1 files changed, 117 insertions, 20 deletions
diff --git a/spec/unit/puppet/provider/file_line/ruby_spec.rb b/spec/unit/puppet/provider/file_line/ruby_spec.rb
index b03fc0e..7857d39 100644
--- a/spec/unit/puppet/provider/file_line/ruby_spec.rb
+++ b/spec/unit/puppet/provider/file_line/ruby_spec.rb
@@ -2,29 +2,126 @@ 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 "when adding" do
+    before :each do
+      # TODO: these should be ported over to use the PuppetLabs spec_helper
+      #  file fixtures once the following pull request has been merged:
+      # https://github.com/puppetlabs/puppetlabs-stdlib/pull/73/files
+      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')
+      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_true
   end
-  it 'should detect if the line does not exist in the file' do
-    File.open(@tmpfile, 'w') do |fh|
-      fh.write('foo1')
+
+  context "when matching" do
+    before :each do
+      # TODO: these should be ported over to use the PuppetLabs spec_helper
+      #  file fixtures once the following pull request has been merged:
+      # https://github.com/puppetlabs/puppetlabs-stdlib/pull/73/files
+      tmp = Tempfile.new('tmp')
+      @tmpfile = tmp.path
+      tmp.close!
+      @resource = Puppet::Type::File_line.new(
+          {
+           :name => 'foo',
+           :path => @tmpfile,
+           :line => 'foo = bar',
+           :match => '^foo\s*=.*$',
+          }
+      )
+      @provider = provider_class.new(@resource)
+    end
+
+    it 'should raise an error if more than one line matches, and should not have modified the file' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write("foo1\nfoo=blah\nfoo2\nfoo=baz")
+      end
+      @provider.exists?.should be_nil
+      expect { @provider.create }.to raise_error(Puppet::Error, /More than one line.*matches/)
+      File.read(@tmpfile).should eql("foo1\nfoo=blah\nfoo2\nfoo=baz")
+    end
+
+    it 'should replace a line that matches' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write("foo1\nfoo=blah\nfoo2")
+      end
+      @provider.exists?.should be_nil
+      @provider.create
+      File.read(@tmpfile).chomp.should eql("foo1\nfoo = bar\nfoo2")
+    end
+    it 'should add a new line if no lines match' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write("foo1\nfoo2")
+      end
+      @provider.exists?.should be_nil
+      @provider.create
+      File.read(@tmpfile).should eql("foo1\nfoo2\nfoo = bar\n")
+    end
+    it 'should do nothing if the exact line already exists' do
+      File.open(@tmpfile, 'w') do |fh|
+        fh.write("foo1\nfoo = bar\nfoo2")
+      end
+      @provider.exists?.should be_true
+      @provider.create
+      File.read(@tmpfile).chomp.should eql("foo1\nfoo = bar\nfoo2")
     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 "when removing" do
+    before :each do
+      # TODO: these should be ported over to use the PuppetLabs spec_helper
+      #  file fixtures once the following pull request has been merged:
+      # https://github.com/puppetlabs/puppetlabs-stdlib/pull/73/files
+      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