From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001
From: Jari Vetoniemi <jari.vetoniemi@indooratlas.com>
Date: Mon, 16 Mar 2020 18:49:26 +0900
Subject: Fresh start

---
 jni/ruby/test/test_set.rb | 697 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 697 insertions(+)
 create mode 100644 jni/ruby/test/test_set.rb

(limited to 'jni/ruby/test/test_set.rb')

diff --git a/jni/ruby/test/test_set.rb b/jni/ruby/test/test_set.rb
new file mode 100644
index 0000000..961578b
--- /dev/null
+++ b/jni/ruby/test/test_set.rb
@@ -0,0 +1,697 @@
+require 'test/unit'
+require 'set'
+
+class TC_Set < Test::Unit::TestCase
+  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_raises(ArgumentError) {
+      Set.new(false)
+    }
+    assert_raises(ArgumentError) {
+      Set.new(1)
+    }
+    assert_raises(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_raises(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_superset?
+    set = Set[1,2,3]
+
+    assert_raises(ArgumentError) {
+      set.superset?()
+    }
+
+    assert_raises(ArgumentError) {
+      set.superset?(2)
+    }
+
+    assert_raises(ArgumentError) {
+      set.superset?([2])
+    }
+
+    assert_equal(true, set.superset?(Set[]))
+    assert_equal(true, set.superset?(Set[1,2]))
+    assert_equal(true, set.superset?(Set[1,2,3]))
+    assert_equal(false, set.superset?(Set[1,2,3,4]))
+    assert_equal(false, set.superset?(Set[1,4]))
+
+    assert_equal(true, set >= Set[1,2,3])
+    assert_equal(true, set >= Set[1,2])
+
+    assert_equal(true, Set[].superset?(Set[]))
+  end
+
+  def test_proper_superset?
+    set = Set[1,2,3]
+
+    assert_raises(ArgumentError) {
+      set.proper_superset?()
+    }
+
+    assert_raises(ArgumentError) {
+      set.proper_superset?(2)
+    }
+
+    assert_raises(ArgumentError) {
+      set.proper_superset?([2])
+    }
+
+    assert_equal(true, set.proper_superset?(Set[]))
+    assert_equal(true, set.proper_superset?(Set[1,2]))
+    assert_equal(false, set.proper_superset?(Set[1,2,3]))
+    assert_equal(false, set.proper_superset?(Set[1,2,3,4]))
+    assert_equal(false, set.proper_superset?(Set[1,4]))
+
+    assert_equal(false, set > Set[1,2,3])
+    assert_equal(true, set > Set[1,2])
+
+    assert_equal(false, Set[].proper_superset?(Set[]))
+  end
+
+  def test_subset?
+    set = Set[1,2,3]
+
+    assert_raises(ArgumentError) {
+      set.subset?()
+    }
+
+    assert_raises(ArgumentError) {
+      set.subset?(2)
+    }
+
+    assert_raises(ArgumentError) {
+      set.subset?([2])
+    }
+
+    assert_equal(true, set.subset?(Set[1,2,3,4]))
+    assert_equal(true, set.subset?(Set[1,2,3]))
+    assert_equal(false, set.subset?(Set[1,2]))
+    assert_equal(false, set.subset?(Set[]))
+
+    assert_equal(true, set <= Set[1,2,3])
+    assert_equal(true, set <= Set[1,2,3,4])
+
+    assert_equal(true, Set[].subset?(Set[1]))
+    assert_equal(true, Set[].subset?(Set[]))
+  end
+
+  def test_proper_subset?
+    set = Set[1,2,3]
+
+    assert_raises(ArgumentError) {
+      set.proper_subset?()
+    }
+
+    assert_raises(ArgumentError) {
+      set.proper_subset?(2)
+    }
+
+    assert_raises(ArgumentError) {
+      set.proper_subset?([2])
+    }
+
+    assert_equal(true, set.proper_subset?(Set[1,2,3,4]))
+    assert_equal(false, set.proper_subset?(Set[1,2,3]))
+    assert_equal(false, set.proper_subset?(Set[1,2]))
+    assert_equal(false, set.proper_subset?(Set[]))
+
+    assert_equal(false, set < Set[1,2,3])
+    assert_equal(true, set < Set[1,2,3,4])
+
+    assert_equal(false, Set[].proper_subset?(Set[]))
+  end
+
+  def assert_intersect(expected, set, other)
+    case expected
+    when true
+      assert_send([set, :intersect?, other])
+      assert_send([other, :intersect?, set])
+      assert_not_send([set, :disjoint?, other])
+      assert_not_send([other, :disjoint?, set])
+    when false
+      assert_not_send([set, :intersect?, other])
+      assert_not_send([other, :intersect?, set])
+      assert_send([set, :disjoint?, other])
+      assert_send([other, :disjoint?, set])
+    when Class
+      assert_raises(expected) {
+        set.intersect?(other)
+      }
+      assert_raises(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(ArgumentError, 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(', ')}"
+    }
+  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)
+  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)
+  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)
+  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)
+  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"]
+    set2 = Set["a", "b", set1]
+    set1 = set1.add(set1.clone)
+
+    assert_equal(set2, set2.clone)
+    assert_equal(set1.clone, set1)
+
+    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])
+  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
+    }
+  end
+
+  def test_taintness
+    orig = set = Set[1,2,3]
+    assert_equal false, set.tainted?
+    assert_same orig, set.taint
+    assert_equal true, set.tainted?
+    assert_same orig, set.untaint
+    assert_equal false, set.tainted?
+  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_raises(RuntimeError) {
+      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(RuntimeError) {
+      set2.add 5
+    }
+  end
+
+  def test_inspect
+    set1 = Set[1]
+
+    assert_equal('#<Set: {1}>', set1.inspect)
+
+    set2 = Set[Set[0], 1, 2, set1]
+    assert_equal(false, set2.inspect.include?('#<Set: {...}>'))
+
+    set1.add(set2)
+    assert_equal(true, set1.inspect.include?('#<Set: {...}>'))
+  end
+end
+
+class TC_SortedSet < Test::Unit::TestCase
+  def test_sortedset
+    s = SortedSet[4,5,3,1,2]
+
+    assert_equal([1,2,3,4,5], s.to_a)
+
+    prev = nil
+    s.each { |o| assert(prev < o) if prev; prev = o }
+    assert_not_nil(prev)
+
+    s.map! { |o| -2 * o }
+
+    assert_equal([-10,-8,-6,-4,-2], s.to_a)
+
+    prev = nil
+    ret = s.each { |o| assert(prev < o) if prev; prev = o }
+    assert_not_nil(prev)
+    assert_same(s, ret)
+
+    s = SortedSet.new([2,1,3]) { |o| o * -2 }
+    assert_equal([-6,-4,-2], s.to_a)
+
+    s = SortedSet.new(['one', 'two', 'three', 'four'])
+    a = []
+    ret = s.delete_if { |o| a << o; o.start_with?('t') }
+    assert_same(s, ret)
+    assert_equal(['four', 'one'], s.to_a)
+    assert_equal(['four', 'one', 'three', 'two'], a)
+
+    s = SortedSet.new(['one', 'two', 'three', 'four'])
+    a = []
+    ret = s.reject! { |o| a << o; o.start_with?('t') }
+    assert_same(s, ret)
+    assert_equal(['four', 'one'], s.to_a)
+    assert_equal(['four', 'one', 'three', 'two'], a)
+
+    s = SortedSet.new(['one', 'two', 'three', 'four'])
+    a = []
+    ret = s.reject! { |o| a << o; false }
+    assert_same(nil, ret)
+    assert_equal(['four', 'one', 'three', 'two'], s.to_a)
+    assert_equal(['four', 'one', 'three', 'two'], a)
+  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 }
+
+    set = ary.to_set(SortedSet)
+    assert_instance_of(SortedSet, set)
+    assert_equal([1,2,3,4,5], set.to_a)
+
+    set = ary.to_set(SortedSet) { |o| o * -2 }
+    assert_instance_of(SortedSet, set)
+    assert_equal([-10,-8,-6,-4,-2], set.sort)
+  end
+end
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