From 5ece9a9f52b3a450f9c15eda419102e05725f42f Mon Sep 17 00:00:00 2001
From: Steve Kemp <steve@steve.org.uk>
Date: Wed, 15 May 2013 13:00:08 +0100
Subject:   Added store() method for use by test case.   updated comments.

---
 lib/custodian/settings.rb | 33 ++++++++++++++++++++++++---------
 1 file changed, 24 insertions(+), 9 deletions(-)

(limited to 'lib')

diff --git a/lib/custodian/settings.rb b/lib/custodian/settings.rb
index 310de02..1efabf6 100644
--- a/lib/custodian/settings.rb
+++ b/lib/custodian/settings.rb
@@ -3,7 +3,8 @@ require 'singleton'
 
 
 #
-# A class which encapsulates some global-settings from the custodian configuration file.
+# A class which encapsulates some global-settings which are read from the
+# global configuration file.
 #
 # The configuration file is optional, and we have defaults for every value.
 #
@@ -34,14 +35,14 @@ module Custodian
     #
     # Load the configuration file; called only once.
     #
-    def _load
+    def _load( file = "/etc/custodian/custodian.cfg" )
+
       @parsed   = true
       @settings = Hash.new()
 
       #
       # The global configuration file.
       #
-      file = "/etc/custodian/custodian.cfg"
       return unless( File.exists?( file ) )
 
       #
@@ -60,6 +61,15 @@ module Custodian
     end
 
 
+    #
+    #  Privately set the value for a named key.
+    #
+    #  Used by the test-suite.
+    #
+    def _store( key, val )
+      @settings[key] = val
+      @parsed = true
+    end
 
 
     #
@@ -80,19 +90,19 @@ module Custodian
 
 
     #
-    # The timeout period for all tests
+    # The timeout period for each individual test.
     #
     def timeout
       _load() unless( _loaded? )
 
-      @settings['timeout'] || 30
+      @settings['timeout'].to_i || 30
     end
 
 
 
     #
-    # The number of times to re-execute a test before
-    # considering it is failed.
+    # The number of times to re-execute a failing test
+    # before raising an alert.
     #
     def retries
       _load() unless( _loaded? )
@@ -102,7 +112,13 @@ module Custodian
 
 
     #
-    #  Should we sleep before repeating tests?
+    # When a test fails we repeat it up to five times.
+    #
+    # (The retries() method will return the number of repeats, but we default to five.)
+    #
+    # Here we configure a delay between those repeats.
+    #
+    # A delay of zero is permissable.
     #
     def retry_delay
       _load() unless( _loaded? )
@@ -132,7 +148,6 @@ module Custodian
 
 
 
-
     #
     # The filename for the logfile.
     #
-- 
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