82 lines
2.7 KiB
JavaScript
82 lines
2.7 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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const formatters_1 = require("./formatters");
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describe("Integer formatter", () => {
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it("should format integer as a string", () => {
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// given
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const formatter = formatters_1.integerFormatter(3);
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// when
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const result = formatter(123);
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// then
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expect(result).toBe("123");
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});
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it("should add padding on the left when input has a few digits", () => {
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// given
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const formatter = formatters_1.integerFormatter(5);
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// when
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const result = formatter(123);
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// then
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expect(result).toBe(" 123");
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});
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});
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describe("Integer processor", () => {
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it("should keep value unchanged when value small enough comapred to number of value digits", () => {
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// given
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const processor = formatters_1.keepSignificantDigits(3);
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// when
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const result = processor(421);
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// then
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expect(result).toBe(421);
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});
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it("should lower value when value has more digits than what is needed", () => {
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// given
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const processor = formatters_1.keepSignificantDigits(3);
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// when
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const result = processor(123456);
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// then
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expect(result).toBe(123000);
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});
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});
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describe("Float formatter", () => {
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it("should format float as a string", () => {
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// given
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const formatter = formatters_1.floatFormatter(5, 2);
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// when
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const result = formatter(12.34);
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// then
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expect(result).toBe("12.34");
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});
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it("should format float as a string with given number of fraction digits", () => {
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// given
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const formatter = formatters_1.floatFormatter(5, 2);
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// when
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const result = formatter(12.342);
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// then
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expect(result).toBe("12.34");
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});
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it("should format float as a string adding fraction digits", () => {
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// given
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const formatter = formatters_1.floatFormatter(5, 2);
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// when
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const result = formatter(12.3);
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// then
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expect(result).toBe("12.30");
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});
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it("should format the whole float input even with lots of digits", () => {
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// given
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const formatter = formatters_1.floatFormatter(5, 2);
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// when
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const result = formatter(12456789.34);
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// then
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expect(result).toBe("12456789.34");
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});
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it("should add padding on the left when not enough digits", () => {
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// given
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const formatter = formatters_1.floatFormatter(5, 2);
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// when
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const result = formatter(9.34);
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// then
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expect(result).toBe(" 9.34");
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});
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});
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//# sourceMappingURL=formatters.spec.js.map
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