1 files changed, 47 insertions, 0 deletions
diff --git a/tests/sentencepiece/test_chrf.sh b/tests/sentencepiece/test_chrf.sh
new file mode 100644
index 0000000..0d928af
--- /dev/null
+++ b/tests/sentencepiece/test_chrf.sh
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+#!/bin/bash -x
+
+#####################################################################
+# SUMMARY: Check if the ChrF validation measure equals to the SacreBLEU score
+# AUTHOR: snukky
+# TAGS: sentencepiece chrf valid-metrics
+#####################################################################
+
+# Exit on error
+set -e
+
+# Remove old artifacts and create working directory
+rm -rf chrf chrf.*{log,out,diff,score}
+mkdir -p chrf
+
+# Copy the model
+cp -r $MRT_MODELS/rnn-spm/model.npz chrf/
+test -e chrf/model.npz
+
+# Run marian command
+$MRT_MARIAN/marian \
+    --no-shuffle --after-batches 1 --maxi-batch 1 --learn-rate 0 --overwrite \
+    -m chrf/model.npz -t $MRT_DATA/europarl.de-en/corpus.small.{de,en}.gz -v $MRT_MODELS/rnn-spm/vocab.{deen,deen}.spm \
+    --valid-freq 1 --valid-metrics chrf --valid-sets dev.de dev.en --valid-translation-output chrf.out \
+    --beam-size 8 --normalize 1 \
+    --log chrf.log
+
+# Check if files exist
+test -e chrf/model.npz
+test -e chrf.out
+test -e chrf.log
+
+
+# Extract the score from logs
+cat chrf.log | grep ' : chrf : ' | sed -r 's/.* chrf : (.*) : new best.*/\1/' > chrf.score
+# Check score from logs
+$MRT_TOOLS/diff.sh chrf.score chrf.score.expected > chrf.score.diff
+
+
+# Run sacreBLEU removing the version information
+python3 $MRT_TOOLS/sacrebleu/sacrebleu.py dev.en < chrf.out | sed -r 's/.version[^ ]* / /' > chrf.sacrebleu
+# Check BLEU from the validation translation output
+$MRT_TOOLS/diff.sh chrf.sacrebleu chrf.sacrebleu.expected > chrf.sacrebleu.diff
+
+
+# Exit with success code
+exit 0