offset = 0;
65			$parts = $this->getPdfObjectInstance(new Document())->getCommandsText($content, $offset);
66			$reference = [
67			[
68			self::TYPE => '/',
69			self::OPERATOR => 'Tf',
70			self::COMMAND => 'R14 30',
71			],
72			[
73			self::TYPE => '',
74			self::OPERATOR => 'Tm',
75			self::COMMAND => "0.999016 0 0 1 137.4\n342.561",
76			],
77			[
78			self::TYPE => '[',
79			self::OPERATOR => 'TJ',
80			self::COMMAND => [
81			[
82			self::TYPE => '(',
83			self::OPERATOR => '',
84			self::COMMAND => 'A',
85			],
86			[
87			self::TYPE => 'n',
88			self::OPERATOR => '',
89			self::COMMAND => '-168.854',
90			],
91			[
92			self::TYPE => '(',
93			self::OPERATOR => '',
94			self::COMMAND => ' BC D',
95			],
96			[
97			self::TYPE => 'n',
98			self::OPERATOR => '',
99			self::COMMAND => '-220.905',
100			],
101			[
102			self::TYPE => '(',
103			self::OPERATOR => '',
104			self::COMMAND => '\\(E\\)',
105			],
106			[
107			self::TYPE => 'n',
108			self::OPERATOR => '',
109			self::COMMAND => '20.905',
110			],
111			[
112			self::TYPE => '<',
113			self::OPERATOR => '',
114			self::COMMAND => '20',
115			],
116			],
117			],
118			[
119			self::TYPE => '/',
120			self::OPERATOR => 'Tf',
121			self::COMMAND => 'R14 17.16',
122			],
123			[
124			self::TYPE => '<',
125			self::OPERATOR => 'Tj',
126			self::COMMAND => '20',
127			],
128			[
129			self::TYPE => '',
130			self::OPERATOR => 'Tm',
131			self::COMMAND => '0.999014 0 0 1 336.84 319.161',
132			],
133			[
134			self::TYPE => '',
135			self::OPERATOR => 'T*',
136			self::COMMAND => '',
137			],
138			[
139			self::TYPE => '(',
140			self::OPERATOR => 'Tj',
141			self::COMMAND => " \x00m",
142			],
143			[
144			self::TYPE => '/',
145			self::OPERATOR => 'Tf',
146			self::COMMAND => 'R14 20.04',
147			],
148			];
149
150			$this->assertEquals($parts, $reference);
151			$this->assertEquals(172, $offset);
152			}
153
154			public function testCleanContent(): void
155			{
156			$content = '/Shape <</MCID << /Font<8>>> BT >>BDC
157			Q
158			/CS0 cs 1 1 0 scn
159			1 i
160			/GS0 gs
161			BT
162			/TT0 1 Tf
163			0.0007 Tc 0.0018 Tw 0 Ts 100 Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
164			(Modificatio[ns] au \\(14\\) septembre 2009 ET 2010)Tj
165			EMC
166			(ABC) Tj
167
168			[ (a)-4.5(b)6(c)8.8 ( fsdfsdfsdf[]sd) ] TD
169
170			ET
171			/Shape <</MCID 2 >>BDC
172			q
173			0.03 841';
174
175			$expected = '_____________________________________
176			Q
177			/CS0 cs 1 1 0 scn
178			1 i
179			/GS0 gs
180			BT
181			/TT0 1 Tf
182			0.0007 Tc 0.0018 Tw 0 Ts 100 Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
183			(________________________________________________)Tj
184			___
185			(___) Tj
186
187			[_____________________________________] TD
188
189			ET
190			______________________
191			q
192			0.03 841';
193
194			$cleaned = $this->getPdfObjectInstance(new Document())->cleanContent($content, '_');
195
196			$this->assertEquals($cleaned, $expected);
197			}
198
199			public function testGetSectionText(): void
200			{
201			$content = '/Shape <</MCID 1 >>BDC
202			Q
203			/CS0 cs 1 1 0 scn
204			1 i
205			/GS0 gs
206			BT
207			/TT0 1 Tf
208			0.0007 Tc 0.0018 Tw 0 Ts 100 Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
209			(Mod BT atio[ns] au \\(14\\) septembre 2009 ET 2010)Tj
210			EMC
211			(ABC) Tj
212
213			[ (a)-4.5(b) 6(c)8.8 ( fsdfsdfsdf[ sd) ] TD
214
215			ET
216			/Shape <</MCID [BT] >>BDC BT /TT1 1.5 Tf (BT )Tj ET
217			q
218			0.03 841';
219
220			$sections = $this->getPdfObjectInstance(new Document())->getSectionsText($content);
221
222			$this->assertEquals(
223			['Q
224			/TT0 1 Tf
225			0.0007 Tc 0.0018 Tw 0 Ts 100 Tz 0 Tr 24 0 0 24 51.3 639.26025 Tm
226			(Mod BT atio[ns] au \(14\) septembre 2009 ET 2010)Tj
227			EMC
228			(ABC) Tj
229
230			[ (a)-4.5(b) 6(c)8.8 ( fsdfsdfsdf[ sd) ] TD', '/TT1 1.5 Tf (BT )Tj'],
231			$sections
232			);
233			}
234
235			/**
236			* Tests behavior with reversed chars instruction.
237			*
238			* @see: https://github.com/smalot/pdfparser/issues/398
239			*/
240			public function testReversedChars(): void
241			{
242			$filename = $this->rootDir.'/samples/bugs/Issue398.pdf';
243
244			$parser = $this->getParserInstance();
245			$document = $parser->parseFile($filename);
246			$pages = $document->getPages();
247
248			$this->assertStringContainsString('שלומי טסט', $pages[0]->getText());
249			}
250
251			/**
252			* Tests Tf commands are outside the text block
253			*
254			* @see: https://github.com/smalot/pdfparser/issues/542
255			*/
256			public function testIssue542(): void
257			{
258			$filename = $this->rootDir.'/samples/bugs/Issue542.pdf';
259
260			$parser = $this->getParserInstance();
261			$document = $parser->parseFile($filename);
262			$pages = $document->getPages();
263
264			$this->assertStringContainsString("Timbre imprimé sur laposte.frFRANCESD : 87000639942948A\nLettre verte \n\nMax 50g\nFRANCE ", $pages[0]->getText());
265			}
266			}
267

smalot / pdfparser

Pull Request — master (#544)

PDFObjectTest::testIssue542() A

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