3 files changed, 21 insertions, 3 deletions
diff --git a/spec/ruby/core/kernel/Float_spec.rb b/spec/ruby/core/kernel/Float_spec.rb
index 0f83cb5824..6cedfe0617 100644
--- a/spec/ruby/core/kernel/Float_spec.rb
+++ b/spec/ruby/core/kernel/Float_spec.rb
@@ -157,6 +157,24 @@ describe :kernel_float, shared: true do
     @object.send(:Float, "1\t\n").should == 1.0
   end
 
+  ruby_version_is ""..."3.4" do
+    it "raises ArgumentError if a fractional part is missing" do
+      -> { @object.send(:Float, "1.") }.should raise_error(ArgumentError)
+      -> { @object.send(:Float, "+1.") }.should raise_error(ArgumentError)
+      -> { @object.send(:Float, "-1.") }.should raise_error(ArgumentError)
+      -> { @object.send(:Float, "1.e+0") }.should raise_error(ArgumentError)
+    end
+  end
+
+  ruby_version_is "3.4" do
+    it "allows String representation without a fractional part" do
+      @object.send(:Float, "1.").should == 1.0
+      @object.send(:Float, "+1.").should == 1.0
+      @object.send(:Float, "-1.").should == -1.0
+      @object.send(:Float, "1.e+0").should == 1.0
+    end
+  end
+
   %w(e E).each do |e|
     it "raises an ArgumentError if #{e} is the trailing character" do
       -> { @object.send(:Float, "2#{e}") }.should raise_error(ArgumentError)
@@ -280,7 +298,7 @@ describe :kernel_float, shared: true do
     nan2.should equal(nan)
   end
 
-  it "returns the identical Infinity if to_f is called and it returns Infinity" do
+  it "returns the identical Infinity if #to_f is called and it returns Infinity" do
     infinity = infinity_value
     (infinity_to_f = mock('Infinity')).should_receive(:to_f).once.and_return(infinity)
     infinity2 = @object.send(:Float, infinity_to_f)
diff --git a/spec/ruby/core/kernel/is_a_spec.rb b/spec/ruby/core/kernel/is_a_spec.rb
index dc69766f83..bd8c96529a 100644
--- a/spec/ruby/core/kernel/is_a_spec.rb
+++ b/spec/ruby/core/kernel/is_a_spec.rb
@@ -2,5 +2,5 @@ require_relative '../../spec_helper'
 require_relative 'shared/kind_of'
 
 describe "Kernel#is_a?" do
-  it_behaves_like :kernel_kind_of , :is_a?
+  it_behaves_like :kernel_kind_of, :is_a?
 end
diff --git a/spec/ruby/core/kernel/kind_of_spec.rb b/spec/ruby/core/kernel/kind_of_spec.rb
index 734035620c..c988edccb5 100644
--- a/spec/ruby/core/kernel/kind_of_spec.rb
+++ b/spec/ruby/core/kernel/kind_of_spec.rb
@@ -2,5 +2,5 @@ require_relative '../../spec_helper'
 require_relative 'shared/kind_of'
 
 describe "Kernel#kind_of?" do
-  it_behaves_like :kernel_kind_of , :kind_of?
+  it_behaves_like :kernel_kind_of, :kind_of?
 end