Bug 1753004, r=mhowell

Differential Revision: https://phabricator.services.mozilla.com/D138321

uriloader/exthandler/tests/mochitest/browser.ini

@@ -34,13 +34,16 @@ support-files =
   file_txt_attachment_test.txt^headers^
   file_xml_attachment_binary_octet_stream.xml
   file_xml_attachment_binary_octet_stream.xml^headers^
-  file_xml_attachment_test.xml
-  file_xml_attachment_test.xml^headers^
+  file_green.webp
+  file_green.webp^headers^
 [browser_download_preferred_action.js]
 support-files =
   mime_type_download.sjs
 [browser_download_privatebrowsing.js]
 [browser_download_skips_dialog.js]
+support-files =
+  file_green.webp
+  file_green.webp^headers^
 [browser_download_spam_permissions.js]
 support-files =
   test_spammy_page.html
@@ -56,11 +59,11 @@ support-files =
   file_as.exe^headers^
 [browser_filehandling_loop.js]
 [browser_launched_app_save_directory.js]
- # This test checks the save destination of the
- # open with app download on Windows, Linux and OS X.
-skip-if = (os == 'android')
 support-files =
   file_pdf_application_pdf.pdf
+  file_pdf_application_pdf.pdf^headers^
+  file_green.webp
+  file_green.webp^headers^
 [browser_local_files_no_save_without_asking.js]
 support-files =
   file_pdf_binary_octet_stream.pdf
@@ -68,6 +71,13 @@ support-files =
 support-files =
   file_pdf_binary_octet_stream.pdf
 [browser_shows_where_to_save_dialog.js]
+support-files =
+  file_green.webp
+  file_green.webp^headers^
+  file_pdf_application_pdf.pdf
+  file_pdf_application_pdf.pdf^headers^
+  file_txt_attachment_test.txt
+  file_txt_attachment_test.txt^headers^
 [browser_open_internal_choice_persistence.js]
 skip-if =
   apple_silicon # bug 1752482

uriloader/exthandler/tests/mochitest/browser_download_open_with_internal_handler.js

@@ -121,6 +121,7 @@ add_task(async function setup() {
   registerRestoreHandler("application/pdf", "pdf");
   registerRestoreHandler("binary/octet-stream", "pdf");
   registerRestoreHandler("application/unknown", "pdf");
+  registerRestoreHandler("image/webp", "webp");
 });
 
 /**
@@ -572,18 +573,21 @@ add_task(async function test_check_open_with_external_then_internal() {
  */
 add_task(
   async function test_internal_handler_hidden_with_viewable_internally_type() {
+    await SpecialPowers.pushPrefEnv({
+      set: [["image.webp.enabled", true]],
+    });
     Services.telemetry.clearEvents();
 
     const mimeInfosToRestore = alwaysAskForHandlingTypes({
-      "text/xml": "xml",
       "binary/octet-stream": "xml",
+      "image/webp": "webp",
     });
 
     for (let [file, checkDefault] of [
       // The default for binary/octet-stream is changed by the PDF tests above,
       // this may change given bug 1659008, so I'm just ignoring the default for now.
       ["file_xml_attachment_binary_octet_stream.xml", false],
-      ["file_xml_attachment_test.xml", true],
+      ["file_green.webp", true],
     ]) {
       let dialogWindowPromise = BrowserTestUtils.domWindowOpenedAndLoaded();
       let loadingTab = await BrowserTestUtils.openNewForegroundTab({
@@ -608,13 +612,21 @@ add_task(
       checkTelemetry(
         "open " + file + " for viewable internal type",
         "ask",
-        file == "file_xml_attachment_test.xml" ? "other" : "octetstream",
+        file.endsWith(".webp") ? "other" : "octetstream",
         "attachment"
       );
 
-      ok(!internalHandlerRadio.hidden, "The option should be visible for XML");
+      let fileDesc = file.substring(file.lastIndexOf(".") + 1);
+
+      ok(
+        !internalHandlerRadio.hidden,
+        `The option should be visible for ${fileDesc}`
+      );
       if (checkDefault) {
-        ok(internalHandlerRadio.selected, "The option should be selected");
+        ok(
+          internalHandlerRadio.selected,
+          `The option should be selected for ${fileDesc}`
+        );
       }
 
       let dialog = doc.querySelector("#unknownContentType");

uriloader/exthandler/tests/mochitest/browser_download_skips_dialog.js

@@ -13,6 +13,7 @@ add_task(async function skipDialogAndDownloadFile() {
     set: [
       ["browser.download.improvements_to_download_panel", true],
       ["browser.download.useDownloadDir", true],
+      ["image.webp.enabled", true],
     ],
   });
 
@@ -26,7 +27,7 @@ add_task(async function skipDialogAndDownloadFile() {
 
   let loadingTab = await BrowserTestUtils.openNewForegroundTab({
     gBrowser,
-    opening: TEST_PATH + "file_image_svgxml.svg",
+    opening: TEST_PATH + "file_green.webp",
     waitForLoad: false,
     waitForStateStop: true,
   });

uriloader/exthandler/tests/mochitest/browser_launched_app_save_directory.js

@@ -13,7 +13,10 @@ const TEST_PATH = getRootDirectory(gTestPath).replace(
 
 add_task(async function setup() {
   await SpecialPowers.pushPrefEnv({
-    set: [["browser.download.improvements_to_download_panel", true]],
+    set: [
+      ["browser.download.improvements_to_download_panel", true],
+      ["image.webp.enabled", true],
+    ],
   });
   const allowDirectoriesVal = DownloadIntegration.allowDirectories;
   DownloadIntegration.allowDirectories = true;
@@ -35,7 +38,7 @@ async function aDownloadLaunchedWithAppIsSavedInFolder(downloadDir) {
 
   let loadingTab = await BrowserTestUtils.openNewForegroundTab({
     gBrowser,
-    opening: TEST_PATH + "file_image_svgxml.svg",
+    opening: TEST_PATH + "file_green.webp",
     waitForLoad: false,
     waitForStateStop: true,
   });

uriloader/exthandler/tests/mochitest/browser_shows_where_to_save_dialog.js

@@ -46,7 +46,10 @@ add_task(async function setup() {
 // the filetype is set to save to disk.
 add_task(async function aDownloadSavedToDiskPromptsForFolder() {
   let publicList = await Downloads.getList(Downloads.PUBLIC);
-  ensureMIMEState({ preferredAction: saveToDisk });
+  ensureMIMEState(
+    { preferredAction: saveToDisk },
+    { type: "text/plain", ext: "txt" }
+  );
   registerCleanupFunction(async () => {
     await publicList.removeFinished();
   });
@@ -76,7 +79,10 @@ add_task(async function aDownloadSavedToDiskPromptsForFolder() {
 add_task(async function testFilesHandledInternally() {
   let dir = await setupFilePickerDirectory();
 
-  ensureMIMEState({ preferredAction: handleInternally });
+  ensureMIMEState(
+    { preferredAction: handleInternally },
+    { type: "image/webp", ext: "webp" }
+  );
 
   let filePickerShown = false;
   MockFilePicker.showCallback = function(fp) {
@@ -88,14 +94,14 @@ add_task(async function testFilesHandledInternally() {
     gBrowser,
     url => {
       info("Got load for " + url);
-      return url.endsWith("file_image_svgxml.svg") && url.startsWith("file:");
+      return url.endsWith("file_green.webp") && url.startsWith("file:");
     },
     true,
     true
   );
   let loadingTab = await BrowserTestUtils.openNewForegroundTab({
     gBrowser,
-    opening: TEST_PATH + "file_image_svgxml.svg",
+    opening: TEST_PATH + "file_green.webp",
     waitForLoad: false,
     waitForStateStop: true,
   });
@@ -103,7 +109,7 @@ add_task(async function testFilesHandledInternally() {
   let openedTab = await thirdTabPromise;
   ok(!filePickerShown, "file picker should not have shown up.");
 
-  assertCorrectFile(dir, "file_image_svgxml.svg");
+  assertCorrectFile(dir, "file_green.webp");
 
   // Cleanup
   BrowserTestUtils.removeTab(loadingTab);
@@ -289,8 +295,11 @@ function createSaveDir() {
   return saveDir;
 }
 
-function ensureMIMEState({ preferredAction, preferredHandlerApp = null }) {
-  const mimeInfo = gMimeSvc.getFromTypeAndExtension("application/pdf", "pdf");
+function ensureMIMEState(
+  { preferredAction, preferredHandlerApp = null },
+  { type = "application/pdf", ext = "pdf" } = {}
+) {
+  const mimeInfo = gMimeSvc.getFromTypeAndExtension(type, ext);
   mimeInfo.preferredAction = preferredAction;
   mimeInfo.preferredApplicationHandler = preferredHandlerApp;
   mimeInfo.alwaysAskBeforeHandling = false;

uriloader/exthandler/tests/mochitest/file_green.webp^headers^

@@ -0,0 +1,3 @@
+Content-Disposition: attachment; filename=file_green.webp
+Content-Type: image/webp
+