diff --git a/tests/cohttp/dune b/tests/cohttp/dune
index b467b27c..162b785a 100644
--- a/tests/cohttp/dune
+++ b/tests/cohttp/dune
@@ -1,4 +1,4 @@
 (tests
- (names test_get_url)
+ (names test_urls)
  (package opentelemetry-client-cohttp-lwt)
  (libraries opentelemetry opentelemetry-client-cohttp-lwt))
diff --git a/tests/cohttp/test_get_url.expected b/tests/cohttp/test_get_url.expected
deleted file mode 100644
index 400f46eb..00000000
--- a/tests/cohttp/test_get_url.expected
+++ /dev/null
@@ -1 +0,0 @@
-cohttp url = http://localhost:3000
diff --git a/tests/cohttp/test_get_url.ml b/tests/cohttp/test_get_url.ml
deleted file mode 100644
index 40d9b11d..00000000
--- a/tests/cohttp/test_get_url.ml
+++ /dev/null
@@ -1,8 +0,0 @@
-let url = "http://localhost:3000"
-
-let cohttp () =
-  let config = Opentelemetry_client_cohttp_lwt.Config.make ~url () in
-  Opentelemetry_client_cohttp_lwt.with_setup ~config () @@ fun () ->
-  print_endline @@ Printf.sprintf "cohttp url = %s" url
-
-let () = cohttp ()
diff --git a/tests/ocurl/test_get_url.expected b/tests/cohttp/test_urls.expected
similarity index 100%
rename from tests/ocurl/test_get_url.expected
rename to tests/cohttp/test_urls.expected
diff --git a/tests/cohttp/test_urls.ml b/tests/cohttp/test_urls.ml
new file mode 100644
index 00000000..73d4e924
--- /dev/null
+++ b/tests/cohttp/test_urls.ml
@@ -0,0 +1,97 @@
+open Opentelemetry_client_cohttp_lwt
+
+let test_urls ~name config =
+  Printf.printf "--- %s ---\n" name;
+  Printf.printf "url_traces = %s\n" config.Config.url_traces;
+  Printf.printf "url_metrics = %s\n" config.Config.url_metrics;
+  Printf.printf "url_logs = %s\n" config.Config.url_logs;
+  print_endline "------\n"
+
+let default_url () =
+  let config = Config.make () in
+  test_urls ~name:"default_url" config
+
+let base_url_from_config () =
+  let config = Config.make ~url:"http://localhost:3000" () in
+  test_urls ~name:"base_url_from_config" config
+
+let base_url_from_env () =
+  Unix.putenv "OTEL_EXPORTER_OTLP_ENDPOINT" "http://localhost:5000";
+  let config = Config.make () in
+  test_urls ~name:"base_url_from_env" config
+
+let base_url_from_both_config_and_env () =
+  (* url from config should take precedence *)
+  Unix.putenv "OTEL_EXPORTER_OTLP_ENDPOINT" "http://localhost:5000";
+  let config = Config.make ~url:"http://localhost:3000" () in
+  test_urls ~name:"base_url_from_both_config_and_env" config
+
+let override_trace_url_from_config () =
+  let config =
+    Config.make ~url:"http://localhost:3000"
+      ~url_traces:"http://localhost:3001/send/traces" ()
+  in
+  test_urls ~name:"override_trace_url_from_config" config
+
+let override_trace_url_from_env () =
+  Unix.putenv "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT"
+    "http://localhost:3001/send/traces";
+  let config = Config.make () in
+  test_urls ~name:"override_trace_url_from_config" config
+
+let override_trace_url_from_both_config_and_env () =
+  Unix.putenv "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT"
+    "http://localhost:3001/send/traces/env";
+  let config =
+    Config.make ~url_traces:"http://localhost:3001/send/traces/config" ()
+  in
+  test_urls ~name:"override_trace_url_from_both_config_and_env" config
+
+let set_all_in_config () =
+  let config =
+    Config.make ~url_traces:"http://localhost:3001/send/traces"
+      ~url_metrics:"http://localhost:3002/send/metrics"
+      ~url_logs:"http://localhost:3003/send/logs" ()
+  in
+  test_urls ~name:"set_all_in_config" config
+
+let set_all_in_env () =
+  Unix.putenv "OTEL_EXPORTER_OTLP_TRACES_ENDPOINT"
+    "http://localhost:3001/send/traces";
+  Unix.putenv "OTEL_EXPORTER_OTLP_METRICS_ENDPOINT"
+    "http://localhost:3002/send/metrics";
+  Unix.putenv "OTEL_EXPORTER_OTLP_LOGS_ENDPOINT"
+    "http://localhost:3003/send/logs";
+  let config = Config.make () in
+  test_urls ~name:"set_all_in_config" config
+
+let remove_trailing_slash_config () =
+  let config = Config.make ~url:"http://localhost:3000/" () in
+  test_urls ~name:"remove_trailing_slash_config" config
+
+let remove_trailing_slash_env () =
+  Unix.putenv "OTEL_EXPORTER_OTLP_ENDPOINT" "http://localhost:3000/";
+  let config = Config.make () in
+  test_urls ~name:"remove_trailing_slash_config" config
+
+let () = default_url ()
+
+let () = base_url_from_config ()
+
+let () = base_url_from_env ()
+
+let () = base_url_from_both_config_and_env ()
+
+let () = override_trace_url_from_config ()
+
+let () = override_trace_url_from_env ()
+
+let () = override_trace_url_from_both_config_and_env ()
+
+let () = set_all_in_config ()
+
+let () = set_all_in_env ()
+
+let () = remove_trailing_slash_config ()
+
+let () = remove_trailing_slash_env ()
diff --git a/tests/ocurl/dune b/tests/ocurl/dune
index 18a15fca..499e9ea3 100644
--- a/tests/ocurl/dune
+++ b/tests/ocurl/dune
@@ -1,5 +1,4 @@
-
 (tests
- (names test_get_url)
+ (names test_urls)
  (package opentelemetry-client-ocurl)
  (libraries opentelemetry opentelemetry-client-ocurl))
diff --git a/tests/ocurl/test_urls.expected b/tests/ocurl/test_urls.expected
new file mode 100644
index 00000000..56d92a58
--- /dev/null
+++ b/tests/ocurl/test_urls.expected
@@ -0,0 +1,66 @@
+--- default_url ---
+url_traces = http://localhost:4318/v1/traces
+url_metrics = http://localhost:4318/v1/metrics
+url_logs = http://localhost:4318/v1/logs
+------
+
+--- base_url_from_config ---
+url_traces = http://localhost:3000/v1/traces
+url_metrics = http://localhost:3000/v1/metrics
+url_logs = http://localhost:3000/v1/logs
+------
+
+--- base_url_from_env ---
+url_traces = http://localhost:5000/v1/traces
+url_metrics = http://localhost:5000/v1/metrics
+url_logs = http://localhost:5000/v1/logs
+------
+
+--- base_url_from_both_config_and_env ---
+url_traces = http://localhost:3000/v1/traces
+url_metrics = http://localhost:3000/v1/metrics
+url_logs = http://localhost:3000/v1/logs
+------
+
+--- override_trace_url_from_config ---
+url_traces = http://localhost:3001/send/traces
+url_metrics = http://localhost:3000/v1/metrics
+url_logs = http://localhost:3000/v1/logs
+------
+
+--- override_trace_url_from_config ---
+url_traces = http://localhost:3001/send/traces
+url_metrics = http://localhost:5000/v1/metrics
+url_logs = http://localhost:5000/v1/logs
+------
+
+--- override_trace_url_from_both_config_and_env ---
+url_traces = http://localhost:3001/send/traces/config
+url_metrics = http://localhost:5000/v1/metrics
+url_logs = http://localhost:5000/v1/logs
+------
+
+--- set_all_in_config ---
+url_traces = http://localhost:3001/send/traces
+url_metrics = http://localhost:3002/send/metrics
+url_logs = http://localhost:3003/send/logs
+------
+
+--- set_all_in_config ---
+url_traces = http://localhost:3001/send/traces
+url_metrics = http://localhost:3002/send/metrics
+url_logs = http://localhost:3003/send/logs
+------
+
+--- remove_trailing_slash_config ---
+url_traces = http://localhost:3001/send/traces
+url_metrics = http://localhost:3002/send/metrics
+url_logs = http://localhost:3003/send/logs
+------
+
+--- remove_trailing_slash_config ---
+url_traces = http://localhost:3001/send/traces
+url_metrics = http://localhost:3002/send/metrics
+url_logs = http://localhost:3003/send/logs
+------
+
diff --git a/tests/ocurl/test_get_url.ml b/tests/ocurl/test_urls.ml
similarity index 100%
rename from tests/ocurl/test_get_url.ml
rename to tests/ocurl/test_urls.ml