1 files changed, 23 insertions, 0 deletions
diff --git a/spec/ruby/core/file/stat/dev_major_spec.rb b/spec/ruby/core/file/stat/dev_major_spec.rb
new file mode 100644
index 0000000000..0b00fc4d36
--- /dev/null
+++ b/spec/ruby/core/file/stat/dev_major_spec.rb
@@ -0,0 +1,23 @@
+require File.expand_path('../../../../spec_helper', __FILE__)
+
+describe "File::Stat#dev_major" do
+  before :each do
+    @name = tmp("file.txt")
+    touch(@name)
+  end
+  after :each do
+    rm_r @name
+  end
+
+  platform_is_not :windows do
+    it "returns the major part of File::Stat#dev" do
+      File.stat(@name).dev_major.should be_kind_of(Integer)
+    end
+  end
+
+  platform_is :windows do
+    it "returns nil" do
+      File.stat(@name).dev_major.should be_nil
+    end
+  end
+end