Start grammar coverage testing

test/grammar-cover/convert.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+for VERS in 2{4,5,6,7} 3{2,3,4,5} ; do
+    GRAMMAR_TXT=grammar-${VERS}.txt
+    spark-parser-coverage --max-count 900 --path spark-grammar-${VERS}.cover > $GRAMMAR_TXT
+done

test/grammar-cover/grammar24.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+# Remake Python 2.4 grammar statistics
+VERS=24
+me=${BASH_SOURCE[0]}
+workdir=$(dirname $me)
+cd $workdir
+workdir=$(pwd)
+tmpdir=$workdir/../../tmp/grammar-cover
+[[ -d  $tmpdir ]] || mkdir $tmpdir
+cd $workdir/../..
+source ./admin-tools/setup-python-2.4.sh
+GRAMMAR_TXT=$tmpdir/grammar-${VERS}.txt
+pyenv local 2.4.6
+cd ./test
+if [[ -r $GRAMMAR_TXT ]]; then
+    GRAMMAR_SAVE_TXT=${workdir}/grammar-${VERS}-save.txt
+    cp $GRAMMAR_TXT $GRAMMAR_SAVE_TXT
+fi
+make grammar-coverage-2.4 && \
+    spark-parser-coverage --path ${workdir}/spark-grammar-${VERS}.cover > $GRAMMAR_TXT