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require File.dirname(__FILE__) + "/../spec_helper"
describe "A Java object's java_method method" do
before :each do
@list = java.util.ArrayList.new
@integer = java.lang.Integer.new(1)
end
it "works with name only for no-arg methods" do
m = @list.java_method :toString
expect(m.call).to eq("[]")
end
it "works with name plus empty array for no-arg methods" do
m = @list.java_method :toString, []
expect(m.call).to eq("[]")
end
it "works with a signature" do
m = @list.java_method :add, [Java::int, java.lang.Object]
m.call(0, 'foo')
expect(@list.to_s).to eq("[foo]")
end
it "produces Method for static methods against an instance" do
m = @integer.java_method :valueOf, [Java::int]
# JRUBY-4107
#m.call(1).should == @integer
expect(m.call(1)).to eq(1)
end
it "produces UnboundMethod for instance methods against a class" do
m = java.util.ArrayList.java_method :add, [Java::int, java.lang.Object]
m.bind(@list).call(0, 'foo')
expect(@list.to_s).to eq("[foo]")
end
it "produces Method for static methods against a class" do
m = java.lang.Integer.java_method :valueOf, [Java::int]
# JRUBY-4107
#m.call(1).should == @integer
expect(m.call(1)).to eq(1)
end
it "raises NameError if the method can't be found" do
expect do
@list.java_method :foobar
end.to raise_error(NameError)
expect do
@list.java_method :add, [Java::long, java.lang.Object]
end.to raise_error(NameError)
expect do
java.lang.Integer.java_method :foobar
end.to raise_error(NameError)
expect do
java.lang.Integer.java_method :valueOf, [Java::long]
end.to raise_error(NameError)
end
it "calls static methods" do
expect {
import 'java_integration.fixtures.PackageStaticMethod'
method = PackageStaticMethod.java_class.declared_method_smart :thePackageScopeMethod
method.accessible = true
method.invoke nil.to_java
}.not_to raise_error
end
end
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