wordpress-develop/tests/phpunit/tests/post/getPostsByAuthorSql.php

<?php

/**
 * @group post
 */
class Tests_Post_GetPostsByAuthorSql extends WP_UnitTestCase {

	public function test_post_type_post(){
		$maybe_string = get_posts_by_author_sql( 'post' );
		$this->assertContains( "post_type = 'post'", $maybe_string );
	}

	public function test_post_type_page(){
		$maybe_string = get_posts_by_author_sql( 'page' );
		$this->assertContains( "post_type = 'page'", $maybe_string );
	}

	public function test_non_existent_post_type(){
		$maybe_string = get_posts_by_author_sql( 'non_existent_post_type' );
		$this->assertContains( '1 = 0', $maybe_string );
	}

	public function test_full_true(){
		$maybe_string = get_posts_by_author_sql( 'post', true );
		$this->assertRegExp( '/^WHERE /', $maybe_string );
	}

	public function test_full_false(){
		$maybe_string = get_posts_by_author_sql( 'post', false );
		$this->assertNotRegExp( '/^WHERE /', $maybe_string );
	}

	public function test_post_type_clause_should_be_included_when_full_is_true(){
		$maybe_string = get_posts_by_author_sql( 'post', true );
		$this->assertContains( "post_type = 'post'", $maybe_string );
	}

	public function test_post_type_clause_should_be_included_when_full_is_false(){
		$maybe_string = get_posts_by_author_sql( 'post', false );
		$this->assertContains( "post_type = 'post'", $maybe_string );
	}

	public function test_post_author_should_create_post_author_clause(){
		$maybe_string = get_posts_by_author_sql( 'post', true, 1  );
		$this->assertContains( 'post_author = 1', $maybe_string );
	}

	public function test_public_only_true_should_not_allow_any_private_posts_for_loggedin_user(){
		$current_user = get_current_user_id();
		$u = $this->factory->user->create();
		wp_set_current_user( $u );

		$maybe_string = get_posts_by_author_sql( 'post', true, $u, true );
		$this->assertNotContains( "post_status = 'private'", $maybe_string );

		wp_set_current_user( $current_user );
	}

	public function test_public_only_should_default_to_false(){
		$current_user = get_current_user_id();
		$u = $this->factory->user->create();
		wp_set_current_user( $u );

		$this->assertSame( get_posts_by_author_sql( 'post', true, $u, false ), get_posts_by_author_sql( 'post', true, $u ) );

		wp_set_current_user( $current_user );
	}

	public function test_public_only_false_should_allow_current_user_access_to_own_private_posts_when_current_user_matches_post_author(){
		$current_user = get_current_user_id();
		$u = $this->factory->user->create();
		wp_set_current_user( $u );

		$maybe_string = get_posts_by_author_sql( 'post', true, $u, false );
		$this->assertContains( "post_status = 'private'", $maybe_string );

		wp_set_current_user( $current_user );
	}

	public function test_public_only_false_should_not_allow_access_to_private_posts_if_current_user_is_not_post_author(){
		$current_user = get_current_user_id();
		$u1 = $this->factory->user->create();
		$u2 = $this->factory->user->create();
		wp_set_current_user( $u1 );

		$maybe_string = get_posts_by_author_sql( 'post', true, $u2, false );
		$this->assertNotContains( "post_status = 'private'", $maybe_string );

		wp_set_current_user( $current_user );
	}

	public function test_public_only_false_should_allow_current_user_access_to_own_private_posts_when_post_author_is_not_provided(){
		$current_user = get_current_user_id();
		$u = $this->factory->user->create();
		wp_set_current_user( $u );

		$maybe_string = get_posts_by_author_sql( 'post', true, $u, false );
		$this->assertContains( "post_status = 'private'", $maybe_string );
		$this->assertContains( "post_author = $u", $maybe_string );

		wp_set_current_user( $current_user );
	}

	public function test_administrator_should_have_access_to_private_posts_when_public_only_is_false(){
		$current_user = get_current_user_id();
		$u = $this->factory->user->create( array( 'role' => 'administrator' ) );
		wp_set_current_user( $u );

		$maybe_string = get_posts_by_author_sql( 'post', true, null, false );
		$this->assertContains( "post_status = 'private'", $maybe_string );
		$this->assertNotContains( 'post_author', $maybe_string );

		wp_set_current_user( $current_user );
	}
}