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#!/bin/bash -e
#
# Script for running all of the automated tests that involve the assembler
# and emulator.
# These tests are assembly files with postconditions for registers specified
# in special syntax within comments. They contain code to run, and the post-
# conditions are checked in order to determine the test result.
#
fail() {
echo -e '[\e[1;31mFAIL\e[0m] '"$1:" "$2"
}
pass() {
echo -e '[\e[1;32mPASS\e[0m] '"$1"
}
clean() {
echo "Removing work dir $WORK"
rm -r "$WORK"
}
WORK=$(mktemp -d)
pushd $(dirname "$0") >/dev/null
export ASM="$PWD/../../assembler"
export EMUL="$PWD/../../emulator"
has_failure=0
for asmfile in *.asm ; do
binfile="$WORK/$(sed -e 's/\.asm$/.bin/' <<< "$asmfile")"
outfile="$WORK/$(sed -e 's/\.asm$/.out/' <<< "$asmfile")"
# Assemble test code
if ! "$ASM" "$asmfile" "$binfile" ; then
fail "$asmfile" "test assembly failed"
continue
fi
"$EMUL" "$binfile" > "$outfile"
# Each postcondition line must hold true, and forms a separate test to
# help track down failures
(echo '; POST $0 = 0' ;
echo '; POST $H = 0xFFFF' ;
grep '^;\s\+POST\s\+' "$asmfile" ) | while read line ; do
reg=$(awk -F= '{print $1}' <<< "$line" | awk '{print $(NF)}')
val=$(awk -F= '{print $2}' <<< "$line"| awk '{print $1}')
subtest="${asmfile}:${reg}"
# Scrape output of emulator for register value
actual=$(grep "$reg" "$outfile" | awk '{print $2}')
if [[ "$actual" -eq "$val" ]]; then
pass "$subtest"
else
fail "$subtest" "postcondition (expect $val, got $actual)"
has_failure=1
fi
done
done
popd >/dev/null
if [[ "$failure" != "0" && "$NO_CLEAN" == "1" ]] ; then
echo "Warning: Leaving work dir $WORK in place. Please remove this yourself"
else
clean
fi
exit "$has_failure"
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