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-rw-r--r--test/ruby/test_array.rb747
1 files changed, 588 insertions, 159 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index a66d2301d0..04e15b6d87 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -7,7 +7,6 @@ require "rbconfig/sizeof"
class TestArray < Test::Unit::TestCase
def setup
@verbose = $VERBOSE
- $VERBOSE = nil
@cls = Array
end
@@ -15,6 +14,11 @@ class TestArray < Test::Unit::TestCase
$VERBOSE = @verbose
end
+ def assert_equal_instance(x, y, *msg)
+ assert_equal(x, y, *msg)
+ assert_instance_of(x.class, y)
+ end
+
def test_percent_i
assert_equal([:foo, :bar], %i[foo bar])
assert_equal([:"\"foo"], %i["foo])
@@ -114,6 +118,9 @@ class TestArray < Test::Unit::TestCase
assert_equal('1', (x * 1).join(":"))
assert_equal('', (x * 0).join(":"))
+ assert_instance_of(Array, (@cls[] * 5))
+ assert_instance_of(Array, (@cls[1] * 5))
+
*x = *(1..7).to_a
assert_equal(7, x.size)
assert_equal([1, 2, 3, 4, 5, 6, 7], x)
@@ -522,14 +529,19 @@ class TestArray < Test::Unit::TestCase
end
def test_assoc
+ def (a4 = Object.new).to_ary
+ %w( pork porcine )
+ end
+
a1 = @cls[*%w( cat feline )]
a2 = @cls[*%w( dog canine )]
a3 = @cls[*%w( mule asinine )]
- a = @cls[ a1, a2, a3 ]
+ a = @cls[ a1, a2, a3, a4 ]
assert_equal(a1, a.assoc('cat'))
assert_equal(a3, a.assoc('mule'))
+ assert_equal(%w( pork porcine ), a.assoc("pork"))
assert_equal(nil, a.assoc('asinine'))
assert_equal(nil, a.assoc('wombat'))
assert_equal(nil, a.assoc(1..2))
@@ -645,8 +657,17 @@ class TestArray < Test::Unit::TestCase
b.concat(b, b)
assert_equal([4, 5, 4, 5, 4, 5], b)
- assert_raise(TypeError) { [0].concat(:foo) }
- assert_raise(FrozenError) { [0].freeze.concat(:foo) }
+ assert_raise(TypeError) { @cls[0].concat(:foo) }
+ assert_raise(FrozenError) { @cls[0].freeze.concat(:foo) }
+
+ a = @cls[nil]
+ def (x = Object.new).to_ary
+ ary = Array.new(2)
+ ary << [] << [] << :ok
+ end
+ EnvUtil.under_gc_stress {a.concat(x)}
+ GC.start
+ assert_equal(:ok, a.last)
end
def test_count
@@ -654,7 +675,7 @@ class TestArray < Test::Unit::TestCase
assert_equal(5, a.count)
assert_equal(2, a.count(1))
assert_equal(3, a.count {|x| x % 2 == 1 })
- assert_equal(2, a.count(1) {|x| x % 2 == 1 })
+ assert_equal(2, assert_warning(/given block not used/) {a.count(1) {|x| x % 2 == 1 }})
assert_raise(ArgumentError) { a.count(0, 1) }
bug8654 = '[ruby-core:56072]'
@@ -747,6 +768,15 @@ class TestArray < Test::Unit::TestCase
a = @cls[ 5, 6, 7, 8, 9, 10 ]
assert_equal(9, a.delete_if {|i| break i if i > 8; i < 7})
assert_equal(@cls[7, 8, 9, 10], a, bug2545)
+
+ assert_raise(FrozenError) do
+ a = @cls[1, 2, 3, 42]
+ a.delete_if do
+ a.freeze
+ true
+ end
+ end
+ assert_equal(@cls[1, 2, 3, 42], a)
end
def test_dup
@@ -842,14 +872,14 @@ class TestArray < Test::Unit::TestCase
a2 = @cls[ 5, 6 ]
a3 = @cls[ 4, a2 ]
a4 = @cls[ a1, a3 ]
- assert_equal(@cls[1, 2, 3, 4, 5, 6], a4.flatten)
- assert_equal(@cls[ a1, a3], a4)
+ assert_equal_instance([1, 2, 3, 4, 5, 6], a4.flatten)
+ assert_equal_instance(@cls[ a1, a3], a4)
a5 = @cls[ a1, @cls[], a3 ]
- assert_equal(@cls[1, 2, 3, 4, 5, 6], a5.flatten)
- assert_equal(@cls[1, 2, 3, 4, [5, 6]], a5.flatten(1))
- assert_equal(@cls[], @cls[].flatten)
- assert_equal(@cls[],
+ assert_equal_instance([1, 2, 3, 4, 5, 6], a5.flatten)
+ assert_equal_instance([1, 2, 3, 4, [5, 6]], a5.flatten(1))
+ assert_equal_instance([], @cls[].flatten)
+ assert_equal_instance([],
@cls[@cls[@cls[@cls[],@cls[]],@cls[@cls[]],@cls[]],@cls[@cls[@cls[]]]].flatten)
end
@@ -886,6 +916,17 @@ class TestArray < Test::Unit::TestCase
assert_raise(NoMethodError, bug12738) { a.flatten.m }
end
+ def test_flatten_recursive
+ a = []
+ a << a
+ assert_raise(ArgumentError) { a.flatten }
+ b = [1]; c = [2, b]; b << c
+ assert_raise(ArgumentError) { b.flatten }
+
+ assert_equal([1, 2, b], b.flatten(1))
+ assert_equal([1, 2, 1, 2, 1, c], b.flatten(4))
+ end
+
def test_flatten!
a1 = @cls[ 1, 2, 3]
a2 = @cls[ 5, 6 ]
@@ -1073,6 +1114,46 @@ class TestArray < Test::Unit::TestCase
assert_not_include(a, [1,2])
end
+ def test_monkey_patch_include?
+ assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}", timeout: 30)
+ begin;
+ $-w = false
+ class Array
+ alias :old_include? :include?
+ def include? x
+ return true if x == :always
+ old_include?(x)
+ end
+ end
+ def test
+ a, c, always = :a, :c, :always
+ [
+ [:a, :b].include?(a),
+ [:a, :b].include?(c),
+ [:a, :b].include?(always),
+ ]
+ end
+ v = test
+ class Array
+ alias :include? :old_include?
+ end
+ assert_equal [true, false, true], v
+ end;
+ end
+
+ def test_intersect?
+ a = @cls[ 1, 2, 3]
+ assert_send([a, :intersect?, [3]])
+ assert_not_send([a, :intersect?, [4]])
+ assert_not_send([a, :intersect?, []])
+ end
+
+ def test_intersect_big_array
+ assert_send([@cls[ 1, 4, 5 ]*64, :intersect?, @cls[ 1, 2, 3 ]*64])
+ assert_not_send([@cls[ 1, 2, 3 ]*64, :intersect?, @cls[ 4, 5, 6 ]*64])
+ assert_not_send([@cls[], :intersect?, @cls[ 1, 2, 3 ]*64])
+ end
+
def test_index
a = @cls[ 'cat', 99, /a/, 99, @cls[ 1, 2, 3] ]
assert_equal(0, a.index('cat'))
@@ -1081,7 +1162,7 @@ class TestArray < Test::Unit::TestCase
assert_nil(a.index('ca'))
assert_nil(a.index([1,2]))
- assert_equal(1, a.index(99) {|x| x == 'cat' })
+ assert_equal(1, assert_warn(/given block not used/) {a.index(99) {|x| x == 'cat' }})
end
def test_values_at
@@ -1092,42 +1173,42 @@ class TestArray < Test::Unit::TestCase
end
def test_join
- $, = ""
+ assert_deprecated_warning {$, = ""}
a = @cls[]
- assert_equal("", a.join)
+ assert_equal("", assert_deprecated_warn(/non-nil value/) {a.join})
assert_equal("", a.join(','))
- assert_equal(Encoding::US_ASCII, a.join.encoding)
+ assert_equal(Encoding::US_ASCII, assert_deprecated_warn(/non-nil value/) {a.join}.encoding)
- $, = ""
+ assert_deprecated_warning {$, = ""}
a = @cls[1, 2]
- assert_equal("12", a.join)
- assert_equal("12", a.join(nil))
+ assert_equal("12", assert_deprecated_warn(/non-nil value/) {a.join})
+ assert_equal("12", assert_deprecated_warn(/non-nil value/) {a.join(nil)})
assert_equal("1,2", a.join(','))
- $, = ""
+ assert_deprecated_warning {$, = ""}
a = @cls[1, 2, 3]
- assert_equal("123", a.join)
- assert_equal("123", a.join(nil))
+ assert_equal("123", assert_deprecated_warn(/non-nil value/) {a.join})
+ assert_equal("123", assert_deprecated_warn(/non-nil value/) {a.join(nil)})
assert_equal("1,2,3", a.join(','))
- $, = ":"
+ assert_deprecated_warning {$, = ":"}
a = @cls[1, 2, 3]
- assert_equal("1:2:3", a.join)
- assert_equal("1:2:3", a.join(nil))
+ assert_equal("1:2:3", assert_deprecated_warn(/non-nil value/) {a.join})
+ assert_equal("1:2:3", assert_deprecated_warn(/non-nil value/) {a.join(nil)})
assert_equal("1,2,3", a.join(','))
- $, = ""
+ assert_deprecated_warning {$, = ""}
e = ''.force_encoding('EUC-JP')
u = ''.force_encoding('UTF-8')
- assert_equal(Encoding::US_ASCII, [[]].join.encoding)
- assert_equal(Encoding::US_ASCII, [1, [u]].join.encoding)
- assert_equal(Encoding::UTF_8, [u, [e]].join.encoding)
- assert_equal(Encoding::UTF_8, [u, [1]].join.encoding)
- assert_equal(Encoding::UTF_8, [Struct.new(:to_str).new(u)].join.encoding)
+ assert_equal(Encoding::US_ASCII, assert_deprecated_warn(/non-nil value/) {[[]].join}.encoding)
+ assert_equal(Encoding::US_ASCII, assert_deprecated_warn(/non-nil value/) {[1, [u]].join}.encoding)
+ assert_equal(Encoding::UTF_8, assert_deprecated_warn(/non-nil value/) {[u, [e]].join}.encoding)
+ assert_equal(Encoding::UTF_8, assert_deprecated_warn(/non-nil value/) {[u, [1]].join}.encoding)
+ assert_equal(Encoding::UTF_8, assert_deprecated_warn(/non-nil value/) {[Struct.new(:to_str).new(u)].join}.encoding)
bug5379 = '[ruby-core:39776]'
- assert_equal(Encoding::US_ASCII, [[], u, nil].join.encoding, bug5379)
- assert_equal(Encoding::UTF_8, [[], "\u3042", nil].join.encoding, bug5379)
+ assert_equal(Encoding::US_ASCII, assert_deprecated_warn(/non-nil value/) {[[], u, nil].join}.encoding, bug5379)
+ assert_equal(Encoding::UTF_8, assert_deprecated_warn(/non-nil value/) {[[], "\u3042", nil].join}.encoding, bug5379)
ensure
$, = nil
end
@@ -1161,6 +1242,17 @@ class TestArray < Test::Unit::TestCase
assert_equal(@cls[], a)
end
+ def test_pack_format_mutation
+ ary = [Object.new]
+ fmt = "c" * 0x20000
+ class << ary[0]; self end.send(:define_method, :to_int) {
+ fmt.replace ""
+ 1
+ }
+ e = assert_raise(RuntimeError) { ary.pack(fmt) }
+ assert_equal "format string modified", e.message
+ end
+
def test_pack
a = @cls[*%w( cat wombat x yy)]
assert_equal("catwomx yy ", a.pack("A3A3A3A3"))
@@ -1217,32 +1309,13 @@ class TestArray < Test::Unit::TestCase
assert_equal(ary.join(':'), ary2.join(':'))
assert_not_nil(x =~ /def/)
-=begin
- skipping "Not tested:
- D,d & double-precision float, native format\\
- E & double-precision float, little-endian byte order\\
- e & single-precision float, little-endian byte order\\
- F,f & single-precision float, native format\\
- G & double-precision float, network (big-endian) byte order\\
- g & single-precision float, network (big-endian) byte order\\
- I & unsigned integer\\
- i & integer\\
- L & unsigned long\\
- l & long\\
-
- N & long, network (big-endian) byte order\\
- n & short, network (big-endian) byte-order\\
- P & pointer to a structure (fixed-length string)\\
- p & pointer to a null-terminated string\\
- S & unsigned short\\
- s & short\\
- V & long, little-endian byte order\\
- v & short, little-endian byte order\\
- X & back up a byte\\
- x & null byte\\
- Z & ASCII string (null padded, count is width)\\
-"
-=end
+ # more comprehensive tests are in test_pack.rb
+ end
+
+ def test_pack_with_buffer
+ n = [ 65, 66, 67 ]
+ str = "a" * 100
+ assert_equal("aaaABC", n.pack("@3ccc", buffer: str.dup), "[Bug #19116]")
end
def test_pop
@@ -1263,6 +1336,28 @@ class TestArray < Test::Unit::TestCase
assert_equal(@cls[@cls[1,2], nil, 'dog', 'cat'], a.prepend(@cls[1, 2]))
end
+ def test_tolerant_to_redefinition
+ *code = __FILE__, __LINE__+1, "#{<<-"{#"}\n#{<<-'};'}"
+ {#
+ module M
+ def <<(a)
+ super(a * 2)
+ end
+ end
+ class Array; prepend M; end
+ ary = [*1..10]
+ mapped = ary.map {|i| i}
+ selected = ary.select {true}
+ module M
+ remove_method :<<
+ end
+ assert_equal(ary, mapped)
+ assert_equal(ary, selected)
+ };
+ assert_separately(%w[--disable-yjit], *code)
+ assert_separately(%w[--enable-yjit], *code)
+ end
+
def test_push
a = @cls[1, 2, 3]
assert_equal(@cls[1, 2, 3, 4, 5], a.push(4, 5))
@@ -1274,13 +1369,17 @@ class TestArray < Test::Unit::TestCase
end
def test_rassoc
+ def (a4 = Object.new).to_ary
+ %w( pork porcine )
+ end
a1 = @cls[*%w( cat feline )]
a2 = @cls[*%w( dog canine )]
a3 = @cls[*%w( mule asinine )]
- a = @cls[ a1, a2, a3 ]
+ a = @cls[ a1, a2, a3, a4 ]
assert_equal(a1, a.rassoc('feline'))
assert_equal(a3, a.rassoc('asinine'))
+ assert_equal(%w( pork porcine ), a.rassoc("porcine"))
assert_equal(nil, a.rassoc('dog'))
assert_equal(nil, a.rassoc('mule'))
assert_equal(nil, a.rassoc(1..2))
@@ -1304,6 +1403,15 @@ class TestArray < Test::Unit::TestCase
a = @cls[ 5, 6, 7, 8, 9, 10 ]
assert_equal(9, a.reject! {|i| break i if i > 8; i < 7})
assert_equal(@cls[7, 8, 9, 10], a, bug2545)
+
+ assert_raise(FrozenError) do
+ a = @cls[1, 2, 3, 42]
+ a.reject! do
+ a.freeze
+ true
+ end
+ end
+ assert_equal(@cls[1, 2, 3, 42], a)
end
def test_shared_array_reject!
@@ -1381,6 +1489,14 @@ class TestArray < Test::Unit::TestCase
assert_raise(FrozenError) { fa.replace(42) }
end
+ def test_replace_wb_variable_width_alloc
+ small_embed = []
+ 4.times { GC.start } # age small_embed
+ large_embed = [1, 2, 3, 4, 5, Array.new] # new young object
+ small_embed.replace(large_embed) # adds old to young reference
+ GC.verify_internal_consistency
+ end
+
def test_reverse
a = @cls[*%w( dog cat bee ant )]
assert_equal(@cls[*%w(ant bee cat dog)], a.reverse)
@@ -1421,7 +1537,7 @@ class TestArray < Test::Unit::TestCase
assert_nil(a.rindex('ca'))
assert_nil(a.rindex([1,2]))
- assert_equal(3, a.rindex(99) {|x| x == [1,2,3] })
+ assert_equal(3, assert_warning(/given block not used/) {a.rindex(99) {|x| x == [1,2,3] }})
bug15951 = "[Bug #15951]"
o2 = Object.new
@@ -1461,35 +1577,173 @@ class TestArray < Test::Unit::TestCase
assert_equal(1, a.slice(-100))
assert_nil(a.slice(-101))
- assert_equal(@cls[1], a.slice(0,1))
- assert_equal(@cls[100], a.slice(99,1))
- assert_equal(@cls[], a.slice(100,1))
- assert_equal(@cls[100], a.slice(99,100))
- assert_equal(@cls[100], a.slice(-1,1))
- assert_equal(@cls[99], a.slice(-2,1))
+ assert_equal_instance([1], a.slice(0,1))
+ assert_equal_instance([100], a.slice(99,1))
+ assert_equal_instance([], a.slice(100,1))
+ assert_equal_instance([100], a.slice(99,100))
+ assert_equal_instance([100], a.slice(-1,1))
+ assert_equal_instance([99], a.slice(-2,1))
- assert_equal(@cls[10, 11, 12], a.slice(9, 3))
- assert_equal(@cls[10, 11, 12], a.slice(-91, 3))
+ assert_equal_instance([10, 11, 12], a.slice(9, 3))
+ assert_equal_instance([10, 11, 12], a.slice(-91, 3))
assert_nil(a.slice(-101, 2))
- assert_equal(@cls[1], a.slice(0..0))
- assert_equal(@cls[100], a.slice(99..99))
- assert_equal(@cls[], a.slice(100..100))
- assert_equal(@cls[100], a.slice(99..200))
- assert_equal(@cls[100], a.slice(-1..-1))
- assert_equal(@cls[99], a.slice(-2..-2))
+ assert_equal_instance([1], a.slice(0..0))
+ assert_equal_instance([100], a.slice(99..99))
+ assert_equal_instance([], a.slice(100..100))
+ assert_equal_instance([100], a.slice(99..200))
+ assert_equal_instance([100], a.slice(-1..-1))
+ assert_equal_instance([99], a.slice(-2..-2))
+
+ assert_equal_instance([10, 11, 12], a.slice(9..11))
+ assert_equal_instance([98, 99, 100], a.slice(97..))
+ assert_equal_instance([10, 11, 12], a.slice(-91..-89))
+ assert_equal_instance([10, 11, 12], a.slice(-91..-89))
+
+ assert_equal_instance([5, 8, 11], a.slice((4..12)%3))
+ assert_equal_instance([95, 97, 99], a.slice((94..)%2))
+
+ # [0] [1] [2] [3] [4] [5] [6] [7]
+ # ary = [ 1 2 3 4 5 6 7 8 ... ]
+ # (0) (1) (2) <- (..7) % 3
+ # (2) (1) (0) <- (7..) % -3
+ assert_equal_instance([1, 4, 7], a.slice((..7)%3))
+ assert_equal_instance([8, 5, 2], a.slice((7..)% -3))
+
+ # [-98] [-97] [-96] [-95] [-94] [-93] [-92] [-91] [-90]
+ # ary = [ ... 3 4 5 6 7 8 9 10 11 ... ]
+ # (0) (1) (2) <- (-98..-90) % 3
+ # (2) (1) (0) <- (-90..-98) % -3
+ assert_equal_instance([3, 6, 9], a.slice((-98..-90)%3))
+ assert_equal_instance([11, 8, 5], a.slice((-90..-98)% -3))
+
+ # [ 48] [ 49] [ 50] [ 51] [ 52] [ 53]
+ # [-52] [-51] [-50] [-49] [-48] [-47]
+ # ary = [ ... 49 50 51 52 53 54 ... ]
+ # (0) (1) (2) <- (48..-47) % 2
+ # (2) (1) (0) <- (-47..48) % -2
+ assert_equal_instance([49, 51, 53], a.slice((48..-47)%2))
+ assert_equal_instance([54, 52, 50], a.slice((-47..48)% -2))
+
+ idx = ((3..90) % 2).to_a
+ assert_equal_instance(a.values_at(*idx), a.slice((3..90)%2))
+ idx = 90.step(3, -2).to_a
+ assert_equal_instance(a.values_at(*idx), a.slice((90 .. 3)% -2))
- assert_equal(@cls[10, 11, 12], a.slice(9..11))
- assert_equal(@cls[98, 99, 100], a.slice(97..))
- assert_equal(@cls[10, 11, 12], a.slice(-91..-89))
- assert_equal(@cls[10, 11, 12], a.slice(-91..-89))
+ a = [0, 1, 2, 3, 4, 5]
+ assert_equal([2, 1, 0], a.slice((2..).step(-1)))
+ assert_equal([2, 0], a.slice((2..).step(-2)))
+ assert_equal([2], a.slice((2..).step(-3)))
+ assert_equal([2], a.slice((2..).step(-4)))
+
+ assert_equal([3, 2, 1, 0], a.slice((-3..).step(-1)))
+ assert_equal([3, 1], a.slice((-3..).step(-2)))
+ assert_equal([3, 0], a.slice((-3..).step(-3)))
+ assert_equal([3], a.slice((-3..).step(-4)))
+ assert_equal([3], a.slice((-3..).step(-5)))
+
+ assert_equal([5, 4, 3, 2, 1, 0], a.slice((..0).step(-1)))
+ assert_equal([5, 3, 1], a.slice((..0).step(-2)))
+ assert_equal([5, 2], a.slice((..0).step(-3)))
+ assert_equal([5, 1], a.slice((..0).step(-4)))
+ assert_equal([5, 0], a.slice((..0).step(-5)))
+ assert_equal([5], a.slice((..0).step(-6)))
+ assert_equal([5], a.slice((..0).step(-7)))
+
+ assert_equal([5, 4, 3, 2, 1], a.slice((...0).step(-1)))
+ assert_equal([5, 3, 1], a.slice((...0).step(-2)))
+ assert_equal([5, 2], a.slice((...0).step(-3)))
+ assert_equal([5, 1], a.slice((...0).step(-4)))
+ assert_equal([5], a.slice((...0).step(-5)))
+ assert_equal([5], a.slice((...0).step(-6)))
+
+ assert_equal([5, 4, 3, 2], a.slice((...1).step(-1)))
+ assert_equal([5, 3], a.slice((...1).step(-2)))
+ assert_equal([5, 2], a.slice((...1).step(-3)))
+ assert_equal([5], a.slice((...1).step(-4)))
+ assert_equal([5], a.slice((...1).step(-5)))
+
+ assert_equal([5, 4, 3, 2, 1], a.slice((..-5).step(-1)))
+ assert_equal([5, 3, 1], a.slice((..-5).step(-2)))
+ assert_equal([5, 2], a.slice((..-5).step(-3)))
+ assert_equal([5, 1], a.slice((..-5).step(-4)))
+ assert_equal([5], a.slice((..-5).step(-5)))
+ assert_equal([5], a.slice((..-5).step(-6)))
+
+ assert_equal([5, 4, 3, 2], a.slice((...-5).step(-1)))
+ assert_equal([5, 3], a.slice((...-5).step(-2)))
+ assert_equal([5, 2], a.slice((...-5).step(-3)))
+ assert_equal([5], a.slice((...-5).step(-4)))
+ assert_equal([5], a.slice((...-5).step(-5)))
+
+ assert_equal([4, 3, 2, 1], a.slice((4..1).step(-1)))
+ assert_equal([4, 2], a.slice((4..1).step(-2)))
+ assert_equal([4, 1], a.slice((4..1).step(-3)))
+ assert_equal([4], a.slice((4..1).step(-4)))
+ assert_equal([4], a.slice((4..1).step(-5)))
+
+ assert_equal([4, 3, 2], a.slice((4...1).step(-1)))
+ assert_equal([4, 2], a.slice((4...1).step(-2)))
+ assert_equal([4], a.slice((4...1).step(-3)))
+ assert_equal([4], a.slice((4...1).step(-4)))
+
+ assert_equal([4, 3, 2, 1], a.slice((-2..1).step(-1)))
+ assert_equal([4, 2], a.slice((-2..1).step(-2)))
+ assert_equal([4, 1], a.slice((-2..1).step(-3)))
+ assert_equal([4], a.slice((-2..1).step(-4)))
+ assert_equal([4], a.slice((-2..1).step(-5)))
+
+ assert_equal([4, 3, 2], a.slice((-2...1).step(-1)))
+ assert_equal([4, 2], a.slice((-2...1).step(-2)))
+ assert_equal([4], a.slice((-2...1).step(-3)))
+ assert_equal([4], a.slice((-2...1).step(-4)))
+
+ assert_equal([4, 3, 2, 1], a.slice((4..-5).step(-1)))
+ assert_equal([4, 2], a.slice((4..-5).step(-2)))
+ assert_equal([4, 1], a.slice((4..-5).step(-3)))
+ assert_equal([4], a.slice((4..-5).step(-4)))
+ assert_equal([4], a.slice((4..-5).step(-5)))
+
+ assert_equal([4, 3, 2], a.slice((4...-5).step(-1)))
+ assert_equal([4, 2], a.slice((4...-5).step(-2)))
+ assert_equal([4], a.slice((4...-5).step(-3)))
+ assert_equal([4], a.slice((4...-5).step(-4)))
+
+ assert_equal([4, 3, 2, 1], a.slice((-2..-5).step(-1)))
+ assert_equal([4, 2], a.slice((-2..-5).step(-2)))
+ assert_equal([4, 1], a.slice((-2..-5).step(-3)))
+ assert_equal([4], a.slice((-2..-5).step(-4)))
+ assert_equal([4], a.slice((-2..-5).step(-5)))
+
+ assert_equal([4, 3, 2], a.slice((-2...-5).step(-1)))
+ assert_equal([4, 2], a.slice((-2...-5).step(-2)))
+ assert_equal([4], a.slice((-2...-5).step(-3)))
+ assert_equal([4], a.slice((-2...-5).step(-4)))
+ end
+
+ def test_slice_out_of_range
+ a = @cls[*(1..100).to_a]
assert_nil(a.slice(-101..-1))
assert_nil(a.slice(-101..))
+ assert_raise_with_message(RangeError, "((-101..-1).%(2)) out of range") { a.slice((-101..-1)%2) }
+ assert_raise_with_message(RangeError, "((-101..).%(2)) out of range") { a.slice((-101..)%2) }
+
assert_nil(a.slice(10, -3))
assert_equal @cls[], a.slice(10..7)
+
+ assert_equal([100], a.slice(-1, 1_000_000_000))
+ end
+
+ def test_slice_gc_compact_stress
+ omit "compaction doesn't work well on s390x" if RUBY_PLATFORM =~ /s390x/ # https://github.com/ruby/ruby/pull/5077
+ EnvUtil.under_gc_compact_stress { assert_equal([1, 2, 3, 4, 5], (0..10).to_a[1, 5]) }
+ EnvUtil.under_gc_compact_stress do
+ a = [0, 1, 2, 3, 4, 5]
+ assert_equal([2, 1, 0], a.slice((2..).step(-1)))
+ end
end
def test_slice!
@@ -1502,15 +1756,18 @@ class TestArray < Test::Unit::TestCase
assert_equal(@cls[1, 2, 3, 5], a)
a = @cls[1, 2, 3, 4, 5]
- assert_equal(@cls[3,4], a.slice!(2,2))
+ s = a.slice!(2,2)
+ assert_equal_instance([3,4], s)
assert_equal(@cls[1, 2, 5], a)
a = @cls[1, 2, 3, 4, 5]
- assert_equal(@cls[4,5], a.slice!(-2,2))
+ s = a.slice!(-2,2)
+ assert_equal_instance([4,5], s)
assert_equal(@cls[1, 2, 3], a)
a = @cls[1, 2, 3, 4, 5]
- assert_equal(@cls[3,4], a.slice!(2..3))
+ s = a.slice!(2..3)
+ assert_equal_instance([3,4], s)
assert_equal(@cls[1, 2, 5], a)
a = @cls[1, 2, 3, 4, 5]
@@ -1535,6 +1792,21 @@ class TestArray < Test::Unit::TestCase
assert_raise(ArgumentError) { @cls[1].slice!(0, 0, 0) }
end
+ def test_slice_out_of_range!
+ a = @cls[*(1..100).to_a]
+
+ assert_nil(a.clone.slice!(-101..-1))
+ assert_nil(a.clone.slice!(-101..))
+
+ # assert_raise_with_message(RangeError, "((-101..-1).%(2)) out of range") { a.clone.slice!((-101..-1)%2) }
+ # assert_raise_with_message(RangeError, "((-101..).%(2)) out of range") { a.clone.slice!((-101..)%2) }
+
+ assert_nil(a.clone.slice!(10, -3))
+ assert_equal @cls[], a.clone.slice!(10..7)
+
+ assert_equal([100], a.clone.slice!(-1, 1_000_000_000))
+ end
+
def test_sort
a = @cls[ 4, 1, 2, 3 ]
assert_equal(@cls[1, 2, 3, 4], a.sort)
@@ -1574,6 +1846,37 @@ class TestArray < Test::Unit::TestCase
assert_equal([1, 2, 3, 4], a)
end
+ def test_freeze_inside_sort!
+ array = [1, 2, 3, 4, 5]
+ frozen_array = nil
+ assert_raise(FrozenError) do
+ count = 0
+ array.sort! do |a, b|
+ array.freeze if (count += 1) == 6
+ frozen_array ||= array.map.to_a if array.frozen?
+ b <=> a
+ end
+ end
+ assert_equal(frozen_array, array)
+
+ object = Object.new
+ array = [1, 2, 3, 4, 5]
+ object.define_singleton_method(:>){|_| array.freeze; true}
+ assert_raise(FrozenError) do
+ array.sort! do |a, b|
+ object
+ end
+ end
+
+ object = Object.new
+ array = [object, object]
+ object.define_singleton_method(:>){|_| array.freeze; true}
+ object.define_singleton_method(:<=>){|o| object}
+ assert_raise(FrozenError) do
+ array.sort!
+ end
+ end
+
def test_sort_with_callcc
need_continuation
n = 1000
@@ -1637,6 +1940,13 @@ class TestArray < Test::Unit::TestCase
TEST
end
+ def test_sort_uncomparable
+ assert_raise(ArgumentError) {[1, Float::NAN].sort}
+ assert_raise(ArgumentError) {[1.0, Float::NAN].sort}
+ assert_raise(ArgumentError) {[Float::NAN, 1].sort}
+ assert_raise(ArgumentError) {[Float::NAN, 1.0].sort}
+ end
+
def test_to_a
a = @cls[ 1, 2, 3 ]
a_id = a.__id__
@@ -1668,19 +1978,19 @@ class TestArray < Test::Unit::TestCase
end
def test_to_s
- $, = ""
+ assert_deprecated_warning {$, = ""}
a = @cls[]
assert_equal("[]", a.to_s)
- $, = ""
+ assert_deprecated_warning {$, = ""}
a = @cls[1, 2]
assert_equal("[1, 2]", a.to_s)
- $, = ""
+ assert_deprecated_warning {$, = ""}
a = @cls[1, 2, 3]
assert_equal("[1, 2, 3]", a.to_s)
- $, = ":"
+ assert_deprecated_warning {$, = ""}
a = @cls[1, 2, 3]
assert_equal("[1, 2, 3]", a.to_s)
ensure
@@ -1734,10 +2044,12 @@ class TestArray < Test::Unit::TestCase
end
def test_min
+ assert_equal(3, [3].min)
assert_equal(1, [1, 2, 3, 1, 2].min)
assert_equal(3, [1, 2, 3, 1, 2].min {|a,b| b <=> a })
cond = ->((a, ia), (b, ib)) { (b <=> a).nonzero? or ia <=> ib }
assert_equal([3, 2], [1, 2, 3, 1, 2].each_with_index.min(&cond))
+ assert_equal(1.0, [3.0, 1.0, 2.0].min)
ary = %w(albatross dog horse)
assert_equal("albatross", ary.min)
assert_equal("dog", ary.min {|a,b| a.length <=> b.length })
@@ -1755,11 +2067,20 @@ class TestArray < Test::Unit::TestCase
assert_same(obj, [obj, 1.0].min)
end
+ def test_min_uncomparable
+ assert_raise(ArgumentError) {[1, Float::NAN].min}
+ assert_raise(ArgumentError) {[1.0, Float::NAN].min}
+ assert_raise(ArgumentError) {[Float::NAN, 1].min}
+ assert_raise(ArgumentError) {[Float::NAN, 1.0].min}
+ end
+
def test_max
+ assert_equal(1, [1].max)
assert_equal(3, [1, 2, 3, 1, 2].max)
assert_equal(1, [1, 2, 3, 1, 2].max {|a,b| b <=> a })
cond = ->((a, ia), (b, ib)) { (b <=> a).nonzero? or ia <=> ib }
assert_equal([1, 3], [1, 2, 3, 1, 2].each_with_index.max(&cond))
+ assert_equal(3.0, [1.0, 3.0, 2.0].max)
ary = %w(albatross dog horse)
assert_equal("horse", ary.max)
assert_equal("albatross", ary.max {|a,b| a.length <=> b.length })
@@ -1776,7 +2097,15 @@ class TestArray < Test::Unit::TestCase
assert_same(obj, [obj, 1.0].max)
end
+ def test_max_uncomparable
+ assert_raise(ArgumentError) {[1, Float::NAN].max}
+ assert_raise(ArgumentError) {[1.0, Float::NAN].max}
+ assert_raise(ArgumentError) {[Float::NAN, 1].max}
+ assert_raise(ArgumentError) {[Float::NAN, 1.0].max}
+ end
+
def test_minmax
+ assert_equal([3, 3], [3].minmax)
assert_equal([1, 3], [1, 2, 3, 1, 2].minmax)
assert_equal([3, 1], [1, 2, 3, 1, 2].minmax {|a,b| b <=> a })
cond = ->((a, ia), (b, ib)) { (b <=> a).nonzero? or ia <=> ib }
@@ -1847,26 +2176,22 @@ class TestArray < Test::Unit::TestCase
sc = Class.new(@cls)
a = sc[]
b = a.dup
- assert_instance_of(sc, a.uniq)
- assert_equal(sc[], a.uniq)
+ assert_equal_instance([], a.uniq)
assert_equal(b, a)
a = sc[1]
b = a.dup
- assert_instance_of(sc, a.uniq)
- assert_equal(sc[1], a.uniq)
+ assert_equal_instance([1], a.uniq)
assert_equal(b, a)
a = sc[1, 1]
b = a.dup
- assert_instance_of(sc, a.uniq)
- assert_equal(sc[1], a.uniq)
+ assert_equal_instance([1], a.uniq)
assert_equal(b, a)
a = sc[1, 1]
b = a.dup
- assert_instance_of(sc, a.uniq{|x| x})
- assert_equal(sc[1], a.uniq{|x| x})
+ assert_equal_instance([1], a.uniq{|x| x})
assert_equal(b, a)
end
@@ -2281,23 +2606,23 @@ class TestArray < Test::Unit::TestCase
end
def test_take
- assert_equal([1,2,3], [1,2,3,4,5,0].take(3))
+ assert_equal_instance([1,2,3], @cls[1,2,3,4,5,0].take(3))
assert_raise(ArgumentError, '[ruby-dev:34123]') { [1,2].take(-1) }
- assert_equal([1,2], [1,2].take(1000000000), '[ruby-dev:34123]')
+ assert_equal_instance([1,2], @cls[1,2].take(1000000000), '[ruby-dev:34123]')
end
def test_take_while
- assert_equal([1,2], [1,2,3,4,5,0].take_while {|i| i < 3 })
+ assert_equal_instance([1,2], @cls[1,2,3,4,5,0].take_while {|i| i < 3 })
end
def test_drop
- assert_equal([4,5,0], [1,2,3,4,5,0].drop(3))
+ assert_equal_instance([4,5,0], @cls[1,2,3,4,5,0].drop(3))
assert_raise(ArgumentError, '[ruby-dev:34123]') { [1,2].drop(-1) }
- assert_equal([], [1,2].drop(1000000000), '[ruby-dev:34123]')
+ assert_equal_instance([], @cls[1,2].drop(1000000000), '[ruby-dev:34123]')
end
def test_drop_while
- assert_equal([3,4,5,0], [1,2,3,4,5,0].drop_while {|i| i < 3 })
+ assert_equal_instance([3,4,5,0], @cls[1,2,3,4,5,0].drop_while {|i| i < 3 })
end
LONGP = [127, 63, 31, 15, 7].map {|x| 2**x-1 }.find do |x|
@@ -2322,13 +2647,13 @@ class TestArray < Test::Unit::TestCase
def test_initialize
assert_nothing_raised { [].instance_eval { initialize } }
- assert_nothing_raised { Array.new { } }
+ assert_warning(/given block not used/) { Array.new { } }
assert_equal([1, 2, 3], Array.new([1, 2, 3]))
assert_raise(ArgumentError) { Array.new(-1, 1) }
assert_raise(ArgumentError) { Array.new(LONGP, 1) }
assert_equal([1, 1, 1], Array.new(3, 1))
assert_equal([1, 1, 1], Array.new(3) { 1 })
- assert_equal([1, 1, 1], Array.new(3, 1) { 1 })
+ assert_equal([1, 1, 1], assert_warning(/block supersedes default value argument/) {Array.new(3, 1) { 1 }})
end
def test_aset_error
@@ -2344,6 +2669,9 @@ class TestArray < Test::Unit::TestCase
assert_raise(ArgumentError) { [0].freeze[0, 0, 0] = 0 }
assert_raise(TypeError) { [0][:foo] = 0 }
assert_raise(FrozenError) { [0].freeze[:foo] = 0 }
+
+ # [Bug #17271]
+ assert_raise_with_message(RangeError, "-7.. out of range") { [*0..5][-7..] = 1 }
end
def test_first2
@@ -2374,17 +2702,29 @@ class TestArray < Test::Unit::TestCase
def test_aref
assert_raise(ArgumentError) { [][0, 0, 0] }
- assert_raise(TypeError) { [][(1..10).step(2)] }
+ assert_raise(ArgumentError) { @cls[][0, 0, 0] }
end
def test_fetch
- assert_equal(1, [].fetch(0, 0) { 1 })
+ assert_equal(1, assert_warning(/block supersedes default value argument/) {[].fetch(0, 0) { 1 }})
assert_equal(1, [0, 1].fetch(-1))
assert_raise(IndexError) { [0, 1].fetch(2) }
assert_raise(IndexError) { [0, 1].fetch(-3) }
assert_equal(2, [0, 1].fetch(2, 2))
end
+ def test_fetch_values
+ ary = @cls[1, 2, 3]
+ assert_equal([], ary.fetch_values())
+ assert_equal([1], ary.fetch_values(0))
+ assert_equal([3, 1, 3], ary.fetch_values(2, 0, -1))
+ assert_raise(TypeError) {ary.fetch_values("")}
+ assert_raise(IndexError) {ary.fetch_values(10)}
+ assert_raise(IndexError) {ary.fetch_values(-20)}
+ assert_equal(["10 not found"], ary.fetch_values(10) {|i| "#{i} not found"})
+ assert_equal(["10 not found", 3], ary.fetch_values(10, 2) {|i| "#{i} not found"})
+ end
+
def test_index2
a = [0, 1, 2]
assert_equal(a, a.index.to_a)
@@ -2516,6 +2856,15 @@ class TestArray < Test::Unit::TestCase
a = @cls[ 1, 2, 3, 4, 5 ]
a.select! {|i| a.clear if i == 5; false }
assert_equal(0, a.size, bug13053)
+
+ assert_raise(FrozenError) do
+ a = @cls[1, 2, 3, 42]
+ a.select! do
+ a.freeze
+ false
+ end
+ end
+ assert_equal(@cls[1, 2, 3, 42], a)
end
# also select!
@@ -2531,6 +2880,15 @@ class TestArray < Test::Unit::TestCase
a = @cls[ 1, 2, 3, 4, 5 ]
assert_equal(a, a.keep_if { |i| i > 3 })
assert_equal(@cls[4, 5], a)
+
+ assert_raise(FrozenError) do
+ a = @cls[1, 2, 3, 42]
+ a.keep_if do
+ a.freeze
+ false
+ end
+ end
+ assert_equal(@cls[1, 2, 3, 42], a)
end
def test_filter
@@ -2596,13 +2954,24 @@ class TestArray < Test::Unit::TestCase
def test_zip_bug
bug8153 = "ruby-core:53650"
- r = 1..1
+ r = [1]
def r.respond_to?(*)
super
end
assert_equal [[42, 1]], [42].zip(r), bug8153
end
+ def test_zip_with_enumerator
+ bug17814 = "ruby-core:103513"
+
+ step = 0.step
+ e = Enumerator.produce { step.next }
+ a = %w(a b c)
+ assert_equal([["a", 0], ["b", 1], ["c", 2]], a.zip(e), bug17814)
+ assert_equal([["a", 3], ["b", 4], ["c", 5]], a.zip(e), bug17814)
+ assert_equal([["a", 6], ["b", 7], ["c", 8]], a.zip(e), bug17814)
+ end
+
def test_transpose
assert_equal([[1, :a], [2, :b], [3, :c]],
[[1, 2, 3], [:a, :b, :c]].transpose)
@@ -2644,9 +3013,6 @@ class TestArray < Test::Unit::TestCase
def test_flatten_error
a = []
- a << a
- assert_raise(ArgumentError) { a.flatten }
-
f = [].freeze
assert_raise(ArgumentError) { a.flatten!(1, 2) }
assert_raise(TypeError) { a.flatten!(:foo) }
@@ -2675,40 +3041,35 @@ class TestArray < Test::Unit::TestCase
end
end
- def test_shuffle_random
- gen = proc do
- 10000000
- end
- class << gen
- alias rand call
- end
+ def test_shuffle_random_out_of_range
+ gen = random_generator {10000000}
+ assert_raise(RangeError) {
+ [*0..2].shuffle(random: gen)
+ }
+ gen = random_generator {-1}
assert_raise(RangeError) {
[*0..2].shuffle(random: gen)
}
+ end
+ def test_shuffle_random_clobbering
ary = (0...10000).to_a
- gen = proc do
+ gen = random_generator do
ary.replace([])
0.5
end
- class << gen
- alias rand call
- end
assert_raise(RuntimeError) {ary.shuffle!(random: gen)}
+ end
- zero = Object.new
- def zero.to_int
- 0
- end
- gen_to_int = proc do |max|
- zero
- end
- class << gen_to_int
- alias rand call
- end
+ def test_shuffle_random_zero
+ zero = Struct.new(:to_int).new(0)
+ gen_to_int = random_generator {|max| zero}
ary = (0...10000).to_a
assert_equal(ary.rotate, ary.shuffle(random: gen_to_int))
+ end
+ def test_shuffle_random_invalid_generator
+ ary = (0...10).to_a
assert_raise(NoMethodError) {
ary.shuffle(random: Object.new)
}
@@ -2725,7 +3086,9 @@ class TestArray < Test::Unit::TestCase
assert_include([0, 1, 2], sample)
}
end
+ end
+ def test_sample_statistics
srand(0)
a = (1..18).to_a
(0..20).each do |n|
@@ -2742,9 +3105,13 @@ class TestArray < Test::Unit::TestCase
end
assert_operator(h.values.min * 2, :>=, h.values.max) if n != 0
end
+ end
+ def test_sample_invalid_argument
assert_raise(ArgumentError, '[ruby-core:23374]') {[1, 2].sample(-1)}
+ end
+ def test_sample_random_srand0
gen = Random.new(0)
srand(0)
a = (1..18).to_a
@@ -2753,28 +3120,22 @@ class TestArray < Test::Unit::TestCase
assert_equal(a.sample(n), a.sample(n, random: gen), "#{i}/#{n}")
end
end
+ end
+ def test_sample_unknown_keyword
assert_raise_with_message(ArgumentError, /unknown keyword/) do
[0, 1, 2].sample(xawqij: "a")
end
end
- def test_sample_random
+ def test_sample_random_generator
ary = (0...10000).to_a
assert_raise(ArgumentError) {ary.sample(1, 2, random: nil)}
- gen0 = proc do |max|
- max/2
- end
- class << gen0
- alias rand call
- end
- gen1 = proc do |max|
+ gen0 = random_generator {|max| max/2}
+ gen1 = random_generator do |max|
ary.replace([])
max/2
end
- class << gen1
- alias rand call
- end
assert_equal(5000, ary.sample(random: gen0))
assert_nil(ary.sample(random: gen1))
assert_equal([], ary)
@@ -2802,20 +3163,28 @@ class TestArray < Test::Unit::TestCase
assert_equal([5000, 0, 5001, 2, 5002, 4, 5003, 6, 5004, 8, 5005], ary.sample(11, random: gen0))
ary.sample(11, random: gen1) # implementation detail, may change in the future
assert_equal([], ary)
+ end
- half = Object.new
- def half.to_int
- 5000
- end
- gen_to_int = proc do |max|
- half
- end
- class << gen_to_int
- alias rand call
- end
+ def test_sample_random_generator_half
+ half = Struct.new(:to_int).new(5000)
+ gen_to_int = random_generator {|max| half}
ary = (0...10000).to_a
assert_equal(5000, ary.sample(random: gen_to_int))
+ end
+
+ def test_sample_random_out_of_range
+ gen = random_generator {10000000}
+ assert_raise(RangeError) {
+ [*0..2].sample(random: gen)
+ }
+ gen = random_generator {-1}
+ assert_raise(RangeError) {
+ [*0..2].sample(random: gen)
+ }
+ end
+ def test_sample_random_invalid_generator
+ ary = (0..10).to_a
assert_raise(NoMethodError) {
ary.sample(random: Object.new)
}
@@ -2881,15 +3250,6 @@ class TestArray < Test::Unit::TestCase
end
end
- class Array2 < Array
- end
-
- def test_array_subclass
- assert_equal(Array2, Array2[1,2,3].uniq.class, "[ruby-dev:34581]")
- assert_equal(Array2, Array2[1,2][0,1].class) # embedded
- assert_equal(Array2, Array2[*(1..100)][1..99].class) #not embedded
- end
-
def test_initialize2
a = [1] * 1000
a.instance_eval { initialize }
@@ -3024,6 +3384,8 @@ class TestArray < Test::Unit::TestCase
assert_equal(nil, a.bsearch {|x| 1 * (2**100) })
assert_equal(nil, a.bsearch {|x| (-1) * (2**100) })
+ assert_equal(4, a.bsearch {|x| (4 - x).to_r })
+
assert_include([4, 7], a.bsearch {|x| (2**100).coerce((1 - x / 4) * (2**100)).first })
end
@@ -3059,6 +3421,8 @@ class TestArray < Test::Unit::TestCase
assert_equal(nil, a.bsearch_index {|x| 1 * (2**100) })
assert_equal(nil, a.bsearch_index {|x| (-1) * (2**100) })
+ assert_equal(1, a.bsearch_index {|x| (4 - x).to_r })
+
assert_include([1, 2], a.bsearch_index {|x| (2**100).coerce((1 - x / 4) * (2**100)).first })
end
@@ -3082,7 +3446,7 @@ class TestArray < Test::Unit::TestCase
end
EOS
rescue Timeout::Error => e
- skip e.message
+ omit e.message
end
end
@@ -3148,6 +3512,17 @@ class TestArray < Test::Unit::TestCase
assert_typed_equal(e, v, Complex, msg)
end
+ def test_shrink_shared_array
+ assert_normal_exit(<<~'RUBY', '[Feature #20589]')
+ array = []
+ # Make sure the array is allocated
+ 10.times { |i| array << i }
+ # Simulate a C extension using OBJ_FREEZE
+ Object.instance_method(:freeze).bind_call(array)
+ array.dup
+ RUBY
+ end
+
def test_sum
assert_int_equal(0, [].sum)
assert_int_equal(3, [3].sum)
@@ -3222,10 +3597,64 @@ class TestArray < Test::Unit::TestCase
assert_equal(10000, eval(lit).size)
end
+ def test_array_safely_modified_by_sort_block
+ var_0 = (1..70).to_a
+ var_0.sort! do |var_0_block_129, var_1_block_129|
+ var_0.pop
+ var_1_block_129 <=> var_0_block_129
+ end.shift(3)
+ assert_equal((1..67).to_a.reverse, var_0)
+ end
+
+ def test_find
+ ary = [1, 2, 3, 4, 5]
+ assert_equal(2, ary.find {|x| x % 2 == 0 })
+ assert_equal(nil, ary.find {|x| false })
+ assert_equal(:foo, ary.find(proc { :foo }) {|x| false })
+ end
+
+ def test_rfind
+ ary = [1, 2, 3, 4, 5]
+ assert_equal(4, ary.rfind {|x| x % 2 == 0 })
+ assert_equal(1, ary.rfind {|x| x < 2 })
+ assert_equal(5, ary.rfind {|x| x > 4 })
+ assert_equal(nil, ary.rfind {|x| false })
+ assert_equal(:foo, ary.rfind(proc { :foo }) {|x| false })
+ assert_equal(nil, ary.rfind {|x| ary.clear; false })
+ end
+
private
def need_continuation
unless respond_to?(:callcc, true)
EnvUtil.suppress_warning {require 'continuation'}
end
+ omit 'requires callcc support' unless respond_to?(:callcc, true)
+ end
+
+ def random_generator(&block)
+ class << block
+ alias rand call
+ end
+ block
+ end
+end
+
+class TestArraySubclass < TestArray
+ def setup
+ @verbose = $VERBOSE
+ @cls = Class.new(Array)
+ end
+
+ def test_to_a
+ a = @cls[ 1, 2, 3 ]
+ a_id = a.__id__
+ assert_equal_instance([1, 2, 3], a.to_a)
+ assert_not_equal(a_id, a.to_a.__id__)
+ end
+
+ def test_array_subclass
+ assert_equal(Array, @cls[1,2,3].uniq.class, "[ruby-dev:34581]")
+ assert_equal(Array, @cls[1,2][0,1].class) # embedded
+ assert_equal(Array, @cls[*(1..100)][1..99].class) #not embedded
end
end
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-18 17:09:48 +0000