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lib/ArduinoStreamUtils/extras/test/EepromStreamTest.cpp

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+// StreamUtils - github.com/bblanchon/ArduinoStreamUtils
+// Copyright Benoit Blanchon 2019-2021
+// MIT License
+
+#include "StreamUtils/Streams/EepromStream.hpp"
+
+#if STREAMUTILS_ENABLE_EEPROM
+
+#include "doctest.h"
+
+using namespace StreamUtils;
+
+TEST_CASE("EepromStream") {
+  SUBCASE("available()") {
+    EepromStream s(42, 84);
+    CHECK(s.available() == 84);
+  }
+
+  SUBCASE("write(uint8_t)") {
+    EepromStream s(0, 2);
+    CHECK(s.write('a') == 1);
+    CHECK(s.write('b') == 1);
+    CHECK(s.write('c') == 0);
+    CHECK(s.write('d') == 0);
+    s.flush();
+    CHECK(s.readString() == "ab");
+  }
+
+  SUBCASE("write(const uint8_t *, size_t)") {
+    EepromStream s(0, 5);
+    CHECK(s.write("abc", 3) == 3);
+    CHECK(s.write("def", 3) == 2);
+    CHECK(s.write("ghi", 3) == 0);
+    s.flush();
+    CHECK(s.readString() == "abcde");
+  }
+
+  SUBCASE("read()") {
+    EepromStream s(0, 2);
+    s.write("ab", 2);
+    CHECK(s.read() == 'a');
+    CHECK(s.read() == 'b');
+    CHECK(s.read() == -1);
+  }
+
+  SUBCASE("peek()") {
+    EepromStream s(0, 2);
+    s.write("ab", 2);
+    CHECK(s.peek() == 'a');
+    CHECK(s.peek() == 'a');
+    s.read();
+    CHECK(s.peek() == 'b');
+    s.read();
+    CHECK(s.peek() == -1);
+  }
+}
+#endif