summaryrefslogtreecommitdiff
path: root/spec/rubyspec/core/matchdata/offset_spec.rb
diff options
context:
space:
mode:
Diffstat (limited to 'spec/rubyspec/core/matchdata/offset_spec.rb')
-rw-r--r--spec/rubyspec/core/matchdata/offset_spec.rb30
1 files changed, 30 insertions, 0 deletions
diff --git a/spec/rubyspec/core/matchdata/offset_spec.rb b/spec/rubyspec/core/matchdata/offset_spec.rb
new file mode 100644
index 0000000000..6ddb56c1a7
--- /dev/null
+++ b/spec/rubyspec/core/matchdata/offset_spec.rb
@@ -0,0 +1,30 @@
+# -*- encoding: utf-8 -*-
+
+require File.expand_path('../../../spec_helper', __FILE__)
+
+describe "MatchData#offset" do
+ it "returns a two element array with the begin and end of the nth match" do
+ match_data = /(.)(.)(\d+)(\d)/.match("THX1138.")
+ match_data.offset(0).should == [1, 7]
+ match_data.offset(4).should == [6, 7]
+ end
+
+ it "returns [nil, nil] when the nth match isn't found" do
+ match_data = /something is( not)? (right)/.match("something is right")
+ match_data.offset(1).should == [nil, nil]
+ end
+
+ it "returns the offset for multi byte strings" do
+ match_data = /(.)(.)(\d+)(\d)/.match("TñX1138.")
+ match_data.offset(0).should == [1, 7]
+ match_data.offset(4).should == [6, 7]
+ end
+
+ not_supported_on :opal do
+ it "returns the offset for multi byte strings with unicode regexp" do
+ match_data = /(.)(.)(\d+)(\d)/u.match("TñX1138.")
+ match_data.offset(0).should == [1, 7]
+ match_data.offset(4).should == [6, 7]
+ end
+ end
+end