Fix failures when loading text shortlist (#154)

app/service-cli.cpp

@@ -19,7 +19,7 @@ int main(int argc, char *argv[]) {
   // Prepare memories for bytearrays (including model, shortlist and vocabs)
   marian::bergamot::MemoryBundle memoryBundle;
 
-  if (options->get<bool>("check-bytearray")) {
+  if (options->get<bool>("bytearray")) {
     // Load legit values into bytearrays.
     memoryBundle = marian::bergamot::getMemoryBundleFromConfig(options);
   }

bergamot-translator-tests

@@ -1 +1 @@
-Subproject commit 636af01c63f2f080a9e59e99b15ac4bfdaec76e1
+Subproject commit 1b20a62f6614db371f59b97ff83262b8ebd235de

src/translator/batch_translator.cpp

@@ -20,8 +20,6 @@ BatchTranslator::BatchTranslator(DeviceId const device, Vocabs &vocabs, Ptr<Opti
 
 void BatchTranslator::initialize() {
   // Initializes the graph.
-  bool check =
-      options_->get<bool>("check-bytearray", false);  // Flag holds whether validate the bytearray (model and shortlist)
   if (options_->hasAndNotEmpty("shortlist")) {
     int srcIdx = 0, trgIdx = 1;
     bool shared_vcb =
@@ -30,7 +28,7 @@ void BatchTranslator::initialize() {
     if (shortlistMemory_->size() > 0 && shortlistMemory_->begin() != nullptr) {
       slgen_ = New<data::BinaryShortlistGenerator>(shortlistMemory_->begin(), shortlistMemory_->size(),
                                                    vocabs_.sources().front(), vocabs_.target(), srcIdx, trgIdx,
-                                                   shared_vcb, check);
+                                                   shared_vcb, options_->get<bool>("check-bytearray"));
     } else {
       // Changed to BinaryShortlistGenerator to enable loading binary shortlist file
       // This class also supports text shortlist file
@@ -51,7 +49,7 @@ void BatchTranslator::initialize() {
                       // from there, as opposed to from reading in the config file
     ABORT_IF((uintptr_t)modelMemory_->begin() % 256 != 0,
              "The provided memory is not aligned to 256 bytes and will crash when vector instructions are used on it.");
-    if (check) {
+    if (options_->get<bool>("check-bytearray")) {
       ABORT_IF(!validateBinaryModel(*modelMemory_, modelMemory_->size()),
                "The binary file is invalid. Incomplete or corrupted download?");
     }

src/translator/byte_array_util.cpp

@@ -1,10 +1,10 @@
 #include "byte_array_util.h"
 
-#include <stdlib.h>
-
-#include <iostream>
+#include <cstdlib>
 #include <memory>
 
+#include "data/shortlist.h"
+
 namespace marian {
 namespace bergamot {
 
@@ -102,6 +102,8 @@ AlignedMemory getModelMemoryFromConfig(marian::Ptr<marian::Options> options) {
 AlignedMemory getShortlistMemoryFromConfig(marian::Ptr<marian::Options> options) {
   auto shortlist = options->get<std::vector<std::string>>("shortlist");
   ABORT_IF(shortlist.empty(), "No path to shortlist file is given.");
+  ABORT_IF(!marian::data::isBinaryShortlist(shortlist[0]),
+           "Loading non-binary shortlist file into memory is not supported");
   return loadFileToMemory(shortlist[0], 64);
 }
 
@@ -112,6 +114,8 @@ void getVocabsMemoryFromConfig(marian::Ptr<marian::Options> options,
   vocabMemories.resize(vfiles.size());
   std::unordered_map<std::string, std::shared_ptr<AlignedMemory>> vocabMap;
   for (size_t i = 0; i < vfiles.size(); ++i) {
+    ABORT_IF(marian::filesystem::Path(vfiles[i]).extension() != marian::filesystem::Path(".spm"),
+             "Loading non-SentencePiece vocab files into memory is not supported");
     auto m = vocabMap.emplace(std::make_pair(vfiles[i], std::shared_ptr<AlignedMemory>()));
     if (m.second) {
       m.first->second = std::make_shared<AlignedMemory>(loadFileToMemory(vfiles[i], 64));

src/translator/parser.h

@@ -20,8 +20,11 @@ inline marian::ConfigParser createConfigParser() {
   cp.addOption<int>("--max-length-break", "Bergamot Options",
                     "Maximum input tokens to be processed in a single sentence.", 128);
 
+  cp.addOption<bool>("--bytearray", "Bergamot Options",
+                     "Flag holds whether to construct service from bytearrays, only for testing purpose", false);
+
   cp.addOption<bool>("--check-bytearray", "Bergamot Options",
-                     "Flag holds whether to check the content of the bytearray (true by default)", true);
+                     "Flag holds whether to check the content of the bytearrays (true by default)", true);
 
   return cp;
 }