--- /dev/null
+const fs = require('fs');
+const { spawnSync } = require('child_process');
+
+const TEST_FOLDER = 'src/test/rustdoc-js-not-std/';
+
+function getNextStep(content, pos, stop) {
+ while (pos < content.length && content[pos] !== stop &&
+ (content[pos] === ' ' || content[pos] === '\t' || content[pos] === '\n')) {
+ pos += 1;
+ }
+ if (pos >= content.length) {
+ return null;
+ }
+ if (content[pos] !== stop) {
+ return pos * -1;
+ }
+ return pos;
+}
+
+// Stupid function extractor based on indent. Doesn't support block
+// comments. If someone puts a ' or an " in a block comment this
+// will blow up. Template strings are not tested and might also be
+// broken.
+function extractFunction(content, functionName) {
+ var indent = 0;
+ var splitter = "function " + functionName + "(";
+
+ while (true) {
+ var start = content.indexOf(splitter);
+ if (start === -1) {
+ break;
+ }
+ var pos = start;
+ while (pos < content.length && content[pos] !== ')') {
+ pos += 1;
+ }
+ if (pos >= content.length) {
+ break;
+ }
+ pos = getNextStep(content, pos + 1, '{');
+ if (pos === null) {
+ break;
+ } else if (pos < 0) {
+ content = content.slice(-pos);
+ continue;
+ }
+ while (pos < content.length) {
+ // Eat single-line comments
+ if (content[pos] === '/' && pos > 0 && content[pos-1] === '/') {
+ do {
+ pos += 1;
+ } while (pos < content.length && content[pos] !== '\n');
+
+ // Eat quoted strings
+ } else if (content[pos] === '"' || content[pos] === "'" || content[pos] === "`") {
+ var stop = content[pos];
+ var is_escaped = false;
+ do {
+ if (content[pos] === '\\') {
+ pos += 2;
+ } else {
+ pos += 1;
+ }
+ } while (pos < content.length &&
+ (content[pos] !== stop || content[pos - 1] === '\\'));
+
+ // Otherwise, check for indent
+ } else if (content[pos] === '{') {
+ indent += 1;
+ } else if (content[pos] === '}') {
+ indent -= 1;
+ if (indent === 0) {
+ return content.slice(start, pos + 1);
+ }
+ }
+ pos += 1;
+ }
+ content = content.slice(start + 1);
+ }
+ return null;
+}
+
+// Stupid function extractor for array.
+function extractArrayVariable(content, arrayName) {
+ var splitter = "var " + arrayName;
+ while (true) {
+ var start = content.indexOf(splitter);
+ if (start === -1) {
+ break;
+ }
+ var pos = getNextStep(content, start, '=');
+ if (pos === null) {
+ break;
+ } else if (pos < 0) {
+ content = content.slice(-pos);
+ continue;
+ }
+ pos = getNextStep(content, pos, '[');
+ if (pos === null) {
+ break;
+ } else if (pos < 0) {
+ content = content.slice(-pos);
+ continue;
+ }
+ while (pos < content.length) {
+ if (content[pos] === '"' || content[pos] === "'") {
+ var stop = content[pos];
+ do {
+ if (content[pos] === '\\') {
+ pos += 2;
+ } else {
+ pos += 1;
+ }
+ } while (pos < content.length &&
+ (content[pos] !== stop || content[pos - 1] === '\\'));
+ } else if (content[pos] === ']' &&
+ pos + 1 < content.length &&
+ content[pos + 1] === ';') {
+ return content.slice(start, pos + 2);
+ }
+ pos += 1;
+ }
+ content = content.slice(start + 1);
+ }
+ return null;
+}
+
+// Stupid function extractor for variable.
+function extractVariable(content, varName) {
+ var splitter = "var " + varName;
+ while (true) {
+ var start = content.indexOf(splitter);
+ if (start === -1) {
+ break;
+ }
+ var pos = getNextStep(content, start, '=');
+ if (pos === null) {
+ break;
+ } else if (pos < 0) {
+ content = content.slice(-pos);
+ continue;
+ }
+ while (pos < content.length) {
+ if (content[pos] === '"' || content[pos] === "'") {
+ var stop = content[pos];
+ do {
+ if (content[pos] === '\\') {
+ pos += 2;
+ } else {
+ pos += 1;
+ }
+ } while (pos < content.length &&
+ (content[pos] !== stop || content[pos - 1] === '\\'));
+ } else if (content[pos] === ';') {
+ return content.slice(start, pos + 1);
+ }
+ pos += 1;
+ }
+ content = content.slice(start + 1);
+ }
+ return null;
+}
+
+function loadContent(content) {
+ var Module = module.constructor;
+ var m = new Module();
+ m._compile(content, "tmp.js");
+ m.exports.ignore_order = content.indexOf("\n// ignore-order\n") !== -1 ||
+ content.startsWith("// ignore-order\n");
+ m.exports.exact_check = content.indexOf("\n// exact-check\n") !== -1 ||
+ content.startsWith("// exact-check\n");
+ m.exports.should_fail = content.indexOf("\n// should-fail\n") !== -1 ||
+ content.startsWith("// should-fail\n");
+ return m.exports;
+}
+
+function readFile(filePath) {
+ return fs.readFileSync(filePath, 'utf8');
+}
+
+function loadThings(thingsToLoad, kindOfLoad, funcToCall, fileContent) {
+ var content = '';
+ for (var i = 0; i < thingsToLoad.length; ++i) {
+ var tmp = funcToCall(fileContent, thingsToLoad[i]);
+ if (tmp === null) {
+ console.error('unable to find ' + kindOfLoad + ' "' + thingsToLoad[i] + '"');
+ process.exit(1);
+ }
+ content += tmp;
+ content += 'exports.' + thingsToLoad[i] + ' = ' + thingsToLoad[i] + ';';
+ }
+ return content;
+}
+
+function lookForEntry(entry, data) {
+ for (var i = 0; i < data.length; ++i) {
+ var allGood = true;
+ for (var key in entry) {
+ if (!entry.hasOwnProperty(key)) {
+ continue;
+ }
+ var value = data[i][key];
+ // To make our life easier, if there is a "parent" type, we add it to the path.
+ if (key === 'path' && data[i]['parent'] !== undefined) {
+ if (value.length > 0) {
+ value += '::' + data[i]['parent']['name'];
+ } else {
+ value = data[i]['parent']['name'];
+ }
+ }
+ if (value !== entry[key]) {
+ allGood = false;
+ break;
+ }
+ }
+ if (allGood === true) {
+ return i;
+ }
+ }
+ return null;
+}
+
+function remove_docs(out_dir) {
+ spawnSync('rm', ['-rf', out_dir]);
+}
+
+function build_docs(out_dir, rustdoc_path, file_to_document) {
+ remove_docs(out_dir);
+ var c = spawnSync(rustdoc_path, [file_to_document, '-o', out_dir]);
+ var s = '';
+ if (c.error || c.stderr.length > 0) {
+ if (c.stderr.length > 0) {
+ s += '==> STDERR: ' + c.stderr + '\n';
+ }
+ s += '==> ERROR: ' + c.error;
+ }
+ return s;
+}
+
+function load_files(out_folder, crate) {
+ var mainJs = readFile(out_folder + "/main.js");
+ var ALIASES = readFile(out_folder + "/aliases.js");
+ var searchIndex = readFile(out_folder + "/search-index.js").split("\n");
+ if (searchIndex[searchIndex.length - 1].length === 0) {
+ searchIndex.pop();
+ }
+ searchIndex.pop();
+ searchIndex = loadContent(searchIndex.join("\n") + '\nexports.searchIndex = searchIndex;');
+ finalJS = "";
+
+ var arraysToLoad = ["itemTypes"];
+ var variablesToLoad = ["MAX_LEV_DISTANCE", "MAX_RESULTS",
+ "GENERICS_DATA", "NAME", "INPUTS_DATA", "OUTPUT_DATA",
+ "TY_PRIMITIVE", "TY_KEYWORD",
+ "levenshtein_row2"];
+ // execQuery first parameter is built in getQuery (which takes in the search input).
+ // execQuery last parameter is built in buildIndex.
+ // buildIndex requires the hashmap from search-index.
+ var functionsToLoad = ["buildHrefAndPath", "pathSplitter", "levenshtein", "validateResult",
+ "getQuery", "buildIndex", "execQuery", "execSearch"];
+
+ finalJS += 'window = { "currentCrate": "' + crate + '" };\n';
+ finalJS += 'var rootPath = "../";\n';
+ finalJS += ALIASES;
+ finalJS += loadThings(arraysToLoad, 'array', extractArrayVariable, mainJs);
+ finalJS += loadThings(variablesToLoad, 'variable', extractVariable, mainJs);
+ finalJS += loadThings(functionsToLoad, 'function', extractFunction, mainJs);
+
+ var loaded = loadContent(finalJS);
+ return [loaded, loaded.buildIndex(searchIndex.searchIndex)];
+}
+
+function main(argv) {
+ if (argv.length !== 4) {
+ console.error("USAGE: node tester.js [TOOLCHAIN] [STAGE]");
+ return 1;
+ }
+ const toolchain = argv[2];
+ const stage = argv[3];
+ const rustdoc_path = './build/' + toolchain + '/stage' + stage + '/bin/rustdoc';
+
+ var errors = 0;
+
+ fs.readdirSync(TEST_FOLDER).forEach(function(file) {
+ if (!file.endsWith('.js')) {
+ return;
+ }
+ var test_name = file.substring(0, file.length - 3);
+ process.stdout.write('Checking "' + test_name + '" ... ');
+ var rust_file = TEST_FOLDER + test_name + '.rs';
+
+ if (!fs.existsSync(rust_file)) {
+ console.error("FAILED");
+ console.error("==> Missing '" + test_name + ".rs' file...");
+ errors += 1;
+ return;
+ }
+
+ var out_folder = "build/" + toolchain + "/stage" + stage + "/tests/rustdoc-js-not-std/" +
+ test_name;
+
+ var ret = build_docs(out_folder, rustdoc_path, rust_file);
+ if (ret.length > 0) {
+ console.error("FAILED");
+ console.error(ret);
+ errors += 1;
+ return;
+ }
+
+ var [loaded, index] = load_files(out_folder, test_name);
+ var loadedFile = loadContent(readFile(TEST_FOLDER + file) +
+ 'exports.QUERY = QUERY;exports.EXPECTED = EXPECTED;');
+ const expected = loadedFile.EXPECTED;
+ const query = loadedFile.QUERY;
+ const filter_crate = loadedFile.FILTER_CRATE;
+ const ignore_order = loadedFile.ignore_order;
+ const exact_check = loadedFile.exact_check;
+ const should_fail = loadedFile.should_fail;
+ var results = loaded.execSearch(loaded.getQuery(query), index);
+ var error_text = [];
+ for (var key in expected) {
+ if (!expected.hasOwnProperty(key)) {
+ continue;
+ }
+ if (!results.hasOwnProperty(key)) {
+ error_text.push('==> Unknown key "' + key + '"');
+ break;
+ }
+ var entry = expected[key];
+ var prev_pos = -1;
+ for (var i = 0; i < entry.length; ++i) {
+ var entry_pos = lookForEntry(entry[i], results[key]);
+ if (entry_pos === null) {
+ error_text.push("==> Result not found in '" + key + "': '" +
+ JSON.stringify(entry[i]) + "'");
+ } else if (exact_check === true && prev_pos + 1 !== entry_pos) {
+ error_text.push("==> Exact check failed at position " + (prev_pos + 1) + ": " +
+ "expected '" + JSON.stringify(entry[i]) + "' but found '" +
+ JSON.stringify(results[key][i]) + "'");
+ } else if (ignore_order === false && entry_pos < prev_pos) {
+ error_text.push("==> '" + JSON.stringify(entry[i]) + "' was supposed to be " +
+ " before '" + JSON.stringify(results[key][entry_pos]) + "'");
+ } else {
+ prev_pos = entry_pos;
+ }
+ }
+ }
+ if (error_text.length === 0 && should_fail === true) {
+ errors += 1;
+ console.error("FAILED");
+ console.error("==> Test was supposed to fail but all items were found...");
+ } else if (error_text.length !== 0 && should_fail === false) {
+ errors += 1;
+ console.error("FAILED");
+ console.error(error_text.join("\n"));
+ } else {
+ // In this case, we remove the docs, no need to keep them around.
+ remove_docs(out_folder);
+ console.log("OK");
+ }
+ });
+ return errors;
+}
+
+process.exit(main(process.argv));