diff --git tests/phpunit/tests/post.php tests/phpunit/tests/post.php
index cab19d8..0962f92 100644
--- tests/phpunit/tests/post.php
+++ tests/phpunit/tests/post.php
@@ -738,6 +738,61 @@ class Tests_Post extends WP_UnitTestCase {
 	}
 
 	/**
+	 * @ticket 19373
+	 */
+	function test_insert_programmatic_without_current_user_success() {
+		$this->_unset_current_user();
+
+		register_taxonomy( 'test_tax', 'post' );
+
+		$title = rand_str();
+		$post_data = array(
+			'post_author' => $this->author_id,
+			'post_status' => 'public',
+			'post_content' => rand_str(),
+			'post_title' => $title,
+			'tax_input' => array(
+				'test_tax' => array( 'term', 'term2', 'term3' )
+			)
+		);
+		// with sanitize set to false
+		$insert_post_id = wp_insert_post( $post_data, true, false );
+
+		$post = get_post( $insert_post_id );
+		$this->assertEquals( $post->post_author, $this->author_id );
+		$this->assertEquals( $post->post_title, $title );
+
+		$terms = wp_get_object_terms( $insert_post_id, 'test_tax' );
+		$this->assertTrue( ( is_array( $terms ) && count( $terms ) == 3 ) );
+	}
+
+	/**
+	 * @ticket 19373
+	 */
+	function test_insert_programmatic_without_current_user_fail() {
+		$this->_unset_current_user();
+
+		register_taxonomy( 'test_tax', 'post' );
+
+		$title = rand_str();
+		$post_data = array(
+			// post_author not set
+			'post_status' => 'public',
+			'post_content' => rand_str(),
+			'post_title' => $title,
+			'tax_input' => array(
+				'test_tax' => array( 'term', 'term2', 'term3' )
+			)
+		);
+		// with sanitize set to false
+		$insert_post_id = wp_insert_post( $post_data, true, false );
+
+		// should error because no default user exists and no post author is passed in
+		$this->assertInstanceOf( 'WP_Error', $insert_post_id );
+		$this->assertEquals( 'empty_author', $insert_post_id->get_error_code() );
+	}
+
+	/**
 	 * @ticket 24803
 	 */
 	function test_wp_count_posts() {