refactor(test): Format long strings in expect_exact calls for better readability

Author: JakubAndrysek

tests/validation/nvs/nvs.ino

@@ -1,7 +1,6 @@
 #include <Arduino.h>
 #include <Preferences.h>
 
-
 struct TestData {
   uint8_t id;
   uint16_t value;
@@ -78,16 +77,15 @@ void setup() {
   }
 
   Serial.printf("Values from Preferences: ");
-  Serial.printf("char: %c | uchar: %u | short: %d | ushort: %u | int: %ld | uint: %lu | ",
-                val_char, val_uchar, val_short, val_ushort, val_int, val_uint);
-  Serial.printf("long: %lld | ulong: %lu | long64: %lld | ulong64: %llu | ",
-                val_long, val_ulong, val_long64, val_ulong64);
-  Serial.printf("float: %.2f | double: %.2f | bool: %s | str: %s | strLen: %s | struct: {id:%u,val:%u}\n",
-                val_float, val_double, val_bool ? "true" : "false", val_string.c_str(), val_string_buf, test_data.id, test_data.value);
-
+  Serial.printf("char: %c | uchar: %u | short: %d | ushort: %u | int: %ld | uint: %lu | ", val_char, val_uchar, val_short, val_ushort, val_int, val_uint);
+  Serial.printf("long: %lld | ulong: %lu | long64: %lld | ulong64: %llu | ", val_long, val_ulong, val_long64, val_ulong64);
+  Serial.printf(
+    "float: %.2f | double: %.2f | bool: %s | str: %s | strLen: %s | struct: {id:%u,val:%u}\n", val_float, val_double, val_bool ? "true" : "false",
+    val_string.c_str(), val_string_buf, test_data.id, test_data.value
+  );
 
   // Increment the values
-  val_char += 1; // Increment char A -> B
+  val_char += 1;  // Increment char A -> B
   val_uchar += 1;
   val_short += 1;
   val_ushort += 1;
@@ -99,7 +97,7 @@ void setup() {
   val_ulong64 += 1;
   val_float += 1.1f;
   val_double += 1.1;
-  val_bool = !val_bool; // Toggle boolean value
+  val_bool = !val_bool;  // Toggle boolean value
 
   // Increment string values using function
   incrementStringValues(val_string, val_string_buf, sizeof(val_string_buf));

tests/validation/nvs/test_nvs.py

@@ -5,10 +5,22 @@ def test_nvs(dut):
     LOGGER = logging.getLogger(__name__)
 
     LOGGER.info("Expecting default values from Preferences")
-    dut.expect_exact("Values from Preferences: char: A | uchar: 0 | short: 0 | ushort: 0 | int: 0 | uint: 0 | long: 0 | ulong: 0 | long64: 0 | ulong64: 0 | float: 0.00 | double: 0.00 | bool: false | str: str0 | strLen: strLen0 | struct: {id:1,val:100}")
+    dut.expect_exact(
+        "Values from Preferences: char: A | uchar: 0 | short: 0 | ushort: 0 | int: 0 | uint: 0 | long: 0 | ulong: 0 | "
+        "long64: 0 | ulong64: 0 | float: 0.00 | double: 0.00 | bool: false | str: str0 | strLen: strLen0 | "
+        "struct: {id:1,val:100}"
+    )
 
     LOGGER.info("Expecting updated preferences for the first time")
-    dut.expect_exact("Values from Preferences: char: B | uchar: 1 | short: 1 | ushort: 1 | int: 1 | uint: 1 | long: 1 | ulong: 1 | long64: 1 | ulong64: 1 | float: 1.10 | double: 1.10 | bool: true | str: str1 | strLen: strLen1 | struct: {id:2,val:110}")
+    dut.expect_exact(
+        "Values from Preferences: char: B | uchar: 1 | short: 1 | ushort: 1 | int: 1 | uint: 1 | long: 1 | ulong: 1 | "
+        "long64: 1 | ulong64: 1 | float: 1.10 | double: 1.10 | bool: true | str: str1 | strLen: strLen1 | "
+        "struct: {id:2,val:110}"
+    )
 
     LOGGER.info("Expecting updated preferences for the second time")
-    dut.expect_exact("Values from Preferences: char: C | uchar: 2 | short: 2 | ushort: 2 | int: 2 | uint: 2 | long: 2 | ulong: 2 | long64: 2 | ulong64: 2 | float: 2.20 | double: 2.20 | bool: false | str: str2 | strLen: strLen2 | struct: {id:3,val:120}")
+    dut.expect_exact(
+        "Values from Preferences: char: C | uchar: 2 | short: 2 | ushort: 2 | int: 2 | uint: 2 | long: 2 | ulong: 2 | "
+        "long64: 2 | ulong64: 2 | float: 2.20 | double: 2.20 | bool: false | str: str2 | strLen: strLen2 | "
+        "struct: {id:3,val:120}"
+    )