Update to ruby/spec@b1e93a2

2 files changed, 15 insertions, 0 deletions

diff --git a/spec/ruby/optional/capi/ext/string_spec.c b/spec/ruby/optional/capi/ext/string_spec.c
index feacbbdbb7..fb9af83c99 100644
--- a/spec/ruby/optional/capi/ext/string_spec.c
+++ b/spec/ruby/optional/capi/ext/string_spec.c
@@ -527,6 +527,10 @@ static VALUE string_spec_rb_str_vcatf(VALUE self, VALUE mesg) {
   return call_rb_str_vcatf(mesg, "fmt %d %d number", 42, 7);
 }
 
+static VALUE string_spec_rb_str_catf(VALUE self, VALUE mesg) {
+  return rb_str_catf(mesg, "fmt %d %d number", 41, 6);
+}
+
 void Init_string_spec(void) {
   VALUE cls = rb_define_class("CApiStringSpecs", rb_cObject);
   rb_define_method(cls, "rb_cstr2inum", string_spec_rb_cstr2inum, 2);
@@ -617,6 +621,7 @@ void Init_string_spec(void) {
   rb_define_method(cls, "rb_utf8_str_new", string_spec_rb_utf8_str_new, 0);
   rb_define_method(cls, "rb_utf8_str_new_cstr", string_spec_rb_utf8_str_new_cstr, 0);
   rb_define_method(cls, "rb_str_vcatf", string_spec_rb_str_vcatf, 1);
+  rb_define_method(cls, "rb_str_catf", string_spec_rb_str_catf, 1);
 }
 
 #ifdef __cplusplus
diff --git a/spec/ruby/optional/capi/string_spec.rb b/spec/ruby/optional/capi/string_spec.rb
index c6ab1ca0fe..3c5b7fe4e0 100644
--- a/spec/ruby/optional/capi/string_spec.rb
+++ b/spec/ruby/optional/capi/string_spec.rb
@@ -1154,4 +1154,14 @@ end
       str.should == "test fmt 42 7 number"
     end
   end
+
+  describe "rb_str_catf" do
+    it "appends the message to the string" do
+      @s.rb_str_catf("").should == "fmt 41 6 number"
+
+      str = "test "
+      @s.rb_str_catf(str)
+      str.should == "test fmt 41 6 number"
+    end
+  end
 end