From fc5cfc8cca2d9650d0b7e1dcafe92bf69aedadf9 Mon Sep 17 00:00:00 2001
From: Peter Meier <peter.meier@immerda.ch>
Date: Thu, 9 Feb 2012 15:56:09 +0100
Subject: implement #11017 - make file_line type ensurable

* Implement a simple destroy method.
* Add tests for it
* Refactor code, so file is actually read only once. However, due
  to the nature how provider tests are run, we need to ensure that
  the file is read before we open it to write it.
---
 spec/unit/puppet/provider/file_line/ruby_spec.rb | 79 +++++++++++++++++-------
 1 file changed, 58 insertions(+), 21 deletions(-)

(limited to 'spec/unit/puppet/provider/file_line')

diff --git a/spec/unit/puppet/provider/file_line/ruby_spec.rb b/spec/unit/puppet/provider/file_line/ruby_spec.rb
index b03fc0e..b62e3a8 100644
--- a/spec/unit/puppet/provider/file_line/ruby_spec.rb
+++ b/spec/unit/puppet/provider/file_line/ruby_spec.rb
@@ -2,29 +2,66 @@ require 'puppet'
 require 'tempfile'
 provider_class = Puppet::Type.type(:file_line).provider(:ruby)
 describe provider_class do
-  before :each do
-    tmp = Tempfile.new('tmp')
-    @tmpfile = tmp.path
-    tmp.close!
-    @resource = Puppet::Type::File_line.new(
-      {:name => 'foo', :path => @tmpfile, :line => 'foo'}
-    )
-    @provider = provider_class.new(@resource)
-  end
-  it 'should detect if the line exists in the file' do
-    File.open(@tmpfile, 'w') do |fh|
-      fh.write('foo')
+  context "add" do
+    before :each do
+      tmp = Tempfile.new('tmp')
+      @tmpfile = tmp.path
+      tmp.close!
+      @resource = Puppet::Type::File_line.new(
+        {:name => 'foo', :path => @tmpfile, :line => 'foo'}
+      )
+      @provider = provider_class.new(@resource)
     end
-    @provider.exists?.should be_true
-  end
-  it 'should detect if the line does not exist in the file' do
-    File.open(@tmpfile, 'w') do |fh|
-      fh.write('foo1')
+    it 'should detect if the line exists in the file' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write('foo')
+      end
+      @provider.exists?.should be_true
+    end
+    it 'should detect if the line does not exist in the file' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write('foo1')
+      end
+      @provider.exists?.should be_nil
+    end
+    it 'should append to an existing file when creating' do
+      @provider.create
+      File.read(@tmpfile).chomp.should == 'foo'
     end
-    @provider.exists?.should be_nil
   end
-  it 'should append to an existing file when creating' do
-    @provider.create
-    File.read(@tmpfile).chomp.should == 'foo'
+
+  context "remove" do
+    before :each do
+      tmp = Tempfile.new('tmp')
+      @tmpfile = tmp.path
+      tmp.close!
+      @resource = Puppet::Type::File_line.new(
+        {:name => 'foo', :path => @tmpfile, :line => 'foo', :ensure => 'absent' }
+      )
+      @provider = provider_class.new(@resource)
+    end
+    it 'should remove the line if it exists' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write("foo1\nfoo\nfoo2")
+      end
+      @provider.destroy
+      File.read(@tmpfile).should eql("foo1\nfoo2")
+    end
+
+    it 'should remove the line without touching the last new line' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write("foo1\nfoo\nfoo2\n")
+      end
+      @provider.destroy
+      File.read(@tmpfile).should eql("foo1\nfoo2\n")
+    end
+
+    it 'should remove any occurence of the line' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write("foo1\nfoo\nfoo2\nfoo\nfoo")
+      end
+      @provider.destroy
+      File.read(@tmpfile).should eql("foo1\nfoo2\n")
+    end
   end
 end
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