protobuf/js/maps_test.js
2016-09-19 17:42:40 -07:00

360 lines
12 KiB
JavaScript
Executable File

// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
goog.require('goog.testing.asserts');
goog.require('goog.userAgent');
goog.require('proto.jspb.test.MapValueEnum');
goog.require('proto.jspb.test.MapValueMessage');
goog.require('proto.jspb.test.MapValueMessageNoBinary');
goog.require('proto.jspb.test.TestMapFields');
goog.require('proto.jspb.test.TestMapFieldsNoBinary');
/**
* Helper: check that the given map has exactly this set of (sorted) entries.
* @param {!jspb.Map} map
* @param {!Array<!Array<?>>} entries
*/
function checkMapEquals(map, entries) {
var arr = map.toArray();
assertEquals(arr.length, entries.length);
for (var i = 0; i < arr.length; i++) {
assertElementsEquals(arr[i], entries[i]);
}
}
/**
* Converts an ES6 iterator to an array.
* @template T
* @param {!Iterator<T>} iter an iterator
* @return {!Array<T>}
*/
function toArray(iter) {
var arr = [];
while (true) {
var val = iter.next();
if (val.done) {
break;
}
arr.push(val.value);
}
return arr;
}
/**
* Helper: generate test methods for this TestMapFields class.
* @param {?} msgInfo
* @param {?} submessageCtor
* @param {!string} suffix
*/
function makeTests(msgInfo, submessageCtor, suffix) {
/**
* Helper: fill all maps on a TestMapFields.
* @param {?} msg
*/
var fillMapFields = function(msg) {
msg.getMapStringStringMap().set('asdf', 'jkl;').set('key 2', 'hello world');
msg.getMapStringInt32Map().set('a', 1).set('b', -2);
msg.getMapStringInt64Map().set('c', 0x100000000).set('d', 0x200000000);
msg.getMapStringBoolMap().set('e', true).set('f', false);
msg.getMapStringDoubleMap().set('g', 3.14159).set('h', 2.71828);
msg.getMapStringEnumMap()
.set('i', proto.jspb.test.MapValueEnum.MAP_VALUE_BAR)
.set('j', proto.jspb.test.MapValueEnum.MAP_VALUE_BAZ);
msg.getMapStringMsgMap()
.set('k', new submessageCtor())
.set('l', new submessageCtor());
msg.getMapStringMsgMap().get('k').setFoo(42);
msg.getMapStringMsgMap().get('l').setFoo(84);
msg.getMapInt32StringMap().set(-1, 'a').set(42, 'b');
msg.getMapInt64StringMap().set(0x123456789abc, 'c').set(0xcba987654321, 'd');
msg.getMapBoolStringMap().set(false, 'e').set(true, 'f');
};
/**
* Helper: check all maps on a TestMapFields.
* @param {?} msg
*/
var checkMapFields = function(msg) {
checkMapEquals(msg.getMapStringStringMap(), [
['asdf', 'jkl;'],
['key 2', 'hello world']
]);
checkMapEquals(msg.getMapStringInt32Map(), [
['a', 1],
['b', -2]
]);
checkMapEquals(msg.getMapStringInt64Map(), [
['c', 0x100000000],
['d', 0x200000000]
]);
checkMapEquals(msg.getMapStringBoolMap(), [
['e', true],
['f', false]
]);
checkMapEquals(msg.getMapStringDoubleMap(), [
['g', 3.14159],
['h', 2.71828]
]);
checkMapEquals(msg.getMapStringEnumMap(), [
['i', proto.jspb.test.MapValueEnum.MAP_VALUE_BAR],
['j', proto.jspb.test.MapValueEnum.MAP_VALUE_BAZ]
]);
checkMapEquals(msg.getMapInt32StringMap(), [
[-1, 'a'],
[42, 'b']
]);
checkMapEquals(msg.getMapInt64StringMap(), [
[0x123456789abc, 'c'],
[0xcba987654321, 'd']
]);
checkMapEquals(msg.getMapBoolStringMap(), [
[false, 'e'],
[true, 'f']
]);
assertEquals(msg.getMapStringMsgMap().getLength(), 2);
assertEquals(msg.getMapStringMsgMap().get('k').getFoo(), 42);
assertEquals(msg.getMapStringMsgMap().get('l').getFoo(), 84);
var entries = toArray(msg.getMapStringMsgMap().entries());
assertEquals(entries.length, 2);
entries.forEach(function(entry) {
var key = entry[0];
var val = entry[1];
assert(val === msg.getMapStringMsgMap().get(key));
});
msg.getMapStringMsgMap().forEach(function(val, key) {
assert(val === msg.getMapStringMsgMap().get(key));
});
};
it('testMapStringStringField' + suffix, function() {
var msg = new msgInfo.constructor();
assertEquals(msg.getMapStringStringMap().getLength(), 0);
assertEquals(msg.getMapStringInt32Map().getLength(), 0);
assertEquals(msg.getMapStringInt64Map().getLength(), 0);
assertEquals(msg.getMapStringBoolMap().getLength(), 0);
assertEquals(msg.getMapStringDoubleMap().getLength(), 0);
assertEquals(msg.getMapStringEnumMap().getLength(), 0);
assertEquals(msg.getMapStringMsgMap().getLength(), 0);
// Re-create to clear out any internally-cached wrappers, etc.
msg = new msgInfo.constructor();
var m = msg.getMapStringStringMap();
assertEquals(m.has('asdf'), false);
assertEquals(m.get('asdf'), undefined);
m.set('asdf', 'hello world');
assertEquals(m.has('asdf'), true);
assertEquals(m.get('asdf'), 'hello world');
m.set('jkl;', 'key 2');
assertEquals(m.has('jkl;'), true);
assertEquals(m.get('jkl;'), 'key 2');
assertEquals(m.getLength(), 2);
var it = m.entries();
assertElementsEquals(it.next().value, ['asdf', 'hello world']);
assertElementsEquals(it.next().value, ['jkl;', 'key 2']);
assertEquals(it.next().done, true);
checkMapEquals(m, [
['asdf', 'hello world'],
['jkl;', 'key 2']
]);
m.del('jkl;');
assertEquals(m.has('jkl;'), false);
assertEquals(m.get('jkl;'), undefined);
assertEquals(m.getLength(), 1);
it = m.keys();
assertEquals(it.next().value, 'asdf');
assertEquals(it.next().done, true);
it = m.values();
assertEquals(it.next().value, 'hello world');
assertEquals(it.next().done, true);
var count = 0;
m.forEach(function(value, key, map) {
assertEquals(map, m);
assertEquals(key, 'asdf');
assertEquals(value, 'hello world');
count++;
});
assertEquals(count, 1);
m.clear();
assertEquals(m.getLength(), 0);
});
/**
* Tests operations on maps with all key and value types.
*/
it('testAllMapTypes' + suffix, function() {
var msg = new msgInfo.constructor();
fillMapFields(msg);
checkMapFields(msg);
});
if (msgInfo.deserializeBinary) {
/**
* Tests serialization and deserialization in binary format.
*/
it('testBinaryFormat' + suffix, function() {
if (goog.userAgent.IE && !goog.userAgent.isDocumentModeOrHigher(10)) {
// IE8/9 currently doesn't support binary format because they lack
// TypedArray.
return;
}
// Check that the format is correct.
var msg = new msgInfo.constructor();
msg.getMapStringStringMap().set('A', 'a');
var serialized = msg.serializeBinary();
var expectedSerialized = [
0x0a, 0x6, // field 1 (map_string_string), delimited, length 6
0x0a, 0x1, // field 1 in submessage (key), delimited, length 1
0x41, // ASCII 'A'
0x12, 0x1, // field 2 in submessage (value), delimited, length 1
0x61 // ASCII 'a'
];
assertEquals(serialized.length, expectedSerialized.length);
for (var i = 0; i < serialized.length; i++) {
assertEquals(serialized[i], expectedSerialized[i]);
}
// Check that all map fields successfully round-trip.
msg = new msgInfo.constructor();
fillMapFields(msg);
serialized = msg.serializeBinary();
var decoded = msgInfo.deserializeBinary(serialized);
checkMapFields(decoded);
});
}
/**
* Tests serialization and deserialization in JSPB format.
*/
it('testJSPBFormat' + suffix, function() {
var msg = new msgInfo.constructor();
fillMapFields(msg);
var serialized = msg.serialize();
var decoded = msgInfo.deserialize(serialized);
checkMapFields(decoded);
});
/**
* Tests serialization and deserialization in JSPB format, when there is
* a submessage that also contains map entries. This tests recursive
* sync.
*/
it('testJSPBFormatNested' + suffix, function() {
var submsg = new msgInfo.constructor();
var mapValue = new msgInfo.constructor();
var msg = new msgInfo.constructor();
msg.getMapStringTestmapfieldsMap().set('test', mapValue);
msg.setTestMapFields(submsg);
fillMapFields(submsg);
fillMapFields(msg);
fillMapFields(mapValue);
var serialized = msg.serialize();
var decoded = msgInfo.deserialize(serialized);
checkMapFields(decoded);
var decodedSubmsg = decoded.getTestMapFields();
assertNotNull(decodedSubmsg);
checkMapFields(decodedSubmsg);
var decodedMapValue = decoded.getMapStringTestmapfieldsMap().get('test');
assertNotNull(decodedMapValue);
checkMapFields(decodedMapValue);
});
/**
* Tests toObject()/fromObject().
*/
it('testToFromObject' + suffix, function() {
var msg = new msgInfo.constructor();
fillMapFields(msg);
var obj = msg.toObject();
var decoded = msgInfo.fromObject(obj);
checkMapFields(decoded);
obj = msgInfo.deserialize(msg.serialize()).toObject();
decoded = msgInfo.fromObject(obj);
checkMapFields(decoded);
});
/**
* Exercises the lazy map<->underlying array sync.
*/
it('testLazyMapSync' + suffix, function() {
// Start with a JSPB array containing a few map entries.
var entries = [
['a', 'entry 1'],
['c', 'entry 2'],
['b', 'entry 3']
];
var msg = new msgInfo.constructor([entries]);
assertEquals(entries.length, 3);
assertEquals(entries[0][0], 'a');
assertEquals(entries[1][0], 'c');
assertEquals(entries[2][0], 'b');
msg.getMapStringStringMap().del('a');
assertEquals(entries.length, 3); // not yet sync'd
msg.toArray(); // force a sync
assertEquals(entries.length, 2);
assertEquals(entries[0][0], 'b'); // now in sorted order
assertEquals(entries[1][0], 'c');
var a = msg.toArray();
assertEquals(a[0], entries); // retains original reference
});
}
describe('mapsTest', function() {
makeTests({
constructor: proto.jspb.test.TestMapFields,
fromObject: proto.jspb.test.TestMapFields.fromObject,
deserialize: proto.jspb.test.TestMapFields.deserialize,
deserializeBinary: proto.jspb.test.TestMapFields.deserializeBinary
}, proto.jspb.test.MapValueMessage, "_Binary");
makeTests({
constructor: proto.jspb.test.TestMapFieldsNoBinary,
fromObject: proto.jspb.test.TestMapFieldsNoBinary.fromObject,
deserialize: proto.jspb.test.TestMapFieldsNoBinary.deserialize,
deserializeBinary: null
}, proto.jspb.test.MapValueMessageNoBinary, "_NoBinary");
});