Merge pull request tempestphp#84 from vsergiu93/feat-add-not-starts-w…

…ith-and-not-ends-with

Adds  DoesNotStartWith and DoesNotEndWith validation rules

src/Validation/Rules/DoesNotEndWith.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Validation\Rules;
+
+use Attribute;
+use Tempest\Interface\Rule;
+
+#[Attribute]
+class DoesNotEndWith implements Rule
+{
+    public function __construct(
+        private string $needle
+    ) {
+    }
+
+    public function isValid(mixed $value): bool
+    {
+        return ! str_ends_with($value, $this->needle);
+    }
+
+    public function message(): string
+    {
+        return "Value should not end with {$this->needle}";
+    }
+}

src/Validation/Rules/DoesNotStartWith.php

@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tempest\Validation\Rules;
+
+use Attribute;
+use Tempest\Interface\Rule;
+
+#[Attribute]
+final readonly class DoesNotStartWith implements Rule
+{
+    public function __construct(
+        private string $needle
+    ) {
+    }
+
+    public function isValid(mixed $value): bool
+    {
+        return ! str_starts_with($value, $this->needle);
+    }
+
+    public function message(): string
+    {
+        return "Value should not start with {$this->needle}";
+    }
+}

tests/Validation/Rules/DoesNotEndWithTest.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Tempest\Validation\Rules;
+
+use Tempest\Validation\Rules\DoesNotEndWith;
+use Tests\Tempest\TestCase;
+
+class DoesNotEndWithTest extends TestCase
+{
+    /**
+     *
+     * @dataProvider dataSets
+     */
+    public function test_rule(string $needle, string $stringToTest, bool $expected): void
+    {
+        $rule = new DoesNotEndWith($needle);
+
+        $this->assertEquals($expected, $rule->isValid($stringToTest));
+    }
+
+    public static function dataSets(): array
+    {
+        return [
+            'should return false if it ends with the given string' => ['test', 'this is a test', false],
+            'should return true if it does not end with the given string' => ['test', 'test this is a', true],
+            'should return true for an empty string' => ['test', '', true],
+            'should return true for a single non-matching character' => ['test', 'a', true],
+            'should return false for a matching character string' => ['a', 'banana', false],
+            'should return true if it ends with a different string' => [
+                'test',
+                'this is a test best',
+                true,
+            ],
+            'should return true if the string is the reverse of the given string' => ['test', 'tset', true],
+            'should return false if the string and given string are the same' => ['test', 'test', false],
+        ];
+    }
+}

tests/Validation/Rules/DoesNotStartWithTest.php

@@ -0,0 +1,37 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Tempest\Validation\Rules;
+
+use Tempest\Validation\Rules\DoesNotStartWith;
+use Tests\Tempest\TestCase;
+
+class DoesNotStartWithTest extends TestCase
+{
+    /**
+     *
+     * @dataProvider dataSets
+     *
+     */
+    public function test_rule(string $needle, string $stringToTest, bool $expected): void
+    {
+        $rule = new DoesNotStartWith($needle);
+
+        $this->assertEquals($expected, $rule->isValid($stringToTest));
+    }
+
+    public static function dataSets(): array
+    {
+        return [
+            'should return false if it starts with the given string' => ['test', 'test this is a test', false],
+            'should return true if it does not start with the given string' => ['test', 'this is a test', true],
+            'should return true for an empty string' => ['test', '', true],
+            'should return true for a single non-matching character' => ['test', 'a', true],
+            'should return false for a matching character string' => ['a', 'apple', false],
+            'should return true if it starts with a different string' => ['test', 'best this is a test', true],
+            'should return true if the string is the reverse of the given string' => ['test', 'tset', true],
+            'should return false if the string and given string are the same' => ['test', 'test', false],
+        ];
+    }
+}