28 wiersze
732 B
TypeScript
28 wiersze
732 B
TypeScript
import { clampedByteToHex, createRandomColorPalette } from "./random-colors";
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describe("clampedByteToHex", () => {
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it("clamps values over 255 to 255", () => {
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expect(clampedByteToHex(500)).toBe("ff");
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});
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it("clamps values under 0 to 0", () => {
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expect(clampedByteToHex(-50)).toBe("00");
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});
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it("zero-pads values", () => {
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expect(clampedByteToHex(10)).toBe("0a");
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});
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it("works with numbers that don't need zero-padding", () => {
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expect(clampedByteToHex(22)).toBe("16");
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});
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});
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test("createRandomColorPalette() works", () => {
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const palette = createRandomColorPalette(3);
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expect(palette).toHaveLength(3);
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for (let color of palette) {
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expect(color).toMatch(/^\#[0-9a-f]{6}$/);
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}
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});
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