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Add basic specs for String#% %<foo> form. #120

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Charles Oliver Nutter
Charles Oliver Nutter

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Charles Oliver Nutter headius merged commit de565d9 into from
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Commits on Feb 13, 2012
  1. Charles Oliver Nutter
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Showing with 14 additions and 0 deletions.
  1. +14 −0 core/string/modulo_spec.rb
14 core/string/modulo_spec.rb
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@@ -934,5 +934,19 @@ def obj.to_s() "obj" end
lambda {"%{foo}" % []}.should raise_error(ArgumentError)
end
end
+
+ describe "when format string contains %<> formats" do
+ it "uses the named argument for the format's value" do
+ ("%<foo>d" % {:foo => 1}).should == "1"
+ end
+
+ it "raises KeyError if key is missing from passed-in hash" do
+ lambda {"%<foo>d" % {}}.should raise_error(KeyError)
+ end
+
+ it "should raise ArgumentError if no hash given" do
+ lambda {"%<foo>" % []}.should raise_error(ArgumentError)
+ end
+ end
end
end
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