Add Blob#symlink? boolean method

Changelog: added

app/models/blob.rb

@@ -178,6 +178,10 @@ class Blob < SimpleDelegator
     end
   end
 
+  def symlink?
+    mode == MODE_SYMLINK
+  end
+
   def extension
     @extension ||= extname.downcase.delete('.')
   end

app/views/projects/blob/_header_content.html.haml

@@ -9,7 +9,7 @@
   = copy_file_path_button(blob.path)
 
   %small.mr-1
-    - if blob.mode == Blob::MODE_SYMLINK
+    - if blob.symlink?
       = _('Symbolic link') << ' ·'
     = number_to_human_size(blob.raw_size)
 

spec/models/blob_spec.rb

@@ -215,6 +215,20 @@ RSpec.describe Blob do
     end
   end
 
+  describe '#symlink?' do
+    it 'is true for symlinks' do
+      symlink_blob = fake_blob(path: 'file', mode: '120000')
+
+      expect(symlink_blob.symlink?).to eq true
+    end
+
+    it 'is false for non-symlinks' do
+      non_symlink_blob = fake_blob(path: 'file', mode: '100755')
+
+      expect(non_symlink_blob.symlink?).to eq false
+    end
+  end
+
   describe '#extension' do
     it 'returns the extension' do
       blob = fake_blob(path: 'file.md')

spec/support/helpers/fake_blob_helpers.rb

@@ -4,13 +4,14 @@ module FakeBlobHelpers
   class FakeBlob
     include BlobLike
 
-    attr_reader :path, :size, :data, :lfs_oid, :lfs_size
+    attr_reader :path, :size, :data, :lfs_oid, :lfs_size, :mode
 
-    def initialize(path: 'file.txt', size: 1.kilobyte, data: 'foo', binary: false, lfs: nil)
+    def initialize(path: 'file.txt', size: 1.kilobyte, data: 'foo', binary: false, lfs: nil, mode: nil)
       @path = path
       @size = size
       @data = data
       @binary = binary
+      @mode = mode
 
       @lfs_pointer = lfs.present?
       if @lfs_pointer