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316 lines
9.8 KiB
316 lines
9.8 KiB
3 years ago
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var path = require('path');
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var test = require('tape');
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var resolve = require('../');
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test('mock', function (t) {
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t.plan(8);
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var files = {};
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files[path.resolve('/foo/bar/baz.js')] = 'beep';
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var dirs = {};
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dirs[path.resolve('/foo/bar')] = true;
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function opts(basedir) {
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return {
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basedir: path.resolve(basedir),
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isFile: function (file, cb) {
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cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file)));
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},
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isDirectory: function (dir, cb) {
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cb(null, !!dirs[path.resolve(dir)]);
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},
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readFile: function (file, cb) {
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cb(null, files[path.resolve(file)]);
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},
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realpath: function (file, cb) {
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cb(null, file);
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}
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};
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}
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resolve('./baz', opts('/foo/bar'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/bar/baz.js'));
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t.equal(pkg, undefined);
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});
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resolve('./baz.js', opts('/foo/bar'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/bar/baz.js'));
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t.equal(pkg, undefined);
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});
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resolve('baz', opts('/foo/bar'), function (err, res) {
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t.equal(err.message, "Cannot find module 'baz' from '" + path.resolve('/foo/bar') + "'");
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t.equal(err.code, 'MODULE_NOT_FOUND');
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});
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resolve('../baz', opts('/foo/bar'), function (err, res) {
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t.equal(err.message, "Cannot find module '../baz' from '" + path.resolve('/foo/bar') + "'");
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t.equal(err.code, 'MODULE_NOT_FOUND');
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});
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});
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test('mock from package', function (t) {
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t.plan(8);
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var files = {};
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files[path.resolve('/foo/bar/baz.js')] = 'beep';
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var dirs = {};
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dirs[path.resolve('/foo/bar')] = true;
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function opts(basedir) {
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return {
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basedir: path.resolve(basedir),
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isFile: function (file, cb) {
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cb(null, Object.prototype.hasOwnProperty.call(files, file));
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},
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isDirectory: function (dir, cb) {
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cb(null, !!dirs[path.resolve(dir)]);
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},
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'package': { main: 'bar' },
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readFile: function (file, cb) {
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cb(null, files[file]);
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},
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realpath: function (file, cb) {
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cb(null, file);
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}
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};
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}
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resolve('./baz', opts('/foo/bar'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/bar/baz.js'));
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t.equal(pkg && pkg.main, 'bar');
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});
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resolve('./baz.js', opts('/foo/bar'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/bar/baz.js'));
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t.equal(pkg && pkg.main, 'bar');
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});
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resolve('baz', opts('/foo/bar'), function (err, res) {
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t.equal(err.message, "Cannot find module 'baz' from '" + path.resolve('/foo/bar') + "'");
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t.equal(err.code, 'MODULE_NOT_FOUND');
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});
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resolve('../baz', opts('/foo/bar'), function (err, res) {
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t.equal(err.message, "Cannot find module '../baz' from '" + path.resolve('/foo/bar') + "'");
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t.equal(err.code, 'MODULE_NOT_FOUND');
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});
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});
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test('mock package', function (t) {
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t.plan(2);
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var files = {};
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files[path.resolve('/foo/node_modules/bar/baz.js')] = 'beep';
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files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({
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main: './baz.js'
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});
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var dirs = {};
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dirs[path.resolve('/foo')] = true;
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dirs[path.resolve('/foo/node_modules')] = true;
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function opts(basedir) {
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return {
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basedir: path.resolve(basedir),
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isFile: function (file, cb) {
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cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file)));
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},
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isDirectory: function (dir, cb) {
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cb(null, !!dirs[path.resolve(dir)]);
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},
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readFile: function (file, cb) {
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cb(null, files[path.resolve(file)]);
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},
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realpath: function (file, cb) {
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cb(null, file);
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}
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};
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}
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resolve('bar', opts('/foo'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/node_modules/bar/baz.js'));
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t.equal(pkg && pkg.main, './baz.js');
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});
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});
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test('mock package from package', function (t) {
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t.plan(2);
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var files = {};
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files[path.resolve('/foo/node_modules/bar/baz.js')] = 'beep';
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files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({
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main: './baz.js'
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});
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var dirs = {};
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dirs[path.resolve('/foo')] = true;
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dirs[path.resolve('/foo/node_modules')] = true;
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function opts(basedir) {
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return {
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basedir: path.resolve(basedir),
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isFile: function (file, cb) {
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cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file)));
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},
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isDirectory: function (dir, cb) {
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cb(null, !!dirs[path.resolve(dir)]);
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},
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'package': { main: 'bar' },
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readFile: function (file, cb) {
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cb(null, files[path.resolve(file)]);
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},
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realpath: function (file, cb) {
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cb(null, file);
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}
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};
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}
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resolve('bar', opts('/foo'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/node_modules/bar/baz.js'));
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t.equal(pkg && pkg.main, './baz.js');
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});
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});
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test('symlinked', function (t) {
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t.plan(4);
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var files = {};
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files[path.resolve('/foo/bar/baz.js')] = 'beep';
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files[path.resolve('/foo/bar/symlinked/baz.js')] = 'beep';
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var dirs = {};
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dirs[path.resolve('/foo/bar')] = true;
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dirs[path.resolve('/foo/bar/symlinked')] = true;
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function opts(basedir) {
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return {
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preserveSymlinks: false,
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basedir: path.resolve(basedir),
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isFile: function (file, cb) {
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cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file)));
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},
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isDirectory: function (dir, cb) {
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cb(null, !!dirs[path.resolve(dir)]);
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},
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readFile: function (file, cb) {
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cb(null, files[path.resolve(file)]);
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},
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realpath: function (file, cb) {
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var resolved = path.resolve(file);
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if (resolved.indexOf('symlinked') >= 0) {
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cb(null, resolved);
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return;
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}
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var ext = path.extname(resolved);
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if (ext) {
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var dir = path.dirname(resolved);
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var base = path.basename(resolved);
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cb(null, path.join(dir, 'symlinked', base));
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} else {
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cb(null, path.join(resolved, 'symlinked'));
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}
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}
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};
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}
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resolve('./baz', opts('/foo/bar'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/bar/symlinked/baz.js'));
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t.equal(pkg, undefined);
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});
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resolve('./baz.js', opts('/foo/bar'), function (err, res, pkg) {
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if (err) return t.fail(err);
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t.equal(res, path.resolve('/foo/bar/symlinked/baz.js'));
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t.equal(pkg, undefined);
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});
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});
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test('readPackage', function (t) {
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t.plan(3);
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var files = {};
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files[path.resolve('/foo/node_modules/bar/something-else.js')] = 'beep';
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files[path.resolve('/foo/node_modules/bar/package.json')] = JSON.stringify({
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main: './baz.js'
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});
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files[path.resolve('/foo/node_modules/bar/baz.js')] = 'boop';
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var dirs = {};
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dirs[path.resolve('/foo')] = true;
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dirs[path.resolve('/foo/node_modules')] = true;
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function opts(basedir) {
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return {
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basedir: path.resolve(basedir),
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isFile: function (file, cb) {
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cb(null, Object.prototype.hasOwnProperty.call(files, path.resolve(file)));
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},
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isDirectory: function (dir, cb) {
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cb(null, !!dirs[path.resolve(dir)]);
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},
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'package': { main: 'bar' },
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readFile: function (file, cb) {
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cb(null, files[path.resolve(file)]);
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},
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realpath: function (file, cb) {
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cb(null, file);
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}
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};
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}
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t.test('with readFile', function (st) {
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st.plan(3);
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resolve('bar', opts('/foo'), function (err, res, pkg) {
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st.error(err);
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st.equal(res, path.resolve('/foo/node_modules/bar/baz.js'));
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st.equal(pkg && pkg.main, './baz.js');
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});
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});
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var readPackage = function (readFile, file, cb) {
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var barPackage = path.join('bar', 'package.json');
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if (file.slice(-barPackage.length) === barPackage) {
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cb(null, { main: './something-else.js' });
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} else {
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cb(null, JSON.parse(files[path.resolve(file)]));
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}
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};
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t.test('with readPackage', function (st) {
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st.plan(3);
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var options = opts('/foo');
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delete options.readFile;
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options.readPackage = readPackage;
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resolve('bar', options, function (err, res, pkg) {
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st.error(err);
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st.equal(res, path.resolve('/foo/node_modules/bar/something-else.js'));
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st.equal(pkg && pkg.main, './something-else.js');
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});
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});
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t.test('with readFile and readPackage', function (st) {
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st.plan(1);
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var options = opts('/foo');
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options.readPackage = readPackage;
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resolve('bar', options, function (err) {
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st.throws(function () { throw err; }, TypeError, 'errors when both readFile and readPackage are provided');
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});
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});
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});
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