1 files changed, 126 insertions, 0 deletions
diff --git a/tests/test-serialusb.cpp b/tests/test-serialusb.cpp
new file mode 100644
index 0000000..098e445
--- /dev/null
+++ b/tests/test-serialusb.cpp
@@ -0,0 +1,126 @@
+// Tests SerialUSB functionality.
+
+#include <wirish/wirish.h>
+#include "usb_cdcacm.h"
+
+#define QUICKPRINT  0
+#define BIGSTUFF    1
+#define NUMBERS     2
+#define SIMPLE      3
+#define ONOFF       4
+
+uint32 state = 0;
+
+void setup() {
+    /* Set up the LED to blink  */
+    pinMode(BOARD_LED_PIN, OUTPUT);
+
+    /* Set up Serial2 for use as a debug channel */
+    Serial2.begin(9600);
+    Serial2.println("This is the debug channel. Press any key.");
+    while (!Serial2.available())
+        ;
+    Serial2.read();
+}
+
+uint8 c1 = '-';
+
+void loop() {
+    toggleLED();
+    delay(1000);
+
+    if (Serial2.available()) {
+        Serial2.read();
+        state++;
+    }
+
+    switch (state) {
+        case QUICKPRINT:
+            for (int i = 0; i < 30; i++) {
+                usb_cdcacm_putc((char)c1, 1);
+                SerialUSB.print('.');
+                SerialUSB.print('|');
+            }
+            Serial2.println(SerialUSB.pending(), DEC);
+            SerialUSB.println();
+            break;
+        case BIGSTUFF:
+            SerialUSB.println("0123456789012345678901234567890123456789"
+                              "0123456789012345678901234567890123456789"
+                              "012345678901234567890");
+            SerialUSB.println((int64)123456789, DEC);
+            SerialUSB.println(3.1415926535);
+            Serial2.println(SerialUSB.pending(), DEC);
+            break;
+        case NUMBERS:
+            SerialUSB.println("Numbers! -----------------------------");
+            Serial2.println("Numbers! -----------------------------");
+            SerialUSB.println('1');
+            Serial2.println('1');
+            SerialUSB.println(1, DEC);
+            Serial2.println(1, DEC);
+            SerialUSB.println(-1, DEC);
+            Serial2.println(-1, DEC);
+            SerialUSB.println(3.14159265);
+            Serial2.println(3.14159265);
+            SerialUSB.println(123456789, DEC);
+            Serial2.println(123456789, DEC);
+            SerialUSB.println(-123456789, DEC);
+            Serial2.println(-123456789, DEC);
+            SerialUSB.println(65535, HEX);
+            Serial2.println(65535, HEX);
+            break;
+        case SIMPLE:
+            Serial2.println("Trying write('a')");
+            SerialUSB.write('a');
+            Serial2.println("Trying write(\"b\")");
+            SerialUSB.write("b");
+            Serial2.println("Trying print('c')");
+            SerialUSB.print('c');
+            Serial2.println("Trying print(\"d\")");
+            SerialUSB.print("d");
+            Serial2.println("Trying print(\"efg\")");
+            SerialUSB.print("efg");
+            Serial2.println("Trying println(\"hij\\n\\r\")");
+            SerialUSB.print("hij\n\r");
+            SerialUSB.write(' ');
+            SerialUSB.println();
+            Serial2.println("Trying println(123456789, DEC)");
+            SerialUSB.println(123456789, DEC);
+            Serial2.println("Trying println(3.141592)");
+            SerialUSB.println(3.141592);
+            Serial2.println("Trying println(\"DONE\")");
+            SerialUSB.println("DONE");
+            break;
+        case ONOFF:
+            Serial2.println("Shutting down...");
+            SerialUSB.println("Shutting down...");
+            SerialUSB.end();
+            Serial2.println("Waiting 4 seconds...");
+            delay(4000);
+            Serial2.println("Starting up...");
+            SerialUSB.begin();
+            SerialUSB.println("Hello World!");
+            Serial2.println("Waiting 4 seconds...");
+            delay(4000);
+            state++;
+            break;
+        default:
+            state = 0;
+    }
+}
+
+// Force init to be called *first*, i.e. before static object allocation.
+// Otherwise, statically allocated objects that need libmaple may fail.
+__attribute__((constructor)) void premain() {
+    init();
+}
+
+int main(void) {
+    setup();
+
+    while (true) {
+        loop();
+    }
+    return 0;
+}