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28c7394319
PR-URL: https://github.com/nodejs/node/pull/55063 Reviewed-By: Filip Skokan <panva.ip@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
100 lines
3.4 KiB
JavaScript
100 lines
3.4 KiB
JavaScript
"use strict";
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const kTestChars = "ABC~‾¥≈¤･・•∙·☼★星🌟星★☼·∙•・･¤≈¥‾~XYZ";
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// formDataPostFileUploadTest - verifies multipart upload structure and
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// numeric character reference replacement for filenames, field names,
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// and field values using FormData and fetch().
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//
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// Uses /fetch/api/resources/echo-content.py to echo the upload
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// POST (unlike in send-file-form-helper.js, here we expect all
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// multipart/form-data request bodies to be UTF-8, so we don't need to
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// escape controls and non-ASCII bytes).
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//
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// Fields in the parameter object:
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//
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// - fileNameSource: purely explanatory and gives a clue about which
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// character encoding is the source for the non-7-bit-ASCII parts of
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// the fileBaseName, or Unicode if no smaller-than-Unicode source
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// contains all the characters. Used in the test name.
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// - fileBaseName: the not-necessarily-just-7-bit-ASCII file basename
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// used for the constructed test file. Used in the test name.
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const formDataPostFileUploadTest = ({
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fileNameSource,
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fileBaseName,
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}) => {
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promise_test(async (testCase) => {
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const formData = new FormData();
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let file = new Blob([kTestChars], { type: "text/plain" });
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try {
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// Switch to File in browsers that allow this
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file = new File([file], fileBaseName, { type: file.type });
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} catch (ignoredException) {
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}
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// Used to verify that the browser agrees with the test about
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// field value replacement and encoding independently of file system
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// idiosyncrasies.
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formData.append("filename", fileBaseName);
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// Same, but with name and value reversed to ensure field names
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// get the same treatment.
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formData.append(fileBaseName, "filename");
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formData.append("file", file, fileBaseName);
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const formDataText = await (await fetch(
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`/fetch/api/resources/echo-content.py`,
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{
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method: "POST",
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body: formData,
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},
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)).text();
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const formDataLines = formDataText.split("\r\n");
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if (formDataLines.length && !formDataLines[formDataLines.length - 1]) {
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--formDataLines.length;
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}
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assert_greater_than(
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formDataLines.length,
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2,
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`${fileBaseName}: multipart form data must have at least 3 lines: ${
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JSON.stringify(formDataText)
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}`,
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);
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const boundary = formDataLines[0];
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assert_equals(
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formDataLines[formDataLines.length - 1],
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boundary + "--",
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`${fileBaseName}: multipart form data must end with ${boundary}--: ${
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JSON.stringify(formDataText)
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}`,
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);
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const asValue = fileBaseName.replace(/\r\n?|\n/g, "\r\n");
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const asName = asValue.replace(/[\r\n"]/g, encodeURIComponent);
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const asFilename = fileBaseName.replace(/[\r\n"]/g, encodeURIComponent);
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const expectedText = [
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boundary,
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'Content-Disposition: form-data; name="filename"',
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"",
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asValue,
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boundary,
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`Content-Disposition: form-data; name="${asName}"`,
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"",
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"filename",
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boundary,
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`Content-Disposition: form-data; name="file"; ` +
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`filename="${asFilename}"`,
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"Content-Type: text/plain",
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"",
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kTestChars,
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boundary + "--",
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].join("\r\n");
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assert_true(
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formDataText.startsWith(expectedText),
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`Unexpected multipart-shaped form data received:\n${formDataText}\nExpected:\n${expectedText}`,
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);
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}, `Upload ${fileBaseName} (${fileNameSource}) in fetch with FormData`);
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};
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