add core lib

dbpool/postgres_test.go

@@ -0,0 +1,26 @@
+package dbpool
+
+import (
+	"context"
+	"strings"
+	"testing"
+	"time"
+)
+
+func TestNewPostgresPool_ParseConfigError(t *testing.T) {
+	_, err := NewPostgresPool(context.Background(), "://invalid-url", PoolConfig{})
+	if err == nil || !strings.Contains(err.Error(), "parse postgres pool config") {
+		t.Fatalf("expected parse config error, got %v", err)
+	}
+}
+
+func TestNewPostgresPool_PingError(t *testing.T) {
+	_, err := NewPostgresPool(
+		context.Background(),
+		"postgres://postgres:postgres@127.0.0.1:1/appdb?sslmode=disable",
+		PoolConfig{ConnectionAcquireWait: 20 * time.Millisecond},
+	)
+	if err == nil || !strings.Contains(err.Error(), "ping postgres") {
+		t.Fatalf("expected ping error, got %v", err)
+	}
+}