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86d333ee94
* chore: Switch to Node 20 + Vitest * chore: migrate to vitest mock functions * chore: code style (switch to prettier) * test: re-enable long-running test Seems the switch to Node 20 and Vitest has vastly improved the code's and / or the test's runtime! see #1193 * chore: code style * chore: fix failing tests * Updated Documentation in README.md * Update contribution guidelines to state usage of Prettier * fix: set prettier printWidth back to 80 * chore: apply updated code style automatically * fix: set prettier line endings to lf again * chore: apply updated code style automatically --------- Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com> Co-authored-by: Lars Müller <34514239+appgurueu@users.noreply.github.com>
31 lines
730 B
JavaScript
31 lines
730 B
JavaScript
import { iterate, Vector2 } from '../KochSnowflake'
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describe('KochSnowflake', () => {
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it('should produce the correctly-transformed vectors', () => {
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expect(iterate([new Vector2(0, 0), new Vector2(1, 0)], 1)[0]).toEqual({
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x: 0,
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y: 0
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})
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expect(iterate([new Vector2(0, 0), new Vector2(1, 0)], 1)[1]).toEqual({
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x: 1 / 3,
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y: 0
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})
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expect(iterate([new Vector2(0, 0), new Vector2(1, 0)], 1)[2]).toEqual({
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x: 1 / 2,
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y: Math.sin(Math.PI / 3) / 3
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})
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expect(iterate([new Vector2(0, 0), new Vector2(1, 0)], 1)[3]).toEqual({
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x: 2 / 3,
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y: 0
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})
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expect(iterate([new Vector2(0, 0), new Vector2(1, 0)], 1)[4]).toEqual({
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x: 1,
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y: 0
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})
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})
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})
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