@ParameterizedTest
  @MethodSource("pushTruncatedImmediateArguments")
  void testPushTruncatedImmediate(final String code) {
    assertValidation("missing_stop_opcode", code);
  }
These tests focus on code-only validations, which are checked within the code runs themselves.
Tests that depend on the EOF container (such as CallF into other sections) are in EOFLayoutTest.
evm/src/test/java/org/hyperledger/besu/evm/code/CodeV1Test.java