add symlink file integration tests

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>

test/runner/tests/file_test.rb

@@ -1,6 +1,7 @@
+# encoding: utf-8
 
 describe 'file interface' do
-  let(:backend) { get_backend.call() }
+  let(:backend) { get_backend.call }
 
   describe 'regular file' do
     let(:file) { backend.file('/tmp/file') }
@@ -41,8 +42,86 @@ describe 'file interface' do
       file.mode?(00764).must_equal(false)
     end
 
-    it 'has no link_target' do
-      file.link_target.must_equal('')
+    it 'has no link_path' do
+      file.link_path.must_be_nil
+    end
+
+    it 'has an md5sum' do
+      file.md5sum.must_equal('5eb63bbbe01eeed093cb22bb8f5acdc3')
+    end
+
+    it 'has an sha256sum' do
+      file.sha256sum.must_equal('b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9')
+    end
+
+    it 'has a modified time' do
+      # Must be in within 1800s (30min) of the current time
+      file.mtime.must_be_close_to(Time.now.to_i, 1000)
+    end
+
+    it 'has size' do
+      # Must be around 11 Bytes, +- 4
+      file.size.must_be_close_to(11, 4)
+    end
+
+    it 'has no selinux_label' do
+      file.selinux_label.must_equal(nil)
+    end
+
+    it 'has no product_version' do
+      file.product_version.must_equal(nil)
+    end
+
+    it 'has no file_version' do
+      file.file_version.must_equal(nil)
+    end
+  end
+
+  describe 'symlink file' do
+    let(:file) { backend.file('/tmp/symlink') }
+
+    it 'exists' do
+      file.exists?.must_equal(true)
+    end
+
+    it 'is a symlink' do
+      file.symlink?.must_equal(true)
+    end
+
+    it 'is pointing to a file' do
+      file.file?.must_equal(true)
+    end
+
+    it 'is not pointing to a folder' do
+      file.directory?.must_equal(false)
+    end
+
+    it 'has type :symlink' do
+      file.type.must_equal(:symlink)
+    end
+
+    it 'has content' do
+      file.content.must_equal('hello world')
+    end
+
+    it 'has owner name root' do
+      file.owner.must_equal('root')
+    end
+
+    it 'has group name root' do
+      file.group.must_equal('root')
+    end
+
+    it 'has mode 0777' do
+      file.mode.must_equal(00777)
+    end
+
+    it 'checks mode? 0777' do
+      file.mode?(00777).must_equal(true)
+    end
+
+    it 'has link_path' do
+      file.link_path.must_equal('/tmp/file')
     end
 
     it 'has an md5sum' do