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Contents
var BinarySearch = require('./binary-search');
describe('BinarySearch', function () {
var sortedArray = [1, 2, 3, 4, 5, 6];
var sortedArrayOfOddLength = [0, 1, 2, 2, 3, 10, 12];
var unsortedArray = [10, 2, 5, 1];
it('should require a sorted array', function () {
var invalidBinarySearch = new BinarySearch(unsortedArray);
var validBinarySearch = new BinarySearch(sortedArray);
expect(typeof invalidBinarySearch.array).toEqual('undefined');
expect(Array.isArray(validBinarySearch.array)).toEqual(true);
});
xit('should find the correct index of an included value in the middle of the array', function () {
expect(new BinarySearch(sortedArray).indexOf(3)).toEqual(2);
});
xit('should find the correct index of an included value at the beginning of the array', function () {
expect(new BinarySearch(sortedArray).indexOf(1)).toEqual(0);
});
xit('should find the correct index of an included value at the end of the array', function () {
expect(new BinarySearch(sortedArray).indexOf(6)).toEqual(5);
});
xit('should search the middle of the array', function () {
expect(new BinarySearch(sortedArrayOfOddLength).indexOf(2)).toEqual(3);
});
xit('should return -1 for a value not in the array', function () {
expect(new BinarySearch(sortedArray).indexOf(10)).toEqual(-1);
});
});
Version data entries
141 entries across 141 versions & 1 rubygems