feat: the kata machine

src/__tests__/array-list.ts

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+import ArrayList from "@code/array-list";
+
+test("array-list", function() {
+    const list = new ArrayList<number>(3);
+
+    list.add(5);
+    list.add(7);
+    list.add(9);
+
+    expect(list.remove()).toEqual(5);
+    expect(list.length).toEqual(2);
+
+    list.add(11);
+    expect(list.remove()).toEqual(7);
+    expect(list.remove()).toEqual(9);
+    expect(list.remove()).toEqual(11);
+    expect(list.remove()).toEqual(undefined);
+    expect(list.length).toEqual(0);
+
+    list.add(5);
+    list.add(7);
+    list.add(9);
+    expect(list.length).toEqual(3);
+    expect(list.removeAt(1)).toEqual(7);
+    expect(list.capacity).toEqual(3);
+
+    list.add(11);
+    list.add(13);
+    expect(list.length).toEqual(5);
+    expect(list.capacity).toEqual(6);
+});
+
+
+

src/__tests__/doubly-linked-list.ts

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+import LinkedList from "@code/doubly-linked-list";
+
+test("linked-list", function() {
+    const list = new LinkedList<number>();
+
+    list.add(5);
+    list.add(7);
+    list.add(9);
+
+    expect(list.remove()).toEqual(5);
+    expect(list.length).toEqual(2);
+
+    list.add(11);
+    expect(list.remove()).toEqual(7);
+    expect(list.remove()).toEqual(9);
+    expect(list.remove()).toEqual(11);
+    expect(list.remove()).toEqual(undefined);
+});
+
+
+

src/__tests__/insertion-sort.ts

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+import insertion_sort from "@code/insertion-sort";
+
+test("insertion-sort", function() {
+    const arr = [9, 3, 7, 4, 69, 420, 42];
+    insertion_sort(arr);
+    expect(arr).toEqual([3, 4, 7, 9, 42, 69, 420]);
+});
+

src/__tests__/merge-sort.ts

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+import merge_sort from "@code/merge-sort";
+
+test("merge-sort", function() {
+    const arr = [9, 3, 7, 4, 69, 420, 42];
+    merge_sort(arr);
+    expect(arr).toEqual([3, 4, 7, 9, 42, 69, 420]);
+});
+
+

src/__tests__/queue.ts

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+import Queue from "@code/queue";
+
+test("queue", function() {
+    const list = new Queue<number>();
+
+    list.enqueue(5);
+    list.enqueue(7);
+    list.enqueue(9);
+
+    expect(list.dequeue()).toEqual(5);
+    expect(list.length).toEqual(2);
+
+    list.enqueue(11);
+    expect(list.dequeue()).toEqual(7);
+    expect(list.dequeue()).toEqual(9);
+    expect(list.peek()).toEqual(11);
+    expect(list.dequeue()).toEqual(11);
+    expect(list.dequeue()).toEqual(undefined);
+});
+
+

src/__tests__/singly-linked-list.ts

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+import LinkedList from "@code/single-linked-list";
+
+test("linked-list", function() {
+    const list = new LinkedList<number>();
+
+    list.add(5);
+    list.add(7);
+    list.add(9);
+
+    expect(list.remove()).toEqual(5);
+    expect(list.length).toEqual(2);
+
+    list.add(11);
+    expect(list.remove()).toEqual(7);
+    expect(list.remove()).toEqual(9);
+    expect(list.remove()).toEqual(11);
+    expect(list.remove()).toEqual(undefined);
+    expect(list.length).toEqual(0);
+
+    list.add(5);
+    list.add(7);
+    list.add(9);
+    expect(list.length).toEqual(3);
+    expect(list.removeAt(1)).toEqual(7);
+});
+
+

src/__tests__/stack.ts

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+import Stack from "@code/stack";
+
+test("queue", function() {
+    const list = new Stack<number>();
+
+    list.push(5);
+    list.push(7);
+    list.push(9);
+
+    expect(list.pop()).toEqual(9);
+    expect(list.length).toEqual(2);
+
+    list.push(11);
+    expect(list.pop()).toEqual(11);
+    expect(list.pop()).toEqual(7);
+    expect(list.peek()).toEqual(5);
+    expect(list.pop()).toEqual(5);
+    expect(list.pop()).toEqual(undefined);
+});
+
+
+

src/day1/array-list.ts

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+export default class ArrayList {
+    constructor() {
+
+    }
+}

src/day1/doubly-linked-list.ts

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+export default class LinkedList {
+    constructor() {
+
+    }
+}

src/day1/insertion-sort.ts

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+export default function insertion_sort(arr: number[]): void {
+
+}

src/day1/merge-sort.ts

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+export default function merge_sort(arr: number[]): void {
+
+}

src/day1/queue.ts

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+export default class Queue {
+    constructor() {
+
+    }
+}

src/day1/single-linked-list.ts

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+export default class LinkedList {
+    constructor() {
+
+    }
+}

src/day1/stack.ts

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+export default class Stack {
+    constructor() {
+
+    }
+}