algorithm: Minesweeper (#1129)

Search/test/Minesweeper.test.js

@@ -0,0 +1,75 @@
+import { minesweeper } from '../Minesweeper'
+
+describe('Testing minesweeper function', () => {
+  it('should return the expected 3x3 array', () => {
+    const input = [
+      [true, false, false],
+      [false, true, false],
+      [false, false, false]
+    ]
+    const expectedOutput = [
+      [1, 2, 1],
+      [2, 1, 1],
+      [1, 1, 1]
+    ]
+    expect(minesweeper(input)).toStrictEqual(expectedOutput)
+  })
+
+  it('should return the expected 3x4 array', () => {
+    const input = [
+      [true, false, false, true],
+      [false, false, true, false],
+      [true, true, false, true]
+    ]
+    const expectedOutput = [
+      [0, 2, 2, 1],
+      [3, 4, 3, 3],
+      [1, 2, 3, 1]
+    ]
+    expect(minesweeper(input)).toStrictEqual(expectedOutput)
+  })
+
+  it('should return the expected 5x2 array', () => {
+    const input = [
+      [true, false],
+      [true, false],
+      [false, true],
+      [false, false],
+      [false, false]
+    ]
+    const expectedOutput = [
+      [1, 2],
+      [2, 3],
+      [2, 1],
+      [1, 1],
+      [0, 0]
+    ]
+    expect(minesweeper(input)).toStrictEqual(expectedOutput)
+  })
+
+  it('should return the correct result when there are no mines', () => {
+    const input = [
+      [false, false, false],
+      [false, false, false]
+    ]
+    const expectedOutput = [
+      [0, 0, 0],
+      [0, 0, 0]
+    ]
+    expect(minesweeper(input)).toStrictEqual(expectedOutput)
+  })
+
+  it('should return the correct result when there are mines in every cell', () => {
+    const input = [
+      [true, true, true],
+      [true, true, true],
+      [true, true, true]
+    ]
+    const expectedOutput = [
+      [3, 5, 3],
+      [5, 8, 5],
+      [3, 5, 3]
+    ]
+    expect(minesweeper(input)).toStrictEqual(expectedOutput)
+  })
+})