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-rw-r--r--src/tools/rustdoc-js-std/tester.js340
1 files changed, 35 insertions, 305 deletions
diff --git a/src/tools/rustdoc-js-std/tester.js b/src/tools/rustdoc-js-std/tester.js
index d5f0ab9f429..6f730b0fdbb 100644
--- a/src/tools/rustdoc-js-std/tester.js
+++ b/src/tools/rustdoc-js-std/tester.js
@@ -1,226 +1,11 @@
 const fs = require('fs');
+const path = require('path');
+const tools = require('../rustdoc-js-common/lib.js');
 
-const TEST_FOLDER = 'src/test/rustdoc-js-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 findFile(dir, name, extension) {
     var entries = fs.readdirSync(dir);
+    var matches = [];
     for (var i = 0; i < entries.length; ++i) {
         var entry = entries[i];
         var file_type = fs.statSync(dir + entry);
@@ -228,10 +13,28 @@ function findFile(dir, name, extension) {
             continue;
         }
         if (entry.startsWith(name) && entry.endsWith(extension)) {
-            return entry;
+            var version = entry.slice(name.length, entry.length - extension.length);
+            version = version.split(".").map(function(x) {
+                return parseInt(x);
+            });
+            var total = 0;
+            var mult = 1;
+            for (var j = version.length - 1; j >= 0; --j) {
+                total += version[j] * mult;
+                mult *= 1000;
+            }
+            matches.push([entry, total]);
         }
     }
-    return null;
+    if (matches.length === 0) {
+        return null;
+    }
+    // We make a reverse sort to have the "highest" file. Very useful in case you didn't clean up
+    // you std doc folder...
+    matches.sort(function(a, b) {
+        return b[1] - a[1];
+    });
+    return matches[0][0];
 }
 
 function readFileMatching(dir, name, extension) {
@@ -242,103 +45,30 @@ function readFileMatching(dir, name, extension) {
     if (f === null) {
         return "";
     }
-    return readFile(dir + f);
+    return tools.readFile(dir + f);
 }
 
 function main(argv) {
-    if (argv.length !== 3) {
-        console.error("Expected toolchain to check as argument (for example \
-                       'x86_64-apple-darwin')");
+    if (argv.length !== 4) {
+        console.error("USAGE: node tester.js STD_DOCS TEST_FOLDER");
         return 1;
     }
-    var toolchain = argv[2];
+    var std_docs = argv[2];
+    var test_folder = argv[3];
 
-    var mainJs = readFileMatching("build/" + toolchain + "/doc/", "main", ".js");
-    var ALIASES = readFileMatching("build/" + toolchain + "/doc/", "aliases", ".js");
-    var searchIndex = readFileMatching("build/" + toolchain + "/doc/",
-                                       "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"];
+    var mainJs = readFileMatching(std_docs, "main", ".js");
+    var aliases = readFileMatching(std_docs, "aliases", ".js");
+    var searchIndex = readFileMatching(std_docs, "search-index", ".js").split("\n");
 
-    finalJS += 'window = { "currentCrate": "std" };\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);
-    var index = loaded.buildIndex(searchIndex.searchIndex);
+    var [loaded, index] = tools.loadMainJsAndIndex(mainJs, aliases, searchIndex, "std");
 
     var errors = 0;
 
-    fs.readdirSync(TEST_FOLDER).forEach(function(file) {
-        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);
+    fs.readdirSync(test_folder).forEach(function(file) {
         process.stdout.write('Checking "' + file + '" ... ');
-        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 {
-            console.log("OK");
-        }
+        errors += tools.runChecks(path.join(test_folder, file), loaded, index);
     });
-    return errors;
+    return errors > 0 ? 1 : 0;
 }
 
 process.exit(main(process.argv));