diff options
Diffstat (limited to 'spec/ruby/optional/capi/util_spec.rb')
| -rw-r--r-- | spec/ruby/optional/capi/util_spec.rb | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/spec/ruby/optional/capi/util_spec.rb b/spec/ruby/optional/capi/util_spec.rb new file mode 100644 index 0000000000..c8d0401cbc --- /dev/null +++ b/spec/ruby/optional/capi/util_spec.rb @@ -0,0 +1,191 @@ +require File.expand_path('../spec_helper', __FILE__) + +load_extension('util') + +describe "C-API Util function" do + before :each do + @o = CApiUtilSpecs.new + end + + describe "rb_scan_args" do + before :each do + @prc = lambda { 1 } + @acc = [] + ScratchPad.record @acc + end + + it "assigns the required arguments scanned" do + @o.rb_scan_args([1, 2], "2", 2, @acc).should == 2 + ScratchPad.recorded.should == [1, 2] + end + + it "raises an ArgumentError if there are insufficient arguments" do + lambda { @o.rb_scan_args([1, 2], "3", 0, @acc) }.should raise_error(ArgumentError) + end + + it "assigns the required and optional arguments scanned" do + @o.rb_scan_args([1, 2], "11", 2, @acc).should == 2 + ScratchPad.recorded.should == [1, 2] + end + + it "assigns the optional arguments scanned" do + @o.rb_scan_args([1, 2], "02", 2, @acc).should == 2 + ScratchPad.recorded.should == [1, 2] + end + + it "assigns nil for optional arguments that are not present" do + @o.rb_scan_args([1], "03", 3, @acc).should == 1 + ScratchPad.recorded.should == [1, nil, nil] + end + + it "assigns the required and optional arguments and splats the rest" do + @o.rb_scan_args([1, 2, 3, 4], "11*", 3, @acc).should == 4 + ScratchPad.recorded.should == [1, 2, [3, 4]] + end + + it "assigns the required and optional arguments and and empty Array when there are no arguments to splat" do + @o.rb_scan_args([1, 2], "11*", 3, @acc).should == 2 + ScratchPad.recorded.should == [1, 2, []] + end + + it "assigns required, optional arguments scanned and the passed block" do + @o.rb_scan_args([1, 2], "11&", 3, @acc, &@prc).should == 2 + ScratchPad.recorded.should == [1, 2, @prc] + end + + it "assigns required, optional, splatted arguments scanned and the passed block" do + @o.rb_scan_args([1, 2, 3, 4], "11*&", 4, @acc, &@prc).should == 4 + ScratchPad.recorded.should == [1, 2, [3, 4], @prc] + end + + it "assigns required arguments, nil for missing optional arguments and the passed block" do + @o.rb_scan_args([1], "12&", 4, @acc, &@prc).should == 1 + ScratchPad.recorded.should == [1, nil, nil, @prc] + end + + it "assigns required, splatted arguments and the passed block" do + @o.rb_scan_args([1, 2, 3], "1*&", 3, @acc, &@prc).should == 3 + ScratchPad.recorded.should == [1, [2, 3], @prc] + end + + it "assigns post-splat arguments" do + @o.rb_scan_args([1, 2, 3], "00*1", 2, @acc).should == 3 + ScratchPad.recorded.should == [[1, 2], 3] + end + + it "assigns required, optional, splat and post-splat arguments" do + @o.rb_scan_args([1, 2, 3, 4, 5], "11*1", 4, @acc).should == 5 + ScratchPad.recorded.should == [1, 2, [3, 4], 5] + end + + it "assigns required, splat, post-splat arguments" do + @o.rb_scan_args([1, 2, 3, 4], "10*1", 3, @acc).should == 4 + ScratchPad.recorded.should == [1, [2, 3], 4] + end + + it "assigns optional, splat, post-splat arguments" do + @o.rb_scan_args([1, 2, 3, 4], "01*1", 3, @acc).should == 4 + ScratchPad.recorded.should == [1, [2, 3], 4] + end + + it "assigns required, optional, splat, post-splat and block arguments" do + @o.rb_scan_args([1, 2, 3, 4, 5], "11*1&", 5, @acc, &@prc).should == 5 + ScratchPad.recorded.should == [1, 2, [3, 4], 5, @prc] + end + + it "assigns Hash arguments" do + h = {a: 1, b: 2} + @o.rb_scan_args([h], "0:", 1, @acc).should == 0 + ScratchPad.recorded.should == [h] + end + + it "assigns required and Hash arguments" do + h = {a: 1, b: 2} + @o.rb_scan_args([1, h], "1:", 2, @acc).should == 1 + ScratchPad.recorded.should == [1, h] + end + + it "assigns required, optional, splat, post-splat, Hash and block arguments" do + h = {a: 1, b: 2} + @o.rb_scan_args([1, 2, 3, 4, 5, h], "11*1:&", 6, @acc, &@prc).should == 5 + ScratchPad.recorded.should == [1, 2, [3, 4], 5, h, @prc] + end + + # r43934 + it "rejects non-keyword arguments" do + h = {1 => 2, 3 => 4} + lambda { + @o.rb_scan_args([h], "0:", 1, @acc) + }.should raise_error(ArgumentError) + ScratchPad.recorded.should == [] + end + + it "rejects required and non-keyword arguments" do + h = {1 => 2, 3 => 4} + lambda { + @o.rb_scan_args([1, h], "1:", 2, @acc) + }.should raise_error(ArgumentError) + ScratchPad.recorded.should == [] + end + + it "considers the hash as a post argument when there is a splat" do + h = {1 => 2, 3 => 4} + @o.rb_scan_args([1, 2, 3, 4, 5, h], "11*1:&", 6, @acc, &@prc).should == 6 + ScratchPad.recorded.should == [1, 2, [3, 4, 5], h, nil, @prc] + end + end + + platform_is wordsize: 64 do + describe "rb_long2int" do + it "raises a RangeError if the value is outside the range of a C int" do + lambda { @o.rb_long2int(0xffff_ffff_ffff) }.should raise_error(RangeError) + end + end + + it "returns the C int value" do + @o.rb_long2int(1234).should == 1234 + end + end + + # #7896 + describe "rb_iter_break" do + before :each do + ScratchPad.record [] + end + + it "breaks a loop" do + 3.times do |i| + if i == 2 + @o.rb_iter_break + end + ScratchPad << i + end + ScratchPad.recorded.should == [0, 1] + end + + it "breaks the inner loop" do + 3.times do |i| + 3.times do |j| + if i == 1 + @o.rb_iter_break + end + ScratchPad << [i, j] + end + end + ScratchPad.recorded.should == [[0, 0], [0, 1], [0, 2], [2, 0], [2, 1], [2, 2]] + end + end + + describe "rb_sourcefile" do + it "returns the current ruby file" do + @o.rb_sourcefile.should == __FILE__ + end + end + + describe "rb_sourceline" do + it "returns the current ruby file" do + @o.rb_sourceline.should be_kind_of(Fixnum) + end + end + +end |