Update to ruby/spec@519df35

spec/ruby/core/numeric/shared/step.rb

@@ -2,7 +2,7 @@ require_relative '../../../spec_helper'
 require_relative '../fixtures/classes'
 
 # Describes Numeric#step shared specs between different argument styles.
-# To be able to do it, the @step_args var must contain a Proc that transforms
+# To be able to do it, the @step ivar must contain a Proc that transforms
 # the step call arguments passed as positional arguments to the style of
 # arguments pretended to test.
 describe :numeric_step, :shared => true do
@@ -12,7 +12,7 @@ describe :numeric_step, :shared => true do
   end
 
   it "defaults to step = 1" do
-    1.send(@method, *@step_args.call(5), &@prc)
+    @step.call(1, 5, &@prc)
     ScratchPad.recorded.should eql [1, 2, 3, 4, 5]
   end
 
@@ -26,39 +26,39 @@ describe :numeric_step, :shared => true do
 
   describe "when self, stop and step are Fixnums" do
     it "yields only Fixnums" do
-      1.send(@method, *@step_args.call(5, 1)) { |x| x.should be_an_instance_of(Fixnum) }
+      @step.call(1, 5, 1) { |x| x.should be_an_instance_of(Fixnum) }
     end
 
     describe "with a positive step" do
       it "yields while increasing self by step until stop is reached" do
-        1.send(@method, *@step_args.call(5, 1), &@prc)
+        @step.call(1, 5, 1, &@prc)
         ScratchPad.recorded.should eql [1, 2, 3, 4, 5]
       end
 
       it "yields once when self equals stop" do
-        1.send(@method, *@step_args.call(1, 1), &@prc)
+        @step.call(1, 1, 1, &@prc)
         ScratchPad.recorded.should eql [1]
       end
 
       it "does not yield when self is greater than stop" do
-        2.send(@method, *@step_args.call(1, 1), &@prc)
+        @step.call(2, 1, 1, &@prc)
         ScratchPad.recorded.should eql []
       end
     end
 
     describe "with a negative step" do
       it "yields while decreasing self by step until stop is reached" do
-        5.send(@method, *@step_args.call(1, -1), &@prc)
+        @step.call(5, 1, -1, &@prc)
         ScratchPad.recorded.should eql [5, 4, 3, 2, 1]
       end
 
       it "yields once when self equals stop" do
-        5.send(@method, *@step_args.call(5, -1), &@prc)
+        @step.call(5, 5, -1, &@prc)
         ScratchPad.recorded.should eql [5]
       end
 
       it "does not yield when self is less than stop" do
-        1.send(@method, *@step_args.call(5, -1), &@prc)
+        @step.call(1, 5, -1, &@prc)
         ScratchPad.recorded.should == []
       end
     end
@@ -66,156 +66,157 @@ describe :numeric_step, :shared => true do
 
   describe "when at least one of self, stop or step is a Float" do
     it "yields Floats even if only self is a Float" do
-      1.5.send(@method, *@step_args.call(5, 1)) { |x| x.should be_an_instance_of(Float) }
+      @step.call(1.5, 5, 1) { |x| x.should be_an_instance_of(Float) }
     end
 
     it "yields Floats even if only stop is a Float" do
-      1.send(@method, *@step_args.call(5.0, 1)) { |x| x.should be_an_instance_of(Float) }
+      @step.call(1, 5.0, 1) { |x| x.should be_an_instance_of(Float) }
     end
 
     it "yields Floats even if only step is a Float" do
-      1.send(@method, *@step_args.call(5, 1.0)) { |x| x.should be_an_instance_of(Float) }
+      @step.call(1, 5, 1.0) { |x| x.should be_an_instance_of(Float) }
     end
 
     describe "with a positive step" do
       it "yields while increasing self by step while < stop" do
-        1.5.send(@method, *@step_args.call(5, 1), &@prc)
+        @step.call(1.5, 5, 1, &@prc)
         ScratchPad.recorded.should eql [1.5, 2.5, 3.5, 4.5]
       end
 
       it "yields once when self equals stop" do
-        1.5.send(@method, *@step_args.call(1.5, 1), &@prc)
+        @step.call(1.5, 1.5, 1, &@prc)
         ScratchPad.recorded.should eql [1.5]
       end
 
       it "does not yield when self is greater than stop" do
-        2.5.send(@method, *@step_args.call(1.5, 1), &@prc)
+        @step.call(2.5, 1.5, 1, &@prc)
         ScratchPad.recorded.should == []
       end
 
       it "is careful about not yielding a value greater than limit" do
         # As 9*1.3+1.0 == 12.700000000000001 > 12.7, we test:
-        1.0.send(@method, *@step_args.call(12.7, 1.3), &@prc)
+        @step.call(1.0, 12.7, 1.3, &@prc)
         ScratchPad.recorded.should eql [1.0, 2.3, 3.6, 4.9, 6.2, 7.5, 8.8, 10.1, 11.4, 12.7]
       end
     end
 
     describe "with a negative step" do
       it "yields while decreasing self by step while self > stop" do
-        5.send(@method, *@step_args.call(1.5, -1), &@prc)
+        @step.call(5, 1.5, -1, &@prc)
         ScratchPad.recorded.should eql [5.0, 4.0, 3.0, 2.0]
       end
 
       it "yields once when self equals stop" do
-        1.5.send(@method, *@step_args.call(1.5, -1), &@prc)
+        @step.call(1.5, 1.5, -1, &@prc)
         ScratchPad.recorded.should eql [1.5]
       end
 
       it "does not yield when self is less than stop" do
-        1.send(@method, *@step_args.call(5, -1.5), &@prc)
+        @step.call(1, 5, -1.5, &@prc)
         ScratchPad.recorded.should == []
       end
 
       it "is careful about not yielding a value smaller than limit" do
         # As -9*1.3-1.0 == -12.700000000000001 < -12.7, we test:
-        -1.0.send(@method, *@step_args.call(-12.7, -1.3), &@prc)
+        @step.call(-1.0, -12.7, -1.3, &@prc)
         ScratchPad.recorded.should eql [-1.0, -2.3, -3.6, -4.9, -6.2, -7.5, -8.8, -10.1, -11.4, -12.7]
       end
     end
 
     describe "with a positive Infinity step" do
       it "yields once if self < stop" do
-        42.send(@method, *@step_args.call(100, infinity_value), &@prc)
+        @step.call(42, 100, infinity_value, &@prc)
         ScratchPad.recorded.should eql [42.0]
       end
 
       it "yields once when stop is Infinity" do
-        42.send(@method, *@step_args.call(infinity_value, infinity_value), &@prc)
+        @step.call(42, infinity_value, infinity_value, &@prc)
         ScratchPad.recorded.should eql [42.0]
       end
 
       it "yields once when self equals stop" do
-        42.send(@method, *@step_args.call(42, infinity_value), &@prc)
+        @step.call(42, 42, infinity_value, &@prc)
         ScratchPad.recorded.should eql [42.0]
       end
 
       it "yields once when self and stop are Infinity" do
-        (infinity_value).send(@method, *@step_args.call(infinity_value, infinity_value), &@prc)
+        # @step.call(infinity_value, infinity_value, infinity_value, &@prc)
+        @step.call(infinity_value, infinity_value, infinity_value, &@prc)
         ScratchPad.recorded.should == [infinity_value]
       end
 
       it "does not yield when self > stop" do
-        100.send(@method, *@step_args.call(42, infinity_value), &@prc)
+        @step.call(100, 42, infinity_value, &@prc)
         ScratchPad.recorded.should == []
       end
 
       it "does not yield when stop is -Infinity" do
-        42.send(@method, *@step_args.call(-infinity_value, infinity_value), &@prc)
+        @step.call(42, -infinity_value, infinity_value, &@prc)
         ScratchPad.recorded.should == []
       end
     end
 
     describe "with a negative Infinity step" do
       it "yields once if self > stop" do
-        42.send(@method, *@step_args.call(6, -infinity_value), &@prc)
+        @step.call(42, 6, -infinity_value, &@prc)
         ScratchPad.recorded.should eql [42.0]
       end
 
       it "yields once if stop is -Infinity" do
-        42.send(@method, *@step_args.call(-infinity_value, -infinity_value), &@prc)
+        @step.call(42, -infinity_value, -infinity_value, &@prc)
         ScratchPad.recorded.should eql [42.0]
       end
 
       it "yields once when self equals stop" do
-        42.send(@method, *@step_args.call(42, -infinity_value), &@prc)
+        @step.call(42, 42, -infinity_value, &@prc)
         ScratchPad.recorded.should eql [42.0]
       end
 
       it "yields once when self and stop are Infinity" do
-        (infinity_value).send(@method, *@step_args.call(infinity_value, -infinity_value), &@prc)
+        @step.call(infinity_value, infinity_value, -infinity_value, &@prc)
         ScratchPad.recorded.should == [infinity_value]
       end
 
       it "does not yield when self > stop" do
-        42.send(@method, *@step_args.call(100, -infinity_value), &@prc)
+        @step.call(42, 100, -infinity_value, &@prc)
         ScratchPad.recorded.should == []
       end
 
       it "does not yield when stop is Infinity" do
-        42.send(@method, *@step_args.call(infinity_value, -infinity_value), &@prc)
+        @step.call(42, infinity_value, -infinity_value, &@prc)
         ScratchPad.recorded.should == []
       end
     end
 
     describe "with a Infinity stop and a positive step" do
       it "does not yield when self is infinity" do
-        (infinity_value).send(@method, *@step_args.call(infinity_value, 1), &@prc)
+        @step.call(infinity_value, infinity_value, 1, &@prc)
         ScratchPad.recorded.should == []
       end
     end
 
     describe "with a Infinity stop and a negative step" do
       it "does not yield when self is negative infinity" do
-        (-infinity_value).send(@method, *@step_args.call(infinity_value, -1), &@prc)
+        @step.call(-infinity_value, infinity_value, -1, &@prc)
         ScratchPad.recorded.should == []
       end
 
       it "does not yield when self is positive infinity" do
-        infinity_value.send(@method, *@step_args.call(infinity_value, -1), &@prc)
+        @step.call(infinity_value, infinity_value, -1, &@prc)
         ScratchPad.recorded.should == []
       end
     end
 
     describe "with a negative Infinity stop and a positive step" do
       it "does not yield when self is negative infinity" do
-        (-infinity_value).send(@method, *@step_args.call(-infinity_value, 1), &@prc)
+        @step.call(-infinity_value, -infinity_value, 1, &@prc)
         ScratchPad.recorded.should == []
       end
     end
 
     describe "with a negative Infinity stop and a negative step" do
       it "does not yield when self is negative infinity" do
-        (-infinity_value).send(@method, *@step_args.call(-infinity_value, -1), &@prc)
+        @step.call(-infinity_value, -infinity_value, -1, &@prc)
         ScratchPad.recorded.should == []
       end
     end
@@ -233,33 +234,33 @@ describe :numeric_step, :shared => true do
 
     describe "with self and stop as Fixnums" do
       it "raises an #{error} when step is a numeric representation" do
-        -> { 1.send(@method, *@step_args.call(5, "1")) {} }.should raise_error(error)
-        -> { 1.send(@method, *@step_args.call(5, "0.1")) {} }.should raise_error(error)
-        -> { 1.send(@method, *@step_args.call(5, "1/3")) {} }.should raise_error(error)
+        -> { @step.call(1, 5, "1") {} }.should raise_error(error)
+        -> { @step.call(1, 5, "0.1") {} }.should raise_error(error)
+        -> { @step.call(1, 5, "1/3") {} }.should raise_error(error)
       end
       it "raises an #{error} with step as an alphanumeric string" do
-        -> { 1.send(@method, *@step_args.call(5, "foo")) {} }.should raise_error(error)
+        -> { @step.call(1, 5, "foo") {} }.should raise_error(error)
       end
     end
 
     describe "with self and stop as Floats" do
       it "raises an #{error} when step is a numeric representation" do
-        -> { 1.1.send(@method, *@step_args.call(5.1, "1")) {} }.should raise_error(error)
-        -> { 1.1.send(@method, *@step_args.call(5.1, "0.1")) {} }.should raise_error(error)
-        -> { 1.1.send(@method, *@step_args.call(5.1, "1/3")) {} }.should raise_error(error)
+        -> { @step.call(1.1, 5.1, "1") {} }.should raise_error(error)
+        -> { @step.call(1.1, 5.1, "0.1") {} }.should raise_error(error)
+        -> { @step.call(1.1, 5.1, "1/3") {} }.should raise_error(error)
       end
       it "raises an #{error} with step as an alphanumeric string" do
-        -> { 1.1.send(@method, *@step_args.call(5.1, "foo")) {} }.should raise_error(error)
+        -> { @step.call(1.1, 5.1, "foo") {} }.should raise_error(error)
       end
     end
   end
 
   it "does not rescue ArgumentError exceptions" do
-    -> { 1.send(@method, *@step_args.call(2)) { raise ArgumentError, "" }}.should raise_error(ArgumentError)
+    -> { @step.call(1, 2) { raise ArgumentError, "" }}.should raise_error(ArgumentError)
   end
 
   it "does not rescue TypeError exceptions" do
-    -> { 1.send(@method, *@step_args.call(2)) { raise TypeError, "" } }.should raise_error(TypeError)
+    -> { @step.call(1, 2) { raise TypeError, "" } }.should raise_error(TypeError)
   end
 
   describe "when no block is given" do
@@ -269,31 +270,31 @@ describe :numeric_step, :shared => true do
     end
 
     it "returns an #{step_enum_class} when step is 0" do
-      1.send(@method, *@step_args.call(2, 0)).should be_an_instance_of(step_enum_class)
+      @step.call(1, 2, 0).should be_an_instance_of(step_enum_class)
     end
 
     it "returns an #{step_enum_class} when not passed a block and self > stop" do
-      1.send(@method, *@step_args.call(0, 2)).should be_an_instance_of(step_enum_class)
+      @step.call(1, 0, 2).should be_an_instance_of(step_enum_class)
     end
 
     it "returns an #{step_enum_class} when not passed a block and self < stop" do
-      1.send(@method, *@step_args.call(2, 3)).should be_an_instance_of(step_enum_class)
+      @step.call(1, 2, 3).should be_an_instance_of(step_enum_class)
     end
 
     it "returns an #{step_enum_class} that uses the given step" do
-      0.send(@method, *@step_args.call(5, 2)).to_a.should eql [0, 2, 4]
+      @step.call(0, 5, 2).to_a.should eql [0, 2, 4]
     end
 
     describe "when step is a String" do
       describe "with self and stop as Fixnums" do
         it "returns an Enumerator" do
-          1.send(@method, *@step_args.call(5, "foo")).should be_an_instance_of(Enumerator)
+          @step.call(1, 5, "foo").should be_an_instance_of(Enumerator)
         end
       end
 
       describe "with self and stop as Floats" do
         it "returns an Enumerator" do
-          1.1.send(@method, *@step_args.call(5.1, "foo")).should be_an_instance_of(Enumerator)
+          @step.call(1.1, 5.1, "foo").should be_an_instance_of(Enumerator)
         end
       end
     end
@@ -311,119 +312,119 @@ describe :numeric_step, :shared => true do
 
           describe "with self and stop as Fixnums" do
             it "raises an #{error} when step is a numeric representation" do
-              -> { 1.send(@method, *@step_args.call(5, "1")).size }.should raise_error(error)
-              -> { 1.send(@method, *@step_args.call(5, "0.1")).size }.should raise_error(error)
-              -> { 1.send(@method, *@step_args.call(5, "1/3")).size }.should raise_error(error)
+              -> { @step.call(1, 5, "1").size }.should raise_error(error)
+              -> { @step.call(1, 5, "0.1").size }.should raise_error(error)
+              -> { @step.call(1, 5, "1/3").size }.should raise_error(error)
             end
             it "raises an #{error} with step as an alphanumeric string" do
-              -> { 1.send(@method, *@step_args.call(5, "foo")).size }.should raise_error(error)
+              -> { @step.call(1, 5, "foo").size }.should raise_error(error)
             end
           end
 
           describe "with self and stop as Floats" do
             it "raises an #{error} when step is a numeric representation" do
-              -> { 1.1.send(@method, *@step_args.call(5.1, "1")).size }.should raise_error(error)
-              -> { 1.1.send(@method, *@step_args.call(5.1, "0.1")).size }.should raise_error(error)
-              -> { 1.1.send(@method, *@step_args.call(5.1, "1/3")).size }.should raise_error(error)
+              -> { @step.call(1.1, 5.1, "1").size }.should raise_error(error)
+              -> { @step.call(1.1, 5.1, "0.1").size }.should raise_error(error)
+              -> { @step.call(1.1, 5.1, "1/3").size }.should raise_error(error)
             end
             it "raises an #{error} with step as an alphanumeric string" do
-              -> { 1.1.send(@method, *@step_args.call(5.1, "foo")).size }.should raise_error(error)
+              -> { @step.call(1.1, 5.1, "foo").size }.should raise_error(error)
             end
           end
         end
 
         describe "when self, stop and step are Fixnums and step is positive" do
           it "returns the difference between self and stop divided by the number of steps" do
-            5.send(@method, *@step_args.call(10, 11)).size.should == 1
-            5.send(@method, *@step_args.call(10, 6)).size.should == 1
-            5.send(@method, *@step_args.call(10, 5)).size.should == 2
-            5.send(@method, *@step_args.call(10, 4)).size.should == 2
-            5.send(@method, *@step_args.call(10, 2)).size.should == 3
-            5.send(@method, *@step_args.call(10, 1)).size.should == 6
-            5.send(@method, *@step_args.call(10)).size.should == 6
-            10.send(@method, *@step_args.call(10, 1)).size.should == 1
+            @step.call(5, 10, 11).size.should == 1
+            @step.call(5, 10, 6).size.should == 1
+            @step.call(5, 10, 5).size.should == 2
+            @step.call(5, 10, 4).size.should == 2
+            @step.call(5, 10, 2).size.should == 3
+            @step.call(5, 10, 1).size.should == 6
+            @step.call(5, 10).size.should == 6
+            @step.call(10, 10, 1).size.should == 1
           end
 
           it "returns 0 if value > limit" do
-            11.send(@method, *@step_args.call(10, 1)).size.should == 0
+            @step.call(11, 10, 1).size.should == 0
           end
         end
 
         describe "when self, stop and step are Fixnums and step is negative" do
           it "returns the difference between self and stop divided by the number of steps" do
-            10.send(@method, *@step_args.call(5, -11)).size.should == 1
-            10.send(@method, *@step_args.call(5, -6)).size.should == 1
-            10.send(@method, *@step_args.call(5, -5)).size.should == 2
-            10.send(@method, *@step_args.call(5, -4)).size.should == 2
-            10.send(@method, *@step_args.call(5, -2)).size.should == 3
-            10.send(@method, *@step_args.call(5, -1)).size.should == 6
-            10.send(@method, *@step_args.call(10, -1)).size.should == 1
+            @step.call(10, 5, -11).size.should == 1
+            @step.call(10, 5, -6).size.should == 1
+            @step.call(10, 5, -5).size.should == 2
+            @step.call(10, 5, -4).size.should == 2
+            @step.call(10, 5, -2).size.should == 3
+            @step.call(10, 5, -1).size.should == 6
+            @step.call(10, 10, -1).size.should == 1
           end
 
           it "returns 0 if value < limit" do
-            10.send(@method, *@step_args.call(11, -1)).size.should == 0
+            @step.call(10, 11, -1).size.should == 0
           end
         end
 
         describe "when self, stop or step is a Float" do
           describe "and step is positive" do
             it "returns the difference between self and stop divided by the number of steps" do
-              5.send(@method, *@step_args.call(10, 11.0)).size.should == 1
-              5.send(@method, *@step_args.call(10, 6.0)).size.should == 1
-              5.send(@method, *@step_args.call(10, 5.0)).size.should == 2
-              5.send(@method, *@step_args.call(10, 4.0)).size.should == 2
-              5.send(@method, *@step_args.call(10, 2.0)).size.should == 3
-              5.send(@method, *@step_args.call(10, 0.5)).size.should == 11
-              5.send(@method, *@step_args.call(10, 1.0)).size.should == 6
-              5.send(@method, *@step_args.call(10.5)).size.should == 6
-              10.send(@method, *@step_args.call(10, 1.0)).size.should == 1
+              @step.call(5, 10, 11.0).size.should == 1
+              @step.call(5, 10, 6.0).size.should == 1
+              @step.call(5, 10, 5.0).size.should == 2
+              @step.call(5, 10, 4.0).size.should == 2
+              @step.call(5, 10, 2.0).size.should == 3
+              @step.call(5, 10, 0.5).size.should == 11
+              @step.call(5, 10, 1.0).size.should == 6
+              @step.call(5, 10.5).size.should == 6
+              @step.call(10, 10, 1.0).size.should == 1
             end
 
             it "returns 0 if value > limit" do
-              10.send(@method, *@step_args.call(5.5)).size.should == 0
-              11.send(@method, *@step_args.call(10, 1.0)).size.should == 0
-              11.send(@method, *@step_args.call(10, 1.5)).size.should == 0
-              10.send(@method, *@step_args.call(5, infinity_value)).size.should == 0
+              @step.call(10, 5.5).size.should == 0
+              @step.call(11, 10, 1.0).size.should == 0
+              @step.call(11, 10, 1.5).size.should == 0
+              @step.call(10, 5, infinity_value).size.should == 0
             end
 
             it "returns 1 if step is infinity_value" do
-              5.send(@method, *@step_args.call(10, infinity_value)).size.should == 1
+              @step.call(5, 10, infinity_value).size.should == 1
             end
           end
 
           describe "and step is negative" do
             it "returns the difference between self and stop divided by the number of steps" do
-              10.send(@method, *@step_args.call(5, -11.0)).size.should == 1
-              10.send(@method, *@step_args.call(5, -6.0)).size.should == 1
-              10.send(@method, *@step_args.call(5, -5.0)).size.should == 2
-              10.send(@method, *@step_args.call(5, -4.0)).size.should == 2
-              10.send(@method, *@step_args.call(5, -2.0)).size.should == 3
-              10.send(@method, *@step_args.call(5, -0.5)).size.should == 11
-              10.send(@method, *@step_args.call(5, -1.0)).size.should == 6
-              10.send(@method, *@step_args.call(10, -1.0)).size.should == 1
+              @step.call(10, 5, -11.0).size.should == 1
+              @step.call(10, 5, -6.0).size.should == 1
+              @step.call(10, 5, -5.0).size.should == 2
+              @step.call(10, 5, -4.0).size.should == 2
+              @step.call(10, 5, -2.0).size.should == 3
+              @step.call(10, 5, -0.5).size.should == 11
+              @step.call(10, 5, -1.0).size.should == 6
+              @step.call(10, 10, -1.0).size.should == 1
             end
 
             it "returns 0 if value < limit" do
-              10.send(@method, *@step_args.call(11, -1.0)).size.should == 0
-              10.send(@method, *@step_args.call(11, -1.5)).size.should == 0
-              5.send(@method, *@step_args.call(10, -infinity_value)).size.should == 0
+              @step.call(10, 11, -1.0).size.should == 0
+              @step.call(10, 11, -1.5).size.should == 0
+              @step.call(5, 10, -infinity_value).size.should == 0
             end
 
             it "returns 1 if step is infinity_value" do
-              10.send(@method, *@step_args.call(5, -infinity_value)).size.should == 1
+              @step.call(10, 5, -infinity_value).size.should == 1
             end
           end
         end
 
         describe "when stop is not passed" do
           it "returns infinity_value" do
-            1.send(@method, *@step_args.call()).size.should == infinity_value
+            @step.call(1).size.should == infinity_value
           end
         end
 
         describe "when stop is nil" do
           it "returns infinity_value" do
-            1.send(@method, *@step_args.call(nil, 5)).size.should == infinity_value
+            @step.call(1, nil, 5).size.should == infinity_value
           end
         end
       end

spec/ruby/core/numeric/step_spec.rb

@@ -16,9 +16,8 @@ describe "Numeric#step" do
     before :all do
       # This lambda definition limits to return the arguments it receives.
       # It's needed to test numeric_step behaviour with positional arguments.
-      @step_args = -> *args { args }
+      @step = -> receiver, *args, &block { receiver.step(*args, &block) }
     end
-
     it_behaves_like :numeric_step, :step
 
     describe "when no block is given" do
@@ -135,13 +134,12 @@ describe "Numeric#step" do
     end
 
     before :all do
-      # This lambda transforms a positional step method args into
-      # keyword arguments.
+      # This lambda transforms a positional step method args into  keyword arguments.
       # It's needed to test numeric_step behaviour with keyword arguments.
-      @step_args = -> *args do
-        kw_args = {to: args[0]}
+      @step = -> receiver, *args, &block do
+        kw_args = { to: args[0] }
         kw_args[:by] = args[1] if args.size == 2
-        [kw_args]
+        receiver.step(**kw_args, &block)
       end
     end
     it_behaves_like :numeric_step, :step
@@ -183,16 +181,17 @@ describe "Numeric#step" do
         end
       end
     end
+
     before :all do
       # This lambda definition transforms a positional step method args into
       # a mix of positional and keyword arguments.
       # It's needed to test numeric_step behaviour with positional mixed with
       # keyword arguments.
-      @step_args = -> *args do
+      @step = -> receiver, *args, &block do
         if args.size == 2
-          [args[0], {by: args[1]}]
+          receiver.step(args[0], by: args[1], &block)
         else
-          args
+          receiver.step(*args, &block)
         end
       end
     end