diff --git a/lua/neotest-golang/options.lua b/lua/neotest-golang/options.lua
index d6af4826..83412541 100644
--- a/lua/neotest-golang/options.lua
+++ b/lua/neotest-golang/options.lua
@@ -6,6 +6,7 @@ local Opts = {}
 
 --- Create a new options object.
 function Opts:new(opts)
+  -- end-user options below.
   self.go_test_args = opts.go_test_args
     or {
       "-v",
@@ -16,6 +17,9 @@ function Opts:new(opts)
   self.dap_go_enabled = opts.dap_go_enabled or false
   self.dap_go_opts = opts.dap_go_opts or {}
   self.warn_test_name_dupes = opts.warn_test_name_dupes or true
+
+  -- dev options below, not meant for end-users.
+  self.debug_test_not_associated = opts.debug_test_not_associated or false
 end
 
 --- A convenience function to get the current options.
@@ -25,6 +29,7 @@ function Opts:get()
     dap_go_enabled = self.dap_go_enabled,
     dap_go_opts = self.dap_go_opts,
     warn_test_name_dupes = self.warn_test_name_dupes,
+    debug_test_not_associated = self.debug_test_not_associated,
   }
 end
 
diff --git a/lua/neotest-golang/results_dir.lua b/lua/neotest-golang/results_dir.lua
index bc4331fe..9a654d5c 100644
--- a/lua/neotest-golang/results_dir.lua
+++ b/lua/neotest-golang/results_dir.lua
@@ -163,6 +163,9 @@ end
 --- The strategy here is to loop over the Neotest position data, and figure out
 --- which position belongs to a specific Go package (using the output from
 --- 'go list -json').
+---
+--- If a test cannot be decorated with Go package/test name data, an association
+--- warning will be shown (see show_warnings).
 --- @param res table<string, TestData>
 --- @param gotest_output table
 --- @param golist_output table
@@ -266,14 +269,20 @@ end
 --- @param d table<string, TestData>
 --- @return nil
 function M.show_warnings(d)
-  -- warn if Go package/test is missing from tree node.
-  for pos_id, test_data in pairs(d) do
-    if test_data.gotest_data.pkg == "" or test_data.gotest_data.name == "" then
-      vim.notify(
-        "Unable to associate go package/test with neotest tree node: " .. pos_id,
-        vim.log.levels.WARN
-      )
+  if options.get().debug_test_not_associated == true then
+    -- warn if Go package/test is missing for given Neotest position id (Neotest tree node).
+    local position_ids = {}
+    for pos_id, test_data in pairs(d) do
+      if
+        test_data.gotest_data.pkg == "" or test_data.gotest_data.name == ""
+      then
+        table.insert(position_ids, pos_id)
+      end
     end
+    vim.notify(
+      "Test(s) not found:\n" .. table.concat(position_ids, "\n"),
+      vim.log.levels.DEBUG
+    )
   end
 
   -- warn about duplicate tests
diff --git a/tests/unit/options_spec.lua b/tests/unit/options_spec.lua
index 195d5ab0..fe597bbf 100644
--- a/tests/unit/options_spec.lua
+++ b/tests/unit/options_spec.lua
@@ -12,6 +12,9 @@ describe("Options are set up", function()
         "-timeout=60s",
       },
       warn_test_name_dupes = true,
+
+      -- dev options below.
+      debug_test_not_associated = false,
     }
     options.setup()
     assert.are_same(expected_options, options.get())
@@ -29,6 +32,9 @@ describe("Options are set up", function()
         "-timeout=60s",
       },
       warn_test_name_dupes = true,
+
+      -- dev options below.
+      debug_test_not_associated = false,
     }
     options.setup(expected_options)
     assert.are_same(expected_options, options.get())