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#!/bin/sh
##############################################################################
# Copyright (c) 2026 Eclipse ThreadX contributors
#
# This program and the accompanying materials are made available under the
# terms of the MIT License which is available at
# https://opensource.org/licenses/MIT.
#
# AI Disclosure: This file was largely AI-generated by Codex (GPT-6-Sol).
# The AI-generated portions may be considered public domain (CC0-1.0)
# and not subject to the project's licence. The human contributor has
# reviewed and verified that the code is correct.
#
# SPDX-License-Identifier: MIT and CC0-1.0
##############################################################################
set -eu
ERBIUM_EMU=${ERBIUM_EMU:?Set ERBIUM_EMU to the erbium_emu executable}
TEST_DIR=$(CDPATH= cd -- "$(dirname -- "$0")/.." && pwd)
BUILD_DIR=${BUILD_DIR:-"${TEST_DIR}/build-tests"}
RUN_DIR=$(mktemp -d)
trap 'rm -rf "$RUN_DIR"' EXIT HUP INT TERM
failed=0
cmake -S "$TEST_DIR" -B "$BUILD_DIR" -GNinja \
-DCMAKE_TOOLCHAIN_FILE="$TEST_DIR/erbium_gnu.cmake"
cmake --build "$BUILD_DIR" --target test_uart_ticks test_plic_race
for name in uart_ticks plic_race; do
case "$name" in
uart_ticks)
cycles=20000000
expected=TEST_UART_NO_LOST_TICKS
;;
plic_race)
cycles=50000000
expected=TEST_PLIC_NO_LOST_UPDATE
;;
esac
"$ERBIUM_EMU" -elf_load "$BUILD_DIR/test_$name" \
-reset_pc 0x40000200 -minions 1 -single_thread \
-max_cycles "$cycles" -uart_rx_file /dev/null \
-uart_tx_file "$RUN_DIR/$name.uart" > "$RUN_DIR/$name.run" 2>&1 || true
if grep -q -F "$expected" "$RUN_DIR/$name.uart" &&
grep -q -F 'max cycles reached' "$RUN_DIR/$name.run"; then
printf '%s: PASS\n' "$name"
else
printf '%s: FAIL: ' "$name"
grep -Eo 'TEST_[A-Z_]+' "$RUN_DIR/$name.uart" | tail -1 || true
failed=1
fi
done
exit "$failed"
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