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|
require 'helper'
test_case LinkedList do
class_method :new do
ll = LinkedList.new
LinkedList.assert === ll
end
method :to_a do
test 'empty' do
ll = LinkedList.new
ll.to_a.assert == []
end
test 'not empty' do
ll = LinkedList.new
ll.push :a
ll.to_a.assert == [:a]
end
end
method :empty? do
test do
ll = LinkedList.new
ll.assert.empty?
end
end
method :delete do
test do
ll = LinkedList.new
ll.push :a
ll.to_a.assert == [:a]
ll.delete(:a)
ll.to_a.assert == []
end
test do
ll = LinkedList.new
ll.push :a
ll.push :b
ll.push :c
ll.to_a.assert == [:a, :b, :c]
ll.delete(:b)
ll.to_a.assert == [:a, :c]
end
end
method :each do
test do
a = []
ll = LinkedList.new
ll.push :a
ll.each do |e|
a << e
end
a.assert == [:a]
end
end
method :length do
test do
ll = LinkedList.new
ll.push :a
ll.length.assert == 1
end
end
method :push do
test do
ll = LinkedList.new
ll.push :a
ll.to_a.assert == [:a]
end
end
method :unshift do
test do
ll = LinkedList.new
ll.unshift :a
ll.to_a.assert == [:a]
end
test do
ll = LinkedList.new
ll.push :a
ll.unshift :b
ll.to_a.assert == [:b, :a]
end
end
method :pop do
test do
ll = LinkedList.new
ll.push :a
ll.push :b
ll.to_a.assert == [:a, :b]
ll.pop
ll.to_a.assert == [:a]
end
end
method :shift do
test do
ll = LinkedList.new
ll.push :a
ll.push :b
ll.to_a.assert == [:a, :b]
ll.shift
ll.to_a.assert == [:b]
end
end
method :first do
test do
ll = LinkedList.new
ll.push :a
ll.push :b
ll.to_a.assert == [:a, :b]
ll.first.assert == :a
end
end
method :last do
test do
ll = LinkedList.new
ll.push :a
ll.push :b
ll.to_a.assert == [:a, :b]
ll.last.assert == :b
end
end
method :queue do
test do
ll = LinkedList.new
ll.push :a
ll.push :b
ll.queue.assert == [:a, :b]
end
end
method :[]= do
test do
ll = LinkedList.new
ll[:a] = :b
ll.to_a.assert == [:b]
ll[:a].assert == :b
end
end
method :[] do
test do
ll = LinkedList.new
ll.push :a
ll[:a].assert == :a
end
test do
ll = LinkedList.new
ll.push :a
ll.push :b
ll[:a].assert == :a
ll[:b].assert == :b
end
end
end
|
