1 files changed, 180 insertions, 0 deletions
diff --git a/spec/migrations/move_personal_snippets_files_spec.rb b/spec/migrations/move_personal_snippets_files_spec.rb
new file mode 100644
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+++ b/spec/migrations/move_personal_snippets_files_spec.rb
@@ -0,0 +1,180 @@
+require 'spec_helper'
+require Rails.root.join('db', 'post_migrate', '20170612071012_move_personal_snippets_files.rb')
+
+describe MovePersonalSnippetsFiles do
+  let(:migration) { described_class.new }
+  let(:test_dir) { File.join(Rails.root, "tmp", "tests", "move_snippet_files_test") }
+  let(:uploads_dir) { File.join(test_dir, 'uploads') }
+  let(:new_uploads_dir) { File.join(uploads_dir, 'system') }
+
+  before do
+    allow(CarrierWave).to receive(:root).and_return(test_dir)
+    allow(migration).to receive(:base_directory).and_return(test_dir)
+    FileUtils.remove_dir(test_dir) if File.directory?(test_dir)
+    allow(migration).to receive(:say)
+  end
+
+  describe "#up" do
+    let(:snippet) do
+      snippet = create(:personal_snippet)
+      create_upload('picture.jpg', snippet)
+      snippet.update(description: markdown_linking_file('picture.jpg', snippet))
+      snippet
+    end
+
+    let(:snippet_with_missing_file) do
+      snippet = create(:snippet)
+      create_upload('picture.jpg', snippet, create_file: false)
+      snippet.update(description: markdown_linking_file('picture.jpg', snippet))
+      snippet
+    end
+
+    it 'moves the files' do
+      source_path = File.join(uploads_dir, model_file_path('picture.jpg', snippet))
+      destination_path = File.join(new_uploads_dir, model_file_path('picture.jpg', snippet))
+
+      migration.up
+
+      expect(File.exist?(source_path)).to be_falsy
+      expect(File.exist?(destination_path)).to be_truthy
+    end
+
+    describe 'updating the markdown' do
+      it 'includes the new path when the file exists' do
+        secret = "secret#{snippet.id}"
+        file_location = "/uploads/system/personal_snippet/#{snippet.id}/#{secret}/picture.jpg"
+
+        migration.up
+
+        expect(snippet.reload.description).to include(file_location)
+      end
+
+      it 'does not update the markdown when the file is missing' do
+        secret = "secret#{snippet_with_missing_file.id}"
+        file_location = "/uploads/personal_snippet/#{snippet_with_missing_file.id}/#{secret}/picture.jpg"
+
+        migration.up
+
+        expect(snippet_with_missing_file.reload.description).to include(file_location)
+      end
+
+      it 'updates the note markdown' do
+        secret = "secret#{snippet.id}"
+        file_location = "/uploads/system/personal_snippet/#{snippet.id}/#{secret}/picture.jpg"
+        markdown = markdown_linking_file('picture.jpg', snippet)
+        note = create(:note_on_personal_snippet, noteable: snippet, note: "with #{markdown}")
+
+        migration.up
+
+        expect(note.reload.note).to include(file_location)
+      end
+    end
+  end
+
+  describe "#down" do
+    let(:snippet) do
+      snippet = create(:personal_snippet)
+      create_upload('picture.jpg', snippet, in_new_path: true)
+      snippet.update(description: markdown_linking_file('picture.jpg', snippet, in_new_path: true))
+      snippet
+    end
+
+    let(:snippet_with_missing_file) do
+      snippet = create(:personal_snippet)
+      create_upload('picture.jpg', snippet, create_file: false, in_new_path: true)
+      snippet.update(description: markdown_linking_file('picture.jpg', snippet, in_new_path: true))
+      snippet
+    end
+
+    it 'moves the files' do
+      source_path = File.join(new_uploads_dir, model_file_path('picture.jpg', snippet))
+      destination_path = File.join(uploads_dir, model_file_path('picture.jpg', snippet))
+
+      migration.down
+
+      expect(File.exist?(source_path)).to be_falsey
+      expect(File.exist?(destination_path)).to be_truthy
+    end
+
+    describe 'updating the markdown' do
+      it 'includes the new path when the file exists' do
+        secret = "secret#{snippet.id}"
+        file_location = "/uploads/personal_snippet/#{snippet.id}/#{secret}/picture.jpg"
+
+        migration.down
+
+        expect(snippet.reload.description).to include(file_location)
+      end
+
+      it 'keeps the markdown as is when the file is missing' do
+        secret = "secret#{snippet_with_missing_file.id}"
+        file_location = "/uploads/system/personal_snippet/#{snippet_with_missing_file.id}/#{secret}/picture.jpg"
+
+        migration.down
+
+        expect(snippet_with_missing_file.reload.description).to include(file_location)
+      end
+
+      it 'updates the note markdown' do
+        markdown = markdown_linking_file('picture.jpg', snippet, in_new_path: true)
+        secret = "secret#{snippet.id}"
+        file_location = "/uploads/personal_snippet/#{snippet.id}/#{secret}/picture.jpg"
+        note = create(:note_on_personal_snippet, noteable: snippet, note: "with #{markdown}")
+
+        migration.down
+
+        expect(note.reload.note).to include(file_location)
+      end
+    end
+  end
+
+  describe '#update_markdown' do
+    it 'escapes sql in the snippet description' do
+      migration.instance_variable_set('@source_relative_location', '/uploads/personal_snippet')
+      migration.instance_variable_set('@destination_relative_location', '/uploads/system/personal_snippet')
+
+      secret = '123456789'
+      filename = 'hello.jpg'
+      snippet = create(:personal_snippet)
+
+      path_before = "/uploads/personal_snippet/#{snippet.id}/#{secret}/#{filename}"
+      path_after = "/uploads/system/personal_snippet/#{snippet.id}/#{secret}/#{filename}"
+      description_before = "Hello world; ![image](#{path_before})'; select * from users;"
+      description_after = "Hello world; ![image](#{path_after})'; select * from users;"
+
+      migration.update_markdown(snippet.id, secret, filename, description_before)
+
+      expect(snippet.reload.description).to eq(description_after)
+    end
+  end
+
+  def create_upload(filename, snippet, create_file: true, in_new_path: false)
+    secret = "secret#{snippet.id}"
+    absolute_path = if in_new_path
+                      File.join(new_uploads_dir, model_file_path(filename, snippet))
+                    else
+                      File.join(uploads_dir, model_file_path(filename, snippet))
+                    end
+
+    if create_file
+      FileUtils.mkdir_p(File.dirname(absolute_path))
+      FileUtils.touch(absolute_path)
+    end
+
+    create(:upload, model: snippet, path: "#{secret}/#{filename}", uploader: PersonalFileUploader)
+  end
+
+  def markdown_linking_file(filename, snippet, in_new_path: false)
+    markdown =  "![#{filename.split('.')[0]}]"
+    markdown += '(/uploads'
+    markdown += '/system' if in_new_path
+    markdown += "/#{model_file_path(filename, snippet)})"
+    markdown
+  end
+
+  def model_file_path(filename, snippet)
+    secret = "secret#{snippet.id}"
+
+    File.join('personal_snippet', snippet.id.to_s, secret, filename)
+  end
+end