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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
| commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
| tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /layout/style/test/ccd.sjs | |
| parent | Initial commit. (diff) | |
| download | firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip | |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/style/test/ccd.sjs')
| -rw-r--r-- | layout/style/test/ccd.sjs | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/layout/style/test/ccd.sjs b/layout/style/test/ccd.sjs new file mode 100644 index 0000000000..058393e82e --- /dev/null +++ b/layout/style/test/ccd.sjs @@ -0,0 +1,73 @@ +const DEBUG_all_valid = false; +const DEBUG_all_stub = false; + +function handleRequest(request, response) +{ + // Decode the query string to know what test we're doing. + + // character 1: 'I' = text/css response, 'J' = text/html response + let responseCSS = (request.queryString[0] == 'I'); + + // character 2: redirection type - we only care about whether we're + // ultimately same-origin with the requesting document ('A', 'D') or + // not ('B', 'C'). + let sameOrigin = (request.queryString[1] == 'A' || + request.queryString[1] == 'D'); + + // character 3: '1' = syntactically valid, '2' = invalid, '3' = http error + let malformed = (request.queryString[2] == '2'); + let httpError = (request.queryString[2] == '3'); + + // character 4: loaded with <link> or @import (no action required) + + // character 5: loading document mode: 'q' = quirks, 's' = standards + let quirksMode = (request.queryString[4] == 'q'); + + // Our response contains a CSS rule that selects an element whose + // ID is the first four characters of the query string. + let selector = '#' + request.queryString.substring(0,4); + + // "Malformed" responses wrap the CSS rule in the construct + // <html>{} ... </html> + // This mimics what the CSS parser might see if an actual HTML + // document were fed to it. Because CSS parsers recover from + // errors by skipping tokens until they find something + // recognizable, a style rule appearing where I wrote '...' above + // will be honored! + let leader = (malformed ? '<html>{}' : ''); + let trailer = (malformed ? '</html>' : ''); + + // Standards mode documents will ignore the style sheet if it is being + // served as text/html (regardless of its contents). Quirks mode + // documents will ignore the style sheet if it is being served as + // text/html _and_ it is not same-origin. Regardless, style sheets + // are ignored if they come as the body of an HTTP error response. + // + // Style sheets that should be ignored paint the element red; those + // that should be honored paint it lime. + let color = ((responseCSS || (quirksMode && sameOrigin)) && !httpError + ? 'lime' : 'red'); + + // For debugging the test itself, we have the capacity to make every style + // sheet well-formed, or every style sheet do nothing. + if (DEBUG_all_valid) { + // In this mode, every test chip should turn blue. + response.setHeader('Content-Type', 'text/css'); + response.write(selector + '{background-color:blue}\n'); + } else if (DEBUG_all_stub) { + // In this mode, every test chip for a case where the true test + // sheet would be honored, should turn red. + response.setHeader('Content-Type', 'text/css'); + response.write(selector + '{}\n'); + } else { + // Normal operation. + if (httpError) + response.setStatusLine(request.httpVersion, 500, + "Internal Server Error"); + response.setHeader('Content-Type', + responseCSS ? 'text/css' : 'text/html'); + response.write(leader + selector + + '{background-color:' + color + '}' + + trailer + '\n'); + } +} |