Sha256: 6b5b5f65d0e981494592657c0d1130b1a1c63e21fee98c16c6afa518b9ef1ab7
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Size: 609 Bytes
Versions: 23
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Stored size: 609 Bytes
Contents
describe "Hash#reject" do
it "returns a new hash removing keys for which the block yields true" do
h = {1=>false, 2=>true, 3=>false, 4=>true}
h.reject { |k,v| v }.keys.should == [1,3]
end
it "is equivalent to hsh.dup.delete_if" do
h = {:a => 'a', :b => 'b', :c => 'd'}
h.reject { |k,v| k == 'd' }.should == (h.dup.delete_if { |k, v| k == 'd' })
all_args_reject = []
all_args_delete_if = []
h = {1 => 2, 3 => 4}
h.reject { |*args| all_args_reject << args }
h.delete_if { |*args| all_args_delete_if << args }
all_args_reject.should == all_args_delete_if
end
end
Version data entries
23 entries across 23 versions & 1 rubygems