source directory may not be writable

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58847 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/rubyspec/core/dir/shared/delete.rb

@@ -40,8 +40,10 @@ describe :dir_delete, shared: true do
   end
 
   it "raises an Errno::ENOTDIR when trying to remove a non-directory" do
+    file = DirSpecs.mock_rmdir("nonempty/regular")
+    open(file, "w") {}
     lambda do
-      Dir.send @method, __FILE__
+      Dir.send @method, file
     end.should raise_error(Errno::ENOTDIR)
   end
 

spec/rubyspec/core/kernel/test_spec.rb

@@ -43,12 +43,23 @@ describe "Kernel#test" do
     Kernel.test(?R, @file).should be_true
   end
 
-  it "returns true when passed ?w if the argument is readable by the effective uid" do
-    Kernel.test(?w, @file).should be_true
-  end
+  context "writable test" do
+    before do
+      @tmp_file = tmp("file.kernel.test")
+      open(@tmp_file, "w") {}
+    end
 
-  it "returns true when passed ?W if the argument is readable by the real uid" do
-    Kernel.test(?W, @file).should be_true
+    after do
+      rm_r @tmp_file
+    end
+
+    it "returns true when passed ?w if the argument is readable by the effective uid" do
+      Kernel.test(?w, @tmp_file).should be_true
+    end
+
+    it "returns true when passed ?W if the argument is readable by the real uid" do
+      Kernel.test(?W, @tmp_file).should be_true
+    end
   end
 
   context "time commands" do