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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /toolkit/components/extensions/test/xpcshell/test_ext_contentscript_importmap.js | |
parent | Initial commit. (diff) | |
download | thunderbird-upstream.tar.xz thunderbird-upstream.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'toolkit/components/extensions/test/xpcshell/test_ext_contentscript_importmap.js')
-rw-r--r-- | toolkit/components/extensions/test/xpcshell/test_ext_contentscript_importmap.js | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/toolkit/components/extensions/test/xpcshell/test_ext_contentscript_importmap.js b/toolkit/components/extensions/test/xpcshell/test_ext_contentscript_importmap.js new file mode 100644 index 0000000000..c7762f3afe --- /dev/null +++ b/toolkit/components/extensions/test/xpcshell/test_ext_contentscript_importmap.js @@ -0,0 +1,124 @@ +"use strict"; + +// Currently import maps are not supported for web extensions, neither for +// content scripts nor moz-extension documents. +// For content scripts that's because they use their own sandbox module loaders, +// which is different from the DOM module loader. +// As for moz-extension documents, that's because inline script tags is not +// allowed by CSP. (Currently import maps can be only added through inline +// script tag.) +// +// This test is used to verified import maps are not supported for web +// extensions. +// See Bug 1765275: Enable Import maps for web extension content scripts. +Services.prefs.setBoolPref("dom.importMaps.enabled", true); + +const server = createHttpServer({ hosts: ["example.com"] }); + +const importMapString = ` + <script type="importmap"> + { + "imports": { + "simple": "./simple.js", + "simple2": "./simple2.js" + } + } + </script>`; + +const importMapHtml = ` + <!DOCTYPE html> + <html> + <meta charset=utf-8> + <title>Test a simple import map in normal webpage</title> + <body> + ${importMapString} + </body></html>`; + +// page.html will load page.js, which will call import(); +const pageHtml = ` + <!DOCTYPE html> + <html> + <meta charset=utf-8> + <title>Test a simple import map in moz-extension documents</title> + <body> + ${importMapString} + <script src="page.js"></script> + </body></html>`; + +const simple2JS = `export let foo = 2;`; + +server.registerPathHandler("/importmap.html", (request, response) => { + response.setStatusLine(request.httpVersion, 200, "OK"); + response.setHeader("Content-Type", "text/html", false); + response.write(importMapHtml); +}); + +server.registerPathHandler("/simple.js", (request, response) => { + ok(false, "Unexpected request to /simple.js"); +}); + +server.registerPathHandler("/simple2.js", (request, response) => { + response.setStatusLine(request.httpVersion, 200, "OK"); + response.setHeader("Content-Type", "text/javascript", false); + response.write(simple2JS); +}); + +add_task(async function test_importMaps_not_supported() { + let extension = ExtensionTestUtils.loadExtension({ + manifest: { + content_scripts: [ + { + matches: ["http://example.com/importmap.html"], + js: ["main.js"], + }, + ], + }, + + files: { + "main.js": async function () { + // Content scripts shouldn't be able to use the bare specifier from + // the import map. + await browser.test.assertRejects( + import("simple"), + /The specifier “simple” was a bare specifier/, + `should reject import("simple")` + ); + + browser.test.sendMessage("done"); + }, + "page.html": pageHtml, + "page.js": async function () { + await browser.test.assertRejects( + import("simple"), + /The specifier “simple” was a bare specifier/, + `should reject import("simple")` + ); + browser.test.sendMessage("page-done"); + }, + }, + }); + + await extension.startup(); + + let contentPage = await ExtensionTestUtils.loadContentPage( + "http://example.com/importmap.html" + ); + await extension.awaitMessage("done"); + + await contentPage.spawn([], async () => { + // Import maps should work for documents. + let promise = content.eval(`import("simple2")`); + let mod = (await promise.wrappedJSObject).wrappedJSObject; + Assert.equal(mod.foo, 2, "mod.foo should be 2"); + }); + + // moz-extension documents doesn't allow inline scripts, so the import map + // script tag won't be processed. + let url = `moz-extension://${extension.uuid}/page.html`; + let page = await ExtensionTestUtils.loadContentPage(url, { extension }); + await extension.awaitMessage("page-done"); + + await page.close(); + await extension.unload(); + await contentPage.close(); +}); |