reading number of times file changed

tenderlove · Jun 19, 2010 · 9ddc893 · 9ddc893
1 parent a08eb29
commit 9ddc893
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Showing 2 changed files with 10 additions and 3 deletions.
diff --git a/lib/yehuda/database.rb b/lib/yehuda/database.rb
@@ -2,6 +2,7 @@ module Yehuda
   class Database
     attr_accessor :page_size, :write_version, :read_version, :page_footer
     attr_accessor :itp_fraction, :btp_fraction, :btl_fraction
+    attr_accessor :file_changes
     attr_reader :fh
 
     alias :to_io :fh
@@ -19,9 +20,10 @@ def initialize file
       @write_version = @fh.read(1).unpack('C').first
       @read_version  = @fh.read(1).unpack('C').first
       @page_footer   = @fh.read(1).unpack('C').first
-      @itp_fraction = @fh.read(1).unpack('C').first
-      @btp_fraction = @fh.read(1).unpack('C').first
-      @btl_fraction = @fh.read(1).unpack('C').first
+      @itp_fraction  = @fh.read(1).unpack('C').first
+      @btp_fraction  = @fh.read(1).unpack('C').first
+      @btl_fraction  = @fh.read(1).unpack('C').first
+      @file_changes  = @fh.read(2).unpack('n').first
     end
 
     private

diff --git a/test/yehuda/test_database.rb b/test/yehuda/test_database.rb
@@ -65,5 +65,10 @@ def test_btl_fraction
       db = Yehuda::Database.new FILE
       assert_equal 32, db.btl_fraction
     end
+
+    def test_file_changes
+      db = Yehuda::Database.new FILE
+      assert_equal 0, db.file_changes
+    end
   end
 end