Add regression test for #413

Fixes #413.

3 files changed, 22 insertions, 0 deletions

diff --git a/hoogle-test/ref/type-sigs/test.txt b/hoogle-test/ref/type-sigs/test.txt
new file mode 100644
index 00000000..ec5f5043
--- /dev/null
+++ b/hoogle-test/ref/type-sigs/test.txt
@@ -0,0 +1,16 @@
+-- Hoogle documentation, generated by Haddock
+-- See Hoogle, http://www.haskell.org/hoogle/
+
+@package test
+@version 0.0.0
+
+module ReaderT
+newtype ReaderT r m a
+ReaderT :: r -> m a -> ReaderT r m a
+[runReaderT] :: ReaderT r m a -> r -> m a
+
+module ReaderTReexport
+newtype ReaderT r m a
+ReaderT :: r -> m a -> ReaderT r m a
+[runReaderT] :: ReaderT r m a -> r -> m a
+runReaderT :: ReaderT r m a -> r -> m a
diff --git a/hoogle-test/src/type-sigs/ReaderT.hs b/hoogle-test/src/type-sigs/ReaderT.hs
new file mode 100644
index 00000000..009c7ed2
--- /dev/null
+++ b/hoogle-test/src/type-sigs/ReaderT.hs
@@ -0,0 +1,3 @@
+module ReaderT where
+
+newtype ReaderT r m a = ReaderT { runReaderT :: r -> m a }
diff --git a/hoogle-test/src/type-sigs/ReaderTReexport.hs b/hoogle-test/src/type-sigs/ReaderTReexport.hs
new file mode 100644
index 00000000..21fa44ee
--- /dev/null
+++ b/hoogle-test/src/type-sigs/ReaderTReexport.hs
@@ -0,0 +1,3 @@
+module ReaderTReexport (ReaderT(..), runReaderT) where
+
+import ReaderT