1 files changed, 114 insertions, 0 deletions
diff --git a/www/wiki/tests/phpunit/includes/user/UserArrayFromResultTest.php b/www/wiki/tests/phpunit/includes/user/UserArrayFromResultTest.php
new file mode 100644
index 00000000..beaacec8
--- /dev/null
+++ b/www/wiki/tests/phpunit/includes/user/UserArrayFromResultTest.php
@@ -0,0 +1,114 @@
+<?php
+
+/**
+ * @author Addshore
+ * @covers UserArrayFromResult
+ */
+class UserArrayFromResultTest extends MediaWikiTestCase {
+
+	private function getMockResultWrapper( $row = null, $numRows = 1 ) {
+		$resultWrapper = $this->getMockBuilder( Wikimedia\Rdbms\ResultWrapper::class )
+			->disableOriginalConstructor();
+
+		$resultWrapper = $resultWrapper->getMock();
+		$resultWrapper->expects( $this->atLeastOnce() )
+			->method( 'current' )
+			->will( $this->returnValue( $row ) );
+		$resultWrapper->expects( $this->any() )
+			->method( 'numRows' )
+			->will( $this->returnValue( $numRows ) );
+
+		return $resultWrapper;
+	}
+
+	private function getRowWithUsername( $username = 'fooUser' ) {
+		$row = new stdClass();
+		$row->user_name = $username;
+		return $row;
+	}
+
+	private function getUserArrayFromResult( $resultWrapper ) {
+		return new UserArrayFromResult( $resultWrapper );
+	}
+
+	/**
+	 * @covers UserArrayFromResult::__construct
+	 */
+	public function testConstructionWithFalseRow() {
+		$row = false;
+		$resultWrapper = $this->getMockResultWrapper( $row );
+
+		$object = $this->getUserArrayFromResult( $resultWrapper );
+
+		$this->assertEquals( $resultWrapper, $object->res );
+		$this->assertSame( 0, $object->key );
+		$this->assertEquals( $row, $object->current );
+	}
+
+	/**
+	 * @covers UserArrayFromResult::__construct
+	 */
+	public function testConstructionWithRow() {
+		$username = 'addshore';
+		$row = $this->getRowWithUsername( $username );
+		$resultWrapper = $this->getMockResultWrapper( $row );
+
+		$object = $this->getUserArrayFromResult( $resultWrapper );
+
+		$this->assertEquals( $resultWrapper, $object->res );
+		$this->assertSame( 0, $object->key );
+		$this->assertInstanceOf( User::class, $object->current );
+		$this->assertEquals( $username, $object->current->mName );
+	}
+
+	public static function provideNumberOfRows() {
+		return [
+			[ 0 ],
+			[ 1 ],
+			[ 122 ],
+		];
+	}
+
+	/**
+	 * @dataProvider provideNumberOfRows
+	 * @covers UserArrayFromResult::count
+	 */
+	public function testCountWithVaryingValues( $numRows ) {
+		$object = $this->getUserArrayFromResult( $this->getMockResultWrapper(
+			$this->getRowWithUsername(),
+			$numRows
+		) );
+		$this->assertEquals( $numRows, $object->count() );
+	}
+
+	/**
+	 * @covers UserArrayFromResult::current
+	 */
+	public function testCurrentAfterConstruction() {
+		$username = 'addshore';
+		$userRow = $this->getRowWithUsername( $username );
+		$object = $this->getUserArrayFromResult( $this->getMockResultWrapper( $userRow ) );
+		$this->assertInstanceOf( User::class, $object->current() );
+		$this->assertEquals( $username, $object->current()->mName );
+	}
+
+	public function provideTestValid() {
+		return [
+			[ $this->getRowWithUsername(), true ],
+			[ false, false ],
+		];
+	}
+
+	/**
+	 * @dataProvider provideTestValid
+	 * @covers UserArrayFromResult::valid
+	 */
+	public function testValid( $input, $expected ) {
+		$object = $this->getUserArrayFromResult( $this->getMockResultWrapper( $input ) );
+		$this->assertEquals( $expected, $object->valid() );
+	}
+
+	// @todo unit test for key()
+	// @todo unit test for next()
+	// @todo unit test for rewind()
+}