1 files changed, 9 insertions, 9 deletions
diff --git a/spec/ruby/shared/file/world_writable.rb b/spec/ruby/shared/file/world_writable.rb
index 61b691bcb6..fcff09636e 100644
--- a/spec/ruby/shared/file/world_writable.rb
+++ b/spec/ruby/shared/file/world_writable.rb
@@ -14,31 +14,31 @@ describe :file_world_writable, shared: true do
   platform_is_not :windows do
     it "returns nil if the file is chmod 600" do
       File.chmod(0600, @file)
-      @object.world_writable?(@file).should be_nil
+      @object.world_writable?(@file).should == nil
     end
 
     it "returns nil if the file is chmod 000" do
       File.chmod(0000, @file)
-      @object.world_writable?(@file).should be_nil
+      @object.world_writable?(@file).should == nil
     end
 
     it "returns nil if the file is chmod 700" do
       File.chmod(0700, @file)
-      @object.world_writable?(@file).should be_nil
+      @object.world_writable?(@file).should == nil
     end
 
-    # We don't specify what the Fixnum is because it's system dependent
-    it "returns a Fixnum if the file is chmod 777" do
+    # We don't specify what the Integer is because it's system dependent
+    it "returns an Integer if the file is chmod 777" do
       File.chmod(0777, @file)
-      @object.world_writable?(@file).should be_an_instance_of(Fixnum)
+      @object.world_writable?(@file).should.instance_of?(Integer)
     end
 
-    it "returns a Fixnum if the file is a directory and chmod 777" do
-      dir = rand().to_s + '-ww'
+    it "returns an Integer if the file is a directory and chmod 777" do
+      dir = tmp(rand().to_s + '-ww')
       Dir.mkdir(dir)
       Dir.should.exist?(dir)
       File.chmod(0777, dir)
-      @object.world_writable?(dir).should be_an_instance_of(Fixnum)
+      @object.world_writable?(dir).should.instance_of?(Integer)
       Dir.rmdir(dir)
     end
   end