65 lines
1.7 KiB
TypeScript
65 lines
1.7 KiB
TypeScript
import { assert } from "chai";
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import { formatNumber } from "../../../src/common/number/format_number";
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import {
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FrontendLocaleData,
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NumberFormat,
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TimeFormat,
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} from "../../../src/data/translation";
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describe("formatNumber", () => {
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// Create default to not have to specify a not relevant TimeFormat over and over again.
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const defaultLocale: FrontendLocaleData = {
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language: "en",
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number_format: NumberFormat.language,
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time_format: TimeFormat.language,
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};
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// Node only ships with English support for `Intl`, so we can not test for other number formats here.
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it("Formats English numbers", () => {
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assert.strictEqual(formatNumber(1234.5, defaultLocale), "1,234.5");
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});
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it("Test format 'none' (keep dot despite language 'de')", () => {
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assert.strictEqual(
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formatNumber(1.23, {
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...defaultLocale,
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language: "de",
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number_format: NumberFormat.none,
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}),
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"1.23"
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);
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});
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it("Ensure zero is kept for format 'language'", () => {
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assert.strictEqual(formatNumber(0, defaultLocale), "0");
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});
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it("Ensure zero is kept for format 'none'", () => {
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assert.strictEqual(
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formatNumber(0, { ...defaultLocale, number_format: NumberFormat.none }),
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"0"
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);
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});
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it("Test empty string input for format 'none'", () => {
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assert.strictEqual(
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formatNumber("", { ...defaultLocale, number_format: NumberFormat.none }),
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""
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);
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});
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it("Test empty string input for format 'language'", () => {
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assert.strictEqual(formatNumber("", defaultLocale), "0");
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});
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it("Formats number with options", () => {
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assert.strictEqual(
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formatNumber(1234.5, defaultLocale, {
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minimumFractionDigits: 2,
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}),
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"1,234.50"
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);
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});
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});
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