forked from rubinius/rubinius
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
More specs for Proc.new called from C code.
- Loading branch information
Showing
5 changed files
with
146 additions
and
39 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,20 @@ | ||
class CApiProcSpecs | ||
def call_nothing | ||
end | ||
|
||
def call_Proc_new | ||
Proc.new | ||
end | ||
|
||
def call_block_given? | ||
block_given? | ||
end | ||
|
||
def call_rb_Proc_new | ||
rb_Proc_new(0) | ||
end | ||
|
||
def call_rb_Proc_new_with_block | ||
rb_Proc_new(0) { :calling_with_block } | ||
end | ||
end |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -1,39 +1,112 @@ | ||
require File.expand_path('../spec_helper', __FILE__) | ||
require File.expand_path('../fixtures/proc', __FILE__) | ||
|
||
load_extension("proc") | ||
|
||
describe "CApiProc" do | ||
describe "C-API Proc function" do | ||
before :each do | ||
@p = CApiProcSpecs.new | ||
@prc = @p.rb_proc_new | ||
end | ||
|
||
it "rb_proc_new should return a new valid Proc" do | ||
my_proc = @p.underline_concat_proc() | ||
my_proc.kind_of?(Proc).should == true | ||
my_proc.call('foo', 'bar').should == 'foo_bar' | ||
my_proc['foo', 'bar'].should == 'foo_bar' | ||
end | ||
describe "rb_proc_new" do | ||
it "returns a new valid Proc" do | ||
@prc.kind_of?(Proc).should == true | ||
end | ||
|
||
it "rb_proc_new returned proc should have arity -1" do | ||
my_proc = @p.underline_concat_proc() | ||
my_proc.arity.should == -1 | ||
ruby_version_is "" ... "1.8.7" do | ||
it "calls the C function wrapped by the Proc instance when sent #call" do | ||
@prc.call(:foo_bar).should == "[:foo_bar]" | ||
@prc.call([:foo, :bar]).should == "[:foo, :bar]" | ||
end | ||
|
||
it "calls the C function wrapped by the Proc instance when sent #[]" do | ||
@prc[:foo_bar].should == "[:foo_bar]" | ||
@prc[[:foo, :bar]].should == "[:foo, :bar]" | ||
end | ||
end | ||
|
||
ruby_version_is "1.8.7" ... "1.9" do | ||
it "calls the C function wrapped by the Proc instance when sent #call" do | ||
@prc.call(:foo_bar).should == "[:foo_bar]" | ||
@prc.call([:foo, :bar]).should == "[[:foo, :bar]]" | ||
end | ||
|
||
it "calls the C function wrapped by the Proc instance when sent #[]" do | ||
@prc[:foo_bar].should == "[:foo_bar]" | ||
@prc[[:foo, :bar]].should == "[[:foo, :bar]]" | ||
end | ||
end | ||
|
||
ruby_version_is "1.9" do | ||
it "calls the C function wrapped by the Proc instance when sent #call" do | ||
@prc.call(:foo_bar).should == ":foo_bar" | ||
@prc.call([:foo, :bar]).should == "[:foo, :bar]" | ||
end | ||
|
||
it "calls the C function wrapped by the Proc instance when sent #[]" do | ||
@prc[:foo_bar].should == ":foo_bar" | ||
@prc[[:foo, :bar]].should == "[:foo, :bar]" | ||
end | ||
end | ||
|
||
it "returns a Proc instance with #aricy == -1" do | ||
@prc.arity.should == -1 | ||
end | ||
end | ||
end | ||
|
||
describe "C-API" do | ||
describe "C-API when calling Proc.new from a C function" do | ||
before :each do | ||
@p = CApiProcSpecs.new | ||
end | ||
|
||
describe "when calling Proc.new from the C-API" do | ||
it "returns the proc passed to the Ruby method calling into C" do | ||
prc = @p.rb_Proc_new(false) { :called } | ||
prc.call.should == :called | ||
end | ||
# In the scenarios below: X -> Y means execution context X called to Y. | ||
# For example: Ruby -> C means a Ruby code called a C function. | ||
# | ||
# X -> Y <- X -> Z means exection context X called Y which returned to X, | ||
# then X called Z. | ||
# For example: C -> Ruby <- C -> Ruby means a C function called into Ruby | ||
# code which returned to C, then C called into Ruby code again. | ||
|
||
it "returns the proc passed to the Ruby method when multiple rb_funcall's are issued" do | ||
prc = @p.rb_Proc_new(true) { :called } | ||
prc.call.should == :called | ||
end | ||
# Ruby -> C -> rb_funcall(Proc.new) | ||
it "returns the Proc passed by the Ruby code calling the C function" do | ||
prc = @p.rb_Proc_new(0) { :called } | ||
prc.call.should == :called | ||
end | ||
|
||
# Ruby -> C -> Ruby <- C -> rb_funcall(Proc.new) | ||
it "returns the Proc passed to the Ruby method when the C function calls other Ruby methods before calling Proc.new" do | ||
prc = @p.rb_Proc_new(1) { :called } | ||
prc.call.should == :called | ||
end | ||
|
||
# Ruby -> C -> Ruby -> Proc.new | ||
it "raises an ArgumentError when the C function calls a Ruby method that calls Proc.new" do | ||
def @p.Proc_new() Proc.new end | ||
lambda { @p.rb_Proc_new(2) { :called } }.should raise_error(ArgumentError) | ||
end | ||
|
||
# Ruby -> C -> Ruby -> C -> rb_funcall(Proc.new) | ||
it "raises an ArgumentError when the C function calls a Ruby method and that method calls a C function that calls Proc.new" do | ||
def @p.redispatch() rb_Proc_new(0) end | ||
lambda { @p.rb_Proc_new(3) { :called } }.should raise_error(ArgumentError) | ||
end | ||
|
||
# Ruby -> C -> Ruby -> C (with new block) -> rb_funcall(Proc.new) | ||
it "returns the most recent Proc passed when the Ruby method called the C function" do | ||
prc = @p.rb_Proc_new(4) { :called } | ||
prc.call.should == :calling_with_block | ||
end | ||
|
||
# Ruby -> C -> Ruby -> C (with new block) <- Ruby <- C -> # rb_funcall(Proc.new) | ||
it "returns the Proc passed from the original Ruby call to the C function" do | ||
prc = @p.rb_Proc_new(5) { :called } | ||
prc.call.should == :called | ||
end | ||
|
||
# Ruby -> C -> Ruby -> block_given? | ||
it "returns false from block_given? in a Ruby method called by the C function" do | ||
@p.rb_Proc_new(6).should be_false | ||
end | ||
end |