1 files changed, 56 insertions, 0 deletions
diff --git a/spec/ruby/core/file/birthtime_spec.rb b/spec/ruby/core/file/birthtime_spec.rb
new file mode 100644
index 0000000000..039fd7572c
--- /dev/null
+++ b/spec/ruby/core/file/birthtime_spec.rb
@@ -0,0 +1,56 @@
+require_relative '../../spec_helper'
+
+platform_is :windows, :darwin, :freebsd, :netbsd, :linux do
+  not_implemented_messages = [
+    "birthtime() function is unimplemented", # unsupported OS/version
+    "birthtime is unimplemented",            # unsupported filesystem
+  ]
+
+  describe "File.birthtime" do
+    before :each do
+      @file = __FILE__
+    end
+
+    after :each do
+      @file = nil
+    end
+
+    it "returns the birth time for the named file as a Time object" do
+      File.birthtime(@file)
+      File.birthtime(@file).should.is_a?(Time)
+    rescue NotImplementedError => e
+      e.message.should.start_with?(*not_implemented_messages)
+    end
+
+    it "accepts an object that has a #to_path method" do
+      File.birthtime(@file) # Avoid to failure of mock object with old Kernel and glibc
+      File.birthtime(mock_to_path(@file))
+    rescue NotImplementedError => e
+      e.message.should.start_with?(*not_implemented_messages)
+    end
+
+    it "raises an Errno::ENOENT exception if the file is not found" do
+      -> { File.birthtime('bogus') }.should.raise(Errno::ENOENT)
+    rescue NotImplementedError => e
+      e.message.should.start_with?(*not_implemented_messages)
+    end
+  end
+
+  describe "File#birthtime" do
+    before :each do
+      @file = File.open(__FILE__)
+    end
+
+    after :each do
+      @file.close
+      @file = nil
+    end
+
+    it "returns the birth time for self" do
+      @file.birthtime
+      @file.birthtime.should.is_a?(Time)
+    rescue NotImplementedError => e
+      e.message.should.start_with?(*not_implemented_messages)
+    end
+  end
+end