// META: script=../resources/utils.js const url = "http://{{host}}:{{ports[http][1]}}" + dirname(location.pathname) + RESOURCES_DIR + "top.txt", sharedHeaders = "?pipe=header(Access-Control-Expose-Headers,*)|header(Test,X)|header(Set-Cookie,X)|header(*,whoa)|" promise_test(() => { const headers = "header(Access-Control-Allow-Origin,*)" return fetch(url + sharedHeaders + headers).then(resp => { assert_equals(resp.status, 200) assert_equals(resp.type , "cors") assert_equals(resp.headers.get("test"), "X") assert_equals(resp.headers.get("set-cookie"), null) assert_equals(resp.headers.get("*"), "whoa") }) }, "Basic Access-Control-Expose-Headers: * support") promise_test(() => { const origin = location.origin, // assuming an ASCII origin headers = "header(Access-Control-Allow-Origin," + origin + ")|header(Access-Control-Allow-Credentials,true)" return fetch(url + sharedHeaders + headers, { credentials:"include" }).then(resp => { assert_equals(resp.status, 200) assert_equals(resp.type , "cors") assert_equals(resp.headers.get("content-type"), "text/plain") // safelisted assert_equals(resp.headers.get("test"), null) assert_equals(resp.headers.get("set-cookie"), null) assert_equals(resp.headers.get("*"), "whoa") }) }, "* for credentialed fetches only matches literally") promise_test(() => { const headers = "header(Access-Control-Allow-Origin,*)|header(Access-Control-Expose-Headers,set-cookie\\,*)" return fetch(url + sharedHeaders + headers).then(resp => { assert_equals(resp.status, 200) assert_equals(resp.type , "cors") assert_equals(resp.headers.get("test"), "X") assert_equals(resp.headers.get("set-cookie"), null) assert_equals(resp.headers.get("*"), "whoa") }) }, "* can be one of several values") done();