chore: Wait for serial to be ready (#143)

Author: zfields

src/NoteSerial_Arduino.cpp

@@ -10,6 +10,8 @@
 #include "mock/mock-arduino.hpp"
 #endif
 
+#define NOTE_C_SERIAL_TIMEOUT_MS 3500
+
 // Template Meta-Programming (TMP) to extract the nested template type
 template <typename nested_type>
 struct ExtractNestedTemplateType {
@@ -64,6 +66,9 @@ NoteSerial_Arduino<T>::NoteSerial_Arduino
     _notecardSerialSpeed(baud_rate_)
 {
     _notecardSerial.begin(_notecardSerialSpeed);
+
+    // Wait for the serial port to be ready
+    for (const size_t startMs = ::millis() ; !_notecardSerial && ((::millis() - startMs) < NOTE_C_SERIAL_TIMEOUT_MS) ;);
 }
 
 template <typename T>

test/mock/mock-arduino.cpp

@@ -10,13 +10,15 @@ HardwareSerialAvailable_Parameters hardwareSerialAvailable_Parameters;
 HardwareSerialBegin_Parameters hardwareSerialBegin_Parameters;
 HardwareSerialEnd_Parameters hardwareSerialEnd_Parameters;
 HardwareSerialFlush_Parameters hardwareSerialFlush_Parameters;
+HardwareSerialOperatorBool_Parameters hardwareSerialOperatorBool_Parameters;
 HardwareSerialRead_Parameters hardwareSerialRead_Parameters;
 HardwareSerialWrite_Parameters hardwareSerialWrite_Parameters;
 
 SoftwareSerialAvailable_Parameters softwareSerialAvailable_Parameters;
 SoftwareSerialBegin_Parameters softwareSerialBegin_Parameters;
 SoftwareSerialEnd_Parameters softwareSerialEnd_Parameters;
 SoftwareSerialFlush_Parameters softwareSerialFlush_Parameters;
+SoftwareSerialOperatorBool_Parameters softwareSerialOperatorBool_Parameters;
 SoftwareSerialRead_Parameters softwareSerialRead_Parameters;
 SoftwareSerialWrite_Parameters softwareSerialWrite_Parameters;
 
@@ -109,6 +111,16 @@ pinMode (
     pinMode_Parameters.pin_mode[pin].push_back(mode);
 }
 
+HardwareSerial::operator bool (
+    void
+) {
+    // Record invocation(s)
+    ++hardwareSerialOperatorBool_Parameters.invoked;
+
+    // Return user-supplied result
+    return hardwareSerialOperatorBool_Parameters.result;
+}
+
 unsigned int
 HardwareSerial::available (
     void
@@ -175,6 +187,16 @@ HardwareSerial::write (
     return hardwareSerialWrite_Parameters.result;
 }
 
+SoftwareSerial::operator bool (
+    void
+) {
+    // Record invocation(s)
+    ++softwareSerialOperatorBool_Parameters.invoked;
+
+    // Return user-supplied result
+    return softwareSerialOperatorBool_Parameters.result;
+}
+
 unsigned int
 SoftwareSerial::available (
     void

test/mock/mock-arduino.hpp

@@ -156,6 +156,7 @@ struct StreamPrint_Parameters {
 };
 
 struct HardwareSerial : public Stream {
+    operator bool();
     unsigned int available (void);
     void begin(unsigned int baud);
     void end(void);
@@ -230,6 +231,23 @@ struct HardwareSerialFlush_Parameters {
     size_t invoked;
 };
 
+struct HardwareSerialOperatorBool_Parameters {
+    HardwareSerialOperatorBool_Parameters(
+        void
+    ) :
+        invoked(0),
+        result(true)
+    { }
+    void
+    reset (
+        void
+    ) {
+        invoked = 0;
+        result = true;
+    }
+    size_t invoked;
+    bool result;
+};
 
 struct HardwareSerialRead_Parameters {
     HardwareSerialRead_Parameters(
@@ -276,6 +294,7 @@ struct HardwareSerialWrite_Parameters {
 };
 
 struct SoftwareSerial : public Stream {
+    operator bool();
     unsigned int available (void);
     void begin(unsigned int baud);
     void end(void);
@@ -350,6 +369,23 @@ struct SoftwareSerialFlush_Parameters {
     size_t invoked;
 };
 
+struct SoftwareSerialOperatorBool_Parameters {
+    SoftwareSerialOperatorBool_Parameters(
+        void
+    ) :
+        invoked(0),
+        result(true)
+    { }
+    void
+    reset (
+        void
+    ) {
+        invoked = 0;
+        result = true;
+    }
+    size_t invoked;
+    bool result;
+};
 
 struct SoftwareSerialRead_Parameters {
     SoftwareSerialRead_Parameters(
@@ -564,6 +600,7 @@ extern HardwareSerialAvailable_Parameters hardwareSerialAvailable_Parameters;
 extern HardwareSerialBegin_Parameters hardwareSerialBegin_Parameters;
 extern HardwareSerialEnd_Parameters hardwareSerialEnd_Parameters;
 extern HardwareSerialFlush_Parameters hardwareSerialFlush_Parameters;
+extern HardwareSerialOperatorBool_Parameters hardwareSerialOperatorBool_Parameters;
 extern HardwareSerialRead_Parameters hardwareSerialRead_Parameters;
 extern HardwareSerialWrite_Parameters hardwareSerialWrite_Parameters;
 
@@ -572,6 +609,7 @@ extern SoftwareSerialAvailable_Parameters softwareSerialAvailable_Parameters;
 extern SoftwareSerialBegin_Parameters softwareSerialBegin_Parameters;
 extern SoftwareSerialEnd_Parameters softwareSerialEnd_Parameters;
 extern SoftwareSerialFlush_Parameters softwareSerialFlush_Parameters;
+extern SoftwareSerialOperatorBool_Parameters softwareSerialOperatorBool_Parameters;
 extern SoftwareSerialRead_Parameters softwareSerialRead_Parameters;
 extern SoftwareSerialWrite_Parameters softwareSerialWrite_Parameters;