summaryrefslogtreecommitdiff
path: root/spec/ruby/core/hash/shared
diff options
context:
space:
mode:
Diffstat (limited to 'spec/ruby/core/hash/shared')
-rw-r--r--spec/ruby/core/hash/shared/comparison.rb15
-rw-r--r--spec/ruby/core/hash/shared/each.rb105
-rw-r--r--spec/ruby/core/hash/shared/eql.rb204
-rw-r--r--spec/ruby/core/hash/shared/greater_than.rb23
-rw-r--r--spec/ruby/core/hash/shared/index.rb37
-rw-r--r--spec/ruby/core/hash/shared/iteration.rb19
-rw-r--r--spec/ruby/core/hash/shared/key.rb38
-rw-r--r--spec/ruby/core/hash/shared/length.rb12
-rw-r--r--spec/ruby/core/hash/shared/less_than.rb23
-rw-r--r--spec/ruby/core/hash/shared/select.rb112
-rw-r--r--spec/ruby/core/hash/shared/store.rb115
-rw-r--r--spec/ruby/core/hash/shared/to_s.rb93
-rw-r--r--spec/ruby/core/hash/shared/update.rb76
-rw-r--r--spec/ruby/core/hash/shared/value.rb14
-rw-r--r--spec/ruby/core/hash/shared/values_at.rb9
15 files changed, 895 insertions, 0 deletions
diff --git a/spec/ruby/core/hash/shared/comparison.rb b/spec/ruby/core/hash/shared/comparison.rb
new file mode 100644
index 0000000000..07564e4cec
--- /dev/null
+++ b/spec/ruby/core/hash/shared/comparison.rb
@@ -0,0 +1,15 @@
+describe :hash_comparison, shared: true do
+ it "raises a TypeError if the right operand is not a hash" do
+ -> { { a: 1 }.send(@method, 1) }.should raise_error(TypeError)
+ -> { { a: 1 }.send(@method, nil) }.should raise_error(TypeError)
+ -> { { a: 1 }.send(@method, []) }.should raise_error(TypeError)
+ end
+
+ it "returns false if both hashes have the same keys but different values" do
+ h1 = { a: 1 }
+ h2 = { a: 2 }
+
+ h1.send(@method, h2).should be_false
+ h2.send(@method, h1).should be_false
+ end
+end
diff --git a/spec/ruby/core/hash/shared/each.rb b/spec/ruby/core/hash/shared/each.rb
new file mode 100644
index 0000000000..f9839ff58f
--- /dev/null
+++ b/spec/ruby/core/hash/shared/each.rb
@@ -0,0 +1,105 @@
+describe :hash_each, shared: true do
+
+ # This is inconsistent with below, MRI checks the block arity in rb_hash_each_pair()
+ it "yields a [[key, value]] Array for each pair to a block expecting |*args|" do
+ all_args = []
+ { 1 => 2, 3 => 4 }.send(@method) { |*args| all_args << args }
+ all_args.sort.should == [[[1, 2]], [[3, 4]]]
+ end
+
+ it "yields the key and value of each pair to a block expecting |key, value|" do
+ r = {}
+ h = { a: 1, b: 2, c: 3, d: 5 }
+ h.send(@method) { |k,v| r[k.to_s] = v.to_s }.should equal(h)
+ r.should == { "a" => "1", "b" => "2", "c" => "3", "d" => "5" }
+ end
+
+ it "yields the key only to a block expecting |key,|" do
+ ary = []
+ h = { "a" => 1, "b" => 2, "c" => 3 }
+ h.send(@method) { |k,| ary << k }
+ ary.sort.should == ["a", "b", "c"]
+ end
+
+ it "always yields an Array of 2 elements, even when given a callable of arity 2" do
+ obj = Object.new
+ def obj.foo(key, value)
+ end
+
+ -> {
+ { "a" => 1 }.send(@method, &obj.method(:foo))
+ }.should raise_error(ArgumentError)
+
+ -> {
+ { "a" => 1 }.send(@method, &-> key, value { })
+ }.should raise_error(ArgumentError)
+ end
+
+ it "yields an Array of 2 elements when given a callable of arity 1" do
+ obj = Object.new
+ def obj.foo(key_value)
+ ScratchPad << key_value
+ end
+
+ ScratchPad.record([])
+ { "a" => 1 }.send(@method, &obj.method(:foo))
+ ScratchPad.recorded.should == [["a", 1]]
+ end
+
+ it "raises an error for a Hash when an arity enforcing callable of arity >2 is passed in" do
+ obj = Object.new
+ def obj.foo(key, value, extra)
+ end
+
+ -> {
+ { "a" => 1 }.send(@method, &obj.method(:foo))
+ }.should raise_error(ArgumentError)
+ end
+
+ it "uses the same order as keys() and values()" do
+ h = { a: 1, b: 2, c: 3, d: 5 }
+ keys = []
+ values = []
+
+ h.send(@method) do |k, v|
+ keys << k
+ values << v
+ end
+
+ keys.should == h.keys
+ values.should == h.values
+ end
+
+ # Confirming the argument-splatting works from child class for both k, v and [k, v]
+ it "properly expands (or not) child class's 'each'-yielded args" do
+ cls1 = Class.new(Hash) do
+ attr_accessor :k_v
+ def each
+ super do |k, v|
+ @k_v = [k, v]
+ yield k, v
+ end
+ end
+ end
+
+ cls2 = Class.new(Hash) do
+ attr_accessor :k_v
+ def each
+ super do |k, v|
+ @k_v = [k, v]
+ yield([k, v])
+ end
+ end
+ end
+
+ obj1 = cls1.new
+ obj1['a'] = 'b'
+ obj1.map {|k, v| [k, v]}.should == [['a', 'b']]
+ obj1.k_v.should == ['a', 'b']
+
+ obj2 = cls2.new
+ obj2['a'] = 'b'
+ obj2.map {|k, v| [k, v]}.should == [['a', 'b']]
+ obj2.k_v.should == ['a', 'b']
+ end
+end
diff --git a/spec/ruby/core/hash/shared/eql.rb b/spec/ruby/core/hash/shared/eql.rb
new file mode 100644
index 0000000000..68db49f76d
--- /dev/null
+++ b/spec/ruby/core/hash/shared/eql.rb
@@ -0,0 +1,204 @@
+describe :hash_eql, shared: true do
+ it "does not compare values when keys don't match" do
+ value = mock('x')
+ value.should_not_receive(:==)
+ value.should_not_receive(:eql?)
+ { 1 => value }.send(@method, { 2 => value }).should be_false
+ end
+
+ it "returns false when the numbers of keys differ without comparing any elements" do
+ obj = mock('x')
+ h = { obj => obj }
+
+ obj.should_not_receive(:==)
+ obj.should_not_receive(:eql?)
+
+ {}.send(@method, h).should be_false
+ h.send(@method, {}).should be_false
+ end
+
+ it "first compares keys via hash" do
+ x = mock('x')
+ x.should_receive(:hash).any_number_of_times.and_return(0)
+ y = mock('y')
+ y.should_receive(:hash).any_number_of_times.and_return(0)
+
+ { x => 1 }.send(@method, { y => 1 }).should be_false
+ end
+
+ it "does not compare keys with different hash codes via eql?" do
+ x = mock('x')
+ y = mock('y')
+ x.should_not_receive(:eql?)
+ y.should_not_receive(:eql?)
+
+ x.should_receive(:hash).any_number_of_times.and_return(0)
+ y.should_receive(:hash).any_number_of_times.and_return(1)
+
+ { x => 1 }.send(@method, { y => 1 }).should be_false
+ end
+
+ it "computes equality for recursive hashes" do
+ h = {}
+ h[:a] = h
+ h.send(@method, h[:a]).should be_true
+ (h == h[:a]).should be_true
+ end
+
+ it "doesn't call to_hash on objects" do
+ mock_hash = mock("fake hash")
+ def mock_hash.to_hash() {} end
+ {}.send(@method, mock_hash).should be_false
+ end
+
+ it "computes equality for complex recursive hashes" do
+ a, b = {}, {}
+ a.merge! self: a, other: b
+ b.merge! self: b, other: a
+ a.send(@method, b).should be_true # they both have the same structure!
+
+ c = {}
+ c.merge! other: c, self: c
+ c.send(@method, a).should be_true # subtle, but they both have the same structure!
+ a[:delta] = c[:delta] = a
+ c.send(@method, a).should be_false # not quite the same structure, as a[:other][:delta] = nil
+ c[:delta] = 42
+ c.send(@method, a).should be_false
+ a[:delta] = 42
+ c.send(@method, a).should be_false
+ b[:delta] = 42
+ c.send(@method, a).should be_true
+ end
+
+ it "computes equality for recursive hashes & arrays" do
+ x, y, z = [], [], []
+ a, b, c = {foo: x, bar: 42}, {foo: y, bar: 42}, {foo: z, bar: 42}
+ x << a
+ y << c
+ z << b
+ b.send(@method, c).should be_true # they clearly have the same structure!
+ y.send(@method, z).should be_true
+ a.send(@method, b).should be_true # subtle, but they both have the same structure!
+ x.send(@method, y).should be_true
+ y << x
+ y.send(@method, z).should be_false
+ z << x
+ y.send(@method, z).should be_true
+
+ a[:foo], a[:bar] = a[:bar], a[:foo]
+ a.send(@method, b).should be_false
+ b[:bar] = b[:foo]
+ b.send(@method, c).should be_false
+ end
+end
+
+describe :hash_eql_additional, shared: true do
+ it "compares values when keys match" do
+ x = mock('x')
+ y = mock('y')
+ def x.==(o) false end
+ def y.==(o) false end
+ def x.eql?(o) false end
+ def y.eql?(o) false end
+ { 1 => x }.send(@method, { 1 => y }).should be_false
+
+ x = mock('x')
+ y = mock('y')
+ def x.==(o) true end
+ def y.==(o) true end
+ def x.eql?(o) true end
+ def y.eql?(o) true end
+ { 1 => x }.send(@method, { 1 => y }).should be_true
+ end
+
+ it "compares keys with eql? semantics" do
+ { 1.0 => "x" }.send(@method, { 1.0 => "x" }).should be_true
+ { 1.0 => "x" }.send(@method, { 1.0 => "x" }).should be_true
+ { 1 => "x" }.send(@method, { 1.0 => "x" }).should be_false
+ { 1.0 => "x" }.send(@method, { 1 => "x" }).should be_false
+ end
+
+ it "returns true if and only if other Hash has the same number of keys and each key-value pair matches" do
+ a = { a: 5 }
+ b = {}
+ a.send(@method, b).should be_false
+
+ b[:a] = 5
+ a.send(@method, b).should be_true
+
+ not_supported_on :opal do
+ c = { "a" => 5 }
+ a.send(@method, c).should be_false
+ end
+
+ c = { "A" => 5 }
+ a.send(@method, c).should be_false
+
+ c = { a: 6 }
+ a.send(@method, c).should be_false
+ end
+
+ it "does not call to_hash on hash subclasses" do
+ { 5 => 6 }.send(@method, HashSpecs::ToHashHash[5 => 6]).should be_true
+ end
+
+ it "ignores hash class differences" do
+ h = { 1 => 2, 3 => 4 }
+ HashSpecs::MyHash[h].send(@method, h).should be_true
+ HashSpecs::MyHash[h].send(@method, HashSpecs::MyHash[h]).should be_true
+ h.send(@method, HashSpecs::MyHash[h]).should be_true
+ end
+
+ # Why isn't this true of eql? too ?
+ it "compares keys with matching hash codes via eql?" do
+ a = Array.new(2) do
+ obj = mock('0')
+ obj.should_receive(:hash).at_least(1).and_return(0)
+
+ def obj.eql?(o)
+ return true if self.equal?(o)
+ false
+ end
+
+ obj
+ end
+
+ { a[0] => 1 }.send(@method, { a[1] => 1 }).should be_false
+
+ a = Array.new(2) do
+ obj = mock('0')
+ obj.should_receive(:hash).at_least(1).and_return(0)
+
+ def obj.eql?(o)
+ true
+ end
+
+ obj
+ end
+
+ { a[0] => 1 }.send(@method, { a[1] => 1 }).should be_true
+ end
+
+ it "compares the values in self to values in other hash" do
+ l_val = mock("left")
+ r_val = mock("right")
+
+ l_val.should_receive(:eql?).with(r_val).and_return(true)
+
+ { 1 => l_val }.eql?({ 1 => r_val }).should be_true
+ end
+end
+
+describe :hash_eql_additional_more, shared: true do
+ it "returns true if other Hash has the same number of keys and each key-value pair matches, even though the default-value are not same" do
+ Hash.new(5).send(@method, Hash.new(1)).should be_true
+ Hash.new {|h, k| 1}.send(@method, Hash.new {}).should be_true
+ Hash.new {|h, k| 1}.send(@method, Hash.new(2)).should be_true
+
+ d = Hash.new {|h, k| 1}
+ e = Hash.new {}
+ d[1] = 2
+ e[1] = 2
+ d.send(@method, e).should be_true
+ end
+end
diff --git a/spec/ruby/core/hash/shared/greater_than.rb b/spec/ruby/core/hash/shared/greater_than.rb
new file mode 100644
index 0000000000..1f8b9fcfb7
--- /dev/null
+++ b/spec/ruby/core/hash/shared/greater_than.rb
@@ -0,0 +1,23 @@
+describe :hash_greater_than, shared: true do
+ before do
+ @h1 = { a: 1, b: 2, c: 3 }
+ @h2 = { a: 1, b: 2 }
+ end
+
+ it "returns true if the other hash is a subset of self" do
+ @h1.send(@method, @h2).should be_true
+ end
+
+ it "returns false if the other hash is not a subset of self" do
+ @h2.send(@method, @h1).should be_false
+ end
+
+ it "converts the right operand to a hash before comparing" do
+ o = Object.new
+ def o.to_hash
+ { a: 1, b: 2 }
+ end
+
+ @h1.send(@method, o).should be_true
+ end
+end
diff --git a/spec/ruby/core/hash/shared/index.rb b/spec/ruby/core/hash/shared/index.rb
new file mode 100644
index 0000000000..7f6a186464
--- /dev/null
+++ b/spec/ruby/core/hash/shared/index.rb
@@ -0,0 +1,37 @@
+require_relative '../../../spec_helper'
+require_relative '../fixtures/classes'
+
+describe :hash_index, shared: true do
+ it "returns the corresponding key for value" do
+ suppress_warning do # for Hash#index
+ { 2 => 'a', 1 => 'b' }.send(@method, 'b').should == 1
+ end
+ end
+
+ it "returns nil if the value is not found" do
+ suppress_warning do # for Hash#index
+ { a: -1, b: 3.14, c: 2.718 }.send(@method, 1).should be_nil
+ end
+ end
+
+ it "doesn't return default value if the value is not found" do
+ suppress_warning do # for Hash#index
+ Hash.new(5).send(@method, 5).should be_nil
+ end
+ end
+
+ it "compares values using ==" do
+ suppress_warning do # for Hash#index
+ { 1 => 0 }.send(@method, 0.0).should == 1
+ { 1 => 0.0 }.send(@method, 0).should == 1
+ end
+
+ needle = mock('needle')
+ inhash = mock('inhash')
+ inhash.should_receive(:==).with(needle).and_return(true)
+
+ suppress_warning do # for Hash#index
+ { 1 => inhash }.send(@method, needle).should == 1
+ end
+ end
+end
diff --git a/spec/ruby/core/hash/shared/iteration.rb b/spec/ruby/core/hash/shared/iteration.rb
new file mode 100644
index 0000000000..d27c2443f8
--- /dev/null
+++ b/spec/ruby/core/hash/shared/iteration.rb
@@ -0,0 +1,19 @@
+describe :hash_iteration_no_block, shared: true do
+ before :each do
+ @hsh = { 1 => 2, 3 => 4, 5 => 6 }
+ @empty = {}
+ end
+
+ it "returns an Enumerator if called on a non-empty hash without a block" do
+ @hsh.send(@method).should be_an_instance_of(Enumerator)
+ end
+
+ it "returns an Enumerator if called on an empty hash without a block" do
+ @empty.send(@method).should be_an_instance_of(Enumerator)
+ end
+
+ it "returns an Enumerator if called on a frozen instance" do
+ @hsh.freeze
+ @hsh.send(@method).should be_an_instance_of(Enumerator)
+ end
+end
diff --git a/spec/ruby/core/hash/shared/key.rb b/spec/ruby/core/hash/shared/key.rb
new file mode 100644
index 0000000000..17f9f81457
--- /dev/null
+++ b/spec/ruby/core/hash/shared/key.rb
@@ -0,0 +1,38 @@
+describe :hash_key_p, shared: true do
+ it "returns true if argument is a key" do
+ h = { a: 1, b: 2, c: 3, 4 => 0 }
+ h.send(@method, :a).should == true
+ h.send(@method, :b).should == true
+ h.send(@method, 2).should == false
+ h.send(@method, 4).should == true
+
+ not_supported_on :opal do
+ h.send(@method, 'b').should == false
+ h.send(@method, 4.0).should == false
+ end
+ end
+
+ it "returns true if the key's matching value was nil" do
+ { xyz: nil }.send(@method, :xyz).should == true
+ end
+
+ it "returns true if the key's matching value was false" do
+ { xyz: false }.send(@method, :xyz).should == true
+ end
+
+ it "returns true if the key is nil" do
+ { nil => 'b' }.send(@method, nil).should == true
+ { nil => nil }.send(@method, nil).should == true
+ end
+
+ it "compares keys with the same #hash value via #eql?" do
+ x = mock('x')
+ x.stub!(:hash).and_return(42)
+
+ y = mock('y')
+ y.stub!(:hash).and_return(42)
+ y.should_receive(:eql?).and_return(false)
+
+ { x => nil }.send(@method, y).should == false
+ end
+end
diff --git a/spec/ruby/core/hash/shared/length.rb b/spec/ruby/core/hash/shared/length.rb
new file mode 100644
index 0000000000..24f5563759
--- /dev/null
+++ b/spec/ruby/core/hash/shared/length.rb
@@ -0,0 +1,12 @@
+describe :hash_length, shared: true do
+ it "returns the number of entries" do
+ { a: 1, b: 'c' }.send(@method).should == 2
+ h = { a: 1, b: 2 }
+ h[:a] = 2
+ h.send(@method).should == 2
+ { a: 1, b: 1, c: 1 }.send(@method).should == 3
+ {}.send(@method).should == 0
+ Hash.new(5).send(@method).should == 0
+ Hash.new { 5 }.send(@method).should == 0
+ end
+end
diff --git a/spec/ruby/core/hash/shared/less_than.rb b/spec/ruby/core/hash/shared/less_than.rb
new file mode 100644
index 0000000000..cdc6f14546
--- /dev/null
+++ b/spec/ruby/core/hash/shared/less_than.rb
@@ -0,0 +1,23 @@
+describe :hash_less_than, shared: true do
+ before do
+ @h1 = { a: 1, b: 2 }
+ @h2 = { a: 1, b: 2, c: 3 }
+ end
+
+ it "returns true if self is a subset of the other hash" do
+ @h1.send(@method, @h2).should be_true
+ end
+
+ it "returns false if self is not a subset of the other hash" do
+ @h2.send(@method, @h1).should be_false
+ end
+
+ it "converts the right operand to a hash before comparing" do
+ o = Object.new
+ def o.to_hash
+ { a: 1, b: 2, c: 3 }
+ end
+
+ @h1.send(@method, o).should be_true
+ end
+end
diff --git a/spec/ruby/core/hash/shared/select.rb b/spec/ruby/core/hash/shared/select.rb
new file mode 100644
index 0000000000..fbeff07330
--- /dev/null
+++ b/spec/ruby/core/hash/shared/select.rb
@@ -0,0 +1,112 @@
+require_relative '../../../spec_helper'
+require_relative '../fixtures/classes'
+require_relative '../shared/iteration'
+require_relative '../../enumerable/shared/enumeratorized'
+
+describe :hash_select, shared: true do
+ before :each do
+ @hsh = { 1 => 2, 3 => 4, 5 => 6 }
+ @empty = {}
+ end
+
+ it "yields two arguments: key and value" do
+ all_args = []
+ { 1 => 2, 3 => 4 }.send(@method) { |*args| all_args << args }
+ all_args.sort.should == [[1, 2], [3, 4]]
+ end
+
+ it "returns a Hash of entries for which block is true" do
+ a_pairs = { 'a' => 9, 'c' => 4, 'b' => 5, 'd' => 2 }.send(@method) { |k,v| v % 2 == 0 }
+ a_pairs.should be_an_instance_of(Hash)
+ a_pairs.sort.should == [['c', 4], ['d', 2]]
+ end
+
+ it "processes entries with the same order as reject" do
+ h = { a: 9, c: 4, b: 5, d: 2 }
+
+ select_pairs = []
+ reject_pairs = []
+ h.dup.send(@method) { |*pair| select_pairs << pair }
+ h.reject { |*pair| reject_pairs << pair }
+
+ select_pairs.should == reject_pairs
+ end
+
+ it "returns an Enumerator when called on a non-empty hash without a block" do
+ @hsh.send(@method).should be_an_instance_of(Enumerator)
+ end
+
+ it "returns an Enumerator when called on an empty hash without a block" do
+ @empty.send(@method).should be_an_instance_of(Enumerator)
+ end
+
+ it "does not retain the default value" do
+ h = Hash.new(1)
+ h.send(@method) { true }.default.should be_nil
+ h[:a] = 1
+ h.send(@method) { true }.default.should be_nil
+ end
+
+ it "does not retain the default_proc" do
+ pr = proc { |h, k| h[k] = [] }
+ h = Hash.new(&pr)
+ h.send(@method) { true }.default_proc.should be_nil
+ h[:a] = 1
+ h.send(@method) { true }.default_proc.should be_nil
+ end
+
+ it "retains compare_by_identity flag" do
+ h = { a: 9, c: 4 }.compare_by_identity
+ h2 = h.send(@method) { |k, _| k == :a }
+ h2.compare_by_identity?.should == true
+ end
+
+ it_should_behave_like :hash_iteration_no_block
+
+ before :each do
+ @object = { 1 => 2, 3 => 4, 5 => 6 }
+ end
+ it_should_behave_like :enumeratorized_with_origin_size
+end
+
+describe :hash_select!, shared: true do
+ before :each do
+ @hsh = { 1 => 2, 3 => 4, 5 => 6 }
+ @empty = {}
+ end
+
+ it "is equivalent to keep_if if changes are made" do
+ h = { a: 2 }
+ h.send(@method) { |k,v| v <= 1 }.should equal h
+
+ h = { 1 => 2, 3 => 4 }
+ all_args_select = []
+ h.dup.send(@method) { |*args| all_args_select << args }
+ all_args_select.should == [[1, 2], [3, 4]]
+ end
+
+ it "removes all entries if the block is false" do
+ h = { a: 1, b: 2, c: 3 }
+ h.send(@method) { |k,v| false }.should equal(h)
+ h.should == {}
+ end
+
+ it "returns nil if no changes were made" do
+ { a: 1 }.send(@method) { |k,v| v <= 1 }.should == nil
+ end
+
+ it "raises a FrozenError if called on an empty frozen instance" do
+ -> { HashSpecs.empty_frozen_hash.send(@method) { false } }.should raise_error(FrozenError)
+ end
+
+ it "raises a FrozenError if called on a frozen instance that would not be modified" do
+ -> { HashSpecs.frozen_hash.send(@method) { true } }.should raise_error(FrozenError)
+ end
+
+ it_should_behave_like :hash_iteration_no_block
+
+ before :each do
+ @object = { 1 => 2, 3 => 4, 5 => 6 }
+ end
+ it_should_behave_like :enumeratorized_with_origin_size
+end
diff --git a/spec/ruby/core/hash/shared/store.rb b/spec/ruby/core/hash/shared/store.rb
new file mode 100644
index 0000000000..72a462a42f
--- /dev/null
+++ b/spec/ruby/core/hash/shared/store.rb
@@ -0,0 +1,115 @@
+require_relative '../fixtures/classes'
+
+describe :hash_store, shared: true do
+ it "associates the key with the value and return the value" do
+ h = { a: 1 }
+ h.send(@method, :b, 2).should == 2
+ h.should == { b:2, a:1 }
+ end
+
+ it "duplicates string keys using dup semantics" do
+ # dup doesn't copy singleton methods
+ key = +"foo"
+ def key.reverse() "bar" end
+ h = {}
+ h.send(@method, key, 0)
+ h.keys[0].reverse.should == "oof"
+ end
+
+ it "stores unequal keys that hash to the same value" do
+ h = {}
+ k1 = ["x"]
+ k2 = ["y"]
+ # So they end up in the same bucket
+ k1.should_receive(:hash).and_return(0)
+ k2.should_receive(:hash).and_return(0)
+
+ h.send(@method, k1, 1)
+ h.send(@method, k2, 2)
+ h.size.should == 2
+ end
+
+ it "accepts keys with private #hash method" do
+ key = HashSpecs::KeyWithPrivateHash.new
+ h = {}
+ h.send(@method, key, "foo")
+ h[key].should == "foo"
+ end
+
+ it " accepts keys with an Integer hash" do
+ o = mock(hash: 1 << 100)
+ h = {}
+ h[o] = 1
+ h[o].should == 1
+ end
+
+ it "duplicates and freezes string keys" do
+ key = +"foo"
+ h = {}
+ h.send(@method, key, 0)
+ key << "bar"
+
+ h.should == { "foo" => 0 }
+ h.keys[0].should.frozen?
+ end
+
+ it "doesn't duplicate and freeze already frozen string keys" do
+ key = "foo".freeze
+ h = {}
+ h.send(@method, key, 0)
+ h.keys[0].should equal(key)
+ end
+
+ it "keeps the existing key in the hash if there is a matching one" do
+ h = { "a" => 1, "b" => 2, "c" => 3, "d" => 4 }
+ key1 = HashSpecs::ByValueKey.new(13)
+ key2 = HashSpecs::ByValueKey.new(13)
+ h[key1] = 41
+ key_in_hash = h.keys.last
+ key_in_hash.should equal(key1)
+ h[key2] = 42
+ last_key = h.keys.last
+ last_key.should equal(key_in_hash)
+ last_key.should_not equal(key2)
+ end
+
+ it "keeps the existing String key in the hash if there is a matching one" do
+ h = { "a" => 1, "b" => 2, "c" => 3, "d" => 4 }
+ key1 = "foo".dup
+ key2 = "foo".dup
+ key1.should_not equal(key2)
+ h[key1] = 41
+ frozen_key = h.keys.last
+ frozen_key.should_not equal(key1)
+ h[key2] = 42
+ h.keys.last.should equal(frozen_key)
+ h.keys.last.should_not equal(key2)
+ end
+
+ it "raises a FrozenError if called on a frozen instance" do
+ -> { HashSpecs.frozen_hash.send(@method, 1, 2) }.should raise_error(FrozenError)
+ end
+
+ it "does not raise an exception if changing the value of an existing key during iteration" do
+ hash = {1 => 2, 3 => 4, 5 => 6}
+ hash.each { hash.send(@method, 1, :foo) }
+ hash.should == {1 => :foo, 3 => 4, 5 => 6}
+ end
+
+ it "does not dispatch to hash for Boolean, Integer, Float, String, or Symbol" do
+ code = <<-EOC
+ load '#{fixture __FILE__, "name.rb"}'
+ hash = {}
+ [true, false, 1, 2.0, "hello", :ok].each do |value|
+ hash[value] = 42
+ raise "incorrect value" unless hash[value] == 42
+ hash[value] = 43
+ raise "incorrect value" unless hash[value] == 43
+ end
+ puts "OK"
+ puts hash.size
+ EOC
+ result = ruby_exe(code, args: "2>&1")
+ result.should == "OK\n6\n"
+ end
+end
diff --git a/spec/ruby/core/hash/shared/to_s.rb b/spec/ruby/core/hash/shared/to_s.rb
new file mode 100644
index 0000000000..e116b8878b
--- /dev/null
+++ b/spec/ruby/core/hash/shared/to_s.rb
@@ -0,0 +1,93 @@
+require_relative '../../../spec_helper'
+require_relative '../fixtures/classes'
+
+describe :hash_to_s, shared: true do
+ it "returns a string representation with same order as each()" do
+ h = { a: [1, 2], b: -2, d: -6, nil => nil }
+ expected = ruby_version_is("3.4") ? "{a: [1, 2], b: -2, d: -6, nil => nil}" : "{:a=>[1, 2], :b=>-2, :d=>-6, nil=>nil}"
+ h.send(@method).should == expected
+ end
+
+ it "calls #inspect on keys and values" do
+ key = mock('key')
+ val = mock('val')
+ key.should_receive(:inspect).and_return('key')
+ val.should_receive(:inspect).and_return('val')
+ expected = ruby_version_is("3.4") ? "{key => val}" : "{key=>val}"
+ { key => val }.send(@method).should == expected
+ end
+
+ it "does not call #to_s on a String returned from #inspect" do
+ str = +"abc"
+ str.should_not_receive(:to_s)
+ expected = ruby_version_is("3.4") ? '{a: "abc"}' : '{:a=>"abc"}'
+ { a: str }.send(@method).should == expected
+ end
+
+ it "calls #to_s on the object returned from #inspect if the Object isn't a String" do
+ obj = mock("Hash#inspect/to_s calls #to_s")
+ obj.should_receive(:inspect).and_return(obj)
+ obj.should_receive(:to_s).and_return("abc")
+ expected = ruby_version_is("3.4") ? "{a: abc}" : "{:a=>abc}"
+ { a: obj }.send(@method).should == expected
+ end
+
+ it "does not call #to_str on the object returned from #inspect when it is not a String" do
+ obj = mock("Hash#inspect/to_s does not call #to_str")
+ obj.should_receive(:inspect).and_return(obj)
+ obj.should_not_receive(:to_str)
+ expected_pattern = ruby_version_is("3.4") ? /^\{a: #<MockObject:0x[0-9a-f]+>\}$/ : /^\{:a=>#<MockObject:0x[0-9a-f]+>\}$/
+ { a: obj }.send(@method).should =~ expected_pattern
+ end
+
+ it "does not call #to_str on the object returned from #to_s when it is not a String" do
+ obj = mock("Hash#inspect/to_s does not call #to_str on #to_s result")
+ obj.should_receive(:inspect).and_return(obj)
+ obj.should_receive(:to_s).and_return(obj)
+ obj.should_not_receive(:to_str)
+ expected_pattern = ruby_version_is("3.4") ? /^\{a: #<MockObject:0x[0-9a-f]+>\}$/ : /^\{:a=>#<MockObject:0x[0-9a-f]+>\}$/
+ { a: obj }.send(@method).should =~ expected_pattern
+ end
+
+ it "does not swallow exceptions raised by #to_s" do
+ obj = mock("Hash#inspect/to_s does not swallow #to_s exceptions")
+ obj.should_receive(:inspect).and_return(obj)
+ obj.should_receive(:to_s).and_raise(Exception)
+
+ -> { { a: obj }.send(@method) }.should raise_error(Exception)
+ end
+
+ it "handles hashes with recursive values" do
+ x = {}
+ x[0] = x
+ expected = ruby_version_is("3.4") ? '{0 => {...}}' : '{0=>{...}}'
+ x.send(@method).should == expected
+
+ x = {}
+ y = {}
+ x[0] = y
+ y[1] = x
+ expected_x = ruby_version_is("3.4") ? '{0 => {1 => {...}}}' : '{0=>{1=>{...}}}'
+ expected_y = ruby_version_is("3.4") ? '{1 => {0 => {...}}}' : '{1=>{0=>{...}}}'
+ x.send(@method).should == expected_x
+ y.send(@method).should == expected_y
+ end
+
+ it "does not raise if inspected result is not default external encoding" do
+ utf_16be = mock("utf_16be")
+ utf_16be.should_receive(:inspect).and_return(%<"utf_16be \u3042">.encode(Encoding::UTF_16BE))
+ expected = ruby_version_is("3.4") ? '{a: "utf_16be \u3042"}' : '{:a=>"utf_16be \u3042"}'
+ {a: utf_16be}.send(@method).should == expected
+ end
+
+ it "works for keys and values whose #inspect return a frozen String" do
+ expected = ruby_version_is("3.4") ? "{true => false}" : "{true=>false}"
+ { true => false }.to_s.should == expected
+ end
+
+ ruby_version_is "3.4" do
+ it "adds quotes to symbol keys that are not valid symbol literals" do
+ { "needs-quotes": 1 }.send(@method).should == '{"needs-quotes": 1}'
+ end
+ end
+end
diff --git a/spec/ruby/core/hash/shared/update.rb b/spec/ruby/core/hash/shared/update.rb
new file mode 100644
index 0000000000..1b0eb809bf
--- /dev/null
+++ b/spec/ruby/core/hash/shared/update.rb
@@ -0,0 +1,76 @@
+describe :hash_update, shared: true do
+ it "adds the entries from other, overwriting duplicate keys. Returns self" do
+ h = { _1: 'a', _2: '3' }
+ h.send(@method, _1: '9', _9: 2).should equal(h)
+ h.should == { _1: "9", _2: "3", _9: 2 }
+ end
+
+ it "sets any duplicate key to the value of block if passed a block" do
+ h1 = { a: 2, b: -1 }
+ h2 = { a: -2, c: 1 }
+ h1.send(@method, h2) { |k,x,y| 3.14 }.should equal(h1)
+ h1.should == { c: 1, b: -1, a: 3.14 }
+
+ h1.send(@method, h1) { nil }
+ h1.should == { a: nil, b: nil, c: nil }
+ end
+
+ it "tries to convert the passed argument to a hash using #to_hash" do
+ obj = mock('{1=>2}')
+ obj.should_receive(:to_hash).and_return({ 1 => 2 })
+ { 3 => 4 }.send(@method, obj).should == { 1 => 2, 3 => 4 }
+ end
+
+ it "does not call to_hash on hash subclasses" do
+ { 3 => 4 }.send(@method, HashSpecs::ToHashHash[1 => 2]).should == { 1 => 2, 3 => 4 }
+ end
+
+ it "processes entries with same order as merge()" do
+ h = { 1 => 2, 3 => 4, 5 => 6, "x" => nil, nil => 5, [] => [] }
+ merge_bang_pairs = []
+ merge_pairs = []
+ h.merge(h) { |*arg| merge_pairs << arg }
+ h.send(@method, h) { |*arg| merge_bang_pairs << arg }
+ merge_bang_pairs.should == merge_pairs
+ end
+
+ it "raises a FrozenError on a frozen instance that is modified" do
+ -> do
+ HashSpecs.frozen_hash.send(@method, 1 => 2)
+ end.should raise_error(FrozenError)
+ end
+
+ it "checks frozen status before coercing an object with #to_hash" do
+ obj = mock("to_hash frozen")
+ # This is necessary because mock cleanup code cannot run on the frozen
+ # object.
+ def obj.to_hash() raise Exception, "should not receive #to_hash" end
+ obj.freeze
+
+ -> { HashSpecs.frozen_hash.send(@method, obj) }.should raise_error(FrozenError)
+ end
+
+ # see redmine #1571
+ it "raises a FrozenError on a frozen instance that would not be modified" do
+ -> do
+ HashSpecs.frozen_hash.send(@method, HashSpecs.empty_frozen_hash)
+ end.should raise_error(FrozenError)
+ end
+
+ it "does not raise an exception if changing the value of an existing key during iteration" do
+ hash = {1 => 2, 3 => 4, 5 => 6}
+ hash2 = {1 => :foo, 3 => :bar}
+ hash.each { hash.send(@method, hash2) }
+ hash.should == {1 => :foo, 3 => :bar, 5 => 6}
+ end
+
+ it "accepts multiple hashes" do
+ result = { a: 1 }.send(@method, { b: 2 }, { c: 3 }, { d: 4 })
+ result.should == { a: 1, b: 2, c: 3, d: 4 }
+ end
+
+ it "accepts zero arguments" do
+ hash = { a: 1 }
+ hash.send(@method).should eql(hash)
+ end
+end
diff --git a/spec/ruby/core/hash/shared/value.rb b/spec/ruby/core/hash/shared/value.rb
new file mode 100644
index 0000000000..aac76c253e
--- /dev/null
+++ b/spec/ruby/core/hash/shared/value.rb
@@ -0,0 +1,14 @@
+describe :hash_value_p, shared: true do
+ it "returns true if the value exists in the hash" do
+ { a: :b }.send(@method, :a).should == false
+ { 1 => 2 }.send(@method, 2).should == true
+ h = Hash.new(5)
+ h.send(@method, 5).should == false
+ h = Hash.new { 5 }
+ h.send(@method, 5).should == false
+ end
+
+ it "uses == semantics for comparing values" do
+ { 5 => 2.0 }.send(@method, 2).should == true
+ end
+end
diff --git a/spec/ruby/core/hash/shared/values_at.rb b/spec/ruby/core/hash/shared/values_at.rb
new file mode 100644
index 0000000000..ef3b0e8ba0
--- /dev/null
+++ b/spec/ruby/core/hash/shared/values_at.rb
@@ -0,0 +1,9 @@
+describe :hash_values_at, shared: true do
+ it "returns an array of values for the given keys" do
+ h = { a: 9, b: 'a', c: -10, d: nil }
+ h.send(@method).should be_kind_of(Array)
+ h.send(@method).should == []
+ h.send(@method, :a, :d, :b).should be_kind_of(Array)
+ h.send(@method, :a, :d, :b).should == [9, nil, 'a']
+ end
+end
generated by cgit v1.2.3 (git 2.25.1) at 2026-01-23 12:31:19 +0000