detect being inside a rails application even from a subdirectory

Signed-off-by: David Heinemeier Hansson <david@loudthinking.com>

1 files changed, 22 insertions, 0 deletions

diff --git a/railties/test/script_rails_loader_test.rb b/railties/test/script_rails_loader_test.rb
new file mode 100644
index 0000000000..2a87e5cb58
--- /dev/null
+++ b/railties/test/script_rails_loader_test.rb
@@ -0,0 +1,22 @@
+require 'abstract_unit'
+require 'rails/script_rails_loader'
+
+class ScriptRailsLoaderTest < ActiveSupport::TestCase
+  
+  test "is in a rails application if script/rails exists" do
+    File.stubs(:exists?).returns(true)
+    assert Rails::ScriptRailsLoader.in_rails_application?
+  end
+  
+  test "is in a rails application if parent directory has script/rails" do
+    File.stubs(:exists?).with("/foo/bar/script/rails").returns(false)
+    File.stubs(:exists?).with("/foo/script/rails").returns(true)
+    assert Rails::ScriptRailsLoader.in_rails_application_subdirectory?(Pathname.new("/foo/bar"))
+  end
+  
+  test "is not in a rails application if at the root directory and doesn't have script/rails" do
+    Pathname.any_instance.stubs(:root?).returns true
+    assert !Rails::ScriptRailsLoader.in_rails_application?
+  end
+  
+end
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