TraceFile parseTraceFileFromManifest(MockManifest manifest, String filename) {
        return TraceFile.fromNode(Node.parse(manifest.expectFileString(filename)));
    }
Incorrect build tests:
Test null values for all required variables of TraceFile
smithy-codegen-core/src/test/java/software/amazon/smithy/codegen/core/trace/TraceFileTest.java