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Versions: 10
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Contents
require 'jactive_support/java_ext/list'
require File.expand_path('../shared/fixtures', __FILE__)
describe "java::util::List#push" do
it "appends the arguments to the list" do
a = List[ "a", "b", "c" ]
a.push("d", "e", "f").should equal(a)
a.push().should == List["a", "b", "c", "d", "e", "f"]
a.push(5)
a.should == List["a", "b", "c", "d", "e", "f", 5]
end
it "isn't confused by previous shift" do
a = List[ "a", "b", "c" ]
a.shift
a.push("foo")
a.should == List["b", "c", "foo"]
end
it "properly handles recursive lists" do
empty = ListSpecs.empty_recursive_list
empty.push(:last).should == List[empty, :last]
list = ListSpecs.recursive_list
list.push(:last).should == List[1, 'two', 3.0, list, list, list, list, list, :last]
end
ruby_version_is "" ... "1.9" do
it "raises a TypeError on a frozen list if modification takes place" do
lambda { ListSpecs.frozen_list.push(1) }.should raise_error(TypeError)
end
it "does not raise on a frozen list if no modification is made" do
ListSpecs.frozen_list.push.should == List[1, 2, 3]
end
end
ruby_version_is "1.9" do
it "raises a RuntimeError on a frozen list" do
lambda { ListSpecs.frozen_list.push(1) }.should raise_error(RuntimeError)
lambda { ListSpecs.frozen_list.push }.should raise_error(RuntimeError)
end
end
end
Version data entries
10 entries across 10 versions & 1 rubygems