Ensure that toString returns a string when using integers. Use assertSame to have a stricter check.

Author: jasonvarga

src/Fields/LabeledValue.php

@@ -28,7 +28,7 @@ public function label()
 
     public function __toString()
     {
-        return $this->value ?? '';
+        return (string) $this->value ?? '';
     }
 
     public function toArray()

tests/Fields/LabeledValueTest.php

@@ -21,8 +21,9 @@ function it_gets_the_label_and_value()
     /** @test */
     function it_converts_to_a_string()
     {
-        $this->assertEquals('world', (string) new LabeledValue('world', 'World'));
-        $this->assertEquals('',  (string) new LabeledValue(null, null));
+        $this->assertSame('world', (new LabeledValue('world', 'World'))->__toString());
+        $this->assertSame('',  (new LabeledValue(null, null))->__toString());
+        $this->assertSame('4',  (new LabeledValue(4, 'Four'))->__toString());
     }
 
     /** @test */