390 lines
14 KiB
JavaScript
390 lines
14 KiB
JavaScript
// Run this using JavaScriptTest.sh
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var assert = require('assert');
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var fs = require('fs');
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var flexbuffers = require('../js/flexbuffers').flexbuffers;
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global.flexbuffers = flexbuffers;
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function main() {
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testSingleValueBuffers();
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testGoldBuffer();
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testEncode();
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testIndirectAdd();
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testIndirectWithCache();
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testMapBuilder();
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testRoundTrip();
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testRoundTripWithBuilder();
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testDeduplicationOff();
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testBugWhereOffestWereStoredAsIntInsteadOfUInt();
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}
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function testSingleValueBuffers() {
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{ // null
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const ref = flexbuffers.toReference(new Uint8Array([0, 0, 1]).buffer);
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assert.strictEqual(true, ref.isNull());
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}
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function _assert(object, buffer) {
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assert.deepStrictEqual(flexbuffers.toObject(new Uint8Array(buffer).buffer), object);
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}
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_assert(true, [1, 104, 1]);
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_assert(false, [0, 104, 1]);
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_assert(25, [25, 4, 1]);
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_assert(-25, [231, 4, 1]);
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_assert(230, [230, 8, 1]);
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_assert(230, [230, 0, 5, 2]);
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_assert(-1025, [255, 251, 5, 2]);
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_assert(1025, [1, 4, 9, 2]);
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_assert(2147483647, [255, 255, 255, 127, 6, 4]);
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_assert(-2147483648, [0, 0, 0, 128, 6, 4]);
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_assert(4294967295n, [255, 255, 255, 255, 0, 0, 0, 0, 7, 8]);
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_assert(9223372036854775807n, [255, 255, 255, 255, 255, 255, 255, 127, 7, 8]);
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_assert(-9223372036854775808n, [0, 0, 0, 0, 0, 0, 0, 128, 7, 8]);
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_assert(18446744073709551615n, [255, 255, 255, 255, 255, 255, 255, 255, 11, 8]);
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_assert(4.5, [0, 0, 144, 64, 14, 4]);
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_assert(0.10000000149011612, [205, 204, 204, 61, 14, 4]);
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_assert(0.1, [154, 153, 153, 153, 153, 153, 185, 63, 15, 8]);
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_assert(-1025, [255, 251, 5, 2]);
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_assert("Maxim", [5, 77, 97, 120, 105, 109, 0, 6, 20, 1]);
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_assert("hello 😱", [10, 104, 101, 108, 108, 111, 32, 240, 159, 152, 177, 0, 11, 20, 1]);
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_assert({a:12}, [97, 0, 1, 3, 1, 1, 1, 12, 4, 2, 36, 1]);
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_assert({"":45, "a": 12}, [0, 97, 0, 2, 4, 4, 2, 1, 2, 45, 12, 4, 4, 4, 36, 1]);
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}
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function testEncode() {
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function _assert(value, buffer) {
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assert.deepStrictEqual(flexbuffers.encode(value), new Uint8Array(buffer));
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}
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_assert(null, [0, 0, 1]);
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_assert(true, [1, 104, 1]);
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_assert(false, [0, 104, 1]);
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_assert(1, [1, 4, 1]);
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_assert(230, [230, 0, 5, 2]);
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_assert(1025, [1, 4, 5, 2]);
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_assert(-1025, [255, 251, 5, 2]);
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_assert(0x100000001, [1, 0, 0, 0, 1, 0, 0, 0, 7, 8]);
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_assert(0.1, [154, 153, 153, 153, 153, 153, 185, 63, 15, 8]);
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_assert(0.5, [0, 0, 0, 63, 14, 4]);
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_assert(new Uint8Array([1, 2, 3]), [3, 1, 2, 3, 3, 100, 1]);
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_assert("Maxim", [5, 77, 97, 120, 105, 109, 0, 6, 20, 1]);
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_assert("hello 😱", [10, 104, 101, 108, 108, 111, 32, 240, 159, 152, 177, 0, 11, 20, 1]);
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_assert([1, 2], [1, 2, 2, 64, 1]);
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_assert([-1, 256], [255, 255, 0, 1, 4, 65, 1]);
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_assert([-45, 256000], [211, 255, 255, 255, 0, 232, 3, 0, 8, 66, 1]);
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_assert([1.1, -256.0], [2, 0, 0, 0, 0, 0, 0, 0, 154, 153, 153, 153, 153, 153, 241, 63, 0, 255, 255, 255, 255, 255, 255, 255, 15, 5, 18, 43, 1]);
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_assert([1, 2, 4], [1, 2, 4, 3, 76, 1]);
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_assert([-1, 256, 4], [255, 255, 0, 1, 4, 0, 6, 77, 1]);
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_assert([[61], 64], [1, 61, 2, 2, 64, 44, 4, 4, 40, 1]);
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_assert(["foo", "bar", "baz"], [3, 102, 111, 111, 0, 3, 98, 97, 114, 0, 3, 98, 97, 122, 0, 3, 15, 11, 7, 3, 60, 1]);
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_assert(["foo", "bar", "baz", "foo", "bar", "baz"], [3, 102, 111, 111, 0, 3, 98, 97, 114, 0, 3, 98, 97, 122, 0, 6, 15, 11, 7, 18, 14, 10, 6, 60, 1]);
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_assert([true, false, true], [3, 1, 0, 1, 3, 144, 1]);
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_assert(['foo', 1, -5, 1.3, true], [
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3, 102, 111, 111, 0, 0, 0, 0,
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5, 0, 0, 0, 0, 0, 0, 0,
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15, 0, 0, 0, 0, 0, 0, 0,
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1, 0, 0, 0, 0, 0, 0, 0,
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251, 255, 255, 255, 255, 255, 255, 255,
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205, 204, 204, 204, 204, 204, 244, 63,
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1, 0, 0, 0, 0, 0, 0, 0,
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20, 4, 4, 15, 104, 45, 43, 1
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]);
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_assert([1, 3.3, 'max', true, null, false], [
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3, 109, 97, 120, 0, 0, 0, 0,
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6, 0, 0, 0, 0, 0, 0, 0,
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1, 0, 0, 0, 0, 0, 0, 0,
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102, 102, 102, 102, 102, 102, 10, 64,
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31, 0, 0, 0, 0, 0, 0, 0,
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1, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0,
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4, 15, 20, 104, 0, 104, 54, 43, 1
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]);
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_assert({"a": 12}, [97, 0, 1, 3, 1, 1, 1, 12, 4, 2, 36, 1]);
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_assert({"a": 12, "":45}, [0, 97, 0, 2, 4, 4, 2, 1, 2, 45, 12, 4, 4, 4, 36, 1]);
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// JS currently does not support key vector offset sharing
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_assert([{'something':12}, {'something': 45}], [
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115, 111, 109, 101, 116, 104, 105, 110, 103, 0,
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1, 11, 1, 1, 1, 12, 4, 6, 1, 1, 45, 4, 2, 8, 4, 36, 36, 4, 40, 1
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]);
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}
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function testDeduplicationOff() {
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let buffer = flexbuffers.encode([{'something':12}, {'something': 45}], 1, true, true, false);
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assert.deepStrictEqual(buffer, new Uint8Array([
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115, 111, 109, 101, 116, 104, 105, 110, 103,
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0, 1, 11, 1, 1, 1, 12, 4, 1,
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18, 1, 1, 1, 45, 4, 2, 10, 4,
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36, 36, 4, 40, 1
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]));
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buffer = flexbuffers.encode([{'something':12}, {'something': 45}], 1, true, false, false);
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assert.deepStrictEqual(buffer, new Uint8Array([
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115, 111, 109, 101, 116, 104, 105, 110, 103, 0,
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1, 11, 1, 1, 1, 12, 4, 115, 111, 109,
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101, 116, 104, 105, 110, 103, 0, 1, 11, 1,
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1, 1, 45, 4, 2, 20, 4, 36, 36, 4,
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40, 1
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]));
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buffer = flexbuffers.encode(['something', 'something', 'dark'], 1, true, false, false);
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assert.deepStrictEqual(buffer, new Uint8Array([
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9, 115, 111, 109, 101, 116, 104,
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105, 110, 103, 0, 4, 100, 97,
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114, 107, 0, 3, 17, 18, 8,
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3, 60, 1
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]));
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buffer = flexbuffers.encode(['something', 'something', 'dark'], 1, false, false, false);
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assert.deepStrictEqual(buffer, new Uint8Array([
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9, 115, 111, 109, 101, 116, 104, 105, 110,
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103, 0, 9, 115, 111, 109, 101, 116, 104,
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105, 110, 103, 0, 4, 100, 97, 114, 107,
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0, 3, 28, 18, 8, 3, 60, 1
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]));
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}
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function testIndirectAdd() {
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function _assertInt(buffer, value, indirect = false, cache = false) {
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const builder = flexbuffers.builder();
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builder.addInt(value, indirect, cache);
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const data = builder.finish();
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assert.deepStrictEqual(data, new Uint8Array(buffer));
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}
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function _assertUInt(buffer, value, indirect = false, cache = false) {
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const builder = flexbuffers.builder();
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builder.addUInt(value, indirect, cache);
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const data = builder.finish();
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assert.deepStrictEqual(data, new Uint8Array(buffer));
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}
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function _assertFloat(buffer, value, indirect = false, cache = false) {
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const builder = flexbuffers.builder();
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builder.addFloat(value, indirect, cache);
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const data = builder.finish();
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assert.deepStrictEqual(data, new Uint8Array(buffer));
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}
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_assertInt([0, 4, 1], 0);
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_assertInt([0, 1, 24, 1], 0, true);
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_assertInt([255, 0, 5, 2], 255);
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_assertUInt([0, 8, 1], 0);
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_assertUInt([0, 1, 28, 1], 0, true);
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_assertUInt([255, 8, 1], 255);
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_assertUInt([185, 115, 175, 118, 250, 84, 8, 0, 11, 8], 2345234523452345);
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_assertUInt([185, 115, 175, 118, 250, 84, 8, 0, 8, 31, 1], 2345234523452345, true);
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_assertInt([185, 115, 175, 118, 250, 84, 8, 0, 7, 8], 2345234523452345);
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_assertInt([185, 115, 175, 118, 250, 84, 8, 0, 8, 27, 1], 2345234523452345, true);
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_assertFloat([154, 153, 153, 153, 153, 153, 185, 63, 15, 8], 0.1);
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_assertFloat([154, 153, 153, 153, 153, 153, 185, 63, 8, 35, 1], 0.1, true);
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_assertFloat([0, 0, 0, 0, 14, 4], 0);
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_assertFloat([0, 0, 0, 0, 4, 34, 1], 0, true);
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}
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function testIndirectWithCache() {
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function _assertInt(buffer, values) {
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const builder = flexbuffers.builder();
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builder.startVector();
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values.forEach(v => {
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builder.addInt(v, true, true)
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});
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builder.end();
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const data = builder.finish();
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assert.deepStrictEqual(data, new Uint8Array(buffer));
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}
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function _assertUInt(buffer, values) {
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const builder = flexbuffers.builder();
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builder.startVector();
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values.forEach(v => {
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builder.addUInt(v, true, true);
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});
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builder.end();
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const data = builder.finish();
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assert.deepStrictEqual(data, new Uint8Array(buffer));
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}
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function _assertFloat(buffer, values) {
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const builder = flexbuffers.builder();
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builder.startVector();
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values.forEach(v => {
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builder.addFloat(v, true, true);
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});
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builder.end();
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const data = builder.finish();
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assert.deepStrictEqual(data, new Uint8Array(buffer));
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}
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_assertInt(
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[185, 115, 175, 118, 250, 84, 8, 0, 4, 9, 10, 11, 12, 27, 27, 27, 27, 8, 40, 1],
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[2345234523452345, 2345234523452345, 2345234523452345, 2345234523452345]
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);
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_assertUInt(
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[185, 115, 175, 118, 250, 84, 8, 0, 4, 9, 10, 11, 12, 31, 31, 31, 31, 8, 40, 1],
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[2345234523452345, 2345234523452345, 2345234523452345, 2345234523452345]
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);
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_assertFloat(
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[154, 153, 153, 153, 153, 153, 185, 63, 4, 9, 10, 11, 12, 35, 35, 35, 35, 8, 40, 1],
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[0.1, 0.1, 0.1, 0.1]
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);
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}
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function testMapBuilder() {
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const builder = flexbuffers.builder();
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builder.startMap();
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builder.addKey('a');
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builder.add(12);
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builder.addKey('');
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builder.add(45);
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builder.end();
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const data = builder.finish();
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assert.deepStrictEqual(data, new Uint8Array([97, 0, 0, 2, 2, 5, 2, 1, 2, 45, 12, 4, 4, 4, 36, 1]));
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}
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function testRoundTrip() {
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const example = {
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"age": 35,
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"flags": [true, false, true, true],
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"weight": 72.5,
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"name": "Maxim",
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"address": {
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"city": "Bla",
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"zip": "12345",
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"countryCode": "XX",
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}
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};
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function _assert(value) {
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let buffer = flexbuffers.encode(value, 1);
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let o = flexbuffers.toObject(buffer.buffer);
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assert.deepStrictEqual(o, value);
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}
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_assert(example);
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_assert(0x100000001n);
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}
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function testRoundTripWithBuilder() {
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const example = {
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"age": 35,
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"flags": [true, false, true, true],
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"weight": 72.5,
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"name": "Maxim",
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"address": {
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"city": "Bla",
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"zip": "12345",
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"countryCode": "XX",
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}
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};
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const builder = flexbuffers.builder();
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builder.startMap();
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builder.addKey('age');
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builder.add(35);
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builder.addKey('flags');
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builder.startVector();
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builder.add(true);
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builder.add(false);
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builder.add(true);
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builder.add(true);
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builder.end();
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builder.addKey("weight");
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builder.add(72.5);
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builder.addKey("name");
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builder.add("Maxim");
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builder.addKey("address");
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builder.startMap();
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builder.addKey("city");
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builder.add("Bla");
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builder.addKey("zip");
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builder.add("12345");
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builder.addKey("countryCode");
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builder.add("XX");
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builder.end();
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builder.end();
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const data = builder.finish();
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let o = flexbuffers.toObject(data.buffer);
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assert.deepStrictEqual(o, example);
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let root = flexbuffers.toReference(data.buffer);
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assert.strictEqual(root.isMap(), true);
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assert.strictEqual(root.get("age").numericValue(), 35);
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assert.strictEqual(root.get("age").intValue(), 35);
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assert.strictEqual(root.get("name").stringValue(), "Maxim");
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assert.strictEqual(root.get("weight").floatValue(), 72.5);
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assert.strictEqual(root.get("weight").numericValue(), 72.5);
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let flags = root.get("flags");
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assert.strictEqual(flags.isVector(), true);
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assert.strictEqual(flags.length(), 4);
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assert.strictEqual(flags.get(0).boolValue(), true);
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assert.strictEqual(flags.get(1).boolValue(), false);
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assert.strictEqual(flags.get(2).boolValue(), true);
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assert.strictEqual(flags.get(3).boolValue(), true);
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let address = root.get("address");
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assert.strictEqual(address.isMap(), true);
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assert.strictEqual(address.length(), 3);
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assert.strictEqual(address.get("city").stringValue(), "Bla");
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assert.strictEqual(address.get("zip").stringValue(), "12345");
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assert.strictEqual(address.get("countryCode").stringValue(), "XX");
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}
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function testGoldBuffer() {
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const data = new Uint8Array(fs.readFileSync('gold_flexbuffer_example.bin')).buffer;
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const b1 = flexbuffers.toReference(data).get("bools").get(1);
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assert.strictEqual(b1.isBool(), true);
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assert.strictEqual(b1.boolValue(), false);
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const blob = flexbuffers.toReference(data).get("vec").get(3);
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assert.strictEqual(blob.isBlob(), true);
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assert.deepStrictEqual(blob.blobValue(), new Uint8Array([77]));
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const o = flexbuffers.toObject(data);
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assert.deepStrictEqual(o, {
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bool: true,
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bools: [true, false, true, false],
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bar: [1, 2, 3],
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bar3: [1, 2, 3],
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foo: 100,
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mymap: {foo:'Fred'},
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vec: [-100, 'Fred', 4, new Uint8Array([77]), false, 4]
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});
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}
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function testBugWhereOffestWereStoredAsIntInsteadOfUInt() {
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// Reported in https://github.com/google/flatbuffers/issues/5949#issuecomment-688421193
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const object = {'channels_in': 64, 'dilation_height_factor': 1, 'dilation_width_factor': 1, 'fused_activation_function': 1, 'pad_values': 1, 'padding': 0, 'stride_height': 1, 'stride_width': 1};
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let data1 = flexbuffers.encode(object);
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const data = [99, 104, 97, 110, 110, 101, 108, 115, 95, 105, 110, 0,
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100, 105, 108, 97, 116, 105, 111, 110, 95, 104, 101, 105, 103, 104, 116, 95, 102, 97, 99, 116, 111, 114, 0,
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100, 105, 108, 97, 116, 105, 111, 110, 95, 119, 105, 100, 116, 104, 95, 102, 97, 99, 116, 111, 114, 0,
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102, 117, 115, 101, 100, 95, 97, 99, 116, 105, 118, 97, 116, 105, 111, 110, 95, 102, 117, 110, 99, 116, 105, 111, 110, 0,
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112, 97, 100, 95, 118, 97, 108, 117, 101, 115, 0, 112, 97, 100, 100, 105, 110, 103, 0,
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115, 116, 114, 105, 100, 101, 95, 104, 101, 105, 103, 104, 116, 0,
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115, 116, 114, 105, 100, 101, 95, 119, 105, 100, 116, 104, 0,
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8, 130, 119, 97, 76, 51, 41, 34, 21, 8, 1, 8, 64, 1, 1, 1, 1, 0, 1, 1, 4, 4, 4, 4, 4, 4, 4, 4, 16, 36, 1];
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let object2 = flexbuffers.toObject(new Uint8Array(data).buffer);
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let object1 = flexbuffers.toObject(new Uint8Array(data1).buffer);
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assert.deepStrictEqual(object, object2);
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assert.deepStrictEqual(object, object1);
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assert.strictEqual(data.length, data1.length);
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let ref = flexbuffers.toReference(new Uint8Array(data).buffer);
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assert.strictEqual(ref.isMap(), true);
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assert.strictEqual(ref.length(), 8);
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assert.strictEqual(ref.get("channels_in").numericValue(), 64);
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assert.strictEqual(ref.get("padding").isNumber(), true);
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}
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main();
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