Clean-up images after test script run (#9)

.version

@@ -1 +1 @@
-0.0.7
+0.0.8

README.md

@@ -6,7 +6,7 @@
 
 This is a simple GitHub Action that checks Golang codebases for potential Nil panics.
 
-Behind the hood, it uses Uber's `nilaway` static analysis tool.
+Under the hood, it uses Uber's `nilaway` static analysis tool.
 More useful information about it can be found in [this](https://www.uber.com/en-GB/blog/nilaway-practical-nil-panic-detection-for-go/)
 Uber blog post or on their GitHub [repository](https://github.com/uber-go/nilaway).
 

tests/test.py

@@ -17,6 +17,7 @@ def test_healthy_package(client, image):
     logs = container.logs(stdout=True, stderr=True).decode("utf-8")
     print(exit_code, "\n", logs)
 
+    container.stop()
     container.remove()
 
     assert exit_code["StatusCode"] == 0
@@ -38,6 +39,7 @@ def test_unhealthy_package(client, image):
     logs = container.logs(stdout=True, stderr=True).decode("utf-8")
     print(exit_code, "\n", logs)
 
+    container.stop()
     container.remove()
 
     assert exit_code["StatusCode"] != 0
@@ -46,13 +48,15 @@ def test_unhealthy_package(client, image):
 
 def main():
     client = docker.from_env()
-    image, _ = client.images.build(path="../", tag="nilaway-action-test-image")
+    image, _ = client.images.build(path="../", tag="nilaway-action-test-image", rm=True)
 
     test_healthy_package(client, image)
     test_unhealthy_package(client, image)
 
     print("All tests passed!")
 
+    client.images.remove(image.id)
+
 
 if __name__ == "__main__":
     main()