70 lines
1.9 KiB
TypeScript
70 lines
1.9 KiB
TypeScript
import "mocha";
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import { expect } from "chai";
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import { JSONParser as Parser } from "../../src/parsers/";
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import { ValidationError } from "../../src/";
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describe("JSON Event Format Parser", () => {
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it("Throw error when payload is an integer", () => {
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// setup
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const payload = 83;
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const parser = new Parser();
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expect(parser.parse.bind(parser, (payload as unknown) as string)).to.throw(
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ValidationError,
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"invalid payload type, allowed are: string or object",
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);
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});
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it("Throw error when payload is null", () => {
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const payload = null;
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const parser = new Parser();
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expect(parser.parse.bind(parser, (payload as unknown) as string)).to.throw(
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ValidationError,
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"null or undefined payload",
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);
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});
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it("Throw error when payload is undefined", () => {
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// setup
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const parser = new Parser();
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// act and assert
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expect(parser.parse.bind(parser)).to.throw(ValidationError, "null or undefined payload");
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});
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it("Throw error when payload is a float", () => {
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// setup
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const payload = 8.3;
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const parser = new Parser();
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expect(parser.parse.bind(parser, (payload as unknown) as string)).to.throw(
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ValidationError,
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"invalid payload type, allowed are: string or object",
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);
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});
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it("Throw error when payload is an invalid JSON", () => {
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// setup
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const payload = "gg";
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const parser = new Parser();
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// TODO: Should the parser catch the SyntaxError and re-throw a ValidationError?
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expect(parser.parse.bind(parser, payload)).to.throw(SyntaxError, "Unexpected token g in JSON at position 0");
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});
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it("Must accept when the payload is a string well formed as JSON", () => {
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// setup
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// eslint-disable-next-line prettier/prettier
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const payload = "{\"much\" : \"wow\"}";
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const parser = new Parser();
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// act
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const actual = parser.parse(payload);
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// assert
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expect(actual).to.be.an("object");
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});
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});
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