chore: import upstream snapshot with attribution

python/ray/serve/tests/test_runtime_env.py

@@ -0,0 +1,90 @@
+import sys
+
+import pytest
+
+import ray
+from ray import serve
+from ray._common.test_utils import run_string_as_driver
+
+
+@pytest.mark.skipif(sys.platform == "win32", reason="Fail to create temp dir.")
+def test_failure_condition(ray_start, tmp_dir):
+    # Verify that the test conditions fail without passing the working dir.
+    with open("hello", "w") as f:
+        f.write("world")
+
+    driver = """
+import ray
+from ray import serve
+
+ray.init(address="auto")
+
+
+@serve.deployment
+class Test:
+    def __call__(self, *args):
+        return open("hello").read()
+
+handle = serve.run(Test.bind())
+try:
+    handle.remote().result()
+    assert False, "Should not get here"
+except FileNotFoundError:
+    pass
+"""
+
+    run_string_as_driver(driver)
+
+
+@pytest.mark.skipif(sys.platform == "win32", reason="Fail to create temp dir.")
+def test_working_dir_basic(ray_start, tmp_dir, ray_shutdown):
+    with open("hello", "w") as f:
+        f.write("world")
+    print("Wrote file")
+
+    ray.init(address="auto", namespace="serve", runtime_env={"working_dir": "."})
+    print("Initialized Ray")
+
+    @serve.deployment
+    class Test:
+        def __call__(self, *args):
+            return open("hello").read()
+
+    handle = serve.run(Test.bind())
+    print("Deployed")
+
+    assert handle.remote().result() == "world"
+
+
+@pytest.mark.skipif(sys.platform == "win32", reason="Fail to create temp dir.")
+def test_working_dir_connect_from_new_driver(ray_start, tmp_dir):
+    with open("hello", "w") as f:
+        f.write("world")
+
+    driver1 = """
+import ray
+from ray import serve
+
+job_config = ray.job_config.JobConfig(runtime_env={"working_dir": "."})
+ray.init(address="auto", namespace="serve", job_config=job_config)
+
+
+@serve.deployment
+class Test:
+    def __call__(self, *args):
+        return open("hello").read()
+
+handle = serve.run(Test.bind(), name="app")
+assert handle.remote().result() == "world"
+"""
+
+    run_string_as_driver(driver1)
+
+    driver2 = driver1 + "\nserve.delete('app')"
+    run_string_as_driver(driver2)
+
+
+if __name__ == "__main__":
+    import sys
+
+    sys.exit(pytest.main(["-sv", __file__]))