deserializer unit tests

Signed-off-by: aaadir <adir@il.ibm.com>

Author: aaadir

token/services/identity/deserializer/deserializer_test.go

@@ -79,7 +79,7 @@ func TestTypedAuditInfoMatcher(t *testing.T) {
 		err := typedMatcher.Match(context.Background(), typedID)
 		require.Error(t, err)
 		assert.Contains(t, err.Error(), "failed to match identity")
-		assert.ErrorIs(t, err, expectedErr)
+		require.ErrorIs(t, err, expectedErr)
 		assert.Equal(t, 1, matcher.MatchCallCount())
 	})
 }
@@ -577,7 +577,7 @@ func TestTypedVerifierDeserializerMultiplex(t *testing.T) {
 
 		require.Error(t, err)
 		assert.Contains(t, err.Error(), "failed to match identity to audit infor")
-		assert.ErrorIs(t, err, expectedErr)
+		require.ErrorIs(t, err, expectedErr)
 		assert.Equal(t, 1, mockDeserializer.GetAuditInfoMatcherCallCount())
 		assert.Equal(t, 1, mockMatcher.MatchCallCount())
 	})
@@ -851,7 +851,7 @@ func TestTypedIdentityVerifierDeserializer(t *testing.T) {
 
 		require.Error(t, err)
 		assert.Contains(t, err.Error(), "failed getting audit info for recipient identity")
-		assert.ErrorIs(t, err, expectedErr)
+		require.ErrorIs(t, err, expectedErr)
 		assert.Equal(t, 1, provider.GetAuditInfoCallCount())
 	})