feat(mssqlserver): support GO as default batch separator

modules/database-commons/src/main/java/org/testcontainers/ext/ScriptUtils.java

@@ -220,6 +220,46 @@ public static void runInitScript(DatabaseDelegate databaseDelegate, String initS
         }
     }
 
+/**
+ * Load script from classpath and apply it to the given database
+ *
+ * @param databaseDelegate database delegate for script execution
+ * @param initScriptPath   the resource to load the init script from
+ * @param separator        the statement separator to use
+ */
+public static void runInitScript(DatabaseDelegate databaseDelegate, String initScriptPath, String separator) {
+    try {
+        URL resource = Thread.currentThread().getContextClassLoader().getResource(initScriptPath);
+        if (resource == null) {
+            resource = ScriptUtils.class.getClassLoader().getResource(initScriptPath);
+            if (resource == null) {
+                LOGGER.warn("Could not load classpath init script: {}", initScriptPath);
+                throw new ScriptLoadException(
+                    "Could not load classpath init script: " + initScriptPath + ". Resource not found."
+                );
+            }
+        }
+        String scripts = IOUtils.toString(resource, StandardCharsets.UTF_8);
+        executeDatabaseScript(
+            databaseDelegate,
+            initScriptPath,
+            scripts,
+            false,
+            false,
+            DEFAULT_COMMENT_PREFIX,
+            separator,
+            DEFAULT_BLOCK_COMMENT_START_DELIMITER,
+            DEFAULT_BLOCK_COMMENT_END_DELIMITER
+        );
+    } catch (IOException e) {
+        LOGGER.warn("Could not load classpath init script: {}", initScriptPath);
+        throw new ScriptLoadException("Could not load classpath init script: " + initScriptPath, e);
+    } catch (ScriptException e) {
+        LOGGER.error("Error while executing init script: {}", initScriptPath, e);
+        throw new UncategorizedScriptException("Error while executing init script: " + initScriptPath, e);
+    }
+}
+
     public static void executeDatabaseScript(DatabaseDelegate databaseDelegate, String scriptPath, String script)
         throws ScriptException {
         executeDatabaseScript(

modules/jdbc/src/main/java/org/testcontainers/containers/JdbcDatabaseContainer.java

@@ -358,15 +358,29 @@ protected void optionallyMapResourceParameterAsVolume(
         }
     }
 
-    /**
-     * Load init script content and apply it to the database if initScriptPath is set
-     */
-    protected void runInitScriptIfRequired() {
-        initScriptPaths
-            .stream()
-            .filter(Objects::nonNull)
-            .forEach(path -> ScriptUtils.runInitScript(getDatabaseDelegate(), path));
-    }
+
+/**
+ * Load init script content and apply it to the database if initScriptPath is set
+ */
+protected void runInitScriptIfRequired() {
+    initScriptPaths
+        .stream()
+        .filter(Objects::nonNull)
+        .forEach(path -> ScriptUtils.runInitScript(getDatabaseDelegate(), path, getStatementSeparator()));
+}
+
+/**
+ * Returns the statement separator for SQL scripts.
+ * Override this method to use a different separator (e.g. "GO" for MSSQL).
+ *
+ * @return the statement separator, defaults to {@link ScriptUtils#DEFAULT_STATEMENT_SEPARATOR}
+ */
+protected String getStatementSeparator() {
+    return ScriptUtils.DEFAULT_STATEMENT_SEPARATOR;
+}
+
+
+
 
     public void setParameters(Map<String, String> parameters) {
         this.parameters = parameters;

modules/mssqlserver/src/main/java/org/testcontainers/mssqlserver/MSSQLServerContainer.java

@@ -152,5 +152,11 @@ private void checkPasswordStrength(String password) {
                 "or percent (%)."
             );
         }
+
+    }
+    @Override
+    protected String getStatementSeparator() {
+        return "GO";
     }
+
 }