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require 'java'
describe "A Java object's java_send method" do
before :all do
class java::util::ArrayList
java_alias :add_int_object, :add, [Java::int, java.lang.Object]
end
end
before :each do
@list = java.util.ArrayList.new
end
it "allows wiring a no-arg method with just name" do
expect do
class java::util::ArrayList
java_alias :blah, :toString
end
end.not_to raise_error
end
it "allows wiring a no-arg method with name plus empty array" do
expect do
class java::util::ArrayList
java_alias :blah, :toString, []
end
end.not_to raise_error
end
it "allows calling a specific overload" do
@list.add_int_object 0, 'foo'
expect(@list.to_s).to eq("[foo]")
end
it "raises NameError if the method can't be found" do
expect do
class java::util::ArrayList
java_alias :blah, :foobar
end
end.to raise_error(NameError)
end
it "raises ArgumentError if type count doesn't match arg count" do
expect do
@list.add_int_object 0, 'foo', 'bar'
end.to raise_error(ArgumentError)
end
end
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