1 files changed, 68 insertions, 0 deletions
diff --git a/tests/phpunit/includes/htmlform/HTMLAutoCompleteSelectFieldTest.php b/tests/phpunit/includes/htmlform/HTMLAutoCompleteSelectFieldTest.php
new file mode 100644
index 00000000..2c7f50c9
--- /dev/null
+++ b/tests/phpunit/includes/htmlform/HTMLAutoCompleteSelectFieldTest.php
@@ -0,0 +1,68 @@
+<?php
+/**
+ * Unit tests for HTMLAutoCompleteSelectField
+ *
+ * @covers HTMLAutoCompleteSelectField
+ */
+class HtmlAutoCompleteSelectFieldTest extends MediaWikiTestCase {
+
+	var $options = array(
+		'Bulgaria'     => 'BGR',
+		'Burkina Faso' => 'BFA',
+		'Burundi'      => 'BDI',
+	);
+
+	/**
+	 * Verify that attempting to instantiate an HTMLAutoCompleteSelectField
+	 * without providing any autocomplete options causes an exception to be
+	 * thrown.
+	 *
+	 * @expectedException        MWException
+	 * @expectedExceptionMessage called without any autocompletions
+	 */
+	function testMissingAutocompletions() {
+		new HTMLAutoCompleteSelectField( array( 'fieldname' => 'Test' ) );
+	}
+
+	/**
+	 * Verify that the autocomplete options are correctly encoded as
+	 * the 'data-autocomplete' attribute of the field.
+	 *
+	 * @covers HTMLAutoCompleteSelectField::getAttributes
+	 */
+	function testGetAttributes() {
+		$field = new HTMLAutoCompleteSelectField( array(
+			'fieldname'    => 'Test',
+			'autocomplete' => $this->options,
+		) );
+
+		$attributes = $field->getAttributes( array() );
+		$this->assertEquals( array_keys( $this->options ),
+			FormatJson::decode( $attributes['data-autocomplete'] ),
+			"The 'data-autocomplete' attribute encodes autocomplete option keys as a JSON array."
+		);
+	}
+
+	/**
+	 * Test that the optional select dropdown is included or excluded based on
+	 * the presence or absence of the 'options' parameter.
+	 */
+	function testOptionalSelectElement() {
+		$params = array(
+			'fieldname'    => 'Test',
+			'autocomplete' => $this->options,
+			'options'      => $this->options,
+		);
+
+		$field = new HTMLAutoCompleteSelectField( $params );
+		$html = $field->getInputHTML( false );
+		$this->assertRegExp( '/select/', $html,
+			"When the 'options' parameter is set, the HTML includes a <select>" );
+
+		unset( $params['options'] );
+		$field = new HTMLAutoCompleteSelectField( $params );
+		$html = $field->getInputHTML( false );
+		$this->assertNotRegExp( '/select/', $html,
+			"When the 'options' parameter is not set, the HTML does not include a <select>" );
+	}
+}