Improve types and test functions

src/Lunr/Core/Configuration.php

@@ -55,7 +55,7 @@ class Configuration implements ArrayAccess, Iterator, Countable
      * @param array<int|string,mixed>|bool $bootstrap Bootstrap config values, aka config values used before
      *                                                the class has been instantiated.
      */
-    public function __construct($bootstrap = FALSE)
+    public function __construct(array|bool $bootstrap = FALSE)
     {
         if (!is_array($bootstrap))
         {
@@ -248,7 +248,7 @@ public function offsetUnset(mixed $offset): void
      */
     public function offsetGet(mixed $offset): mixed
     {
-        return isset($this->config[$offset]) ? $this->config[$offset] : NULL;
+        return $this->config[$offset] ?? NULL;
     }
 
     /**

src/Lunr/Core/Tests/ConfigurationArrayAccessTest.php

@@ -34,7 +34,7 @@ public function setUp(): void
      *
      * @dataProvider existingConfigPairProvider
      */
-    public function testOffsetExists($offset): void
+    public function testOffsetExists(mixed $offset): void
     {
         $this->assertTrue($this->class->offsetExists($offset));
     }
@@ -46,7 +46,7 @@ public function testOffsetExists($offset): void
      *
      * @dataProvider nonExistingConfigPairProvider
      */
-    public function testOffsetDoesNotExist($offset): void
+    public function testOffsetDoesNotExist(mixed $offset): void
     {
         $this->assertFalse($this->class->offsetExists($offset));
     }
@@ -58,7 +58,7 @@ public function testOffsetDoesNotExist($offset): void
      *
      * @dataProvider existingConfigPairProvider
      */
-    public function testOffsetGetWithExistingOffset($offset): void
+    public function testOffsetGetWithExistingOffset(mixed $offset): void
     {
         $this->assertEquals($this->config[$offset], $this->class->offsetGet($offset));
     }
@@ -70,7 +70,7 @@ public function testOffsetGetWithExistingOffset($offset): void
      *
      * @dataProvider nonExistingConfigPairProvider
      */
-    public function testOffsetGetWithNonExistingOffset($offset): void
+    public function testOffsetGetWithNonExistingOffset(mixed $offset): void
     {
         $this->assertNull($this->class->offsetGet($offset));
     }

src/Lunr/Core/Tests/ConfigurationArrayUsageTest.php

@@ -61,7 +61,7 @@ public function testArrayWriteAccess(): void
      * @dataProvider existingConfigPairProvider
      * @depends      Lunr\Core\Tests\ConfigurationArrayAccessTest::testOffsetExists
      */
-    public function testIssetOnExistingOffset($offset): void
+    public function testIssetOnExistingOffset(mixed $offset): void
     {
         $this->assertTrue(isset($this->class[$offset]));
     }
@@ -74,7 +74,7 @@ public function testIssetOnExistingOffset($offset): void
      * @dataProvider nonExistingConfigPairProvider
      * @depends      Lunr\Core\Tests\ConfigurationArrayAccessTest::testOffsetDoesNotExist
      */
-    public function testIssetOnNonExistingOffset($offset): void
+    public function testIssetOnNonExistingOffset(mixed $offset): void
     {
         $this->assertFalse(isset($this->class[$offset]));
     }
@@ -105,7 +105,7 @@ public function testForeach(): void
             ++$iteration;
         }
 
-        $this->assertEquals($iteration, count($this->class));
+        $this->assertCount($iteration, $this->class);
     }
 
 }

src/Lunr/Core/Tests/ConfigurationBaseTest.php

@@ -136,7 +136,7 @@ public function testNextIncreasesPosition(): void
     public function testCountIsZero(): void
     {
         $this->assertEquals(0, $this->class->count());
-        $this->assertEquals(0, count($this->class));
+        $this->assertCount(0, $this->class);
     }
 
 }

src/Lunr/Core/Tests/ConfigurationConvertArrayToClassTest.php

@@ -27,14 +27,28 @@
         $this->setUpArray([]);
     }
 
+    /**
+     * Test convert_array_to_class() with non-array input values.
+     *
+     * @param mixed $input Various invalid values
+     *
+     * @dataProvider nonArrayValueProvider
+     * @covers       Lunr\Core\Configuration::convert_array_to_class
+     */
+    public function testConvertArrayToClassWithNonArrayValues(mixed$input): void
+    {
+        $method = $this->get_reflection_method('convert_array_to_class');
+        $this->assertEquals($input, $method->invokeArgs($this->class, [ $input ]));
+    }
+
     /**
      * Test convert_array_to_class() with an empty array as input.
      *
      * @covers Lunr\Core\Configuration::convert_array_to_class
      */
     public function testConvertArrayToClassWithEmptyArrayValue(): void
     {
-        $method = $this->get_accessible_reflection_method('convert_array_to_class');
+        $method = $this->get_reflection_method('convert_array_to_class');
         $output = $method->invokeArgs($this->class, [ [] ]);
 
         $this->assertArrayEmpty($output);
@@ -51,7 +65,7 @@
         $input['test']  = 'String';
         $input['test1'] = 1;
 
-        $method = $this->get_accessible_reflection_method('convert_array_to_class');
+        $method = $this->get_reflection_method('convert_array_to_class');
         $output = $method->invokeArgs($this->class, [ $input ]);
 
         $this->assertEquals($input, $output);
@@ -71,17 +85,17 @@
         $config['test2']['test3'] = 1;
         $config['test2']['test4'] = FALSE;
 
-        $method = $this->get_accessible_reflection_method('convert_array_to_class');
+        $method = $this->get_reflection_method('convert_array_to_class');
         $output = $method->invokeArgs($this->class, [ $config ]);
 
         $this->assertTrue(is_array($output));
 
         $this->assertInstanceOf('Lunr\Core\Configuration', $output['test2']);
 
-        $property = $this->get_accessible_reflection_property('size');
+        $property = $this->get_reflection_property('size');
         $this->assertEquals(2, $property->getValue($output['test2']));
 
-        $property = $this->get_accessible_reflection_property('config');
+        $property = $this->get_reflection_property('config');
         $this->assertEquals($config['test2'], $property->getValue($output['test2']));
     }
 

src/Lunr/Core/Tests/ConfigurationLoadFileTest.php

@@ -40,9 +40,6 @@ public function testLoadCorrectFile(): void
         $this->config['load']['one'] = 'Value';
         $this->config['load']['two'] = 'String';
 
-        $property = $this->reflection->getProperty('config');
-        $property->setAccessible(TRUE);
-
         $this->assertEquals($this->config, $this->class->toArray());
     }
 
@@ -53,9 +50,6 @@ public function testLoadCorrectFile(): void
      */
     public function testLoadFileOverwritesValues(): void
     {
-        $property = $this->reflection->getProperty('config');
-        $property->setAccessible(TRUE);
-
         $this->class->load_file('overwrite');
 
         $config                   = [];
@@ -74,9 +68,6 @@ public function testLoadFileOverwritesValues(): void
      */
     public function testLoadFileMergesArrays(): void
     {
-        $property = $this->reflection->getProperty('config');
-        $property->setAccessible(TRUE);
-
         $this->class->load_file('merge');
 
         $config                   = [];
@@ -94,8 +85,7 @@ public function testLoadFileMergesArrays(): void
      */
     public function testLoadInvalidFile(): void
     {
-        $property = $this->reflection->getProperty('config');
-        $property->setAccessible(TRUE);
+        $property = $this->get_reflection_property('config');
 
         $before = $property->getValue($this->class);
 
@@ -122,8 +112,7 @@ public function testLoadNonExistingFile(): void
             $this->expectException('\PHPUnit_Framework_Error');
         }
 
-        $property = $this->reflection->getProperty('config');
-        $property->setAccessible(TRUE);
+        $property = $this->get_reflection_property('config');
 
         $before = $property->getValue($this->class);
 
@@ -139,8 +128,7 @@ public function testLoadNonExistingFile(): void
      */
     public function testLoadFileInvalidatesSize(): void
     {
-        $property = $this->reflection->getProperty('size_invalid');
-        $property->setAccessible(TRUE);
+        $property = $this->get_reflection_property('size_invalid');
 
         $this->assertFalse($property->getValue($this->class));
 

src/Lunr/Core/Tests/ConfigurationTest.php

@@ -26,7 +26,7 @@ abstract class ConfigurationTest extends LunrBaseTest
      * Default config values.
      * @var array
      */
-    protected $config;
+    protected array $config;
 
     /**
      * Instance of the tested class.
@@ -53,7 +53,7 @@ protected function setUpNonArray(): void
      *
      * @return void
      */
-    protected function setUpArray($config): void
+    protected function setUpArray(array $config): void
     {
         $this->config = $config;
         $this->class  = new Configuration($config);