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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /layout/style/test/ccd.sjs | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
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 | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/layout/style/test/ccd.sjs b/layout/style/test/ccd.sjs new file mode 100644 index 0000000000..22a4294d59 --- /dev/null +++ b/layout/style/test/ccd.sjs @@ -0,0 +1,71 @@ +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" + ); + } +} |