nuUnit should be callable from the nu cli, as a nu script and as a standalone via the shebang

Author: NonlinearFruit

nuunit.nu

@@ -1,4 +1,6 @@
-def main [
+#!/usr/bin/env nu
+
+export def main [
   --test-spec-module-name = "test-spec.nu"
   --as-json
 ] {
@@ -33,7 +35,7 @@ def run-test-discoverer [module testImportScript] {
   | from nuon
 }
 
-def discover-tests [module testImportScript] {
+export def discover-tests [module testImportScript] {
   scope modules
   | where name == $module
   | get commands

test-spec.nu

@@ -73,6 +73,31 @@ export def "test output is tap compliant" [] {
   | verify tap results
 }
 
+export def "test can run via nu cli" [] {
+  use tests/generic-test-spec.nu "verify json results"
+  let specFile = "tests/generic-test-spec.nu"
+
+  (^$nu.current-exe --no-config-file nuunit.nu --test-spec-module-name $specFile --as-json)
+  | verify json results
+}
+
+export def "test can run via nu script" [] {
+  use tests/generic-test-spec.nu "verify json results"
+  let specFile = "tests/generic-test-spec.nu"
+  let script = $"use nuunit.nu *; nuunit --test-spec-module-name ($specFile) --as-json"
+
+  ^$nu.current-exe --no-config-file -c $script
+  | verify json results
+}
+
+export def "test can run via shebang" [] {
+  use tests/generic-test-spec.nu "verify json results"
+  let specFile = "tests/generic-test-spec.nu"
+
+  ^./nuunit.nu  --test-spec-module-name ($specFile) --as-json
+  | verify json results
+}
+
 def run-test-spec [specFile] {
   (^$nu.current-exe --no-config-file nuunit.nu --test-spec-module-name $specFile --as-json)
   | from json

tests/generic-test-spec.nu

@@ -0,0 +1,13 @@
+export def "test 1" [] {}
+export def "test 2" [] {}
+export def "test 3" [] {}
+export def "test 4" [] {}
+export def "test 5" [] {}
+
+export def "verify json results" [] {
+  let results = $in | from json
+  print $results
+  use std assert
+
+  assert equal 5 ($results | length)
+}