package tests_test

import (
	"fmt"
	"testing"

	"gorm.io/driver/mysql"
	"gorm.io/gorm"
)

func TestWithSingleConnection(t *testing.T) {
	expectedName := "test"
	var actualName string

	setSQL, getSQL := getSetSQL(DB.Dialector.Name())
	if len(setSQL) == 0 || len(getSQL) == 0 {
		return
	}

	err := DB.Connection(func(tx *gorm.DB) error {
		if err := tx.Exec(setSQL, expectedName).Error; err != nil {
			return err

	}
}

func OpenTestConnection(cfg *gorm.Config) (db *gorm.DB, err error) {
	dbDSN := os.Getenv("GORM_DSN")
	switch os.Getenv("GORM_DIALECT") {
	case "mysql":
		log.Println("testing mysql...")
		if dbDSN == "" {
			dbDSN = mysqlDSN
		}
		db, err = gorm.Open(mysql.Open(dbDSN), cfg)
	case "postgres":
		log.Println("testing postgres...")
		if dbDSN == "" {
			dbDSN = postgresDSN
		}

      fail("Expected UnsupportedOperationException");
    } catch (UnsupportedOperationException expected) {
    }
  }

  public void testBase64() {
    // The following test vectors are specified in RFC 4648 itself
    testEncodingWithSeparators(base64(), "", "");
    testEncodingWithSeparators(base64(), "f", "Zg==");
    testEncodingWithSeparators(base64(), "fo", "Zm8=");
    testEncodingWithSeparators(base64(), "foo", "Zm9v");

	Elasticsearch map[string]target.ElasticsearchArgs `json:"elasticsearch"`
	Kafka         map[string]target.KafkaArgs         `json:"kafka"`
	MQTT          map[string]target.MQTTArgs          `json:"mqtt"`
	MySQL         map[string]target.MySQLArgs         `json:"mysql"`
	NATS          map[string]target.NATSArgs          `json:"nats"`
	NSQ           map[string]target.NSQArgs           `json:"nsq"`
	PostgreSQL    map[string]target.PostgreSQLArgs    `json:"postgresql"`

### Create a `SessionLocal` class

Each instance of the `SessionLocal` class will be a database session. The class itself is not a database session yet.

But once we create an instance of the `SessionLocal` class, this instance will be the actual database session.

                    checkArgument(elements.length == 1);
                    return Sets.union(Sets.<String>newHashSet(elements), Sets.newHashSet(elements));
                  }
                })
            .named("singleton U itself")
            .withFeatures(CollectionSize.ONE, CollectionFeature.ALLOWS_NULL_VALUES)
            .createTestSuite());

    suite.addTest(
        SetTestSuiteBuilder.using(
                new TestStringSetGenerator() {

  }

  /** Test proper handling of case where an object is not equal to itself */
  public void testNonReflexiveEquals() {
    Object obj = new NonReflexiveObject();
    equalsTester.addEqualityGroup(obj);
    try {
      equalsTester.testEquals();
    } catch (AssertionFailedError e) {
      assertErrorMessage(e, obj + " must be Object#equals to itself");
      return;
    }
    fail("Should get non-reflexive error");

 *     .addEqualityGroup(new User("page"), new User("page"))
 *     .addEqualityGroup(new User("sergey"))
 *     .testEquals();
 * </pre>
 *
 * <p>This tests:
 *
 * <ul>
 *   <li>comparing each object against itself returns true
 *   <li>comparing each object against null returns false
 *   <li>comparing each object against an instance of an incompatible class returns false

  }

  /** Test proper handling of case where an object is not equal to itself */
  public void testNonReflexiveEquals() {
    Object obj = new NonReflexiveObject();
    equalsTester.addEqualityGroup(obj);
    try {
      equalsTester.testEquals();
    } catch (AssertionFailedError e) {
      assertErrorMessage(e, obj + " must be Object#equals to itself");
      return;
    }
    fail("Should get non-reflexive error");

"""


class ConnectionManager:
    def __init__(self):
        self.active_connections: list[WebSocket] = []

    async def connect(self, websocket: WebSocket):
        await websocket.accept()
        self.active_connections.append(websocket)

    def disconnect(self, websocket: WebSocket):
        self.active_connections.remove(websocket)

    async def send_personal_message(self, message: str, websocket: WebSocket):