Fix expect test dependencies

When there is a custom runner, the rule that executes the test should
have a dependency on the executable.

Author: vouillon

src/dune_rules/test_rules.ml

@@ -70,19 +70,20 @@ let rules (t : Tests.t) ~sctx ~dir ~scope ~expander ~dir_contents =
           | `js -> Jsoo_rules.js_of_ocaml_runtest_alias ~dir
           | `exe | `bc -> Memo.return Alias0.runtest
         in
+        let deps =
+          match custom_runner with
+          | Some _ ->
+            Bindings.Unnamed (Dep_conf.File (String_with_vars.make_text loc test_exe))
+            :: t.deps
+          | None -> t.deps
+        in
         let add_alias ~loc ~action ~locks =
           (* CR-rgrinberg: why are we going through the stanza api? *)
           let alias =
             { Alias_conf.name = runtest_alias
             ; locks
             ; package = t.package
-            ; deps =
-                (match custom_runner with
-                 | Some _ ->
-                   Bindings.Unnamed
-                     (Dep_conf.File (String_with_vars.make_text loc test_exe))
-                   :: t.deps
-                 | None -> t.deps)
+            ; deps
             ; action = Some (loc, action)
             ; enabled_if = t.enabled_if
             ; loc
@@ -95,7 +96,7 @@ let rules (t : Tests.t) ~sctx ~dir ~scope ~expander ~dir_contents =
         | `Expect diff ->
           let rule =
             { Rule_conf.targets = Infer
-            ; deps = t.deps
+            ; deps
             ; action =
                 ( loc
                 , Action_unexpanded.Redirect_out (Stdout, diff.file2, Normal, run_action)

test/blackbox-tests/test-cases/jsoo/tests.t/run.t

@@ -2,21 +2,3 @@ tests stanza with jsoo
 
   $ dune build @default @runtest-js
   a: ok
-  File "dune", line 2, characters 11-12:
-  2 |   (names a b)
-                 ^
-  node:internal/modules/cjs/loader:1146
-    throw err;
-    ^
-  
-  Error: Cannot find module '$TESTCASE_ROOT/_build/default/b.bc.js'
-      at Module._resolveFilename (node:internal/modules/cjs/loader:1143:15)
-      at Module._load (node:internal/modules/cjs/loader:984:27)
-      at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:142:12)
-      at node:internal/main/run_main_module:28:49 {
-    code: 'MODULE_NOT_FOUND',
-    requireStack: []
-  }
-  
-  Node.js v22.0.0-v8-canary20231204cf8ac0f493
-  [1]