compiling

lib/ArduinoStreamUtils/extras/test/LoggingStreamTest.cpp

@@ -0,0 +1,93 @@
+// StreamUtils - github.com/bblanchon/ArduinoStreamUtils
+// Copyright Benoit Blanchon 2019-2021
+// MIT License
+
+#include "StreamUtils/Prints/StringPrint.hpp"
+#include "StreamUtils/Streams/LoggingStream.hpp"
+#include "StreamUtils/Streams/MemoryStream.hpp"
+#include "StreamUtils/Streams/SpyingStream.hpp"
+
+#include "doctest.h"
+
+using namespace StreamUtils;
+
+TEST_CASE("LoggingStream") {
+  MemoryStream upstream{4};
+  StringPrint output;
+
+  StringPrint log;
+  SpyingStream upstreamSpy{upstream, log};
+
+  LoggingStream loggingStream{upstreamSpy, output};
+
+  // upstream -> upstreamSpy -> loggingStream -> output
+  //                 |
+  //                 v
+  //                log
+
+  SUBCASE("available()") {
+    upstream.print("ABC");
+
+    size_t n = loggingStream.available();
+
+    CHECK(n == 3);
+    CHECK(log.str() == "available() -> 3");
+    CHECK(output.str() == "");
+  }
+
+  SUBCASE("peek()") {
+    upstream.print("ABC");
+
+    int n = loggingStream.peek();
+
+    CHECK(n == 'A');
+    CHECK(log.str() == "peek() -> 65");
+    CHECK(output.str() == "");
+  }
+
+  SUBCASE("read()") {
+    upstream.print("ABC");
+
+    int n = loggingStream.read();
+
+    CHECK(n == 'A');
+    CHECK(log.str() == "read() -> 65");
+    CHECK(output.str() == "A");
+  }
+
+  SUBCASE("readBytes()") {
+    upstream.print("ABC");
+
+    char s[4] = {0};
+    size_t n = loggingStream.readBytes(s, 4);
+
+    CHECK(n == 3);
+#if STREAMUTILS_STREAM_READBYTES_IS_VIRTUAL
+    CHECK(log.str() == "readBytes(4) -> 3 [timeout]");
+#endif
+    CHECK(output.str() == "ABC");
+  }
+
+  SUBCASE("write(char)") {
+    int n = loggingStream.write('A');
+
+    CHECK(n == 1);
+    CHECK(log.str() == "write('A') -> 1");
+    CHECK(output.str() == "A");
+  }
+
+  SUBCASE("write(char*,size_t)") {
+    int n = loggingStream.write("ABCDEF", 6);
+
+    CHECK(n == 4);
+    CHECK(log.str() == "write('ABCDEF', 6) -> 4");
+    CHECK(output.str() == "ABCD");
+  }
+
+  SUBCASE("flush()") {
+    loggingStream.flush();
+
+    CHECK(log.str() == "flush()");
+    CHECK(output.str() == "");
+  }
+}