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Diffstat (limited to 'spec/ruby/core/array/push_spec.rb')
-rw-r--r-- | spec/ruby/core/array/push_spec.rb | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/spec/ruby/core/array/push_spec.rb b/spec/ruby/core/array/push_spec.rb new file mode 100644 index 0000000000..562a6888dd --- /dev/null +++ b/spec/ruby/core/array/push_spec.rb @@ -0,0 +1,36 @@ +require File.expand_path('../../../spec_helper', __FILE__) +require File.expand_path('../fixtures/classes', __FILE__) + +describe "Array#push" do + it "appends the arguments to the array" do + a = [ "a", "b", "c" ] + a.push("d", "e", "f").should equal(a) + a.push().should == ["a", "b", "c", "d", "e", "f"] + a.push(5) + a.should == ["a", "b", "c", "d", "e", "f", 5] + + a = [0, 1] + a.push(2) + a.should == [0, 1, 2] + end + + it "isn't confused by previous shift" do + a = [ "a", "b", "c" ] + a.shift + a.push("foo") + a.should == ["b", "c", "foo"] + end + + it "properly handles recursive arrays" do + empty = ArraySpecs.empty_recursive_array + empty.push(:last).should == [empty, :last] + + array = ArraySpecs.recursive_array + array.push(:last).should == [1, 'two', 3.0, array, array, array, array, array, :last] + end + + it "raises a RuntimeError on a frozen array" do + lambda { ArraySpecs.frozen_array.push(1) }.should raise_error(RuntimeError) + lambda { ArraySpecs.frozen_array.push }.should raise_error(RuntimeError) + end +end |