feat: increase test coverage

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

tests/Unit/Pdf/Svg/SvgPathCommandParserTest.php

@@ -0,0 +1,113 @@
+<?php
+
+// SPDX-FileCopyrightText: 2026 LibreSign
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
+declare(strict_types=1);
+
+namespace LibreSign\XObjectTemplate\Tests\Unit\Pdf\Svg;
+
+use InvalidArgumentException;
+use LibreSign\XObjectTemplate\Pdf\Svg\SvgPathCommandParser;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+final class SvgPathCommandParserTest extends TestCase
+{
+    public function testConvertPathDataSupportsLineCommandsAndClosePath(): void
+    {
+        $parser = new SvgPathCommandParser();
+
+        $result = $parser->convertPathData(
+            'M 0 0 L 10 0 H 15 V 5 Z',
+            0.0,
+            10.0,
+            '/tmp/shape.svg',
+            [1.0, 0.0, 0.0, 1.0, 0.0, 0.0],
+        );
+
+        self::assertStringContainsString('0.000000 10.000000 m', $result);
+        self::assertStringContainsString('10.000000 10.000000 l', $result);
+        self::assertStringContainsString('15.000000 10.000000 l', $result);
+        self::assertStringContainsString('15.000000 5.000000 l', $result);
+        self::assertStringEndsWith('h', $result);
+    }
+
+    public function testConvertPathDataSupportsRelativeMoveImplicitLinesAndTransformMatrix(): void
+    {
+        $parser = new SvgPathCommandParser();
+
+        $result = $parser->convertPathData(
+            'm 1 1 2 0 0 2',
+            0.0,
+            20.0,
+            '/tmp/relative.svg',
+            [2.0, 0.0, 0.0, 2.0, 1.0, 3.0],
+        );
+
+        self::assertStringContainsString('3.000000 15.000000 m', $result);
+        self::assertStringContainsString('7.000000 15.000000 l', $result);
+        self::assertStringContainsString('7.000000 11.000000 l', $result);
+    }
+
+    public function testConvertPathDataSupportsCubicQuadraticAndArcCommands(): void
+    {
+        $parser = new SvgPathCommandParser();
+
+        $result = $parser->convertPathData(
+            'M 0 10 C 2 8 4 8 6 10 Q 8 12 10 10 T 14 10 A 4 2 0 0 1 18 10',
+            0.0,
+            20.0,
+            '/tmp/curves.svg',
+            [1.0, 0.0, 0.0, 1.0, 0.0, 0.0],
+        );
+
+        self::assertGreaterThanOrEqual(4, substr_count($result, ' c'));
+        self::assertStringContainsString('0.000000 10.000000 m', $result);
+        self::assertStringContainsString('6.000000 10.000000 c', $result);
+        self::assertStringContainsString('14.000000 10.000000 c', $result);
+    }
+
+    #[DataProvider('provideInvalidPathScenarios')]
+    public function testConvertPathDataRejectsInvalidSequences(string $pathData, string $expectedMessage): void
+    {
+        $parser = new SvgPathCommandParser();
+
+        $this->expectException(InvalidArgumentException::class);
+        $this->expectExceptionMessage($expectedMessage);
+
+        $parser->convertPathData(
+            $pathData,
+            0.0,
+            10.0,
+            '/tmp/invalid.svg',
+            [1.0, 0.0, 0.0, 1.0, 0.0, 0.0],
+        );
+    }
+
+    /**
+     * @return iterable<string, array{pathData: string, expectedMessage: string}>
+     */
+    public static function provideInvalidPathScenarios(): iterable
+    {
+        yield 'empty path data' => [
+            'pathData' => '',
+            'expectedMessage' => 'Unsupported or empty SVG path data in "/tmp/invalid.svg".',
+        ];
+
+        yield 'path without initial command' => [
+            'pathData' => '1 2 3',
+            'expectedMessage' => 'Invalid SVG path command sequence in "/tmp/invalid.svg".',
+        ];
+
+        yield 'malformed move command' => [
+            'pathData' => 'M 1',
+            'expectedMessage' => 'Malformed SVG path data in "/tmp/invalid.svg".',
+        ];
+
+        yield 'unsupported command' => [
+            'pathData' => 'M 1 1 R 2 2',
+            'expectedMessage' => 'SVG path command "R" is not supported for source "/tmp/invalid.svg".',
+        ];
+    }
+}