Add in some very basic unit testing code to make sure that at least o…

…ne test returns with a result so that initial builds don't break in Travis CI.

phpunit.config.xml

@@ -16,8 +16,12 @@
 		 strict="false"
 		 bootstrap="tests/bootstrap.php">
 	<testsuites>
+		<!-- Default test suite to run all tests. -->
 		<testsuite>
 			<directory prefix="test-" suffix=".php">./tests/</directory>
 		</testsuite>
 	</testsuites>
+	<logging>
+		<log type="coverage-html" target="coverage" title="PHPUnit" charset="UTF-8" yui="true" highlight="true" />
+	</logging>
 </phpunit>

tests/bootstrap.php

@@ -2,14 +2,94 @@
 /**
  * Subtitles Unit Tests Bootstrap
  *
- * @since 1.0.1
+ * @package Subtitles
+ *
+ * @since 1.0.2
  */
 
 /**
  * Turn on error reporting.
  *
- * @since 1.0.1
+ * @link http://www.php.net//manual/en/function.error-reporting.php
+ *
+ * @since 1.0.2
  */
 error_reporting( E_ALL ); // Report all PHP Errors.
 ini_set( 'error_reporting', E_ALL ); // Same as above.
+ini_set( 'display_errors', 'on' ); // Display errors.
+
+/**
+ * PHPUnit by defaults disables Xdebug backtrace, but we'll put this
+ * here to be explicit about it.
+ *
+ * @link http://xdebug.org/docs/all_functions#xdebug_disable
+ *
+ * @since 1.0.2
+ */
+if( function_exists( 'xdebug_disable' ) ) {
+	xdebug_disable();
+} // end if xdebug_disable check
+
+/**
+ * Output a little bit of helpful information about the testing suite,
+ * which is the same information that we use within the main plugin
+ * file. For the version, we're just keeping it in line with the version
+ * of Subtitles. The unit testing suite and the plugin are all the same thing
+ * as far as versioning goes, but we won't do version bumps on Subtitles
+ * for improvements to the testing suite, since this isn't something that gets
+ * shipped with the public plugin on WordPress.org.
+ *
+ * @since 1.0.2
+ */
+echo "Subtitles WordPress Plugin Unit Testing Suite v1.0.2" . PHP_EOL;
+echo "Author: Philip Arthur Moore" . PHP_EOL;
+echo "License: GNU General Public License v2 or later" . PHP_EOL . PHP_EOL;
+
+/**
+ * Define Subtitles plugin directory.
+ * This should output (something)/(something)/subtitles/
+ *
+ * @since 1.0.2
+ */
+define( 'SUBTITLES_PLUGIN_DIR', dirname( dirname( __FILE__ ) ) . '/'  );
+
+/**
+ * Define Subtitles unit tests directory.
+ * This should output (something)/(something)/subtitles/tests/
+ *
+ * @since 1.0.2
+ */
+define( 'SUBTITLES_TESTS_DIR', dirname( __FILE__ ) ) . '/';
+
+/**
+ * Activate Subtitles in WordPress so that it can be tested.
+ *
+ * After this, the value for $GLOBALS[ 'wp_tests_options' ] should be 'subtitles/subtitles.php'.
+ *
+ * @since 1.0.2
+ */
+$GLOBALS[ 'wp_tests_options' ] = array(
+	'active_plugins' => array( basename( dirname( dirname( __FILE__ ) ) ) . '/subtitles.php' ),
+);
 
+/**
+ * If the development repository for WordPress has been defined, then use it.
+ * The constant for that will be WP_DEVELOP_DIR. If the constant isn't defined,
+ * then assume that Subtitles has been installed in a checkout (git or svn) of
+ * the WordPress development version.
+ *
+ * getenv( 'WP_DEVELOP_DIR' ) is a boolean.
+ *
+ * @since 1.0.2
+ */
+if( false !== getenv( 'WP_DEVELOP_DIR' ) ) {
+	// functions used before loading WordPress
+	require getenv( 'WP_DEVELOP_DIR' ) . '/tests/phpunit/includes/functions.php';
+	// Installs WordPress for running the tests and loads WordPress and the test libraries
+	require getenv( 'WP_DEVELOP_DIR' ) . '/tests/phpunit/includes/bootstrap.php';
+} else {
+	// functions used before loading WordPress
+	require '../../../../tests/phpunit/includes/functions.php';
+	// Installs WordPress for running the tests and loads WordPress and the test libraries
+	require '../../../../tests/phpunit/includes/bootstrap.php';
+}

tests/test-unit-tests.php

@@ -0,0 +1,7 @@
+<?php
+class SampleTest extends WP_UnitTestCase {
+	function testSample() {
+		// replace this with some actual testing code
+		$this->assertTrue( true );
+	}
+}