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Contents
describe "Forward arguments" do
it "forwards args, kwargs and blocks" do
def fwd_t1_pass1(...)
fwd_t1_pass2(...)
end
def fwd_t1_pass2(*args, **kwargs, &block)
[args.count, kwargs.count, block_given?]
end
fwd_t1_pass1(1, 2, 3, a: 1, b: 2).should == [3, 2, false]
fwd_t1_pass1(1, 2, &:itself).should == [2, 0, true]
fwd_t1_pass1(a: 1, b: 2).should == [0, 2, false]
end
it "supports forwarding with initial arguments (3.0 behavior)" do
def fwd_t2_pass1(initial, ...)
fwd_t2_pass2(0, initial + 1, ...)
end
def fwd_t2_pass2(a, b, c)
a + b + c
end
fwd_t2_pass1(2, 3).should == 6
error = nil
begin
fwd_t2_pass1(2, 3, 4) # Too many arguments passwd to fwd_t2_pass2
rescue ArgumentError
error = :ArgumentError
end
error.should == :ArgumentError
end
it "supports forwarding to multiple methods at once" do
def fwd_t3_pass1(...)
fwd_t3_pass2a(...) + fwd_t3_pass2b(...) + fwd_t3_pass2c(...)
end
def fwd_t3_pass2a(*args)
-2 * args.count
end
def fwd_t3_pass2b(*args)
1 * args.count
end
def fwd_t3_pass2c(*args)
0 * args.count
end
fwd_t3_pass1(0, 0, 0).should == -3
fwd_t3_pass1(0, 0).should == -2
end
end
Version data entries
29 entries across 29 versions & 1 rubygems