Add more context to errors

2 files changed, 4 insertions, 5 deletions

diff --git a/server/auth/google/google.go b/server/auth/google/google.go
index 08a4083..643ecfe 100644
--- a/server/auth/google/google.go
+++ b/server/auth/google/google.go
@@ -34,7 +34,7 @@ func New(c *config.Auth) (auth.Provider, error) {
 		uw[u] = true
 	}
 	if c.ProviderOpts["domain"] == "" && len(uw) == 0 {
-		return nil, errors.New("google_opts domain and the users whitelist must not be both empty")
+		return nil, errors.New("either Google Apps domain or users whitelist must be specified")
 	}
 
 	return &Config{
diff --git a/server/auth/google/google_test.go b/server/auth/google/google_test.go
index b80c4bf..781cf6f 100644
--- a/server/auth/google/google_test.go
+++ b/server/auth/google/google_test.go
@@ -28,12 +28,11 @@ func TestNew(t *testing.T) {
 }
 
 func TestNewWithoutDomain(t *testing.T) {
-	a := assert.New(t)
-
 	domain = ""
 
-	_, err := newGoogle()
-	a.EqualError(err, "google_opts domain and the users whitelist must not be both empty")
+	if _, err := newGoogle(); err == nil {
+		t.Error("creating a provider without a domain set should return an error")
+	}
 
 	domain = "example.com"
 }