Index: mojo/public/js/test/validation_test_input_parser.js |
diff --git a/mojo/public/js/test/validation_test_input_parser.js b/mojo/public/js/test/validation_test_input_parser.js |
deleted file mode 100644 |
index f5a57f917226881a6ec5f1b474114ba8b6f436ed..0000000000000000000000000000000000000000 |
--- a/mojo/public/js/test/validation_test_input_parser.js |
+++ /dev/null |
@@ -1,299 +0,0 @@ |
-// Copyright 2014 The Chromium Authors. All rights reserved. |
-// Use of this source code is governed by a BSD-style license that can be |
-// found in the LICENSE file. |
- |
-// Support for parsing binary sequences encoded as readable strings |
-// or ".data" files. The input format is described here: |
-// mojo/public/cpp/bindings/tests/validation_test_input_parser.h |
- |
-define([ |
- "mojo/public/js/buffer" |
- ], function(buffer) { |
- |
- // Files and Lines represent the raw text from an input string |
- // or ".data" file. |
- |
- function InputError(message, line) { |
- this.message = message; |
- this.line = line; |
- } |
- |
- InputError.prototype.toString = function() { |
- var s = 'Error: ' + this.message; |
- if (this.line) |
- s += ', at line ' + |
- (this.line.number + 1) + ': "' + this.line.contents + '"'; |
- return s; |
- } |
- |
- function File(contents) { |
- this.contents = contents; |
- this.index = 0; |
- this.lineNumber = 0; |
- } |
- |
- File.prototype.endReached = function() { |
- return this.index >= this.contents.length; |
- } |
- |
- File.prototype.nextLine = function() { |
- if (this.endReached()) |
- return null; |
- var start = this.index; |
- var end = this.contents.indexOf('\n', start); |
- if (end == -1) |
- end = this.contents.length; |
- this.index = end + 1; |
- return new Line(this.contents.substring(start, end), this.lineNumber++); |
- } |
- |
- function Line(contents, number) { |
- var i = contents.indexOf('//'); |
- var s = (i == -1) ? contents.trim() : contents.substring(0, i).trim(); |
- this.contents = contents; |
- this.items = (s.length > 0) ? s.split(/\s+/) : []; |
- this.index = 0; |
- this.number = number; |
- } |
- |
- Line.prototype.endReached = function() { |
- return this.index >= this.items.length; |
- } |
- |
- var ITEM_TYPE_SIZES = { |
- u1: 1, u2: 2, u4: 4, u8: 8, s1: 1, s2: 2, s4: 4, s8: 8, b: 1, f: 4, d: 8, |
- dist4: 4, dist8: 8, anchr: 0, handles: 0 |
- }; |
- |
- function isValidItemType(type) { |
- return ITEM_TYPE_SIZES[type] !== undefined; |
- } |
- |
- Line.prototype.nextItem = function() { |
- if (this.endReached()) |
- return null; |
- |
- var itemString = this.items[this.index++]; |
- var type = 'u1'; |
- var value = itemString; |
- |
- if (itemString.charAt(0) == '[') { |
- var i = itemString.indexOf(']'); |
- if (i != -1 && i + 1 < itemString.length) { |
- type = itemString.substring(1, i); |
- value = itemString.substring(i + 1); |
- } else { |
- throw new InputError('invalid item', this); |
- } |
- } |
- if (!isValidItemType(type)) |
- throw new InputError('invalid item type', this); |
- |
- return new Item(this, type, value); |
- } |
- |
- // The text for each whitespace delimited binary data "item" is represented |
- // by an Item. |
- |
- function Item(line, type, value) { |
- this.line = line; |
- this.type = type; |
- this.value = value; |
- this.size = ITEM_TYPE_SIZES[type]; |
- } |
- |
- Item.prototype.isFloat = function() { |
- return this.type == 'f' || this.type == 'd'; |
- } |
- |
- Item.prototype.isInteger = function() { |
- return ['u1', 'u2', 'u4', 'u8', |
- 's1', 's2', 's4', 's8'].indexOf(this.type) != -1; |
- } |
- |
- Item.prototype.isNumber = function() { |
- return this.isFloat() || this.isInteger(); |
- } |
- |
- Item.prototype.isByte = function() { |
- return this.type == 'b'; |
- } |
- |
- Item.prototype.isDistance = function() { |
- return this.type == 'dist4' || this.type == 'dist8'; |
- } |
- |
- Item.prototype.isAnchor = function() { |
- return this.type == 'anchr'; |
- } |
- |
- Item.prototype.isHandles = function() { |
- return this.type == 'handles'; |
- } |
- |
- // A TestMessage represents the complete binary message loaded from an input |
- // string or ".data" file. The parseTestMessage() function below constructs |
- // a TestMessage from a File. |
- |
- function TestMessage(byteLength) { |
- this.index = 0; |
- this.buffer = new buffer.Buffer(byteLength); |
- this.distances = {}; |
- this.handleCount = 0; |
- } |
- |
- function checkItemNumberValue(item, n, min, max) { |
- if (n < min || n > max) |
- throw new InputError('invalid item value', item.line); |
- } |
- |
- TestMessage.prototype.addNumber = function(item) { |
- var n = item.isInteger() ? parseInt(item.value) : parseFloat(item.value); |
- if (Number.isNaN(n)) |
- throw new InputError("can't parse item value", item.line); |
- |
- switch(item.type) { |
- case 'u1': |
- checkItemNumberValue(item, n, 0, 0xFF); |
- this.buffer.setUint8(this.index, n); |
- break; |
- case 'u2': |
- checkItemNumberValue(item, n, 0, 0xFFFF); |
- this.buffer.setUint16(this.index, n); |
- break; |
- case 'u4': |
- checkItemNumberValue(item, n, 0, 0xFFFFFFFF); |
- this.buffer.setUint32(this.index, n); |
- break; |
- case 'u8': |
- checkItemNumberValue(item, n, 0, Number.MAX_SAFE_INTEGER); |
- this.buffer.setUint64(this.index, n); |
- break; |
- case 's1': |
- checkItemNumberValue(item, n, -128, 127); |
- this.buffer.setInt8(this.index, n); |
- break; |
- case 's2': |
- checkItemNumberValue(item, n, -32768, 32767); |
- this.buffer.setInt16(this.index, n); |
- break; |
- case 's4': |
- checkItemNumberValue(item, n, -2147483648, 2147483647); |
- this.buffer.setInt32(this.index, n); |
- break; |
- case 's8': |
- checkItemNumberValue(item, n, |
- Number.MIN_SAFE_INTEGER, |
- Number.MAX_SAFE_INTEGER); |
- this.buffer.setInt64(this.index, n); |
- break; |
- case 'f': |
- this.buffer.setFloat32(this.index, n); |
- break; |
- case 'd': |
- this.buffer.setFloat64(this.index, n); |
- break; |
- |
- default: |
- throw new InputError('unrecognized item type', item.line); |
- } |
- } |
- |
- TestMessage.prototype.addByte = function(item) { |
- if (!/^[01]{8}$/.test(item.value)) |
- throw new InputError('invalid byte item value', item.line); |
- function b(i) { |
- return (item.value.charAt(7 - i) == '1') ? 1 << i : 0; |
- } |
- var n = b(0) | b(1) | b(2) | b(3) | b(4) | b(5) | b(6) | b(7); |
- this.buffer.setUint8(this.index, n); |
- } |
- |
- TestMessage.prototype.addDistance = function(item) { |
- if (this.distances[item.value]) |
- throw new InputError('duplicate distance item', item.line); |
- this.distances[item.value] = {index: this.index, item: item}; |
- } |
- |
- TestMessage.prototype.addAnchor = function(item) { |
- var dist = this.distances[item.value]; |
- if (!dist) |
- throw new InputError('unmatched anchor item', item.line); |
- delete this.distances[item.value]; |
- |
- var n = this.index - dist.index; |
- // TODO(hansmuller): validate n |
- |
- if (dist.item.type == 'dist4') |
- this.buffer.setUint32(dist.index, n); |
- else if (dist.item.type == 'dist8') |
- this.buffer.setUint64(dist.index, n); |
- else |
- throw new InputError('unrecognzed distance item type', dist.item.line); |
- } |
- |
- TestMessage.prototype.addHandles = function(item) { |
- this.handleCount = parseInt(item.value); |
- if (Number.isNaN(this.handleCount)) |
- throw new InputError("can't parse handleCount", item.line); |
- } |
- |
- TestMessage.prototype.addItem = function(item) { |
- if (item.isNumber()) |
- this.addNumber(item); |
- else if (item.isByte()) |
- this.addByte(item); |
- else if (item.isDistance()) |
- this.addDistance(item); |
- else if (item.isAnchor()) |
- this.addAnchor(item); |
- else if (item.isHandles()) |
- this.addHandles(item); |
- else |
- throw new InputError('unrecognized item type', item.line); |
- |
- this.index += item.size; |
- } |
- |
- TestMessage.prototype.unanchoredDistances = function() { |
- var names = null; |
- for (var name in this.distances) { |
- if (this.distances.hasOwnProperty(name)) |
- names = (names === null) ? name : names + ' ' + name; |
- } |
- return names; |
- } |
- |
- function parseTestMessage(text) { |
- var file = new File(text); |
- var items = []; |
- var messageLength = 0; |
- while(!file.endReached()) { |
- var line = file.nextLine(); |
- while (!line.endReached()) { |
- var item = line.nextItem(); |
- if (item.isHandles() && items.length > 0) |
- throw new InputError('handles item is not first'); |
- messageLength += item.size; |
- items.push(item); |
- } |
- } |
- |
- var msg = new TestMessage(messageLength); |
- for (var i = 0; i < items.length; i++) |
- msg.addItem(items[i]); |
- |
- if (messageLength != msg.index) |
- throw new InputError('failed to compute message length'); |
- var names = msg.unanchoredDistances(); |
- if (names) |
- throw new InputError('no anchors for ' + names, 0); |
- |
- return msg; |
- } |
- |
- var exports = {}; |
- exports.parseTestMessage = parseTestMessage; |
- exports.InputError = InputError; |
- return exports; |
-}); |