Added additional tests

tests/Validator/Constraints/BigDecimal/BigDecimalGreaterThanValidatorTest.php

@@ -0,0 +1,95 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ *  Copyright (C) 2019 - 2026 Jan Böhmer (https://github.com/jbtronics)
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero 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 Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Tests\Validator\Constraints\BigDecimal;
+
+use App\Validator\Constraints\BigDecimal\BigDecimalGreaterThanValidator;
+use App\Validator\Constraints\BigDecimal\BigDecimalPositive;
+use Brick\Math\BigDecimal;
+use Symfony\Component\Validator\ConstraintValidatorInterface;
+use Symfony\Component\Validator\Test\ConstraintValidatorTestCase;
+
+/**
+ * Tests BigDecimalGreaterThanValidator via the BigDecimalPositive constraint (value > 0).
+ */
+final class BigDecimalGreaterThanValidatorTest extends ConstraintValidatorTestCase
+{
+    protected function createValidator(): ConstraintValidatorInterface
+    {
+        return new BigDecimalGreaterThanValidator();
+    }
+
+    public function testNullIsValid(): void
+    {
+        $this->validator->validate(null, new BigDecimalPositive());
+        $this->assertNoViolation();
+    }
+
+    public function testPositiveIntegerIsValid(): void
+    {
+        $this->validator->validate(1, new BigDecimalPositive());
+        $this->assertNoViolation();
+    }
+
+    public function testPositiveStringIsValid(): void
+    {
+        $this->validator->validate('0.01', new BigDecimalPositive());
+        $this->assertNoViolation();
+    }
+
+    public function testPositiveBigDecimalIsValid(): void
+    {
+        $this->validator->validate(BigDecimal::of('1.5'), new BigDecimalPositive());
+        $this->assertNoViolation();
+    }
+
+    public function testZeroIsInvalid(): void
+    {
+        $constraint = new BigDecimalPositive();
+        $this->validator->validate(0, $constraint);
+        $this->buildViolation($constraint->message)
+            ->setParameters(['{{ value }}' => '0', '{{ compared_value }}' => '0', '{{ compared_value_type }}' => 'int'])
+            ->setCode(\Symfony\Component\Validator\Constraints\GreaterThan::TOO_LOW_ERROR)
+            ->assertRaised();
+    }
+
+    public function testZeroBigDecimalIsInvalid(): void
+    {
+        $constraint = new BigDecimalPositive();
+        $this->validator->validate(BigDecimal::of('0.00'), $constraint);
+        $this->buildViolation($constraint->message)
+            ->setParameters(['{{ value }}' => '0.00', '{{ compared_value }}' => '0', '{{ compared_value_type }}' => 'int'])
+            ->setCode(\Symfony\Component\Validator\Constraints\GreaterThan::TOO_LOW_ERROR)
+            ->assertRaised();
+    }
+
+    public function testNegativeIsInvalid(): void
+    {
+        $constraint = new BigDecimalPositive();
+        $this->validator->validate(-1, $constraint);
+        $this->buildViolation($constraint->message)
+            ->setParameters(['{{ value }}' => '-1', '{{ compared_value }}' => '0', '{{ compared_value_type }}' => 'int'])
+            ->setCode(\Symfony\Component\Validator\Constraints\GreaterThan::TOO_LOW_ERROR)
+            ->assertRaised();
+    }
+}