writing mock pico code and working on setting up testbase file

mock_pico/printf.h

@@ -0,0 +1 @@
+#include <stdio.h>

mock_pico/stdlib.h

@@ -0,0 +1,42 @@
+#ifndef MOCK_PICO_STDLIB_H
+#define MOCK_PICO_STDLIB_H
+
+#include "mock_pico/printf.h"
+#include <stdint.h>
+#include <stdbool.h>
+#include "mock_pico/types.h"
+
+// Mock for GPIO pin initialization
+void gpio_init(uint pin) {
+    printf("Mock: GPIO pin %d initialized\n", pin);
+}
+
+// Mock for setting GPIO direction
+void gpio_set_dir(uint pin, bool out) {
+    printf("Mock: GPIO pin %d set to direction %s\n", pin, out ? "OUTPUT" : "INPUT");
+}
+
+// Mock for setting GPIO state
+void gpio_put(uint pin, bool value) {
+    printf("Mock: GPIO pin %d set to %s\n", pin, value ? "HIGH" : "LOW");
+}
+
+// Mock for reading GPIO state
+bool gpio_get(uint pin) {
+    printf("Mock: GPIO pin %d read\n", pin);
+    return true; // Simulate high signal
+}
+
+// Mock for sleep/delay function
+void sleep_ms(uint32_t ms) {
+    printf("Mock: Sleep for %d ms\n", ms);
+}
+
+// Mock for UART initialization (if used)
+void uart_init(void) {
+    printf("Mock: UART initialized\n");
+}
+
+// You can add more mocked functions based on what you use in your code
+
+#endif // MOCK_PICO_STDLIB_H

mock_pico/types.h

@@ -0,0 +1,25 @@
+#ifndef MOCK_PICO_TYPES_H
+#define MOCK_PICO_TYPES_H
+
+#include <sys/types.h>
+
+// Add any basic types or stubs needed for your code here
+// typedef unsigned int uint;
+// typedef unsigned char uint8_t;
+// typedef unsigned long long uint64_t;
+// typedef unsigned int uint32_t;
+// typedef unsigned long size_t;
+// Mock absolute_time_t type to match pico-sdk
+#if PICO_OPAQUE_ABSOLUTE_TIME_T
+typedef struct {
+    uint64_t _private_us_since_boot;
+} absolute_time_t;
+#else
+typedef uint64_t absolute_time_t;
+#endif
+
+
+
+// Define other Pico types as needed for your code
+
+#endif // MOCK_PICO_TYPES_H

src/error.c

@@ -12,8 +12,11 @@
 
 #include "error.h"
 #include "macros.h"
+#ifdef TEST
+#include "mock_pico/stdlib.h"
+#else
 #include "pico/stdlib.h"
-
+#endif
 /**
  * This function should be called if we encounter an unrecoverable error. In
  * non-flight builds, enter a panic state.

src/init.c

@@ -9,7 +9,11 @@
 
 #include "init.h"
 #include "macros.h"
+#ifdef TEST
+#include "mock_pico/stdlib.h"
+#else
 #include "pico/stdlib.h"
+#endif
 #include "scheduler/scheduler.h"
 
 /**

src/macros.h

@@ -9,7 +9,12 @@
 #pragma once
 
 #include "error.h"
+
+#ifdef TEST
+#include "mock_pico/printf.h"
+#else
 #include "pico/printf.h"
+#endif
 
 /**
  * If this symbol is defined, we are configured to run a flight build.
@@ -41,6 +46,28 @@
 #define LOG_DEBUG(fmt, ...) (void)0
 #endif
 
+
+/**
+ * Convenience macros to get whether we are in test mode in a runtime build.
+ */
+#ifdef TEST
+#define IS_TEST true
+#else
+#define IS_TEST false
+#endif
+
+/**
+ * Log a formatted message at the debug level. Will only do anything in a
+ * test build.
+ */
+#ifndef TEST
+#define LOG_TEST(fmt, ...)                                                    \
+    printf("[TEST]   " fmt "\n" __VA_OPT__(, ) __VA_ARGS__)
+#else
+#define LOG_TEST(fmt, ...) (void)0
+#endif
+
+
 /**
  * Log a printf-style formatted message at the info level. Will log in both
  * flight and test builds.

src/main.c

@@ -7,9 +7,16 @@
 
 #include "init.h"
 #include "macros.h"
+
+#ifdef TEST
+#include "mock_pico/stdlib.h" // Use mock version for local testing
+#else
 #include "pico/stdlib.h"
+#endif
+
 #include "scheduler/scheduler.h"
 #include "slate.h"
+#include "testbase.h"
 
 /**
  * Statically allocate the slate.
@@ -23,10 +30,16 @@ slate_t slate;
  */
 int main()
 {
-    // Some ugly code with linter errors
-    int x = 10 + 5;
     stdio_init_all();
 
+    /*
+     * If we are in test mode, run the tests and exit.
+     */
+    if (IS_TEST)
+    {
+        return test_main();
+    }
+
     /*
      * In debug builds, delay to allow the user to connect to open the serial
      * port.

src/scheduler/scheduler.h

@@ -8,7 +8,11 @@
 
 #pragma once
 
+#ifdef TEST
+#include "../mock_pico/types.h"
+#else
 #include "pico/types.h"
+#endif
 
 #define MAX_TASKS_PER_STATE 10
 

src/slate.h

@@ -11,7 +11,12 @@
 
 #pragma once
 
+#ifdef TEST
+#include "../mock_pico/types.h"
+#else
 #include "pico/types.h"
+#endif
+
 #include "scheduler/scheduler.h"
 
 typedef struct samwise_slate

src/testbase.c

@@ -0,0 +1,32 @@
+/**
+ * @author  Darrow Hartman
+ * @date    2024-10-28
+ *
+ * This file contains the main testing entry point for the SAMWISE flight code.
+ * All testing code should import this file
+ */
+
+#include <CUnit/CUnit.h>
+#include <CUnit/Basic.h>
+
+#include "init.h"
+#include "macros.h"
+#include "scheduler/scheduler.h"
+#include "slate.h"
+
+
+/**
+ * Static allocation of the slate.
+ */
+slate_t test_slate;
+
+int test_main()
+{
+    stdio_init_all();
+    LOG_TEST("testbase: Slate uses %d bytes", sizeof(test_slate));
+    LOG_TEST("testbase: Initializing everything...");
+    ASSERT(init(&test_slate));
+    LOG_TEST("testbase: We are in test mode!");
+
+    return 0;
+}

src/testbase.h

@@ -0,0 +1,14 @@
+/**
+ * @author  Darrow Hartman
+ * @date    2024-10-28
+ */
+
+#include <CUnit/CUnit.h>
+#include <CUnit/Basic.h>
+
+#include "init.h"
+#include "macros.h"
+#include "scheduler/scheduler.h"
+#include "slate.h"
+
+int test_main(void);