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-rw-r--r--spec/rubyspec/core/hash/element_reference_spec.rb120
1 files changed, 0 insertions, 120 deletions
diff --git a/spec/rubyspec/core/hash/element_reference_spec.rb b/spec/rubyspec/core/hash/element_reference_spec.rb
deleted file mode 100644
index b5ca56e84b..0000000000
--- a/spec/rubyspec/core/hash/element_reference_spec.rb
+++ /dev/null
@@ -1,120 +0,0 @@
-require File.expand_path('../../../spec_helper', __FILE__)
-require File.expand_path('../fixtures/classes', __FILE__)
-
-describe "Hash#[]" do
- it "returns the value for key" do
- obj = mock('x')
- h = { 1 => 2, 3 => 4, "foo" => "bar", obj => obj, [] => "baz" }
- h[1].should == 2
- h[3].should == 4
- h["foo"].should == "bar"
- h[obj].should == obj
- h[[]].should == "baz"
- end
-
- it "returns nil as default default value" do
- { 0 => 0 }[5].should == nil
- end
-
- it "returns the default (immediate) value for missing keys" do
- h = Hash.new(5)
- h[:a].should == 5
- h[:a] = 0
- h[:a].should == 0
- h[:b].should == 5
- end
-
- it "calls subclass implementations of default" do
- h = HashSpecs::DefaultHash.new
- h[:nothing].should == 100
- end
-
- it "does not create copies of the immediate default value" do
- str = "foo"
- h = Hash.new(str)
- a = h[:a]
- b = h[:b]
- a << "bar"
-
- a.should equal(b)
- a.should == "foobar"
- b.should == "foobar"
- end
-
- it "returns the default (dynamic) value for missing keys" do
- h = Hash.new { |hsh, k| k.kind_of?(Numeric) ? hsh[k] = k + 2 : hsh[k] = k }
- h[1].should == 3
- h['this'].should == 'this'
- h.should == { 1 => 3, 'this' => 'this' }
-
- i = 0
- h = Hash.new { |hsh, key| i += 1 }
- h[:foo].should == 1
- h[:foo].should == 2
- h[:bar].should == 3
- end
-
- it "does not return default values for keys with nil values" do
- h = Hash.new(5)
- h[:a] = nil
- h[:a].should == nil
-
- h = Hash.new { 5 }
- h[:a] = nil
- h[:a].should == nil
- end
-
- it "compares keys with eql? semantics" do
- { 1.0 => "x" }[1].should == nil
- { 1.0 => "x" }[1.0].should == "x"
- { 1 => "x" }[1.0].should == nil
- { 1 => "x" }[1].should == "x"
- end
-
- it "compares key via hash" do
- x = mock('0')
- x.should_receive(:hash).and_return(0)
-
- h = {}
- # 1.9 only calls #hash if the hash had at least one entry beforehand.
- h[:foo] = :bar
- h[x].should == nil
- end
-
- it "does not compare keys with different #hash values via #eql?" do
- x = mock('x')
- x.should_not_receive(:eql?)
- x.stub!(:hash).and_return(0)
-
- y = mock('y')
- y.should_not_receive(:eql?)
- y.stub!(:hash).and_return(1)
-
- { y => 1 }[x].should == nil
- end
-
- it "compares keys with the same #hash value via #eql?" do
- x = mock('x')
- x.should_receive(:eql?).and_return(true)
- x.stub!(:hash).and_return(42)
-
- y = mock('y')
- y.should_not_receive(:eql?)
- y.stub!(:hash).and_return(42)
-
- { y => 1 }[x].should == 1
- end
-
- it "finds a value via an identical key even when its #eql? isn't reflexive" do
- x = mock('x')
- x.should_receive(:hash).at_least(1).and_return(42)
- x.stub!(:eql?).and_return(false) # Stubbed for clarity and latitude in implementation; not actually sent by MRI.
-
- { x => :x }[x].should == :x
- end
-
- it "supports keys with private #hash method" do
- key = HashSpecs::KeyWithPrivateHash.new
- { key => 42 }[key].should == 42
- end
-end