diff --git a/tests/BackedEnum.php b/tests/Enums/BackedEnum.php
similarity index 94%
rename from tests/BackedEnum.php
rename to tests/Enums/BackedEnum.php
index b020853..8e06696 100644
--- a/tests/BackedEnum.php
+++ b/tests/Enums/BackedEnum.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Cerbero\Enum;
+namespace Cerbero\Enum\Enums;
 
 use Cerbero\Enum\Attributes\Meta;
 use Cerbero\Enum\Concerns\Enumerates;
diff --git a/tests/InvalidMetaAttribute.php b/tests/Enums/InvalidMetaAttribute.php
similarity index 89%
rename from tests/InvalidMetaAttribute.php
rename to tests/Enums/InvalidMetaAttribute.php
index 4889037..16dcc92 100644
--- a/tests/InvalidMetaAttribute.php
+++ b/tests/Enums/InvalidMetaAttribute.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Cerbero\Enum;
+namespace Cerbero\Enum\Enums;
 
 use Cerbero\Enum\Attributes\Meta;
 use Cerbero\Enum\Concerns\Enumerates;
diff --git a/tests/PureEnum.php b/tests/Enums/PureEnum.php
similarity index 94%
rename from tests/PureEnum.php
rename to tests/Enums/PureEnum.php
index 4922b07..866ed84 100644
--- a/tests/PureEnum.php
+++ b/tests/Enums/PureEnum.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Cerbero\Enum;
+namespace Cerbero\Enum\Enums;
 
 use Cerbero\Enum\Attributes\Meta;
 use Cerbero\Enum\Concerns\Enumerates;
diff --git a/tests/BackedEnumTest.php b/tests/Unit/BackedEnumTest.php
similarity index 97%
rename from tests/BackedEnumTest.php
rename to tests/Unit/BackedEnumTest.php
index 6241b63..a0d5508 100644
--- a/tests/BackedEnumTest.php
+++ b/tests/Unit/BackedEnumTest.php
@@ -1,9 +1,9 @@
 <?php
 
 use Cerbero\Enum\CasesCollection;
-use Cerbero\Enum\BackedEnum;
+use Cerbero\Enum\Enums\BackedEnum;
 use Cerbero\Enum\Enums;
-use Cerbero\Enum\PureEnum;
+use Cerbero\Enum\Enums\PureEnum;
 use Pest\Expectation;
 
 it('determines whether the enum is pure')
@@ -299,8 +299,8 @@
     ]);
 
 it('throws a value error when hydrating backed cases with a missing value', fn() => BackedEnum::from(4))
-    ->throwsIf(version_compare(PHP_VERSION, '8.2') == -1, ValueError::class, '4 is not a valid backing value for enum "Cerbero\Enum\BackedEnum"')
-    ->throwsIf(version_compare(PHP_VERSION, '8.2') >= 0, ValueError::class, '4 is not a valid backing value for enum Cerbero\Enum\BackedEnum');
+    ->throwsIf(version_compare(PHP_VERSION, '8.2') == -1, ValueError::class, '4 is not a valid backing value for enum "Cerbero\Enum\Enums\BackedEnum"')
+    ->throwsIf(version_compare(PHP_VERSION, '8.2') >= 0, ValueError::class, '4 is not a valid backing value for enum Cerbero\Enum\Enums\BackedEnum');
 
 it('retrieves the case hydrated from a value or returns null')
     ->expect(fn(int $value, ?BackedEnum $case) => BackedEnum::tryFrom($value) === $case)
@@ -323,7 +323,7 @@
     ]);
 
 it('throws a value error when hydrating backed cases with a missing name', fn() => BackedEnum::fromName('four'))
-    ->throws(ValueError::class, '"four" is not a valid name for enum "Cerbero\Enum\BackedEnum"');
+    ->throws(ValueError::class, '"four" is not a valid name for enum "Cerbero\Enum\Enums\BackedEnum"');
 
 it('retrieves the case hydrated from a name or returns null')
     ->expect(fn(string $name, ?BackedEnum $case) => BackedEnum::tryFromName($name) === $case)
@@ -352,7 +352,7 @@
     ->toBe([BackedEnum::two]);
 
 it('throws a value error when hydrating cases with an invalid meta', fn() => BackedEnum::fromMeta('color', 'orange'))
-    ->throws(ValueError::class, 'Invalid value for the meta "color" for enum "Cerbero\Enum\BackedEnum"');
+    ->throws(ValueError::class, 'Invalid value for the meta "color" for enum "Cerbero\Enum\Enums\BackedEnum"');
 
 it('retrieves the case hydrated from a meta or returns null')
     ->expect(fn(string $meta, mixed $value, ?array $cases) => BackedEnum::tryFromMeta($meta, $value)?->all() === $cases)
@@ -375,7 +375,7 @@
     ->toBe(1);
 
 it('fails handling the call to an invalid enum method', fn() => BackedEnum::four())
-    ->throws(ValueError::class, '"four" is not a valid name for enum "Cerbero\Enum\BackedEnum"');
+    ->throws(ValueError::class, '"four" is not a valid name for enum "Cerbero\Enum\Enums\BackedEnum"');
 
 it('runs custom logic when calling an inaccessible enum method', function() {
     Enums::onStaticCall(function(string $enum, string $name, array $arguments) {
@@ -392,7 +392,7 @@
 });
 
 it('handles the call to an inaccessible case method', fn() => BackedEnum::one->unknownMethod())
-    ->throws(Error::class, 'The case Cerbero\Enum\BackedEnum::one has no "unknownMethod" meta set');
+    ->throws(Error::class, 'The case Cerbero\Enum\Enums\BackedEnum::one has no "unknownMethod" meta set');
 
 it('runs custom logic when calling an inaccessible case method', function() {
     Enums::onCall(function(object $case, string $name, array $arguments) {
@@ -448,7 +448,7 @@
     ->toBe('red');
 
 it('throws a value error when attempting to retrieve an invalid item', fn() => BackedEnum::one->resolveItem('invalid'))
-    ->throws(ValueError::class, 'The case Cerbero\Enum\BackedEnum::one has no "invalid" meta set');
+    ->throws(ValueError::class, 'The case Cerbero\Enum\Enums\BackedEnum::one has no "invalid" meta set');
 
 it('retrieves the value of a backed case or the name of a pure case', function() {
     expect(BackedEnum::one->value())->toBe(1);
diff --git a/tests/CasesCollectionTest.php b/tests/Unit/CasesCollectionTest.php
similarity index 99%
rename from tests/CasesCollectionTest.php
rename to tests/Unit/CasesCollectionTest.php
index 3c88656..aaa0396 100644
--- a/tests/CasesCollectionTest.php
+++ b/tests/Unit/CasesCollectionTest.php
@@ -1,8 +1,8 @@
 <?php
 
-use Cerbero\Enum\BackedEnum;
+use Cerbero\Enum\Enums\BackedEnum;
 use Cerbero\Enum\CasesCollection;
-use Cerbero\Enum\PureEnum;
+use Cerbero\Enum\Enums\PureEnum;
 use Pest\Expectation;
 
 it('turns into a JSON with pure cases', function() {
diff --git a/tests/PureEnumTest.php b/tests/Unit/PureEnumTest.php
similarity index 97%
rename from tests/PureEnumTest.php
rename to tests/Unit/PureEnumTest.php
index a4c6738..790f54b 100644
--- a/tests/PureEnumTest.php
+++ b/tests/Unit/PureEnumTest.php
@@ -2,8 +2,8 @@
 
 use Cerbero\Enum\CasesCollection;
 use Cerbero\Enum\Enums;
-use Cerbero\Enum\InvalidMetaAttribute;
-use Cerbero\Enum\PureEnum;
+use Cerbero\Enum\Enums\InvalidMetaAttribute;
+use Cerbero\Enum\Enums\PureEnum;
 use Pest\Expectation;
 
 it('determines whether the enum is pure')
@@ -309,7 +309,7 @@
     ]);
 
 it('throws a value error when hydrating cases with an invalid value', fn() => PureEnum::from('1'))
-    ->throws(ValueError::class, '"1" is not a valid name for enum "Cerbero\Enum\PureEnum"');
+    ->throws(ValueError::class, '"1" is not a valid name for enum "Cerbero\Enum\Enums\PureEnum"');
 
 it('retrieves the case hydrated from a value or returns null')
     ->expect(fn(string $value, ?PureEnum $case) => PureEnum::tryFrom($value) === $case)
@@ -332,7 +332,7 @@
     ]);
 
 it('throws a value error when hydrating cases with an invalid name', fn() => PureEnum::fromName('1'))
-    ->throws(ValueError::class, '"1" is not a valid name for enum "Cerbero\Enum\PureEnum"');
+    ->throws(ValueError::class, '"1" is not a valid name for enum "Cerbero\Enum\Enums\PureEnum"');
 
 it('retrieves the case hydrated from a name or returns null')
     ->expect(fn(string $name, ?PureEnum $case) => PureEnum::tryFromName($name) === $case)
@@ -361,7 +361,7 @@
     ->toBe([PureEnum::two]);
 
 it('throws a value error when hydrating cases with an invalid meta', fn() => PureEnum::fromMeta('color', 'orange'))
-    ->throws(ValueError::class, 'Invalid value for the meta "color" for enum "Cerbero\Enum\PureEnum"');
+    ->throws(ValueError::class, 'Invalid value for the meta "color" for enum "Cerbero\Enum\Enums\PureEnum"');
 
 it('retrieves the case hydrated from a meta or returns null')
     ->expect(fn(string $meta, mixed $value, ?array $cases) => PureEnum::tryFromMeta($meta, $value)?->all() === $cases)
@@ -384,7 +384,7 @@
     ->toBe('one');
 
 it('fails handling the call to an invalid enum method', fn() => PureEnum::four())
-    ->throws(ValueError::class, '"four" is not a valid name for enum "Cerbero\Enum\PureEnum"');
+    ->throws(ValueError::class, '"four" is not a valid name for enum "Cerbero\Enum\Enums\PureEnum"');
 
 it('runs custom logic when calling an inaccessible enum method', function() {
     Enums::onStaticCall(function(string $enum, string $name, array $arguments) {
@@ -401,7 +401,7 @@
 });
 
 it('handles the call to an inaccessible case method', fn() => PureEnum::one->unknownMethod())
-    ->throws(Error::class, 'The case Cerbero\Enum\PureEnum::one has no "unknownMethod" meta set');
+    ->throws(Error::class, 'The case Cerbero\Enum\Enums\PureEnum::one has no "unknownMethod" meta set');
 
 it('runs custom logic when calling an inaccessible case method', function() {
     Enums::onCall(function(object $case, string $name, array $arguments) {
@@ -456,7 +456,7 @@
     ->toBe('red');
 
 it('throws a value error when attempting to retrieve an invalid item', fn() => PureEnum::one->resolveItem('invalid'))
-    ->throws(ValueError::class, 'The case Cerbero\Enum\PureEnum::one has no "invalid" meta set');
+    ->throws(ValueError::class, 'The case Cerbero\Enum\Enums\PureEnum::one has no "invalid" meta set');
 
 it('retrieves the value of a backed case or the name of a pure case', function() {
     expect(PureEnum::one->value())->toBe('one');