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-rw-r--r--spec/rubyspec/core/string/codepoints_spec.rb20
1 files changed, 20 insertions, 0 deletions
diff --git a/spec/rubyspec/core/string/codepoints_spec.rb b/spec/rubyspec/core/string/codepoints_spec.rb
new file mode 100644
index 0000000000..6304513583
--- /dev/null
+++ b/spec/rubyspec/core/string/codepoints_spec.rb
@@ -0,0 +1,20 @@
+# -*- encoding: binary -*-
+require File.expand_path('../../../spec_helper', __FILE__)
+require File.expand_path('../shared/codepoints', __FILE__)
+require File.expand_path('../shared/each_codepoint_without_block', __FILE__)
+
+with_feature :encoding do
+ describe "String#codepoints" do
+ it_behaves_like(:string_codepoints, :codepoints)
+
+ it "returns an Array when no block is given" do
+ "abc".send(@method).should == [?a.ord, ?b.ord, ?c.ord]
+ end
+
+ it "raises an ArgumentError when no block is given if self has an invalid encoding" do
+ s = "\xDF".force_encoding(Encoding::UTF_8)
+ s.valid_encoding?.should be_false
+ lambda {s.send(@method)}.should raise_error(ArgumentError)
+ end
+ end
+end