Disable outdated V1 tests for V2

Author: Paultagoras

clickhouse-jdbc/src/main/java/com/clickhouse/jdbc/ClickHouseDriver.java

@@ -68,10 +68,12 @@ public static String getFrameworksDetected() {
 
     }
 
-    static {
+    public static boolean isV2() {
         String versionString = System.getProperty("com.clickhouse.jdbc.version", "v2");
-        boolean useV2 = versionString != null && versionString.equalsIgnoreCase("v2");
+        return versionString != null && versionString.equalsIgnoreCase("v2");
+    }
 
+    static {
         String str = ClickHouseDriver.class.getPackage().getImplementationVersion();
         if (str != null && !str.isEmpty()) {
             char[] chars = str.toCharArray();
@@ -107,7 +109,7 @@ public static String getFrameworksDetected() {
 
         clientSpecificOptions = Collections.unmodifiableMap(m);
 
-        if (useV2) {
+        if (isV2()) {
             com.clickhouse.jdbc.Driver.load();
         } else {
             load();

clickhouse-jdbc/src/test/java/com/clickhouse/jdbc/ClickHouseDataSourceTest.java

@@ -19,7 +19,7 @@
 public class ClickHouseDataSourceTest extends JdbcIntegrationTest {
     @Test(groups = "integration")
     public void testHighAvailabilityConfig() throws SQLException {
-        if (isCloud()) return; //TODO: testHighAvailabilityConfig - Revisit, see: https://github.com/ClickHouse/clickhouse-java/issues/1747
+        if (isCloud() && !ClickHouseDriver.isV2()) return; //TODO: testHighAvailabilityConfig - Revisit, see: https://github.com/ClickHouse/clickhouse-java/issues/1747
         String httpEndpoint = getEndpointString();
         String grpcEndpoint = "grpc://" + getServerAddress(ClickHouseProtocol.GRPC) + "/";
         String tcpEndpoint = "tcp://" + getServerAddress(ClickHouseProtocol.TCP) + "/";
@@ -37,7 +37,7 @@ public void testHighAvailabilityConfig() throws SQLException {
 
     @Test // (groups = "integration")
     public void testMultiEndpoints() throws SQLException {
-        if (isCloud()) return; //TODO: testMultiEndpoints - Revisit, see: https://github.com/ClickHouse/clickhouse-java/issues/1747
+        if (isCloud() && !ClickHouseDriver.isV2()) return; //TODO: testMultiEndpoints - Revisit, see: https://github.com/ClickHouse/clickhouse-java/issues/1747
         String httpEndpoint = getEndpointString();
         String grpcEndpoint = "grpc://" + getServerAddress(ClickHouseProtocol.GRPC) + "/";
         String tcpEndpoint = "tcp://" + getServerAddress(ClickHouseProtocol.TCP) + "/";