mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Yukihiro "Matz" Matsumoto
255 lines
7.3 KiB
Ruby
255 lines
7.3 KiB
Ruby
##
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# Array(Ext) Test
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assert("Array::try_convert") do
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assert_equal [1], Array.try_convert([1])
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assert_nil Array.try_convert("1")
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end
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assert("Array#assoc") do
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s1 = [ "colors", "red", "blue", "green" ]
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s2 = [ "letters", "a", "b", "c" ]
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s3 = "foo"
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a = [ s1, s2, s3 ]
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assert_equal [ "letters", "a", "b", "c" ], a.assoc("letters")
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assert_nil a.assoc("foo")
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end
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assert("Array#at") do
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a = [ "a", "b", "c", "d", "e" ]
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assert_equal "a", a.at(0)
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assert_equal "e", a.at(-1)
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end
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assert("Array#rassoc") do
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a = [ [ 1, "one"], [2, "two"], [3, "three"], ["ii", "two"] ]
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assert_equal [2, "two"], a.rassoc("two")
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assert_nil a.rassoc("four")
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end
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assert("Array#uniq!") do
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a = [1, 2, 3, 1]
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a.uniq!
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assert_equal [1, 2, 3], a
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b = [ "a", "b", "c" ]
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assert_nil b.uniq!
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c = [["student","sam"], ["student","george"], ["teacher","matz"]]
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assert_equal [["student", "sam"], ["teacher", "matz"]], c.uniq! { |s| s.first }
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d = [["student","sam"], ["teacher","matz"]]
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assert_nil d.uniq! { |s| s.first }
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end
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assert("Array#uniq") do
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a = [1, 2, 3, 1]
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assert_equal [1, 2, 3], a.uniq
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assert_equal [1, 2, 3, 1], a
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b = [["student","sam"], ["student","george"], ["teacher","matz"]]
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assert_equal [["student", "sam"], ["teacher", "matz"]], b.uniq { |s| s.first }
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end
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assert("Array#-") do
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a = [1, 2, 3, 1]
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b = [1]
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c = 1
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assert_raise(TypeError) { a - c }
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assert_equal [2, 3], (a - b)
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assert_equal [1, 2, 3, 1], a
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end
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assert("Array#|") do
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a = [1, 2, 3, 1]
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b = [1, 4]
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c = 1
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assert_raise(TypeError) { a | c }
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assert_equal [1, 2, 3, 4], (a | b)
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assert_equal [1, 2, 3, 1], a
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end
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assert("Array#&") do
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a = [1, 2, 3, 1]
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b = [1, 4]
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c = 1
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assert_raise(TypeError) { a & c }
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assert_equal [1], (a & b)
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assert_equal [1, 2, 3, 1], a
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end
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assert("Array#flatten") do
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assert_equal [1, 2, "3", {4=>5}, :'6'], [1, 2, "3", {4=>5}, :'6'].flatten
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assert_equal [1, 2, 3, 4, 5, 6], [1, 2, [3, 4, 5], 6].flatten
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assert_equal [1, 2, 3, 4, 5, 6], [1, 2, [3, [4, 5], 6]].flatten
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assert_equal [1, [2, [3, [4, [5, [6]]]]]], [1, [2, [3, [4, [5, [6]]]]]].flatten(0)
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assert_equal [1, 2, [3, [4, [5, [6]]]]], [1, [2, [3, [4, [5, [6]]]]]].flatten(1)
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assert_equal [1, 2, 3, [4, [5, [6]]]], [1, [2, [3, [4, [5, [6]]]]]].flatten(2)
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assert_equal [1, 2, 3, 4, [5, [6]]], [1, [2, [3, [4, [5, [6]]]]]].flatten(3)
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assert_equal [1, 2, 3, 4, 5, [6]], [1, [2, [3, [4, [5, [6]]]]]].flatten(4)
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assert_equal [1, 2, 3, 4, 5, 6], [1, [2, [3, [4, [5, [6]]]]]].flatten(5)
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end
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assert("Array#flatten!") do
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assert_equal [1, 2, 3, 4, 5, 6], [1, 2, [3, [4, 5], 6]].flatten!
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end
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assert("Array#compact") do
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a = [1, nil, "2", nil, :t, false, nil]
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assert_equal [1, "2", :t, false], a.compact
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assert_equal [1, nil, "2", nil, :t, false, nil], a
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end
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assert("Array#compact!") do
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a = [1, nil, "2", nil, :t, false, nil]
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a.compact!
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assert_equal [1, "2", :t, false], a
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end
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assert("Array#fetch") do
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a = [ 11, 22, 33, 44 ]
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assert_equal 22, a.fetch(1)
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assert_equal 44, a.fetch(-1)
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assert_equal 'cat', a.fetch(4, 'cat')
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ret = 0
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a.fetch(100) { |i| ret = i }
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assert_equal 100, ret
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assert_raise(IndexError) { a.fetch(100) }
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end
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assert("Array#fill") do
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a = [ "a", "b", "c", "d" ]
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assert_equal ["x", "x", "x", "x"], a.fill("x")
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assert_equal ["x", "x", "x", "w"], a.fill("w", -1)
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assert_equal ["x", "x", "z", "z"], a.fill("z", 2, 2)
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assert_equal ["y", "y", "z", "z"], a.fill("y", 0..1)
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assert_equal [0, 1, 4, 9], a.fill { |i| i*i }
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assert_equal [0, 1, 8, 27], a.fill(-2) { |i| i*i*i }
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assert_equal [0, 2, 3, 27], a.fill(1, 2) { |i| i+1 }
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assert_equal [1, 2, 3, 27], a.fill(0..1) { |i| i+1 }
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assert_raise(ArgumentError) { a.fill }
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assert_equal([0, 1, 2, 3, -1, 5], [0, 1, 2, 3, 4, 5].fill(-1, -2, 1))
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assert_equal([0, 1, 2, 3, -1, -1, -1], [0, 1, 2, 3, 4, 5].fill(-1, -2, 3))
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assert_equal([0, 1, 2, -1, -1, 5], [0, 1, 2, 3, 4, 5].fill(-1, 3..4))
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assert_equal([0, 1, 2, -1, 4, 5], [0, 1, 2, 3, 4, 5].fill(-1, 3...4))
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assert_equal([0, 1, -1, -1, -1, 5], [0, 1, 2, 3, 4, 5].fill(-1, 2..-2))
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assert_equal([0, 1, -1, -1, 4, 5], [0, 1, 2, 3, 4, 5].fill(-1, 2...-2))
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assert_equal([0, 1, 2, 13, 14, 5], [0, 1, 2, 3, 4, 5].fill(3..4){|i| i+10})
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assert_equal([0, 1, 2, 13, 4, 5], [0, 1, 2, 3, 4, 5].fill(3...4){|i| i+10})
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assert_equal([0, 1, 12, 13, 14, 5], [0, 1, 2, 3, 4, 5].fill(2..-2){|i| i+10})
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assert_equal([0, 1, 12, 13, 4, 5], [0, 1, 2, 3, 4, 5].fill(2...-2){|i| i+10})
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assert_equal [1, 2, 3, 4, 'x', 'x'], [1, 2, 3, 4, 5, 6].fill('x', -2..-1)
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assert_equal [1, 2, 3, 4, 'x', 6], [1, 2, 3, 4, 5, 6].fill('x', -2...-1)
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assert_equal [1, 2, 3, 4, 5, 6], [1, 2, 3, 4, 5, 6].fill('x', -2...-2)
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assert_equal [1, 2, 3, 4, 'x', 6], [1, 2, 3, 4, 5, 6].fill('x', -2..-2)
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assert_equal [1, 2, 3, 4, 5, 6], [1, 2, 3, 4, 5, 6].fill('x', -2..0)
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end
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assert("Array#reverse_each") do
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a = [ "a", "b", "c", "d" ]
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b = []
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a.reverse_each do |i|
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b << i
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end
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assert_equal [ "d", "c", "b", "a" ], b
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if Object.const_defined?(:Enumerator)
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assert_equal [ "d", "c", "b", "a" ], a.reverse_each.to_a
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else
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true
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end
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end
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assert("Array#rotate") do
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a = ["a", "b", "c", "d"]
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assert_equal ["b", "c", "d", "a"], a.rotate
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assert_equal ["a", "b", "c", "d"], a
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assert_equal ["c", "d", "a", "b"], a.rotate(2)
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assert_equal ["b", "c", "d", "a"], a.rotate(-3)
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assert_equal ["c", "d", "a", "b"], a.rotate(10)
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assert_equal [], [].rotate
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end
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assert("Array#rotate!") do
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a = ["a", "b", "c", "d"]
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assert_equal ["b", "c", "d", "a"], a.rotate!
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assert_equal ["b", "c", "d", "a"], a
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assert_equal ["d", "a", "b", "c"], a.rotate!(2)
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assert_equal ["a", "b", "c", "d"], a.rotate!(-3)
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assert_equal ["c", "d", "a", "b"], a.rotate(10)
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assert_equal [], [].rotate!
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end
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assert("Array#delete_if") do
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a = [1, 2, 3, 4, 5]
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assert_equal [1, 2, 3, 4, 5], a.delete_if { false }
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assert_equal [1, 2, 3, 4, 5], a
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a = [1, 2, 3, 4, 5]
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assert_equal [], a.delete_if { true }
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assert_equal [], a
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a = [1, 2, 3, 4, 5]
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assert_equal [1, 2, 3], a.delete_if { |i| i > 3 }
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assert_equal [1, 2, 3], a
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end
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assert("Array#reject!") do
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a = [1, 2, 3, 4, 5]
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assert_nil a.reject! { false }
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assert_equal [1, 2, 3, 4, 5], a
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a = [1, 2, 3, 4, 5]
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assert_equal [], a.reject! { true }
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assert_equal [], a
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a = [1, 2, 3, 4, 5]
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assert_equal [1, 2, 3], a.reject! { |val| val > 3 }
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assert_equal [1, 2, 3], a
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end
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assert("Array#insert") do
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a = ["a", "b", "c", "d"]
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assert_equal ["a", "b", 99, "c", "d"], a.insert(2, 99)
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assert_equal ["a", "b", 99, "c", 1, 2, 3, "d"], a.insert(-2, 1, 2, 3)
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b = ["a", "b", "c", "d"]
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assert_equal ["a", "b", "c", "d", nil, nil, 99], b.insert(6, 99)
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end
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assert("Array#bsearch") do
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# Find minimum mode
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a = [0, 4, 7, 10, 12]
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assert_include [4, 7], a.bsearch {|x| x >= 4 }
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assert_equal 7, a.bsearch {|x| x >= 6 }
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assert_equal 0, a.bsearch {|x| x >= -1 }
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assert_nil a.bsearch {|x| x >= 100 }
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# Find any mode
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a = [0, 4, 7, 10, 12]
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assert_include [4, 7], a.bsearch {|x| 1 - (x / 4).truncate }
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assert_nil a.bsearch {|x| 4 - (x / 2).truncate }
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assert_equal(nil, a.bsearch {|x| 1 })
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assert_equal(nil, a.bsearch {|x| -1 })
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end
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assert("Array#delete_if") do
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a = [1, 2, 3, 4, 5]
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assert_equal [1, 2, 3, 4, 5], a.delete_if { false }
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assert_equal [1, 2, 3, 4, 5], a
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a = [1, 2, 3, 4, 5]
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assert_equal [], a.delete_if { true }
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assert_equal [], a
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a = [ 1, 2, 3, 4, 5 ]
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assert_equal [1, 2, 3], a.delete_if { |val| val > 3 }
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end
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