From 799b484af0b2c76fbb600f54d720a4c736945f28 Mon Sep 17 00:00:00 2001
From: mstroh76 <m.stroh76@gmail.com>
Date: Sat, 10 May 2025 11:55:19 +0200
Subject: [PATCH] #346 gpio wfi unit test

---
 gpio/test/gpio_test7_wfi.sh | 96 +++++++++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100755 gpio/test/gpio_test7_wfi.sh

diff --git a/gpio/test/gpio_test7_wfi.sh b/gpio/test/gpio_test7_wfi.sh
new file mode 100755
index 0000000..7f4ef39
--- /dev/null
+++ b/gpio/test/gpio_test7_wfi.sh
@@ -0,0 +1,96 @@
+#!/bin/bash
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+NC='\033[0m' # Reset color 
+
+UNITTEST_OK=true
+TIMEOUT=8
+iteration=0
+
+wait_with_timeout() {
+    local pid=$1
+    local timeout=$2
+    iteration=0
+
+    while kill -0 "$pid" 2>/dev/null; do
+        if [ $iteration -ge $timeout ]; then
+            kill -9 "$pid" 2>/dev/null
+            echo -e "${RED}ERROR: timeout ${timeout}s reached ${NC}"
+            return -1
+        fi
+        gpio -g write 19  1
+        sleep 1
+        echo -n .
+        gpio -g write 19  0
+        iteration=$((iteration + 1))
+    done
+
+    wait "$pid"
+    return $?
+}
+
+echo 
+echo Unit test gpio GPIO19 and GPIO26 - functions: mode, write, wfi
+echo ------------------------------------------------------------------
+echo 
+
+#prepare trigger out
+gpio -g mode 19 out
+gpio -g write 19 0
+
+#wfi test
+gpio -g wfi 26 rising &
+GPIO_PID=$!
+wait_with_timeout "$GPIO_PID" "$TIMEOUT"
+EXIT_CODE=$?
+echo 
+if [ $EXIT_CODE -eq 0 ]; then
+    echo -e "${GREEN}wfi passt (exit code 0)${NC}"
+else
+    echo -e "${RED}wfi failed (exit code $EXIT_CODE)${NC}"
+    UNITTEST_OK=false
+fi
+
+#wfi iteration test
+gpio -g wfi 26 rising 4 &
+GPIO_PID=$!
+wait_with_timeout "$GPIO_PID" "$TIMEOUT"
+EXIT_CODE=$?
+echo 
+if [ $EXIT_CODE -eq 0 ]; then
+    if [ "$iteration" -eq 5 ]; then
+      echo -e "${GREEN}wfi iteration passt (exit code 0)${NC}"
+    else
+      echo -e "${RED}wfi failed, iteration $iteration wrong${NC}"
+      UNITTEST_OK=false
+    fi
+else
+    echo -e "${RED}wfi failed (exit code $EXIT_CODE)${NC}"
+    UNITTEST_OK=false
+fi
+
+gpio -g write 19 0 
+gpio -g mode 19 in
+
+### #wfi timeout test
+gpio -g wfi 26 rising 2 4 &
+GPIO_PID=$!
+wait_with_timeout "$GPIO_PID" "$TIMEOUT"
+EXIT_CODE=$?
+echo 
+if [ $EXIT_CODE -eq 0 ]; then
+    echo -e "${GREEN}wfi timeout passed (exit code 0)${NC}"
+else
+    echo -e "${RED}wfi timeout failed (code $EXIT_CODE)${NC}"
+    UNITTEST_OK=false
+fi
+
+
+if [ ${UNITTEST_OK} = true ]; then
+    echo -e "\n\n${GREEN}Unit test result OK.${NC}"
+    exit 0
+else
+    echo -e "\n\n${RED}Unit test result failed.${NC}"
+    exit 1
+fi
\ No newline at end of file