From b60dc5caac0d99eb3f0f8c139050ac4f3ea08e16 Mon Sep 17 00:00:00 2001
From: Marica Odagaki <marica@noredink.com>
Date: Mon, 10 Jul 2017 18:44:55 -0700
Subject: [PATCH] Add test

---
 tests/test_elm_package.py | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 tests/test_elm_package.py

diff --git a/tests/test_elm_package.py b/tests/test_elm_package.py
new file mode 100644
index 0000000..46a5138
--- /dev/null
+++ b/tests/test_elm_package.py
@@ -0,0 +1,10 @@
+import elm_package
+
+
+def test_sync_deps_messages_when_version_is_changed():
+    from_deps = {'core': '1.0.0'}
+    to_deps = {'core': '0.1.0'}
+
+    messages, new_deps = elm_package.sync_deps(from_deps, to_deps)
+    assert len(messages) == 1
+    assert '0.1.0 to 1.0.0' in messages[0]