From ac4c291f760826d8c9a47df2e3982cc83a60bd10 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miloslav=20Trma=C4=8D?= <mitr@redhat.com>
Date: Wed, 16 Mar 2022 15:13:31 +0100
Subject: [PATCH] Use assert.ErrorContains
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...added in github.com/stretchr/testify 1.7.1.

Signed-off-by: Miloslav Trmač <mitr@redhat.com>
---
 cmd/skopeo/signing_test.go | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/cmd/skopeo/signing_test.go b/cmd/skopeo/signing_test.go
index f9003090..552e7321 100644
--- a/cmd/skopeo/signing_test.go
+++ b/cmd/skopeo/signing_test.go
@@ -25,9 +25,8 @@ const (
 // Test that results of runSkopeo failed with nothing on stdout, and substring
 // within the error message.
 func assertTestFailed(t *testing.T, stdout string, err error, substring string) {
-	assert.Error(t, err)
+	assert.ErrorContains(t, err, substring)
 	assert.Empty(t, stdout)
-	assert.Contains(t, err.Error(), substring)
 }
 
 func TestStandaloneSign(t *testing.T) {