test: add some unit tests

internal/api/client_test.go

@@ -0,0 +1,28 @@
+package api
+
+import (
+	"testing"
+
+	"codeberg.org/romaintb/fgj/internal/config"
+)
+
+func TestClient_Hostname(t *testing.T) {
+	client := &Client{
+		hostname: "codeberg.org",
+	}
+
+	if client.Hostname() != "codeberg.org" {
+		t.Errorf("Expected hostname 'codeberg.org', got '%s'", client.Hostname())
+	}
+}
+
+func TestNewClientFromConfig_MissingHost(t *testing.T) {
+	cfg := &config.Config{
+		Hosts: map[string]config.HostConfig{},
+	}
+
+	_, err := NewClientFromConfig(cfg, "nonexistent.org")
+	if err == nil {
+		t.Error("Expected error for nonexistent host")
+	}
+}