1 files changed, 42 insertions, 0 deletions
diff --git a/spec/ruby/shared/rational/Rational.rb b/spec/ruby/shared/rational/Rational.rb
index 752225269e..30425775d6 100644
--- a/spec/ruby/shared/rational/Rational.rb
+++ b/spec/ruby/shared/rational/Rational.rb
@@ -100,4 +100,46 @@ describe :kernel_Rational, shared: true do
       lambda { Rational(1, :sym) }.should raise_error(TypeError)
     end
   end
+
+  ruby_version_is "2.6" do
+    describe "when passed exception: false" do
+      describe "and [non-Numeric]" do
+        it "swallows an error" do
+          Rational(:sym, exception: false).should == nil
+          Rational("abc", exception: false).should == nil
+        end
+      end
+
+      describe "and [non-Numeric, Numeric]" do
+        it "swallows an error" do
+          Rational(:sym, 1, exception: false).should == nil
+          Rational("abc", 1, exception: false).should == nil
+        end
+      end
+
+      describe "and [anything, non-Numeric]" do
+        it "swallows an error" do
+          Rational(:sym, :sym, exception: false).should == nil
+          Rational("abc", :sym, exception: false).should == nil
+        end
+      end
+
+      describe "and non-Numeric String arguments" do
+        it "swallows an error" do
+          Rational("a", "b", exception: false).should == nil
+          Rational("a", 0, exception: false).should == nil
+          Rational(0, "b", exception: false).should == nil
+        end
+      end
+
+      ruby_bug "#15525", "2.6"..."2.6.1" do
+        describe "and nil arguments" do
+          it "swallows an error" do
+            Rational(nil, exception: false).should == nil
+            Rational(nil, nil, exception: false).should == nil
+          end
+        end
+      end
+    end
+  end
 end