spec/fstab_spec.rb in linux_admin-0.1.2 vs spec/fstab_spec.rb in linux_admin-0.1.3

@@ -1,6 +1,7 @@
 require 'spec_helper'
+require 'stringio'
 
 describe LinuxAdmin::FSTab do
   it "creates FSTabEntry for each line in fstab" do
     fstab = <<eos
 /dev/sda1 / ext4  defaults  1 1
@@ -21,7 +22,24 @@
     entries[1].mount_point.should == 'swap'
     entries[1].fs_type.should == 'swap'
     entries[1].mount_options.should == 'defaults'
     entries[1].dumpable.should == 0
     entries[1].fsck_order.should == 0
+  end
+
+  describe "#write!" do
+    it "writes entries to /etc/fstab" do
+      # maually set fstab
+      entry = LinuxAdmin::FSTabEntry.new
+      entry.device        = '/dev/sda1'
+      entry.mount_point   = '/'
+      entry.fs_type       = 'ext4'
+      entry.mount_options = 'defaults'
+      entry.dumpable      = 1
+      entry.fsck_order    = 1
+      LinuxAdmin::FSTab.instance.entries = [entry]
+
+      File.should_receive(:write).with('/etc/fstab', "/dev/sda1 / ext4 defaults 1 1\n")
+      LinuxAdmin::FSTab.instance.write!
+    end
   end
 end