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ruby--ruby/spec/ruby/optional/capi/util_spec.rb
Jeremy Evans a810f6cbef Update specs to handle non-Symbols for keyword splats in 2.7
Also handle some warnings for behavior that will change in 3.0.
2019-08-30 12:39:31 -07:00

254 lines
7.9 KiB
Ruby

require_relative 'spec_helper'
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 = -> { 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
-> { @o.rb_scan_args([1, 2], "3", 0, @acc) }.should raise_error(ArgumentError)
end
it "raises an ArgumentError if there are too many arguments" do
-> { @o.rb_scan_args([1, 2, 3, 4], "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 and Hash arguments with optional Hash" do
@o.rb_scan_args([1], "1:", 2, @acc).should == 1
ScratchPad.recorded.should == [1, nil]
end
it "assigns required and Hash arguments with nil Hash" do
@o.rb_scan_args([1, nil], "1:", 2, @acc).should == 1
ScratchPad.recorded.should == [1, nil]
end
it "assigns required and optional arguments with no hash argument given" do
@o.rb_scan_args([1, 7, 4], "21:", 3, @acc).should == 3
ScratchPad.recorded.should == [1, 7, 4]
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}
-> {
@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}
-> {
@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
describe "rb_get_kwargs" do
it "extracts required arguments in the order requested" do
h = { :a => 7, :b => 5 }
@o.rb_get_kwargs(h, [:b, :a], 2, 0).should == [5, 7]
h.should == {}
end
it "extracts required and optional arguments in the order requested" do
h = { :a => 7, :c => 12, :b => 5 }
@o.rb_get_kwargs(h, [:b, :a, :c], 2, 1).should == [5, 7, 12]
h.should == {}
end
it "accepts nil instead of a hash when only optional arguments are requested" do
h = nil
@o.rb_get_kwargs(h, [:b, :a, :c], 0, 3).should == []
h.should == nil
end
it "raises an error if a required argument is not in the hash" do
h = { :a => 7, :c => 12, :b => 5 }
-> { @o.rb_get_kwargs(h, [:b, :d], 2, 0) }.should raise_error(ArgumentError, /missing keyword: :?d/)
h.should == {:a => 7, :c => 12}
end
it "does not raise an error for an optional argument not in the hash" do
h = { :a => 7, :b => 5 }
@o.rb_get_kwargs(h, [:b, :a, :c], 2, 1).should == [5, 7]
h.should == {}
end
it "raises an error if there are additional arguments and optional is positive" do
h = { :a => 7, :c => 12, :b => 5 }
-> { @o.rb_get_kwargs(h, [:b, :a], 2, 0) }.should raise_error(ArgumentError, /unknown keyword: :?c/)
h.should == {:c => 12}
end
it "leaves additional arguments in the hash if optional is negative" do
h = { :a => 7, :c => 12, :b => 5 }
@o.rb_get_kwargs(h, [:b, :a], 2, -1).should == [5, 7]
h.should == {:c => 12}
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
-> { @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