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authorBrandon Millman <brandon.millman@gmail.com>2017-11-14 05:25:21 +0800
committerBrandon Millman <brandon.millman@gmail.com>2017-11-14 06:11:39 +0800
commitb0f13c17e2c62f9f1942d6ec2a6ef3fa6873558d (patch)
tree3eff5685780ba63e86b4484a8d7fc86a6d869fb0 /packages
parent2b26981e3dbf82d0ea5f6e526485f94da4fdbd1e (diff)
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Add assert package to the monorepo
Diffstat (limited to 'packages')
-rw-r--r--packages/0x.js/package.json2
-rw-r--r--packages/assert/README.md5
-rw-r--r--packages/assert/circle.yml14
-rw-r--r--packages/assert/package.json45
-rw-r--r--packages/assert/src/globals.d.ts5
-rw-r--r--packages/assert/src/index.ts84
-rw-r--r--packages/assert/test/assert_test.ts338
-rw-r--r--packages/assert/tsconfig.json18
-rw-r--r--packages/assert/tslint.json5
9 files changed, 515 insertions, 1 deletions
diff --git a/packages/0x.js/package.json b/packages/0x.js/package.json
index 6e30df612..02ae87cd5 100644
--- a/packages/0x.js/package.json
+++ b/packages/0x.js/package.json
@@ -87,7 +87,7 @@
},
"dependencies": {
"0x-json-schemas": "^0.6.1",
- "bignumber.js": "^4.1.0",
+ "bignumber.js": "~4.1.0",
"compare-versions": "^3.0.1",
"es6-promisify": "^5.0.0",
"ethereumjs-abi": "^0.6.4",
diff --git a/packages/assert/README.md b/packages/assert/README.md
new file mode 100644
index 000000000..4e72d5bcb
--- /dev/null
+++ b/packages/assert/README.md
@@ -0,0 +1,5 @@
+<img src="https://github.com/0xProject/branding/blob/master/0x_Black_CMYK.png" width="200px" >
+
+---
+
+Standard type and schema assertions to be used across all 0x projects and packages
diff --git a/packages/assert/circle.yml b/packages/assert/circle.yml
new file mode 100644
index 000000000..32b9e7315
--- /dev/null
+++ b/packages/assert/circle.yml
@@ -0,0 +1,14 @@
+machine:
+ node:
+ version: 6.5.0
+
+dependencies:
+ override:
+ - yarn
+ cache_directories:
+ - ~/.cache/yarn
+
+test:
+ override:
+ - yarn test
+ - yarn lint
diff --git a/packages/assert/package.json b/packages/assert/package.json
new file mode 100644
index 000000000..43ecf5371
--- /dev/null
+++ b/packages/assert/package.json
@@ -0,0 +1,45 @@
+{
+ "name": "0x-assert",
+ "version": "0.0.3",
+ "description": "Provides a standard way of performing type and schema validation across 0x projects",
+ "main": "lib/src/index.js",
+ "types": "lib/src/index.d.ts",
+ "scripts": {
+ "build": "tsc",
+ "clean": "shx rm -rf _bundles lib test_temp",
+ "lint": "tslint src/**/*.ts test/**/*.ts",
+ "run_mocha": "mocha lib/test/**/*_test.js",
+ "prepublishOnly": "run-p build",
+ "test": "run-s clean build run_mocha"
+ },
+ "license": "Apache-2.0",
+ "repository": {
+ "type": "git",
+ "url": "https://github.com/0xProject/assert.git"
+ },
+ "bugs": {
+ "url": "https://github.com/0xProject/assert/issues"
+ },
+ "homepage": "https://github.com/0xProject/assert#readme",
+ "devDependencies": {
+ "@types/lodash": "^4.14.78",
+ "@types/mocha": "^2.2.42",
+ "@types/valid-url": "^1.0.2",
+ "chai": "^4.0.1",
+ "chai-typescript-typings": "^0.0.1",
+ "dirty-chai": "^2.0.1",
+ "mocha": "^4.0.1",
+ "npm-run-all": "^4.1.1",
+ "shx": "^0.2.2",
+ "tslint": "~5.5.0",
+ "tslint-config-0xproject": "^0.0.2",
+ "typescript": "^2.4.2"
+ },
+ "dependencies": {
+ "0x-json-schemas": "^0.6.5",
+ "bignumber.js": "~4.1.0",
+ "ethereum-address": "^0.0.4",
+ "lodash": "^4.17.4",
+ "valid-url": "^1.0.9"
+ }
+}
diff --git a/packages/assert/src/globals.d.ts b/packages/assert/src/globals.d.ts
new file mode 100644
index 000000000..cc47f3113
--- /dev/null
+++ b/packages/assert/src/globals.d.ts
@@ -0,0 +1,5 @@
+declare module 'dirty-chai';
+
+declare module 'ethereum-address' {
+ const isAddress: (arg: any) => boolean;
+}
diff --git a/packages/assert/src/index.ts b/packages/assert/src/index.ts
new file mode 100644
index 000000000..b391a8bbb
--- /dev/null
+++ b/packages/assert/src/index.ts
@@ -0,0 +1,84 @@
+import BigNumber from 'bignumber.js';
+import * as ethereum_address from 'ethereum-address';
+import * as _ from 'lodash';
+import * as validUrl from 'valid-url';
+
+import {SchemaValidator, Schema} from '0x-json-schemas';
+
+const HEX_REGEX = /^0x[0-9A-F]*$/i;
+
+export const assert = {
+ isBigNumber(variableName: string, value: BigNumber): void {
+ const isBigNumber = _.isObject(value) && (value as any).isBigNumber;
+ this.assert(isBigNumber, this.typeAssertionMessage(variableName, 'BigNumber', value));
+ },
+ isUndefined(value: any, variableName?: string): void {
+ this.assert(_.isUndefined(value), this.typeAssertionMessage(variableName, 'undefined', value));
+ },
+ isString(variableName: string, value: string): void {
+ this.assert(_.isString(value), this.typeAssertionMessage(variableName, 'string', value));
+ },
+ isFunction(variableName: string, value: any): void {
+ this.assert(_.isFunction(value), this.typeAssertionMessage(variableName, 'function', value));
+ },
+ isHexString(variableName: string, value: string): void {
+ this.assert(_.isString(value) && HEX_REGEX.test(value),
+ this.typeAssertionMessage(variableName, 'HexString', value));
+ },
+ isETHAddressHex(variableName: string, value: string): void {
+ this.assert(ethereum_address.isAddress(value), this.typeAssertionMessage(variableName, 'ETHAddressHex', value));
+ this.assert(
+ ethereum_address.isAddress(value) && value.toLowerCase() === value,
+ `Checksummed addresses are not supported. Convert ${variableName} to lower case before passing`,
+ );
+ },
+ doesBelongToStringEnum(variableName: string, value: string,
+ stringEnum: any /* There is no base type for every string enum */): void {
+ const doesBelongToStringEnum = !_.isUndefined(stringEnum[value]);
+ const enumValues = _.keys(stringEnum);
+ const enumValuesAsStrings = _.map(enumValues, enumValue => `'${enumValue}'`);
+ const enumValuesAsString = enumValuesAsStrings.join(', ');
+ assert.assert(
+ doesBelongToStringEnum,
+ `Expected ${variableName} to be one of: ${enumValuesAsString}, encountered: ${value}`,
+ );
+ },
+ hasAtMostOneUniqueValue(value: any[], errMsg: string): void {
+ this.assert(_.uniq(value).length <= 1, errMsg);
+ },
+ isNumber(variableName: string, value: number): void {
+ this.assert(_.isFinite(value), this.typeAssertionMessage(variableName, 'number', value));
+ },
+ isBoolean(variableName: string, value: boolean): void {
+ this.assert(_.isBoolean(value), this.typeAssertionMessage(variableName, 'boolean', value));
+ },
+ isWeb3Provider(variableName: string, value: any): void {
+ const isWeb3Provider = _.isFunction((value as any).send) || _.isFunction((value as any).sendAsync);
+ this.assert(isWeb3Provider, this.typeAssertionMessage(variableName, 'Web3.Provider', value));
+ },
+ doesConformToSchema(variableName: string, value: any, schema: Schema): void {
+ const schemaValidator = new SchemaValidator();
+ const validationResult = schemaValidator.validate(value, schema);
+ const hasValidationErrors = validationResult.errors.length > 0;
+ const msg = `Expected ${variableName} to conform to schema ${schema.id}
+Encountered: ${JSON.stringify(value, null, '\t')}
+Validation errors: ${validationResult.errors.join(', ')}`;
+ this.assert(!hasValidationErrors, msg);
+ },
+ isHttpUrl(variableName: string, value: any): void {
+ const isValidUrl = validUrl.isWebUri(value);
+ this.assert(isValidUrl, this.typeAssertionMessage(variableName, 'http url', value));
+ },
+ isUri(variableName: string, value: any): void {
+ const isValidUri = validUrl.isUri(value);
+ this.assert(isValidUri, this.typeAssertionMessage(variableName, 'uri', value));
+ },
+ assert(condition: boolean, message: string): void {
+ if (!condition) {
+ throw new Error(message);
+ }
+ },
+ typeAssertionMessage(variableName: string, type: string, value: any): string {
+ return `Expected ${variableName} to be of type ${type}, encountered: ${value}`;
+ },
+};
diff --git a/packages/assert/test/assert_test.ts b/packages/assert/test/assert_test.ts
new file mode 100644
index 000000000..0e35f7f50
--- /dev/null
+++ b/packages/assert/test/assert_test.ts
@@ -0,0 +1,338 @@
+import 'mocha';
+import * as dirtyChai from 'dirty-chai';
+import * as chai from 'chai';
+import {BigNumber} from 'bignumber.js';
+import {schemas} from '0x-json-schemas';
+import {assert} from '../src/index';
+
+chai.config.includeStack = true;
+chai.use(dirtyChai);
+const expect = chai.expect;
+
+describe('Assertions', () => {
+ const variableName = 'variable';
+ describe('#isBigNumber', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ new BigNumber(23),
+ new BigNumber('45'),
+ ];
+ validInputs.forEach(input => expect(assert.isBigNumber.bind(assert, variableName, input)).to.not.throw());
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 'test',
+ 42,
+ false,
+ { random: 'test' },
+ undefined,
+ ];
+ invalidInputs.forEach(input => expect(assert.isBigNumber.bind(assert, variableName, input)).to.throw());
+ });
+ });
+ describe('#isUndefined', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ undefined,
+ ];
+ validInputs.forEach(input => expect(assert.isUndefined.bind(assert, input, variableName)).to.not.throw());
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 'test',
+ 42,
+ false,
+ { random: 'test' },
+ ];
+ invalidInputs.forEach(input => expect(assert.isUndefined.bind(assert, input, variableName)).to.throw());
+ });
+ });
+ describe('#isString', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ 'hello',
+ 'goodbye',
+ ];
+ validInputs.forEach(input => expect(assert.isString.bind(assert, variableName, input)).to.not.throw());
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ false,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ ];
+ invalidInputs.forEach(input => expect(assert.isString.bind(assert, variableName, input)).to.throw());
+ });
+ });
+ describe('#isFunction', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ BigNumber,
+ assert.isString.bind(this),
+ ];
+ validInputs.forEach(input => expect(assert.isFunction.bind(assert, variableName, input)).to.not.throw());
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ false,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ ];
+ invalidInputs.forEach(input => expect(assert.isFunction.bind(assert, variableName, input)).to.throw());
+ });
+ });
+ describe('#isHexString', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ '0x61a3ed31B43c8780e905a260a35faefEc527be7516aa11c0256729b5b351bc33',
+ '0x40349190569279751135161d22529dc25add4f6069af05be04cacbda2ace2254',
+ ];
+ validInputs.forEach(input => expect(assert.isHexString.bind(assert, variableName, input)).to.not.throw());
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ false,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ '0x61a3ed31B43c8780e905a260a35faYfEc527be7516aa11c0256729b5b351bc33',
+ ];
+ invalidInputs.forEach(input => expect(assert.isHexString.bind(assert, variableName, input)).to.throw());
+ });
+ });
+ describe('#isETHAddressHex', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ '0x0000000000000000000000000000000000000000',
+ '0x6fffd0ae3f7d88c9b4925323f54c6e4b2918c5fd',
+ '0x12459c951127e0c374ff9105dda097662a027093',
+ ];
+ validInputs.forEach(input =>
+ expect(assert.isETHAddressHex.bind(assert, variableName, input)).to.not.throw(),
+ );
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ false,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ '0x6FFFd0ae3f7d88c9b4925323f54c6e4b2918c5fd',
+ '0x6FFFd0ae3f7d88c9b4925323f54c6e4',
+ ];
+ invalidInputs.forEach(input =>
+ expect(assert.isETHAddressHex.bind(assert, variableName, input)).to.throw(),
+ );
+ });
+ });
+ describe('#doesBelongToStringEnum', () => {
+ enum TestEnums {
+ Test1 = 'Test1',
+ Test2 = 'Test2',
+ }
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ TestEnums.Test1,
+ TestEnums.Test2,
+ ];
+ validInputs.forEach(input =>
+ expect(assert.doesBelongToStringEnum.bind(assert, variableName, input, TestEnums)).to.not.throw(),
+ );
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ false,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ ];
+ invalidInputs.forEach(input =>
+ expect(assert.doesBelongToStringEnum.bind(assert, variableName, input, TestEnums)).to.throw(),
+ );
+ });
+ });
+ describe('#hasAtMostOneUniqueValue', () => {
+ const errorMsg = 'more than one unique value';
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ ['hello'],
+ ['goodbye', 'goodbye', 'goodbye'],
+ ];
+ validInputs.forEach(input =>
+ expect(assert.hasAtMostOneUniqueValue.bind(assert, input, errorMsg)).to.not.throw(),
+ );
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ ['hello', 'goodbye'],
+ ['goodbye', 42, false, false],
+ ];
+ invalidInputs.forEach(input =>
+ expect(assert.hasAtMostOneUniqueValue.bind(assert, input, errorMsg)).to.throw(),
+ );
+ });
+ });
+ describe('#isNumber', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ 42,
+ 0.00,
+ 21e+42,
+ ];
+ validInputs.forEach(input => expect(assert.isNumber.bind(assert, variableName, input)).to.not.throw());
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ false,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ ];
+ invalidInputs.forEach(input => expect(assert.isNumber.bind(assert, variableName, input)).to.throw());
+ });
+ });
+ describe('#isBoolean', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ true,
+ false,
+ ];
+ validInputs.forEach(input => expect(assert.isBoolean.bind(assert, variableName, input)).to.not.throw());
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ ];
+ invalidInputs.forEach(input => expect(assert.isBoolean.bind(assert, variableName, input)).to.throw());
+ });
+ });
+ describe('#isWeb3Provider', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ { send: () => 45 },
+ { sendAsync: () => 45 },
+ ];
+ validInputs.forEach(input =>
+ expect(assert.isWeb3Provider.bind(assert, variableName, input)).to.not.throw(),
+ );
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ ];
+ invalidInputs.forEach(input =>
+ expect(assert.isWeb3Provider.bind(assert, variableName, input)).to.throw(),
+ );
+ });
+ });
+ describe('#doesConformToSchema', () => {
+ const schema = schemas.addressSchema;
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ '0x6fffd0ae3f7d88c9b4925323f54c6e4b2918c5fd',
+ '0x12459c951127e0c374ff9105dda097662a027093',
+ ];
+ validInputs.forEach(input =>
+ expect(assert.doesConformToSchema.bind(assert, variableName, input, schema)).to.not.throw(),
+ );
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ ];
+ invalidInputs.forEach(input =>
+ expect(assert.doesConformToSchema.bind(assert, variableName, input, schema)).to.throw(),
+ );
+ });
+ });
+ describe('#isHttpUrl', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ 'http://www.google.com',
+ 'https://api.example-relayer.net',
+ 'https://api.radarrelay.com/0x/v0/',
+ 'https://zeroex.beta.radarrelay.com:8000/0x/v0/',
+ ];
+ validInputs.forEach(input =>
+ expect(assert.isHttpUrl.bind(assert, variableName, input)).to.not.throw(),
+ );
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ 'ws://www.api.example-relayer.net',
+ 'www.google.com',
+ 'api.example-relayer.net',
+ 'user:password@api.example-relayer.net',
+ '//api.example-relayer.net',
+ ];
+ invalidInputs.forEach(input =>
+ expect(assert.isHttpUrl.bind(assert, variableName, input)).to.throw(),
+ );
+ });
+ });
+ describe('#isUri', () => {
+ it('should not throw for valid input', () => {
+ const validInputs = [
+ 'http://www.google.com',
+ 'https://api.example-relayer.net',
+ 'https://api.radarrelay.com/0x/v0/',
+ 'https://zeroex.beta.radarrelay.com:8000/0x/v0/',
+ 'ws://www.api.example-relayer.net',
+ 'wss://www.api.example-relayer.net',
+ 'user:password@api.example-relayer.net',
+ ];
+ validInputs.forEach(input =>
+ expect(assert.isUri.bind(assert, variableName, input)).to.not.throw(),
+ );
+ });
+ it('should throw for invalid input', () => {
+ const invalidInputs = [
+ 42,
+ { random: 'test' },
+ undefined,
+ new BigNumber(45),
+ 'www.google.com',
+ 'api.example-relayer.net',
+ '//api.example-relayer.net',
+ ];
+ invalidInputs.forEach(input =>
+ expect(assert.isUri.bind(assert, variableName, input)).to.throw(),
+ );
+ });
+ });
+ describe('#assert', () => {
+ const assertMessage = 'assert not satisfied';
+ it('should not throw for valid input', () => {
+ expect(assert.assert.bind(assert, true, assertMessage)).to.not.throw();
+ });
+ it('should throw for invalid input', () => {
+ expect(assert.assert.bind(assert, false, assertMessage)).to.throw();
+ });
+ });
+ describe('#typeAssertionMessage', () => {
+ it('should render correct message', () => {
+ expect(assert.typeAssertionMessage('variable', 'string', 'number'))
+ .to.equal(`Expected variable to be of type string, encountered: number`);
+ });
+ });
+});
diff --git a/packages/assert/tsconfig.json b/packages/assert/tsconfig.json
new file mode 100644
index 000000000..bdb4e43a8
--- /dev/null
+++ b/packages/assert/tsconfig.json
@@ -0,0 +1,18 @@
+{
+ "compilerOptions": {
+ "module": "commonjs",
+ "target": "es5",
+ "lib": [ "es2017", "dom"],
+ "outDir": "lib",
+ "sourceMap": true,
+ "declaration": true,
+ "noImplicitAny": true,
+ "strictNullChecks": true
+ },
+ "include": [
+ "./src/**/*",
+ "./test/**/*",
+ "../../node_modules/chai-typescript-typings/index.d.ts",
+ "../../node_modules/web3-typescript-typings/index.d.ts"
+ ]
+}
diff --git a/packages/assert/tslint.json b/packages/assert/tslint.json
new file mode 100644
index 000000000..5842a872a
--- /dev/null
+++ b/packages/assert/tslint.json
@@ -0,0 +1,5 @@
+{
+ "extends": [
+ "tslint-config-0xproject"
+ ]
+}