diff options
Diffstat (limited to 'spec/ruby/library/expect/expect_spec.rb')
-rw-r--r-- | spec/ruby/library/expect/expect_spec.rb | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/spec/ruby/library/expect/expect_spec.rb b/spec/ruby/library/expect/expect_spec.rb new file mode 100644 index 0000000000..080f3d7af4 --- /dev/null +++ b/spec/ruby/library/expect/expect_spec.rb @@ -0,0 +1,62 @@ +platform_is_not :windows do + require File.expand_path('../../../spec_helper', __FILE__) + require 'expect' + + describe "IO#expect" do + before :each do + @read, @write = IO.pipe + end + + after :each do + @read.close unless @read.closed? + @write.close unless @write.closed? + end + + it "matches data against a Regexp" do + @write << "prompt> hello" + + result = @read.expect(/[pf]rompt>/) + result.should == ["prompt>"] + end + + it "matches data against a String" do + @write << "prompt> hello" + + result = @read.expect("prompt>") + result.should == ["prompt>"] + end + + it "returns any captures of the Regexp" do + @write << "prompt> hello" + + result = @read.expect(/(pro)mpt(>)/) + result.should == ["prompt>", "pro", ">"] + end + + it "returns raises IOError if the IO is closed" do + @write << "prompt> hello" + @read.close + + lambda { + @read.expect("hello") + }.should raise_error(IOError) + end + + it "returns nil if eof is hit" do + @write << "pro" + @write.close + + @read.expect("prompt").should be_nil + end + + it "yields the result if a block is given" do + @write << "prompt> hello" + + res = nil + + @read.expect("prompt>") { |x| res = x } + + res.should == ["prompt>"] + end + end +end |