From f0095397fd8a61367d39ae76bf63fb1c48885bbc Mon Sep 17 00:00:00 2001
From: Adam Jahn <ajjahn@gmail.com>
Date: Fri, 8 Jul 2016 15:05:48 -0400
Subject: implement helpers and reduce test duplication

---
 spec/support/augeas.rb | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 spec/support/augeas.rb

(limited to 'spec/support')

diff --git a/spec/support/augeas.rb b/spec/support/augeas.rb
new file mode 100644
index 0000000..4912e1a
--- /dev/null
+++ b/spec/support/augeas.rb
@@ -0,0 +1,67 @@
+require "delegate"
+
+module Augeas
+  class Change
+    attr_reader :target, :name, :delimiter
+
+    def initialize(target, name, value = nil, delimiter = "\"")
+      @target = target
+      @name = name
+      @value = value
+      @delimiter = delimiter
+    end
+
+    def to_s
+      "#{action} #{delimiter}target[. = '#{target}']/#{name}#{delimiter}#{value}"
+    end
+
+    def hash
+      [target, name, Change].hash
+    end
+
+    def eql?(other)
+      other.is_a?(self.class) && [other.target, other.name] == [target, name]
+    end
+
+    private
+
+    def action
+      return "set" unless @value.nil?
+      "rm "
+    end
+
+    def value
+      " #{@value}" if @value
+    end
+  end
+
+  class ChangeSet
+    def initialize
+      @set = {}
+    end
+
+    def <<(change)
+      @set[change] = change
+    end
+
+    def to_a
+      changes
+    end
+
+    def changes
+      @set.values.map(&:to_s)
+    end
+  end
+
+  class TargetedChangeSet < DelegateClass(ChangeSet)
+    def initialize(target)
+      @target = target
+      super(ChangeSet.new)
+    end
+
+    def with(*args)
+      self << Change.new(@target, *args)
+      self
+    end
+  end
+end
-- 
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