From 90038918e56f26eecb3c21a791e99e54510f03dd Mon Sep 17 00:00:00 2001
From: fpellet <git@florentpellet.com>
Date: Wed, 27 Mar 2024 11:11:02 +0100
Subject: [PATCH] test: check first line

---
 tests/Argu.Tests/Tests.fs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/Argu.Tests/Tests.fs b/tests/Argu.Tests/Tests.fs
index c3416877..88fc1a7f 100644
--- a/tests/Argu.Tests/Tests.fs
+++ b/tests/Argu.Tests/Tests.fs
@@ -871,7 +871,8 @@ module ``Argu Tests Main List`` =
     let ``Required subcommand attribute should fail on missing subcommand and display usage of subcommand and not main command`` () =
         let args = [|"--mandatory-arg" ; "true" ;  "multiple-mandatories" ; "--valuea"; "5"|]
         raisesWith<ArguParseException> <@ parser.ParseCommandLine(args) @>
-                                        (fun e -> <@ e.Message.Contains $"USAGE: {parser.ProgramName} multiple-mandatories [--help] --valuea <int>" @>)
+                                        (fun e -> <@ e.FirstLine.Contains "ERROR: missing parameter '--valueb', '--valuec'"
+                                                      && e.Message.Contains $"USAGE: {parser.ProgramName} multiple-mandatories [--help] --valuea <int>" @>)
 
     [<HelpFlags("--my-help")>]
     [<HelpDescription("waka jawaka")>]