Sha256: 82a76828284507280b05943b8c978bf86bb5b90eb2b8a213589d35d1337b7a34
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Size: 1.29 KB
Versions: 188
Compression:
Stored size: 1.29 KB
Contents
require 'minitest/autorun'
require_relative 'binary_search'
class BinarySearchTest < Minitest::Test
def test_it_has_list_data
binary = BinarySearch.new([1, 3, 4, 6, 8, 9, 11])
assert_equal [1, 3, 4, 6, 8, 9, 11], binary.list
end
def test_it_raises_error_for_unsorted_list
skip
assert_raises ArgumentError do
BinarySearch.new([2, 1, 4, 3, 6])
end
end
def test_it_raises_error_for_data_not_in_list
skip
assert_raises RuntimeError do
BinarySearch.new([1, 3, 6]).search_for(2)
end
end
def test_it_finds_position_of_middle_item
skip
binary = BinarySearch.new([1, 3, 4, 6, 8, 9, 11])
assert_equal 3, binary.middle
end
def test_it_finds_position_of_search_data
skip
binary = BinarySearch.new([1, 3, 4, 6, 8, 9, 11])
assert_equal 5, binary.search_for(9)
end
def test_it_finds_position_in_a_larger_list
skip
binary = BinarySearch.new([1, 3, 5, 8, 13, 21, 34, 55, 89, 144])
assert_equal 1, binary.search_for(3)
assert_equal 7, binary.search_for(55)
end
def test_it_finds_correct_position_in_a_list_with_an_even_number_of_elements
skip
binary = BinarySearch.new([1, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377])
assert_equal 5, binary.search_for(21)
assert_equal 6, binary.search_for(34)
end
end
Version data entries
188 entries across 188 versions & 1 rubygems