Add IO class test for loading wrong IO class configuration

Signed-off-by: Katarzyna Lapinska <katarzyna.lapinska@intel.com>

test/functional/api/cas/cli_messages.py

@@ -169,6 +169,68 @@ cache_line_size_mismatch = [
     r"Cache line size mismatch"
 ]
 
+headerless_io_class_config = [
+    r'Cannot parse configuration file - unknown column "1"\.\n'
+    r'Failed to parse I/O classes configuration file header\. It is either malformed or missing\.\n'
+    r'Please consult Admin Guide to check how columns in configuration file should be named\.'
+]
+
+illegal_io_class_config_L2C1 = [
+    r"Cannot parse configuration file - error in line 2 in column 1 \(IO class id\)\."
+]
+
+illegal_io_class_config_L2C2 = [
+    r"Empty or too long IO class name\n"
+    r"Cannot parse configuration file - error in line 2 in column 2 \(IO class name\)\."
+]
+
+illegal_io_class_config_L2C4 = [
+    r"Cannot parse configuration file - error in line 2 in column 4 \(Allocation\)\."
+]
+
+illegal_io_class_config_L2 = [
+    r"Cannot parse configuration file - error in line 2\."
+]
+
+double_io_class_config = [
+    r"Double configuration for IO class id \d+\n"
+    r"Cannot parse configuration file - error in line \d+ in column \d+ \(IO class id\)\."
+]
+
+illegal_io_class_invalid_id = [
+    r"Invalid id, must be a correct unsigned decimal integer\.\n"
+    r"Cannot parse configuration file - error in line 2 in column 1 \(IO class id\)\."
+]
+
+illegal_io_class_invalid_id_number = [
+    r"Invalid id, must be in the range 0-32\.\n"
+    r"Cannot parse configuration file - error in line 2 in column 1 \(IO class id\)\."
+]
+
+illegal_io_class_invalid_priority = [
+    r"Invalid prio, must be a correct unsigned decimal integer\.\n"
+    r"Cannot parse configuration file - error in line 2 in column 3 \(Eviction priority\)"
+]
+
+illegal_io_class_invalid_priority_number = [
+    r"Invalid prio, must be in the range 0-255\.\n"
+    r"Cannot parse configuration file - error in line 2 in column 3 \(Eviction priority\)"
+]
+
+illegal_io_class_invalid_allocation = [
+    r"Cannot parse configuration file - error in line 2 in column 4 \(Allocation\)\."
+]
+
+illegal_io_class_invalid_allocation_number = [
+    r"Cannot parse configuration file - error in line 2 in column 4 \(Allocation\)\."
+]
+
+malformed_io_class_header = [
+    r'Cannot parse configuration file - unknown column \"value_template\"\.\n'
+    r'Failed to parse I/O classes configuration file header\. It is either malformed or missing\.\n'
+    r'Please consult Admin Guide to check how columns in configuration file should be named\.'
+]
+
 
 def check_stderr_msg(output: Output, expected_messages):
     return __check_string_msg(output.stderr, expected_messages)

test/functional/api/cas/ioclass_config.py

@@ -1,5 +1,5 @@
 #
-# Copyright(c) 2019-2021 Intel Corporation
+# Copyright(c) 2019-2022 Intel Corporation
 # SPDX-License-Identifier: BSD-3-Clause
 #
 
@@ -87,6 +87,19 @@ class IoClass:
     def default(priority=DEFAULT_IO_CLASS_PRIORITY, allocation="1.00"):
         return IoClass(DEFAULT_IO_CLASS_ID, DEFAULT_IO_CLASS_RULE, priority, allocation)
 
+    @staticmethod
+    def default_header_dict():
+        return {
+            "id": "IO class id",
+            "name": "IO class name",
+            "eviction_prio": "Eviction priority",
+            "allocation": "Allocation"
+        }
+
+    @staticmethod
+    def default_header():
+        return ','.join(IoClass.default_header_dict().values())
+
     @staticmethod
     def compare_ioclass_lists(list1: [], list2: []):
         return sorted(list1) == sorted(list2)
@@ -94,10 +107,10 @@ class IoClass:
     @staticmethod
     def generate_random_ioclass_list(count: int, max_priority: int = MAX_IO_CLASS_PRIORITY):
         random_list = [IoClass.default(priority=random.randint(0, max_priority),
-                                       allocation=f"{random.randint(0,100)/100:0.2f}")]
+                                       allocation=f"{random.randint(0, 100) / 100:0.2f}")]
         for i in range(1, count):
             random_list.append(IoClass(i, priority=random.randint(0, max_priority),
-                                       allocation=f"{random.randint(0,100)/100:0.2f}")
+                                       allocation=f"{random.randint(0, 100) / 100:0.2f}")
                                .set_random_rule())
         return random_list