interface TestCases { [key: string]: number[] } const testCases: TestCases = { 'empty array': [], 'array of length 1': [9], 'array with an even number of elements': [7, 9, 5, 2, 1, 3], 'array with an odd number of elements': [-5, -13, -3, 0, 6, 2, 8], 'array of increasing elements': [-5, -2, 0, 2, 1, 10], 'array of decreasing elements': [121, 32, 15, 8, -1, -32], 'array with a repeating element': [1, 1, 1, 1, 1], 'array with duplicates': [-5, 5, -5, -10, 5, -5], 'array of floats': [-45.2, -3.1415, 89.0, 34.21, -12.7], } export default testCases