Ticket #30188: 30188.diff

src/wp-includes/functions.php

@@ -4762 +4762 @@
 
         return (bool) $var;
 }
+
+/**
+ * Check if any number of constants are defined and true.
+ *
+ * e.g. wp_check_constants( array( 'DOING_AJAX', 'DOING_AUTOSAVE' ) )
+ *
+ * @since  4.1.0
+ *
+ * @param  string|array $constants Constant(s) to test.
+ * @return bool True if all provided constants are defined and true, otherwise false.
+ */
+function wp_check_constants( $constants = '' ) {
+        foreach( (array) $constants as $constant ) {
+                if ( ! is_constant_true( $constant ) ) {
+                        return false;
+                }
+        }
+
+        return true;
+}
+
+/**
+ * Check if a constant is defined and true.
+ *
+ * @since  4.1.0
+ *
+ * @param  string $constants Constant to test.
+ * @return bool              True if constant is defined and true, otherwise false.
+ */
+function is_constant_true( $constant = '' ) {
+        $constant = strtoupper( $constant );
+        return defined( $constant ) && true === constant( $constant );
+}

tests/phpunit/tests/post.php

@@ -991 +991 @@
                 _unregister_taxonomy( $tax );
         }
 
+        /**
+         * @ticket 30188
+         */
+        function test_is_constant_true_true() {
+                define( 'TEST_IS_CONSTANT_TRUE_TRUE', true );
+                $expected = is_constant_true( 'TEST_IS_CONSTANT_TRUE_TRUE' );
+                $this->assertTrue( $expected );
+        }
+
+        /**
+         * @ticket 30188
+         */
+        function test_is_constant_true_false() {
+                define( 'TEST_IS_CONSTANT_TRUE_FALSE', false );
+                $expected = is_constant_true( 'TEST_IS_CONSTANT_TRUE_FALSE' );
+                $this->assertFalse( $expected );
+        }
+
+        /**
+         * @ticket 30188
+         */
+        function test_wp_check_constants_true() {
+                define( 'TEST_WP_CHECK_CONSTANTS_TRUE_A', true );
+                define( 'TEST_WP_CHECK_CONSTANTS_TRUE_B', true );
+                $expected = wp_check_constants( array( 'TEST_WP_CHECK_CONSTANTS_TRUE_A', 'TEST_WP_CHECK_CONSTANTS_TRUE_B' ) );
+                $this->assertTrue( $expected );
+        }
+
+        /**
+         * @ticket 30188
+         */
+        function test_wp_check_constants_false() {
+                define( 'TEST_WP_CHECK_CONSTANTS_FALSE_A', true );
+                define( 'TEST_WP_CHECK_CONSTANTS_FALSE_B', false );
+                $expected = wp_check_constants( array( 'TEST_WP_CHECK_CONSTANTS_FALSE_A', 'TEST_WP_CHECK_CONSTANTS_FALSE_B' ) );
+                $this->assertFalse( $expected );
+        }
+
 }