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Diffstat (limited to 'spec/rubyspec/optional/capi/array_spec.rb')
-rw-r--r-- | spec/rubyspec/optional/capi/array_spec.rb | 463 |
1 files changed, 0 insertions, 463 deletions
diff --git a/spec/rubyspec/optional/capi/array_spec.rb b/spec/rubyspec/optional/capi/array_spec.rb deleted file mode 100644 index 2fd898ad94..0000000000 --- a/spec/rubyspec/optional/capi/array_spec.rb +++ /dev/null @@ -1,463 +0,0 @@ -require File.expand_path('../spec_helper', __FILE__) - -load_extension("array") - -describe :rb_ary_new2, shared: true do - it "returns an empty array" do - @s.send(@method, 5).should == [] - end - - it "raises an ArgumentError when the given argument is negative" do - lambda { @s.send(@method, -1) }.should raise_error(ArgumentError) - end -end - -describe "C-API Array function" do - before :each do - @s = CApiArraySpecs.new - end - - describe "rb_Array" do - it "returns obj if it is an array" do - arr = @s.rb_Array([1,2]) - arr.should == [1, 2] - end - - it "tries to convert obj to an array" do - arr = @s.rb_Array({"bar" => "foo"}) - arr.should == [["bar", "foo"]] - end - - it "returns obj wrapped in an array if it cannot be converted to an array" do - arr = @s.rb_Array("a") - arr.should == ["a"] - end - end - - describe "rb_ary_new" do - it "returns an empty array" do - @s.rb_ary_new.should == [] - end - end - - describe "rb_ary_new2" do - it_behaves_like :rb_ary_new2, :rb_ary_new2 - end - - describe "rb_ary_new_capa" do - it_behaves_like :rb_ary_new2, :rb_ary_new_capa - end - - describe "rb_ary_new3" do - it "returns an array with the passed cardinality and varargs" do - @s.rb_ary_new3(1,2,3).should == [1,2,3] - end - end - - describe "rb_ary_new_from_args" do - it "returns an array with the passed cardinality and varargs" do - @s.rb_ary_new_from_args(1,2,3).should == [1,2,3] - end - end - - describe "rb_ary_new4" do - it "returns an array with the passed values" do - @s.rb_ary_new4(1,2,3).should == [1,2,3] - end - end - - describe "rb_ary_new_from_values" do - it "returns an array with the passed values" do - @s.rb_ary_new_from_values(1,2,3).should == [1,2,3] - end - end - - describe "rb_ary_push" do - it "adds an element to the array" do - @s.rb_ary_push([], 4).should == [4] - end - end - - describe "rb_ary_cat" do - it "pushes the given objects onto the end of the array" do - @s.rb_ary_cat([1, 2], 3, 4).should == [1, 2, 3, 4] - end - - it "raises a RuntimeError if the array is frozen" do - lambda { @s.rb_ary_cat([].freeze, 1) }.should raise_error(RuntimeError) - end - end - - describe "rb_ary_pop" do - it "removes and returns the last element in the array" do - a = [1,2,3] - @s.rb_ary_pop(a).should == 3 - a.should == [1,2] - end - end - - describe "rb_ary_join" do - it "joins elements of an array with a string" do - a = [1,2,3] - b = "," - @s.rb_ary_join(a,b).should == "1,2,3" - end - end - - describe "rb_ary_to_s" do - it "creates an Array literal representation as a String" do - @s.rb_ary_to_s([1,2,3]).should == "[1, 2, 3]" - @s.rb_ary_to_s([]).should == "[]" - end - end - - describe "rb_ary_reverse" do - it "reverses the order of elements in the array" do - a = [1,2,3] - @s.rb_ary_reverse(a) - a.should == [3,2,1] - end - - it "returns the original array" do - a = [1,2,3] - @s.rb_ary_reverse(a).should equal(a) - end - end - - describe "rb_ary_rotate" do - it "rotates the array so that the element at the specified position comes first" do - @s.rb_ary_rotate([1, 2, 3, 4], 2).should == [3, 4, 1, 2] - @s.rb_ary_rotate([1, 2, 3, 4], -3).should == [2, 3, 4, 1] - end - - it "raises a RuntimeError if the array is frozen" do - lambda { @s.rb_ary_rotate([].freeze, 1) }.should raise_error(RuntimeError) - end - end - - describe "rb_ary_entry" do - it "returns nil when passed an empty array" do - @s.rb_ary_entry([], 0).should == nil - end - - it "returns elements from the end when passed a negative index" do - @s.rb_ary_entry([1, 2, 3], -1).should == 3 - @s.rb_ary_entry([1, 2, 3], -2).should == 2 - end - - it "returns nil if the index is out of range" do - @s.rb_ary_entry([1, 2, 3], 3).should == nil - @s.rb_ary_entry([1, 2, 3], -10).should == nil - end - end - - describe "rb_ary_clear" do - it "removes all elements from the array" do - @s.rb_ary_clear([]).should == [] - @s.rb_ary_clear([1, 2, 3]).should == [] - end - end - - describe "rb_ary_dup" do - it "duplicates the array" do - @s.rb_ary_dup([]).should == [] - - a = [1, 2, 3] - b = @s.rb_ary_dup(a) - - b.should == a - b.should_not equal(a) - end - end - - describe "rb_ary_unshift" do - it "prepends the element to the array" do - a = [1, 2, 3] - @s.rb_ary_unshift(a, "a").should == ["a", 1, 2, 3] - a.should == ['a', 1, 2, 3] - end - end - - describe "rb_ary_shift" do - it "removes and returns the first element" do - a = [5, 1, 1, 5, 4] - @s.rb_ary_shift(a).should == 5 - a.should == [1, 1, 5, 4] - end - - it "returns nil when the array is empty" do - @s.rb_ary_shift([]).should == nil - end - end - - describe "rb_ary_store" do - it "overwrites the element at the given position" do - a = [1, 2, 3] - @s.rb_ary_store(a, 1, 5) - a.should == [1, 5, 3] - end - - it "writes to elements offset from the end if passed a negative index" do - a = [1, 2, 3] - @s.rb_ary_store(a, -1, 5) - a.should == [1, 2, 5] - end - - it "raises an IndexError if the negative index is greater than the length" do - a = [1, 2, 3] - lambda { @s.rb_ary_store(a, -10, 5) }.should raise_error(IndexError) - end - - it "enlarges the array as needed" do - a = [] - @s.rb_ary_store(a, 2, 7) - a.should == [nil, nil, 7] - end - - it "raises a RuntimeError if the array is frozen" do - a = [1, 2, 3].freeze - lambda { @s.rb_ary_store(a, 1, 5) }.should raise_error(RuntimeError) - end - end - - describe "rb_ary_concat" do - it "concats two arrays" do - a = [5, 1, 1, 5, 4] - b = [2, 3] - @s.rb_ary_concat(a, b).should == [5, 1, 1, 5, 4, 2, 3] - end - end - - describe "rb_ary_plus" do - it "adds two arrays together" do - @s.rb_ary_plus([10], [20]).should == [10, 20] - end - end - - describe "RARRAY_PTR" do - it "returns a pointer to a C array of the array's elements" do - a = [1, 2, 3] - b = [] - @s.RARRAY_PTR_iterate(a) do |e| - b << e - end - a.should == b - end - - it "allows assigning to the elements of the C array" do - a = [1, 2, 3] - @s.RARRAY_PTR_assign(a, :set) - a.should == [:set, :set, :set] - end - end - - describe "RARRAY_LEN" do - it "returns the size of the array" do - @s.RARRAY_LEN([1, 2, 3]).should == 3 - end - end - - describe "RARRAY_AREF" do - # This macro does NOT do any bounds checking! - it "returns an element from the array" do - @s.RARRAY_AREF([1, 2, 3], 1).should == 2 - end - end - - describe "rb_assoc_new" do - it "returns an array containing the two elements" do - @s.rb_assoc_new(1, 2).should == [1, 2] - @s.rb_assoc_new(:h, [:a, :b]).should == [:h, [:a, :b]] - end - end - - describe "rb_ary_includes" do - it "returns true if the array includes the element" do - @s.rb_ary_includes([1, 2, 3], 2).should be_true - end - - it "returns false if the array does not include the element" do - @s.rb_ary_includes([1, 2, 3], 4).should be_false - end - end - - describe "rb_ary_aref" do - it "returns the element at the given index" do - @s.rb_ary_aref([:me, :you], 0).should == :me - @s.rb_ary_aref([:me, :you], 1).should == :you - end - - it "returns nil for an out of range index" do - @s.rb_ary_aref([1, 2, 3], 6).should be_nil - end - - it "returns a new array where the first argument is the index and the second is the length" do - @s.rb_ary_aref([1, 2, 3, 4], 0, 2).should == [1, 2] - @s.rb_ary_aref([1, 2, 3, 4], -4, 3).should == [1, 2, 3] - end - - it "accepts a range" do - @s.rb_ary_aref([1, 2, 3, 4], 0..-1).should == [1, 2, 3, 4] - end - - it "returns nil when the start of a range is out of bounds" do - @s.rb_ary_aref([1, 2, 3, 4], 6..10).should be_nil - end - - it "returns an empty array when the start of a range equals the last element" do - @s.rb_ary_aref([1, 2, 3, 4], 4..10).should == [] - end - end - - describe "rb_iterate" do - it "calls an callback function as a block passed to an method" do - s = [1,2,3,4] - s2 = @s.rb_iterate(s) - - s2.should == s - - # Make sure they're different objects - s2.equal?(s).should be_false - end - - it "calls a function with the other function available as a block" do - h = {a: 1, b: 2} - - @s.rb_iterate_each_pair(h).sort.should == [1,2] - end - - it "calls a function which can yield into the original block" do - s2 = [] - - o = Object.new - def o.each - yield 1 - yield 2 - yield 3 - yield 4 - end - - @s.rb_iterate_then_yield(o) { |x| s2 << x } - - s2.should == [1,2,3,4] - end - end - - describe "rb_ary_delete" do - it "removes an element from an array and returns it" do - ary = [1, 2, 3, 4] - @s.rb_ary_delete(ary, 3).should == 3 - ary.should == [1, 2, 4] - end - - it "returns nil if the element is not in the array" do - ary = [1, 2, 3, 4] - @s.rb_ary_delete(ary, 5).should be_nil - ary.should == [1, 2, 3, 4] - end - end - - describe "rb_mem_clear" do - it "sets elements of a C array to nil" do - @s.rb_mem_clear(1).should == nil - end - end - - describe "rb_ary_freeze" do - it "freezes the object exactly like Kernel#freeze" do - ary = [1,2] - @s.rb_ary_freeze(ary) - ary.frozen?.should be_true - end - end - - describe "rb_ary_delete_at" do - before :each do - @array = [1, 2, 3, 4] - end - - it "removes an element from an array at a positive index" do - @s.rb_ary_delete_at(@array, 2).should == 3 - @array.should == [1, 2, 4] - end - - it "removes an element from an array at a negative index" do - @s.rb_ary_delete_at(@array, -3).should == 2 - @array.should == [1, 3, 4] - end - - it "returns nil if the index is out of bounds" do - @s.rb_ary_delete_at(@array, 4).should be_nil - @array.should == [1, 2, 3, 4] - end - - it "returns nil if the negative index is out of bounds" do - @s.rb_ary_delete_at(@array, -5).should be_nil - @array.should == [1, 2, 3, 4] - end - end - - describe "rb_ary_to_ary" do - - describe "with an array" do - - it "returns the given array" do - array = [1, 2, 3] - @s.rb_ary_to_ary(array).should equal(array) - end - - end - - describe "with an object that responds to to_ary" do - - it "calls to_ary on the object" do - obj = mock('to_ary') - obj.stub!(:to_ary).and_return([1, 2, 3]) - @s.rb_ary_to_ary(obj).should == [1, 2, 3] - end - - end - - describe "with an object that responds to to_a" do - - it "returns the original object in an array" do - obj = mock('to_a') - obj.stub!(:to_a).and_return([1, 2, 3]) - @s.rb_ary_to_ary(obj).should == [obj] - end - - end - - describe "with an object that doesn't respond to to_ary" do - - it "returns the original object in an array" do - obj = mock('no_to_ary') - @s.rb_ary_to_ary(obj).should == [obj] - end - - end - - end - - describe "rb_ary_subseq" do - it "returns a subsequence of the given array" do - @s.rb_ary_subseq([1, 2, 3, 4, 5], 1, 3).should == [2, 3, 4] - end - - it "returns an empty array for a subsequence of 0 elements" do - @s.rb_ary_subseq([1, 2, 3, 4, 5], 1, 0).should == [] - end - - it "returns nil if the begin index is out of bound" do - @s.rb_ary_subseq([1, 2, 3, 4, 5], 6, 3).should be_nil - end - - it "returns the existing subsequence of the length is out of bounds" do - @s.rb_ary_subseq([1, 2, 3, 4, 5], 4, 3).should == [5] - end - - it "returns nil if the size is negative" do - @s.rb_ary_subseq([1, 2, 3, 4, 5], 1, -1).should be_nil - end - end -end |