Add tests for immutable Location

Author: alies-dev

tests/LocationTest.php

@@ -0,0 +1,147 @@
+<?php
+
+declare(strict_types=1);
+
+namespace InteractionDesignFoundation\GeoIP\Tests;
+
+use InteractionDesignFoundation\GeoIP\Location;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\Test;
+
+#[CoversClass(Location::class)]
+class LocationTest extends TestCase
+{
+    #[Test]
+    public function with_attribute_returns_new_instance_and_original_is_unchanged(): void
+    {
+        $original = new Location([
+            'ip' => '81.2.69.142',
+            'iso_code' => 'US',
+        ]);
+
+        $modified = $original->withAttribute('iso_code', 'DE');
+
+        $this->assertNotSame($original, $modified);
+        $this->assertSame('US', $original->iso_code);
+        $this->assertSame('DE', $modified->iso_code);
+        $this->assertSame('81.2.69.142', $modified->ip);
+    }
+
+    #[Test]
+    public function offset_set_throws_bad_method_call_exception(): void
+    {
+        $location = new Location(['ip' => '127.0.0.1']);
+
+        $this->expectException(\BadMethodCallException::class);
+
+        $location['ip'] = '10.0.0.1';
+    }
+
+    #[Test]
+    public function offset_unset_throws_bad_method_call_exception(): void
+    {
+        $location = new Location(['ip' => '127.0.0.1']);
+
+        $this->expectException(\BadMethodCallException::class);
+
+        unset($location['ip']);
+    }
+
+    #[Test]
+    public function constructor_sets_default_and_cached_to_false(): void
+    {
+        $location = new Location(['ip' => '127.0.0.1']);
+
+        $this->assertFalse($location->default);
+        $this->assertFalse($location->cached);
+    }
+
+    #[Test]
+    public function constructor_preserves_provided_default_and_cached_values(): void
+    {
+        $location = new Location([
+            'ip' => '127.0.0.1',
+            'default' => true,
+            'cached' => true,
+        ]);
+
+        $this->assertTrue($location->default);
+        $this->assertTrue($location->cached);
+    }
+
+    #[Test]
+    public function reading_attributes_via_magic_get(): void
+    {
+        $location = new Location([
+            'ip' => '81.2.69.142',
+            'iso_code' => 'US',
+            'country' => 'United States',
+            'city' => 'New Haven',
+            'state' => 'CT',
+            'lat' => 41.31,
+            'lon' => -72.92,
+        ]);
+
+        $this->assertSame('81.2.69.142', $location->ip);
+        $this->assertSame('US', $location->iso_code);
+        $this->assertSame('United States', $location->country);
+        $this->assertSame('New Haven', $location->city);
+        $this->assertSame('CT', $location->state);
+        $this->assertSame(41.31, $location->lat);
+        $this->assertSame(-72.92, $location->lon);
+    }
+
+    #[Test]
+    public function reading_attributes_via_array_access(): void
+    {
+        $location = new Location([
+            'ip' => '81.2.69.142',
+            'iso_code' => 'US',
+        ]);
+
+        $this->assertSame('81.2.69.142', $location['ip']);
+        $this->assertSame('US', $location['iso_code']);
+    }
+
+    #[Test]
+    public function isset_returns_true_for_existing_attributes(): void
+    {
+        $location = new Location([
+            'ip' => '81.2.69.142',
+            'iso_code' => 'US',
+        ]);
+
+        $this->assertTrue(isset($location->ip));
+        $this->assertTrue(isset($location->iso_code));
+        $this->assertTrue(isset($location->default));
+        $this->assertFalse(isset($location->nonexistent));
+    }
+
+    #[Test]
+    public function to_array_returns_all_attributes(): void
+    {
+        $attributes = [
+            'ip' => '81.2.69.142',
+            'iso_code' => 'US',
+            'country' => 'United States',
+        ];
+
+        $location = new Location($attributes);
+        $result = $location->toArray();
+
+        $this->assertSame('81.2.69.142', $result['ip']);
+        $this->assertSame('US', $result['iso_code']);
+        $this->assertSame('United States', $result['country']);
+        $this->assertFalse($result['default']);
+        $this->assertFalse($result['cached']);
+    }
+
+    #[Test]
+    public function same_returns_true_for_matching_ip(): void
+    {
+        $location = new Location(['ip' => '81.2.69.142']);
+
+        $this->assertTrue($location->same('81.2.69.142'));
+        $this->assertFalse($location->same('10.0.0.1'));
+    }
+}