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ruby--ruby/test/test_set.rb
Nobuyoshi Nakada 8b64e8f2ed [ruby/set] Get rid of use of Gem::Version
When retrying in ruby's test, it seems possible that `Gem` is not
loaded.

```
  1) Error:
TC_Set_Builtin#test_to_set:
NameError: uninitialized constant TC_Set_Builtin::Gem
    /export/home/chkbuild/chkbuild-gcc/tmp/build/20220708T070011Z/ruby/test/test_set.rb:844:in `should_omit?'
    /export/home/chkbuild/chkbuild-gcc/tmp/build/20220708T070011Z/ruby/test/test_set.rb:869:in `test_to_set'

  2) Error:
TC_Set_Builtin#test_Set:
NameError: uninitialized constant TC_Set_Builtin::Gem
    /export/home/chkbuild/chkbuild-gcc/tmp/build/20220708T070011Z/ruby/test/test_set.rb:844:in `should_omit?'
    /export/home/chkbuild/chkbuild-gcc/tmp/build/20220708T070011Z/ruby/test/test_set.rb:849:in
    `test_Set'
```

This is by `Gem::Version` only, just compare as array of integers
instead.

https://github.com/ruby/set/commit/cde0a4bbc7
2022-07-14 17:13:52 +09:00

879 lines
20 KiB
Ruby

# frozen_string_literal: false
require 'test/unit'
require 'set'
class TC_Set < Test::Unit::TestCase
class Set2 < Set
end
def test_aref
assert_nothing_raised {
Set[]
Set[nil]
Set[1,2,3]
}
assert_equal(0, Set[].size)
assert_equal(1, Set[nil].size)
assert_equal(1, Set[[]].size)
assert_equal(1, Set[[nil]].size)
set = Set[2,4,6,4]
assert_equal(Set.new([2,4,6]), set)
end
def test_s_new
assert_nothing_raised {
Set.new()
Set.new(nil)
Set.new([])
Set.new([1,2])
Set.new('a'..'c')
}
assert_raise(ArgumentError) {
Set.new(false)
}
assert_raise(ArgumentError) {
Set.new(1)
}
assert_raise(ArgumentError) {
Set.new(1,2)
}
assert_equal(0, Set.new().size)
assert_equal(0, Set.new(nil).size)
assert_equal(0, Set.new([]).size)
assert_equal(1, Set.new([nil]).size)
ary = [2,4,6,4]
set = Set.new(ary)
ary.clear
assert_equal(false, set.empty?)
assert_equal(3, set.size)
ary = [1,2,3]
s = Set.new(ary) { |o| o * 2 }
assert_equal([2,4,6], s.sort)
end
def test_clone
set1 = Set.new
set2 = set1.clone
set1 << 'abc'
assert_equal(Set.new, set2)
end
def test_dup
set1 = Set[1,2]
set2 = set1.dup
assert_not_same(set1, set2)
assert_equal(set1, set2)
set1.add(3)
assert_not_equal(set1, set2)
end
def test_size
assert_equal(0, Set[].size)
assert_equal(2, Set[1,2].size)
assert_equal(2, Set[1,2,1].size)
end
def test_empty?
assert_equal(true, Set[].empty?)
assert_equal(false, Set[1, 2].empty?)
end
def test_clear
set = Set[1,2]
ret = set.clear
assert_same(set, ret)
assert_equal(true, set.empty?)
end
def test_replace
set = Set[1,2]
ret = set.replace('a'..'c')
assert_same(set, ret)
assert_equal(Set['a','b','c'], set)
set = Set[1,2]
assert_raise(ArgumentError) {
set.replace(3)
}
assert_equal(Set[1,2], set)
end
def test_to_a
set = Set[1,2,3,2]
ary = set.to_a
assert_equal([1,2,3], ary.sort)
end
def test_flatten
# test1
set1 = Set[
1,
Set[
5,
Set[7,
Set[0]
],
Set[6,2],
1
],
3,
Set[3,4]
]
set2 = set1.flatten
set3 = Set.new(0..7)
assert_not_same(set2, set1)
assert_equal(set3, set2)
# test2; destructive
orig_set1 = set1
set1.flatten!
assert_same(orig_set1, set1)
assert_equal(set3, set1)
# test3; multiple occurrences of a set in an set
set1 = Set[1, 2]
set2 = Set[set1, Set[set1, 4], 3]
assert_nothing_raised {
set2.flatten!
}
assert_equal(Set.new(1..4), set2)
# test4; recursion
set2 = Set[]
set1 = Set[1, set2]
set2.add(set1)
assert_raise(ArgumentError) {
set1.flatten!
}
# test5; miscellaneous
empty = Set[]
set = Set[Set[empty, "a"],Set[empty, "b"]]
assert_nothing_raised {
set.flatten
}
set1 = empty.merge(Set["no_more", set])
assert_nil(Set.new(0..31).flatten!)
x = Set[Set[],Set[1,2]].flatten!
y = Set[1,2]
assert_equal(x, y)
end
def test_include?
set = Set[1,2,3]
assert_equal(true, set.include?(1))
assert_equal(true, set.include?(2))
assert_equal(true, set.include?(3))
assert_equal(false, set.include?(0))
assert_equal(false, set.include?(nil))
set = Set["1",nil,"2",nil,"0","1",false]
assert_equal(true, set.include?(nil))
assert_equal(true, set.include?(false))
assert_equal(true, set.include?("1"))
assert_equal(false, set.include?(0))
assert_equal(false, set.include?(true))
end
def test_eqq
set = Set[1,2,3]
assert_equal(true, set === 1)
assert_equal(true, set === 2)
assert_equal(true, set === 3)
assert_equal(false, set === 0)
assert_equal(false, set === nil)
set = Set["1",nil,"2",nil,"0","1",false]
assert_equal(true, set === nil)
assert_equal(true, set === false)
assert_equal(true, set === "1")
assert_equal(false, set === 0)
assert_equal(false, set === true)
end
def test_superset?
set = Set[1,2,3]
assert_raise(ArgumentError) {
set.superset?()
}
assert_raise(ArgumentError) {
set.superset?(2)
}
assert_raise(ArgumentError) {
set.superset?([2])
}
[Set, Set2].each { |klass|
assert_equal(true, set.superset?(klass[]), klass.name)
assert_equal(true, set.superset?(klass[1,2]), klass.name)
assert_equal(true, set.superset?(klass[1,2,3]), klass.name)
assert_equal(false, set.superset?(klass[1,2,3,4]), klass.name)
assert_equal(false, set.superset?(klass[1,4]), klass.name)
assert_equal(true, set >= klass[1,2,3], klass.name)
assert_equal(true, set >= klass[1,2], klass.name)
assert_equal(true, Set[].superset?(klass[]), klass.name)
}
end
def test_proper_superset?
set = Set[1,2,3]
assert_raise(ArgumentError) {
set.proper_superset?()
}
assert_raise(ArgumentError) {
set.proper_superset?(2)
}
assert_raise(ArgumentError) {
set.proper_superset?([2])
}
[Set, Set2].each { |klass|
assert_equal(true, set.proper_superset?(klass[]), klass.name)
assert_equal(true, set.proper_superset?(klass[1,2]), klass.name)
assert_equal(false, set.proper_superset?(klass[1,2,3]), klass.name)
assert_equal(false, set.proper_superset?(klass[1,2,3,4]), klass.name)
assert_equal(false, set.proper_superset?(klass[1,4]), klass.name)
assert_equal(false, set > klass[1,2,3], klass.name)
assert_equal(true, set > klass[1,2], klass.name)
assert_equal(false, Set[].proper_superset?(klass[]), klass.name)
}
end
def test_subset?
set = Set[1,2,3]
assert_raise(ArgumentError) {
set.subset?()
}
assert_raise(ArgumentError) {
set.subset?(2)
}
assert_raise(ArgumentError) {
set.subset?([2])
}
[Set, Set2].each { |klass|
assert_equal(true, set.subset?(klass[1,2,3,4]), klass.name)
assert_equal(true, set.subset?(klass[1,2,3]), klass.name)
assert_equal(false, set.subset?(klass[1,2]), klass.name)
assert_equal(false, set.subset?(klass[]), klass.name)
assert_equal(true, set <= klass[1,2,3], klass.name)
assert_equal(true, set <= klass[1,2,3,4], klass.name)
assert_equal(true, Set[].subset?(klass[1]), klass.name)
assert_equal(true, Set[].subset?(klass[]), klass.name)
}
end
def test_proper_subset?
set = Set[1,2,3]
assert_raise(ArgumentError) {
set.proper_subset?()
}
assert_raise(ArgumentError) {
set.proper_subset?(2)
}
assert_raise(ArgumentError) {
set.proper_subset?([2])
}
[Set, Set2].each { |klass|
assert_equal(true, set.proper_subset?(klass[1,2,3,4]), klass.name)
assert_equal(false, set.proper_subset?(klass[1,2,3]), klass.name)
assert_equal(false, set.proper_subset?(klass[1,2]), klass.name)
assert_equal(false, set.proper_subset?(klass[]), klass.name)
assert_equal(false, set < klass[1,2,3], klass.name)
assert_equal(true, set < klass[1,2,3,4], klass.name)
assert_equal(false, Set[].proper_subset?(klass[]), klass.name)
}
end
def test_spacecraft_operator
set = Set[1,2,3]
assert_nil(set <=> 2)
assert_nil(set <=> set.to_a)
[Set, Set2].each { |klass|
assert_equal(-1, set <=> klass[1,2,3,4], klass.name)
assert_equal( 0, set <=> klass[3,2,1] , klass.name)
assert_equal(nil, set <=> klass[1,2,4] , klass.name)
assert_equal(+1, set <=> klass[2,3] , klass.name)
assert_equal(+1, set <=> klass[] , klass.name)
assert_equal(0, Set[] <=> klass[], klass.name)
}
end
def assert_intersect(expected, set, other)
case expected
when true
assert_send([set, :intersect?, other])
assert_send([set, :intersect?, other.to_a])
assert_send([other, :intersect?, set])
assert_not_send([set, :disjoint?, other])
assert_not_send([set, :disjoint?, other.to_a])
assert_not_send([other, :disjoint?, set])
when false
assert_not_send([set, :intersect?, other])
assert_not_send([set, :intersect?, other.to_a])
assert_not_send([other, :intersect?, set])
assert_send([set, :disjoint?, other])
assert_send([set, :disjoint?, other.to_a])
assert_send([other, :disjoint?, set])
when Class
assert_raise(expected) {
set.intersect?(other)
}
assert_raise(expected) {
set.disjoint?(other)
}
else
raise ArgumentError, "%s: unsupported expected value: %s" % [__method__, expected.inspect]
end
end
def test_intersect?
set = Set[3,4,5]
assert_intersect(ArgumentError, set, 3)
assert_intersect(true, set, Set[2,4,6])
assert_intersect(true, set, set)
assert_intersect(true, set, Set[2,4])
assert_intersect(true, set, Set[5,6,7])
assert_intersect(true, set, Set[1,2,6,8,4])
assert_intersect(false, set, Set[])
assert_intersect(false, set, Set[0,2])
assert_intersect(false, set, Set[0,2,6])
assert_intersect(false, set, Set[0,2,6,8,10])
# Make sure set hasn't changed
assert_equal(Set[3,4,5], set)
end
def test_each
ary = [1,3,5,7,10,20]
set = Set.new(ary)
ret = set.each { |o| }
assert_same(set, ret)
e = set.each
assert_instance_of(Enumerator, e)
assert_nothing_raised {
set.each { |o|
ary.delete(o) or raise "unexpected element: #{o}"
}
ary.empty? or raise "forgotten elements: #{ary.join(', ')}"
}
assert_equal(6, e.size)
set << 42
assert_equal(7, e.size)
end
def test_add
set = Set[1,2,3]
ret = set.add(2)
assert_same(set, ret)
assert_equal(Set[1,2,3], set)
ret = set.add?(2)
assert_nil(ret)
assert_equal(Set[1,2,3], set)
ret = set.add(4)
assert_same(set, ret)
assert_equal(Set[1,2,3,4], set)
ret = set.add?(5)
assert_same(set, ret)
assert_equal(Set[1,2,3,4,5], set)
end
def test_delete
set = Set[1,2,3]
ret = set.delete(4)
assert_same(set, ret)
assert_equal(Set[1,2,3], set)
ret = set.delete?(4)
assert_nil(ret)
assert_equal(Set[1,2,3], set)
ret = set.delete(2)
assert_equal(set, ret)
assert_equal(Set[1,3], set)
ret = set.delete?(1)
assert_equal(set, ret)
assert_equal(Set[3], set)
end
def test_delete_if
set = Set.new(1..10)
ret = set.delete_if { |i| i > 10 }
assert_same(set, ret)
assert_equal(Set.new(1..10), set)
set = Set.new(1..10)
ret = set.delete_if { |i| i % 3 == 0 }
assert_same(set, ret)
assert_equal(Set[1,2,4,5,7,8,10], set)
set = Set.new(1..10)
enum = set.delete_if
assert_equal(set.size, enum.size)
assert_same(set, enum.each { |i| i % 3 == 0 })
assert_equal(Set[1,2,4,5,7,8,10], set)
end
def test_keep_if
set = Set.new(1..10)
ret = set.keep_if { |i| i <= 10 }
assert_same(set, ret)
assert_equal(Set.new(1..10), set)
set = Set.new(1..10)
ret = set.keep_if { |i| i % 3 != 0 }
assert_same(set, ret)
assert_equal(Set[1,2,4,5,7,8,10], set)
set = Set.new(1..10)
enum = set.keep_if
assert_equal(set.size, enum.size)
assert_same(set, enum.each { |i| i % 3 != 0 })
assert_equal(Set[1,2,4,5,7,8,10], set)
end
def test_collect!
set = Set[1,2,3,'a','b','c',-1..1,2..4]
ret = set.collect! { |i|
case i
when Numeric
i * 2
when String
i.upcase
else
nil
end
}
assert_same(set, ret)
assert_equal(Set[2,4,6,'A','B','C',nil], set)
set = Set[1,2,3,'a','b','c',-1..1,2..4]
enum = set.collect!
assert_equal(set.size, enum.size)
assert_same(set, enum.each { |i|
case i
when Numeric
i * 2
when String
i.upcase
else
nil
end
})
assert_equal(Set[2,4,6,'A','B','C',nil], set)
end
def test_reject!
set = Set.new(1..10)
ret = set.reject! { |i| i > 10 }
assert_nil(ret)
assert_equal(Set.new(1..10), set)
ret = set.reject! { |i| i % 3 == 0 }
assert_same(set, ret)
assert_equal(Set[1,2,4,5,7,8,10], set)
set = Set.new(1..10)
enum = set.reject!
assert_equal(set.size, enum.size)
assert_same(set, enum.each { |i| i % 3 == 0 })
assert_equal(Set[1,2,4,5,7,8,10], set)
end
def test_select!
set = Set.new(1..10)
ret = set.select! { |i| i <= 10 }
assert_equal(nil, ret)
assert_equal(Set.new(1..10), set)
set = Set.new(1..10)
ret = set.select! { |i| i % 3 != 0 }
assert_same(set, ret)
assert_equal(Set[1,2,4,5,7,8,10], set)
set = Set.new(1..10)
enum = set.select!
assert_equal(set.size, enum.size)
assert_equal(nil, enum.each { |i| i <= 10 })
assert_equal(Set.new(1..10), set)
end
def test_filter!
set = Set.new(1..10)
ret = set.filter! { |i| i <= 10 }
assert_equal(nil, ret)
assert_equal(Set.new(1..10), set)
set = Set.new(1..10)
ret = set.filter! { |i| i % 3 != 0 }
assert_same(set, ret)
assert_equal(Set[1,2,4,5,7,8,10], set)
set = Set.new(1..10)
enum = set.filter!
assert_equal(set.size, enum.size)
assert_equal(nil, enum.each { |i| i <= 10 })
assert_equal(Set.new(1..10), set)
end
def test_merge
set = Set[1,2,3]
ret = set.merge([2,4,6])
assert_same(set, ret)
assert_equal(Set[1,2,3,4,6], set)
end
def test_subtract
set = Set[1,2,3]
ret = set.subtract([2,4,6])
assert_same(set, ret)
assert_equal(Set[1,3], set)
end
def test_plus
set = Set[1,2,3]
ret = set + [2,4,6]
assert_not_same(set, ret)
assert_equal(Set[1,2,3,4,6], ret)
end
def test_minus
set = Set[1,2,3]
ret = set - [2,4,6]
assert_not_same(set, ret)
assert_equal(Set[1,3], ret)
end
def test_and
set = Set[1,2,3,4]
ret = set & [2,4,6]
assert_not_same(set, ret)
assert_equal(Set[2,4], ret)
end
def test_xor
set = Set[1,2,3,4]
ret = set ^ [2,4,5,5]
assert_not_same(set, ret)
assert_equal(Set[1,3,5], ret)
end
def test_eq
set1 = Set[2,3,1]
set2 = Set[1,2,3]
assert_equal(set1, set1)
assert_equal(set1, set2)
assert_not_equal(Set[1], [1])
set1 = Class.new(Set)["a", "b"]
set1.add(set1).reset # Make recursive
set2 = Set["a", "b", Set["a", "b", set1]]
assert_equal(set1, set2)
assert_not_equal(Set[Exception.new,nil], Set[Exception.new,Exception.new], "[ruby-dev:26127]")
end
def test_classify
set = Set.new(1..10)
ret = set.classify { |i| i % 3 }
assert_equal(3, ret.size)
assert_instance_of(Hash, ret)
ret.each_value { |value| assert_instance_of(Set, value) }
assert_equal(Set[3,6,9], ret[0])
assert_equal(Set[1,4,7,10], ret[1])
assert_equal(Set[2,5,8], ret[2])
set = Set.new(1..10)
enum = set.classify
assert_equal(set.size, enum.size)
ret = enum.each { |i| i % 3 }
assert_equal(3, ret.size)
assert_instance_of(Hash, ret)
ret.each_value { |value| assert_instance_of(Set, value) }
assert_equal(Set[3,6,9], ret[0])
assert_equal(Set[1,4,7,10], ret[1])
assert_equal(Set[2,5,8], ret[2])
end
def test_divide
set = Set.new(1..10)
ret = set.divide { |i| i % 3 }
assert_equal(3, ret.size)
n = 0
ret.each { |s| n += s.size }
assert_equal(set.size, n)
assert_equal(set, ret.flatten)
set = Set[7,10,5,11,1,3,4,9,0]
ret = set.divide { |a,b| (a - b).abs == 1 }
assert_equal(4, ret.size)
n = 0
ret.each { |s| n += s.size }
assert_equal(set.size, n)
assert_equal(set, ret.flatten)
ret.each { |s|
if s.include?(0)
assert_equal(Set[0,1], s)
elsif s.include?(3)
assert_equal(Set[3,4,5], s)
elsif s.include?(7)
assert_equal(Set[7], s)
elsif s.include?(9)
assert_equal(Set[9,10,11], s)
else
raise "unexpected group: #{s.inspect}"
end
}
set = Set.new(1..10)
enum = set.divide
ret = enum.each { |i| i % 3 }
assert_equal(set.size, enum.size)
assert_equal(3, ret.size)
n = 0
ret.each { |s| n += s.size }
assert_equal(set.size, n)
assert_equal(set, ret.flatten)
end
def test_freeze
orig = set = Set[1,2,3]
assert_equal false, set.frozen?
set << 4
assert_same orig, set.freeze
assert_equal true, set.frozen?
assert_raise(FrozenError) {
set << 5
}
assert_equal 4, set.size
end
def test_freeze_dup
set1 = Set[1,2,3]
set1.freeze
set2 = set1.dup
assert_not_predicate set2, :frozen?
assert_nothing_raised {
set2.add 4
}
end
def test_freeze_clone
set1 = Set[1,2,3]
set1.freeze
set2 = set1.clone
assert_predicate set2, :frozen?
assert_raise(FrozenError) {
set2.add 5
}
end
def test_freeze_clone_false
set1 = Set[1,2,3]
set1.freeze
set2 = set1.clone(freeze: false)
assert_not_predicate set2, :frozen?
set2.add 5
assert_equal Set[1,2,3,5], set2
assert_equal Set[1,2,3], set1
end if Kernel.instance_method(:initialize_clone).arity != 1
def test_join
assert_equal('123', Set[1, 2, 3].join)
assert_equal('1 & 2 & 3', Set[1, 2, 3].join(' & '))
end
def test_inspect
set1 = Set[1, 2]
assert_equal('#<Set: {1, 2}>', set1.inspect)
set2 = Set[Set[0], 1, 2, set1]
assert_equal('#<Set: {#<Set: {0}>, 1, 2, #<Set: {1, 2}>}>', set2.inspect)
set1.add(set2)
assert_equal('#<Set: {#<Set: {0}>, 1, 2, #<Set: {1, 2, #<Set: {...}>}>}>', set2.inspect)
end
def test_to_s
set1 = Set[1, 2]
assert_equal('#<Set: {1, 2}>', set1.to_s)
set2 = Set[Set[0], 1, 2, set1]
assert_equal('#<Set: {#<Set: {0}>, 1, 2, #<Set: {1, 2}>}>', set2.to_s)
set1.add(set2)
assert_equal('#<Set: {#<Set: {0}>, 1, 2, #<Set: {1, 2, #<Set: {...}>}>}>', set2.to_s)
end
def test_compare_by_identity
a1, a2 = "a", "a"
b1, b2 = "b", "b"
c = "c"
array = [a1, b1, c, a2, b2]
iset = Set.new.compare_by_identity
assert_send([iset, :compare_by_identity?])
iset.merge(array)
assert_equal(5, iset.size)
assert_equal(array.map(&:object_id).sort, iset.map(&:object_id).sort)
set = Set.new
assert_not_send([set, :compare_by_identity?])
set.merge(array)
assert_equal(3, set.size)
assert_equal(array.uniq.sort, set.sort)
end
def test_reset
[Set, Class.new(Set)].each { |klass|
a = [1, 2]
b = [1]
set = klass.new([a, b])
b << 2
set.reset
assert_equal(klass.new([a]), set, klass.name)
}
end
end
class TC_Enumerable < Test::Unit::TestCase
def test_to_set
ary = [2,5,4,3,2,1,3]
set = ary.to_set
assert_instance_of(Set, set)
assert_equal([1,2,3,4,5], set.sort)
set = ary.to_set { |o| o * -2 }
assert_instance_of(Set, set)
assert_equal([-10,-8,-6,-4,-2], set.sort)
assert_same set, set.to_set
assert_not_same set, set.to_set { |o| o }
end
end
class TC_Set_Builtin < Test::Unit::TestCase
private def should_omit?
(RUBY_VERSION.scan(/\d+/).map(&:to_i) <=> [3, 2]) < 0 ||
!File.exist?(File.expand_path('../prelude.rb', __dir__))
end
def test_Set
omit "skipping the test for the builtin Set" if should_omit?
assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
begin;
assert_nothing_raised do
set = Set.new([1, 2])
assert_equal('Set', set.class.name)
end
end;
assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
begin;
assert_nothing_raised do
set = Set[1, 2]
assert_equal('Set', set.class.name)
end
end;
end
def test_to_set
omit "skipping the test for the builtin Enumerable#to_set" if should_omit?
assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
begin;
assert_nothing_raised do
set = [1, 2].to_set
assert_equal('Set', set.class.name)
end
end;
end
end