Link GPX fixture files instead of stubbing

Gemfile

@@ -103,7 +103,6 @@ end
 # Gems needed for running tests
 group :test do
   gem "minitest", "~> 5.1", :platforms => [:ruby_19, :ruby_20]
-  gem "minitest-stub_any_instance"
   gem "rubocop"
   gem "timecop"
   gem "webmock"

Gemfile.lock

@@ -157,7 +157,6 @@ GEM
     mimemagic (0.3.0)
     mini_portile2 (2.1.0)
     minitest (5.10.1)
-    minitest-stub_any_instance (1.0.1)
     multi_json (1.12.1)
     multi_xml (0.6.0)
     multipart-post (2.0.0)
@@ -355,7 +354,6 @@ DEPENDENCIES
   libxml-ruby (>= 2.0.5)
   logstasher
   minitest (~> 5.1)
-  minitest-stub_any_instance
   oauth-plugin (>= 0.5.1)
   omniauth
   omniauth-facebook

app/models/trace.rb

@@ -95,7 +95,7 @@ class Trace < ActiveRecord::Base
   end
 
   def mime_type
-    filetype = `/usr/bin/file -bz #{trace_name}`.chomp
+    filetype = `/usr/bin/file -Lbz #{trace_name}`.chomp
     gzipped = filetype =~ /gzip compressed/
     bzipped = filetype =~ /bzip2 compressed/
     zipped = filetype =~ /Zip archive/
@@ -117,7 +117,7 @@ class Trace < ActiveRecord::Base
   end
 
   def extension_name
-    filetype = `/usr/bin/file -bz #{trace_name}`.chomp
+    filetype = `/usr/bin/file -Lbz #{trace_name}`.chomp
     gzipped = filetype =~ /gzip compressed/
     bzipped = filetype =~ /bzip2 compressed/
     zipped = filetype =~ /Zip archive/
@@ -218,7 +218,7 @@ class Trace < ActiveRecord::Base
 
   def xml_file
     # TODO: *nix specific, could do to work on windows... would be functionally inferior though - check for '.gz'
-    filetype = `/usr/bin/file -bz #{trace_name}`.chomp
+    filetype = `/usr/bin/file -Lbz #{trace_name}`.chomp
     gzipped = filetype =~ /gzip compressed/
     bzipped = filetype =~ /bzip2 compressed/
     zipped = filetype =~ /Zip archive/

test/controllers/trace_controller_test.rb

@@ -6,13 +6,16 @@ class TraceControllerTest < ActionController::TestCase
 
   def setup
     @gpx_trace_dir = Object.send("remove_const", "GPX_TRACE_DIR")
-    Object.const_set("GPX_TRACE_DIR", File.dirname(__FILE__) + "/../traces")
+    Object.const_set("GPX_TRACE_DIR", Rails.root.join("test", "gpx", "traces"))
 
     @gpx_image_dir = Object.send("remove_const", "GPX_IMAGE_DIR")
-    Object.const_set("GPX_IMAGE_DIR", File.dirname(__FILE__) + "/../traces")
+    Object.const_set("GPX_IMAGE_DIR", Rails.root.join("test", "gpx", "images"))
   end
 
   def teardown
+    File.unlink(*Dir.glob(File.join(GPX_TRACE_DIR, "*.gpx")))
+    File.unlink(*Dir.glob(File.join(GPX_IMAGE_DIR, "*.gif")))
+
     Object.send("remove_const", "GPX_TRACE_DIR")
     Object.const_set("GPX_TRACE_DIR", @gpx_trace_dir)
 
@@ -332,8 +335,8 @@ class TraceControllerTest < ActionController::TestCase
 
   # Test downloading a trace
   def test_data
-    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user))
-    Trace.stub_any_instance :trace_name, "#{GPX_TRACE_DIR}/a.gpx" do
+    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user), :fixture => "a")
+
     # First with no auth, which should work since the trace is public
     get :data, :display_name => users(:normal_user).display_name, :id => public_trace_file.id
     check_trace_data public_trace_file
@@ -346,12 +349,11 @@ class TraceControllerTest < ActionController::TestCase
     get :data, { :display_name => users(:normal_user).display_name, :id => public_trace_file.id }, { :user => users(:normal_user).id }
     check_trace_data public_trace_file
   end
-  end
 
   # Test downloading a compressed trace
   def test_data_compressed
-    identifiable_trace_file = create(:trace, :visibility => "identifiable")
-    Trace.stub_any_instance :trace_name, "#{GPX_TRACE_DIR}/d.gpx" do
+    identifiable_trace_file = create(:trace, :visibility => "identifiable", :fixture => "d")
+
     # First get the data as is
     get :data, :display_name => users(:public_user).display_name, :id => identifiable_trace_file.id
     check_trace_data identifiable_trace_file, "application/x-gzip", "gpx.gz"
@@ -364,12 +366,11 @@ class TraceControllerTest < ActionController::TestCase
     get :data, :display_name => users(:public_user).display_name, :id => identifiable_trace_file.id, :format => "gpx"
     check_trace_data identifiable_trace_file
   end
-  end
 
   # Check an anonymous trace can't be downloaded by another user
   def test_data_anon
-    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user))
-    Trace.stub_any_instance :trace_name, "#{GPX_TRACE_DIR}/b.gpx" do
+    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user), :fixture => "b")
+
     # First with no auth
     get :data, :display_name => users(:public_user).display_name, :id => anon_trace_file.id
     assert_response :not_found
@@ -382,7 +383,6 @@ class TraceControllerTest < ActionController::TestCase
     get :data, { :display_name => users(:public_user).display_name, :id => anon_trace_file.id }, { :user => users(:public_user).id }
     check_trace_data anon_trace_file
   end
-  end
 
   # Test downloading a trace that doesn't exist
   def test_data_not_found
@@ -403,8 +403,8 @@ class TraceControllerTest < ActionController::TestCase
 
   # Test downloading the picture for a trace
   def test_picture
-    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user))
-    Trace.stub_any_instance :large_picture_name, "#{GPX_TRACE_DIR}/a.gif" do
+    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user), :fixture => "a")
+
     # First with no auth, which should work since the trace is public
     get :picture, :display_name => users(:normal_user).display_name, :id => public_trace_file.id
     check_trace_picture public_trace_file
@@ -417,12 +417,11 @@ class TraceControllerTest < ActionController::TestCase
     get :picture, { :display_name => users(:normal_user).display_name, :id => public_trace_file.id }, { :user => users(:normal_user).id }
     check_trace_picture public_trace_file
   end
-  end
 
   # Check the picture for an anonymous trace can't be downloaded by another user
   def test_picture_anon
-    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user))
-    Trace.stub_any_instance :large_picture_name, "#{GPX_TRACE_DIR}/b.gif" do
+    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user), :fixture => "b")
+
     # First with no auth
     get :picture, :display_name => users(:public_user).display_name, :id => anon_trace_file.id
     assert_response :forbidden
@@ -435,7 +434,6 @@ class TraceControllerTest < ActionController::TestCase
     get :picture, { :display_name => users(:public_user).display_name, :id => anon_trace_file.id }, { :user => users(:public_user).id }
     check_trace_picture anon_trace_file
   end
-  end
 
   # Test downloading the picture for a trace that doesn't exist
   def test_picture_not_found
@@ -455,8 +453,8 @@ class TraceControllerTest < ActionController::TestCase
 
   # Test downloading the icon for a trace
   def test_icon
-    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user))
-    Trace.stub_any_instance :icon_picture_name, "#{GPX_TRACE_DIR}/a_icon.gif" do
+    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user), :fixture => "a")
+
     # First with no auth, which should work since the trace is public
     get :icon, :display_name => users(:normal_user).display_name, :id => public_trace_file.id
     check_trace_icon public_trace_file
@@ -469,12 +467,11 @@ class TraceControllerTest < ActionController::TestCase
     get :icon, { :display_name => users(:normal_user).display_name, :id => public_trace_file.id }, { :user => users(:normal_user).id }
     check_trace_icon public_trace_file
   end
-  end
 
   # Check the icon for an anonymous trace can't be downloaded by another user
   def test_icon_anon
-    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user))
-    Trace.stub_any_instance :icon_picture_name, "#{GPX_TRACE_DIR}/b_icon.gif" do
+    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user), :fixture => "b")
+
     # First with no auth
     get :icon, :display_name => users(:public_user).display_name, :id => anon_trace_file.id
     assert_response :forbidden
@@ -487,7 +484,6 @@ class TraceControllerTest < ActionController::TestCase
     get :icon, { :display_name => users(:public_user).display_name, :id => anon_trace_file.id }, { :user => users(:public_user).id }
     check_trace_icon anon_trace_file
   end
-  end
 
   # Test downloading the icon for a trace that doesn't exist
   def test_icon_not_found
@@ -535,10 +531,9 @@ class TraceControllerTest < ActionController::TestCase
 
   # Test creating a trace
   def test_create_post
-    public_trace_file = create(:trace, :visibility => "public")
-    public_trace_file.stub :trace_name, "#{GPX_TRACE_DIR}/a.gpx" do
     # Get file to use
-      file = Rack::Test::UploadedFile.new(public_trace_file.trace_name, "application/gpx+xml")
+    fixture = Rails.root.join("test", "gpx", "fixtures", "a.gpx")
+    file = Rack::Test::UploadedFile.new(fixture, "application/gpx+xml")
 
     # First with no auth
     post :create, :trace => { :gpx_file => file, :description => "New Trace", :tagstring => "new,trace", :visibility => "trackable" }
@@ -557,11 +552,10 @@ class TraceControllerTest < ActionController::TestCase
     assert_equal %w(new trace), trace.tags.order(:tag).collect(&:tag)
     assert_equal "trackable", trace.visibility
     assert_equal false, trace.inserted
-      assert_equal File.new(public_trace_file.trace_name).read, File.new(trace.trace_name).read
+    assert_equal File.new(fixture).read, File.new(trace.trace_name).read
     trace.destroy
     assert_equal "trackable", users(:public_user).preferences.where(:k => "gps.trace.visibility").first.v
   end
-  end
 
   # Test fetching the edit page for a trace
   def test_edit_get
@@ -711,8 +705,8 @@ class TraceControllerTest < ActionController::TestCase
 
   # Test downloading a trace through the api
   def test_api_data
-    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user))
-    Trace.stub_any_instance :trace_name, "#{GPX_TRACE_DIR}/a.gpx" do
+    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user), :fixture => "a")
+
     # First with no auth
     get :api_data, :display_name => users(:normal_user).display_name, :id => public_trace_file.id
     assert_response :unauthorized
@@ -727,12 +721,11 @@ class TraceControllerTest < ActionController::TestCase
     get :api_data, :display_name => users(:normal_user).display_name, :id => public_trace_file.id
     check_trace_data public_trace_file
   end
-  end
 
   # Test downloading a compressed trace through the api
   def test_api_data_compressed
-    identifiable_trace_file = create(:trace, :visibility => "identifiable", :user => users(:public_user))
-    Trace.stub_any_instance :trace_name, "#{GPX_TRACE_DIR}/d.gpx" do
+    identifiable_trace_file = create(:trace, :visibility => "identifiable", :user => users(:public_user), :fixture => "d")
+
     # Authenticate as the owner of the trace we will be using
     basic_authorization(users(:public_user).display_name, "test")
 
@@ -748,12 +741,11 @@ class TraceControllerTest < ActionController::TestCase
     get :api_data, :display_name => users(:public_user).display_name, :id => identifiable_trace_file.id, :format => "gpx"
     check_trace_data identifiable_trace_file
   end
-  end
 
   # Check an anonymous trace can't be downloaded by another user through the api
   def test_api_data_anon
-    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user))
-    Trace.stub_any_instance :trace_name, "#{GPX_TRACE_DIR}/b.gpx" do
+    anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user), :fixture => "b")
+
     # First with no auth
     get :api_data, :display_name => users(:public_user).display_name, :id => anon_trace_file.id
     assert_response :unauthorized
@@ -768,7 +760,6 @@ class TraceControllerTest < ActionController::TestCase
     get :api_data, :display_name => users(:public_user).display_name, :id => anon_trace_file.id
     check_trace_data anon_trace_file
   end
-  end
 
   # Test downloading a trace that doesn't exist through the api
   def test_api_data_not_found
@@ -790,10 +781,9 @@ class TraceControllerTest < ActionController::TestCase
 
   # Test creating a trace through the api
   def test_api_create
-    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user))
-    public_trace_file.stub :trace_name, "#{GPX_TRACE_DIR}/a.gpx" do
     # Get file to use
-      file = Rack::Test::UploadedFile.new(public_trace_file.trace_name, "application/gpx+xml")
+    fixture = Rails.root.join("test", "gpx", "fixtures", "a.gpx")
+    file = Rack::Test::UploadedFile.new(fixture, "application/gpx+xml")
 
     # First with no auth
     post :api_create, :file => file, :description => "New Trace", :tags => "new,trace", :visibility => "trackable"
@@ -811,7 +801,7 @@ class TraceControllerTest < ActionController::TestCase
     assert_equal %w(new trace), trace.tags.order(:tag).collect(&:tag)
     assert_equal "trackable", trace.visibility
     assert_equal false, trace.inserted
-      assert_equal File.new(public_trace_file.trace_name).read, File.new(trace.trace_name).read
+    assert_equal File.new(fixture).read, File.new(trace.trace_name).read
     trace.destroy
     assert_equal "trackable", users(:public_user).preferences.where(:k => "gps.trace.visibility").first.v
 
@@ -829,7 +819,7 @@ class TraceControllerTest < ActionController::TestCase
     assert_equal %w(new trace), trace.tags.order(:tag).collect(&:tag)
     assert_equal "public", trace.visibility
     assert_equal false, trace.inserted
-      assert_equal File.new(public_trace_file.trace_name).read, File.new(trace.trace_name).read
+    assert_equal File.new(fixture).read, File.new(trace.trace_name).read
     trace.destroy
     assert_equal "public", users(:public_user).preferences.where(:k => "gps.trace.visibility").first.v
 
@@ -847,19 +837,17 @@ class TraceControllerTest < ActionController::TestCase
     assert_equal %w(new trace), trace.tags.order(:tag).collect(&:tag)
     assert_equal "private", trace.visibility
     assert_equal false, trace.inserted
-      assert_equal File.new(public_trace_file.trace_name).read, File.new(trace.trace_name).read
+    assert_equal File.new(fixture).read, File.new(trace.trace_name).read
     trace.destroy
     assert_equal "private", users(:second_public_user).preferences.where(:k => "gps.trace.visibility").first.v
   end
-  end
 
   # Check updating a trace through the api
   def test_api_update
-    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user))
+    public_trace_file = create(:trace, :visibility => "public", :user => users(:normal_user), :fixture => "a")
     deleted_trace_file = create(:trace, :deleted, :user => users(:public_user))
     anon_trace_file = create(:trace, :visibility => "private", :user => users(:public_user))
 
-    public_trace_file.stub :trace_name, "#{GPX_TRACE_DIR}/a.gpx" do
     # First with no auth
     content public_trace_file.to_xml
     put :api_update, :id => public_trace_file.id
@@ -902,7 +890,6 @@ class TraceControllerTest < ActionController::TestCase
     assert_equal nt.description, t.description
     assert_equal nt.visibility, t.visibility
   end
-  end
 
   # Check deleting a trace through the api
   def test_api_delete

test/controllers/user_controller_test.rb

@@ -813,7 +813,7 @@ class UserControllerTest < ActionController::TestCase
     assert_select "form#accountForm > fieldset > div.form-row > select#user_preferred_editor > option[selected]", false
 
     # Changing to an uploaded image should work
-    image = Rack::Test::UploadedFile.new("test/traces/a.gif", "image/gif")
+    image = Rack::Test::UploadedFile.new("test/gpx/fixtures/a.gif", "image/gif")
     post :account, { :display_name => user.display_name, :image_action => "new", :user => user.attributes.merge(:image => image) }, { :user => user.id }
     assert_response :success
     assert_template :account

test/factories/traces.rb

@@ -12,5 +12,20 @@ FactoryGirl.define do
     trait :deleted do
       visible false
     end
+
+    transient do
+      fixture nil
+    end
+
+    after(:create) do |trace, evaluator|
+      if evaluator.fixture
+        File.symlink(Rails.root.join("test", "gpx", "fixtures", "#{evaluator.fixture}.gpx"),
+                     Rails.root.join("test", "gpx", "traces", "#{trace.id}.gpx"))
+        File.symlink(Rails.root.join("test", "gpx", "fixtures", "#{evaluator.fixture}.gif"),
+                     Rails.root.join("test", "gpx", "images", "#{trace.id}.gif"))
+        File.symlink(Rails.root.join("test", "gpx", "fixtures", "#{evaluator.fixture}_icon.gif"),
+                     Rails.root.join("test", "gpx", "images", "#{trace.id}_icon.gif"))
+      end
+    end
   end
 end

test/models/trace_test.rb

@@ -7,13 +7,16 @@ class TraceTest < ActiveSupport::TestCase
 
   def setup
     @gpx_trace_dir = Object.send("remove_const", "GPX_TRACE_DIR")
-    Object.const_set("GPX_TRACE_DIR", File.dirname(__FILE__) + "/../traces")
+    Object.const_set("GPX_TRACE_DIR", Rails.root.join("test", "gpx", "traces"))
 
     @gpx_image_dir = Object.send("remove_const", "GPX_IMAGE_DIR")
-    Object.const_set("GPX_IMAGE_DIR", File.dirname(__FILE__) + "/../traces")
+    Object.const_set("GPX_IMAGE_DIR", Rails.root.join("test", "gpx", "images"))
   end
 
   def teardown
+    File.unlink(*Dir.glob(File.join(GPX_TRACE_DIR, "*.gpx")))
+    File.unlink(*Dir.glob(File.join(GPX_IMAGE_DIR, "*.gif")))
+
     Object.send("remove_const", "GPX_TRACE_DIR")
     Object.const_set("GPX_TRACE_DIR", @gpx_trace_dir)
 
@@ -166,10 +169,7 @@ class TraceTest < ActiveSupport::TestCase
   end
 
   def test_large_picture
-    trace = create(:trace)
-    picture = trace.stub :large_picture_name, "#{GPX_IMAGE_DIR}/a.gif" do
-      trace.large_picture
-    end
+    picture = File.read(Rails.root.join("test", "gpx", "fixtures", "a.gif"), :mode => "rb")
 
     trace = Trace.create
     trace.large_picture = picture
@@ -180,10 +180,7 @@ class TraceTest < ActiveSupport::TestCase
   end
 
   def test_icon_picture
-    trace = create(:trace)
-    picture = trace.stub :icon_picture_name, "#{GPX_IMAGE_DIR}/a_icon.gif" do
-      trace.icon_picture
-    end
+    picture = File.read(Rails.root.join("test", "gpx", "fixtures", "a_icon.gif"), :mode => "rb")
 
     trace = Trace.create
     trace.icon_picture = picture
@@ -201,24 +198,15 @@ class TraceTest < ActiveSupport::TestCase
   end
 
   def check_mime_type(id, mime_type)
-    trace = create(:trace)
-    trace.stub :trace_name, "#{GPX_TRACE_DIR}/#{id}.gpx" do
-      assert_equal mime_type, trace.mime_type
-    end
+    assert_equal mime_type, create(:trace, :fixture => id).mime_type
   end
 
   def check_extension_name(id, extension_name)
-    trace = create(:trace)
-    trace.stub :trace_name, "#{GPX_TRACE_DIR}/#{id}.gpx" do
-      assert_equal extension_name, trace.extension_name
-    end
+    assert_equal extension_name, create(:trace, :fixture => id).extension_name
   end
 
   def check_xml_file(id, md5sum)
-    trace = create(:trace)
-    trace.stub :trace_name, "#{GPX_TRACE_DIR}/#{id}.gpx" do
-      assert_equal md5sum, md5sum(trace.xml_file)
-    end
+    assert_equal md5sum, md5sum(create(:trace, :fixture => id).xml_file)
   end
 
   def trace_valid(attrs, result = true)