add a more --allow-no-tests flag in tests

Author: WindSoilder

stdlib-candidate/testing.nu

@@ -282,6 +282,7 @@ export def run-tests [
     --exclude: string,                    # Pattern to use to exclude tests. Default: no tests are excluded
     --exclude-module: string,             # Pattern to use to exclude test modules. Default: No modules are excluded
     --list,                               # list the selected tests without running them.
+    --allow-no-tests,
     --threads: int@"nu-complete threads", # Amount of threads to use for parallel execution. Default: All threads are utilized
 ] {
     let available_threads = (sys cpu | length)
@@ -355,7 +356,9 @@ export def run-tests [
     }
 
     if ($modules | is-empty) {
-        error make --unspanned {msg: "no test to run"}
+        if (not $allow_no_tests) {
+            error make --unspanned {msg: "no test to run"}
+        }
     }
 
     let results = (

toolkit.nu

@@ -38,7 +38,7 @@ export def "check pr" [
 
 export def test-stdlib-candidate [] {
     use stdlib-candidate/testing.nu
-    testing run-tests --path stdlib-candidate/
+    testing run-tests --allow-no-tests --path stdlib-candidate
 }
 
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