| <!DOCTYPE html> |
| <title>Plugin starting with TEXT/HTML</title> |
| <object data="about:blank" type="text/html"></object> |
| <script> |
| var object = document.querySelector("object"); |
| window.addEventListener("load", init); |
| |
| function init() { |
| let href = window.location.href; |
| const token = "?test_data="; |
| let query_index = href.indexOf(token); |
| let test_data = null; |
| if (query_index !== -1) { |
| test_data = href.substr(query_index + token.length).split(","); |
| } |
| |
| if (test_data) { |
| let test_command = |
| `${test_data[0]}('${test_data.splice(1).join("','")}');`; |
| window.eval(test_command); |
| } |
| } |
| |
| // Returns true if |w| is cross-origin with |window|. |
| function is_cross_origin(w) { |
| let result = false; |
| try { |
| w.location.origin; |
| } catch(e) { |
| result = true; |
| } |
| return result; |
| } |
| |
| // Navigates <object> to |cross_origin_url|. Then sets the object type to |
| // "text/csv" and triggers a MimeHandlerView creation. The test succeeds if |
| // the MHV extension is loaded. |
| function test_cross_origin_frame(cross_origin_url, csv_url) { |
| object.data = cross_origin_url; |
| object.onload = () => { |
| if (!is_cross_origin(window[0])) |
| return; |
| object.type = "text/csv"; |
| object.data = csv_url; |
| }; |
| } |
| |
| // Navigates the <object> to |cross_origin_url| and after a very short timeout |
| // sets the object type and source to "text/csv". The test succeeds if the |
| // MHV extension is loaded. |
| function test_navigation_race_embedder(cross_origin_url, csv_url) { |
| object.data = cross_origin_url; |
| window.setTimeout(() => { |
| object.type = "text/csv"; |
| object.data = csv_url; |
| }, 0); |
| } |
| |
| // Navigates the object to some cross-origin content which then navigates it |
| // self to another location passed through the query. After the load event, |
| // the <object> is set to render a MimeHandlerView. This would lead to a |
| // navigation race: the browser will try to navigate the content frame to |
| // 'about:blank' while the cross-process renderer triggers its own navigation. |
| // The test succeeds when the MHV extension is loaded. |
| function test_navigation_race_cross_origin(cross_origin_url, |
| other_cross_origin_url, |
| csv_url) { |
| object.data = `${cross_origin_url}?next=${other_cross_origin_url}`; |
| object.onload = () => { |
| if (!is_cross_origin(window[0])) |
| return; |
| if (object.data === csv_url) |
| return; |
| object.type = "text/csv"; |
| object.data = csv_url; |
| }; |
| } |
| </script> |
