diff --git a/test/language/expressions/cpp/LengthOfOperatorTest.cpp b/test/language/expressions/cpp/LengthOfOperatorTest.cpp
index 6173ee4..04d6538 100644
--- a/test/language/expressions/cpp/LengthOfOperatorTest.cpp
+++ b/test/language/expressions/cpp/LengthOfOperatorTest.cpp
@@ -100,8 +100,21 @@ TEST(LengthOfOperatorTest, writeRead)
     data.strArray = VectorType<StringType>{"text1", "text2", "text3", "text4"};
     data.bytesArray = VectorType<BytesType>{{0x01, 0x02}, {0x03, 0x04}};
 
-    EXPECT_EQ(576, zserio::detail::bitSizeOf(zserio::View(data)))
-            << "literalLengthField: " << data.literalLengthField;
+    EXPECT_EQ(575, zserio::detail::bitSizeOf(zserio::View(data)))
+            << "fixedArray[0]: " << data.fixedArray[0] << std::endl
+            << "fixedArray.size: " << data.fixedArray.size() << std::endl
+            << "numElements: " << static_cast<unsigned>(data.numElements) << std::endl
+            << "variableArray[0]: " << static_cast<unsigned>(data.variableArray[0]) << std::endl
+            << "variableArray.size: " << data.variableArray.size() << std::endl
+            << "strField: " << data.strField << std::endl
+            << "literalLengthField: " << data.literalLengthField << std::endl
+            << "bytesField[0]: " << data.bytesField[0] << std::endl
+            << "bytesField.size: " << data.bytesField.size() << std::endl
+            << "strArray[0]: " << data.strArray[0] << std::endl
+            << "strArray.size: " << data.strArray.size() << std::endl
+            << "bytesArray[0][0]: " << static_cast<unsigned>(data.bytesArray[0][0]) << std::endl
+            << "bytesArray[0].size: " << data.bytesArray[0].size() << std::endl
+            << "bytesArray.size: " << data.bytesArray.size();
 
     test_utils::writeReadTest(data);
 }