Ticket #37090: 37090.unit-tests.diff

new file tests/phpunit/tests/http/get_http_headers.php

@@ +1 @@
+<?php
+
+/**
+ * @group http
+ */
+class Tests_Get_HTTP_Headers extends WP_UnitTestCase {
+
+        /**
+         * Set up the environment
+         */
+        public function setUp() {
+                parent::setUp();
+
+                // Hook a fake HTTP request response.
+                add_filter( 'pre_http_request', array( $this, 'fake_http_request' ), 10, 3 );
+        }
+
+        /**
+         * Clean up environment
+         */
+        public function tearDown() {
+                parent::tearDown();
+
+                // Clear the hook for the fake HTTP request response.
+                remove_filter( 'pre_http_request', array( $this, 'fake_http_request' ) );
+        }
+
+        /**
+         * Test with a valid URL
+         */
+        public function test_wp_get_http_headers_valid_url() {
+                $result = wp_get_http_headers( 'http://example.com' );
+                $this->assertTrue( $result );
+        }
+
+        /**
+         * Test with an invalid URL
+         */
+        public function test_wp_get_http_headers_invalid_url() {
+                $result = wp_get_http_headers( 'not_an_url' );
+                $this->assertFalse( $result );
+        }
+
+        /**
+         * Test to see if the deprecated argument is working
+         */
+        public function test_wp_get_http_headers_deprecated_argument() {
+                $this->setExpectedDeprecated( 'wp_get_http_headers' );
+
+                wp_get_http_headers( 'does_not_matter', $deprecated = true );
+        }
+
+        /**
+         * Mock the HTTP request response
+         *
+         * @param bool   $false     False.
+         * @param array  $arguments Request arguments.
+         * @param string $url       Request URL.
+         *
+         * @return array|bool
+         */
+        public function fake_http_request( $false, $arguments, $url ) {
+                if ( 'http://example.com' === $url ) {
+                        return array( 'headers' => true );
+                }
+
+                return false;
+        }
+}

new file tests/phpunit/tests/http/remote_retrieve_headers.php

@@ +1 @@
+<?php
+
+/**
+ * @group http
+ */
+class Tests_Remote_Retrieve_Headers extends WP_UnitTestCase {
+
+        /**
+         * Valid response
+         */
+        function test_remote_retrieve_headers_valid_response() {
+                $headers = 'headers_data';
+                $response = array( 'headers' => $headers );
+
+                $result = wp_remote_retrieve_headers( $response );
+                $this->assertEquals( $headers, $result );
+        }
+
+        /**
+         * Response is a WP_Error
+         */
+        function test_remote_retrieve_headers_is_error() {
+                $response = new WP_Error( 'Some error' );
+
+                $result = wp_remote_retrieve_headers( $response );
+                $this->assertEquals( array(), $result );
+        }
+
+        /**
+         * Response does not contain 'headers'
+         */
+        function test_remote_retrieve_headers_invalid_response() {
+                $response = array( 'no_headers' => 'set');
+
+                $result = wp_remote_retrieve_headers( $response );
+                $this->assertEquals( array(), $result );
+        }
+}