33 lines
659 B
JavaScript
33 lines
659 B
JavaScript
const expect = require("expect");
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const dig = require("./dig.js");
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const data = {
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level1:{
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level2:{
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level3: "some data",
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level3f: false,
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level3a: [1,2,3,4]
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}
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}
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};
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test("dig is a Function", () => {
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expect(dig).toBeInstanceOf(Function);
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});
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test("Dig target success", () => {
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expect(dig(data, "level3")).toEqual("some data");
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});
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test("Dig target with falsey value", () => {
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expect(dig(data, "level3f")).toEqual(false);
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});
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test("Dig target with array", () => {
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expect(dig(data, "level3a")).toEqual([1,2,3,4]);
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});
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test("Unknown target return undefined", () => {
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expect(dig(data, "level4")).toEqual(undefined);
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});
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