Add IO type checking functions, add ReadLine

test/tests/TestReadLine.c

@@ -0,0 +1,76 @@
+#include <BH/Unit.h>
+#include <BH/IO.h>
+#include <string.h>
+
+
+static const char testInput[] =
+    "this is a very long line that exceeds the buffer\n"
+    "short\n"
+    "another line\n";
+
+
+BH_UNIT_TEST(ReadLine)
+{
+    char buffer[32], *result;
+    BH_IO *io;
+
+    BH_VERIFY((io = BH_BytesNew((char*)testInput, strlen(testInput), NULL)));
+
+    /* Check splited read */
+    BH_VERIFY((result = BH_IOReadLine(io, buffer, sizeof(buffer))));
+    BH_VERIFY_STR_EQ(buffer, "this is a very long line that e");
+
+    BH_VERIFY((result = BH_IOReadLine(io, buffer, sizeof(buffer))));
+    BH_VERIFY_STR_EQ(buffer, "xceeds the buffer\n");
+
+    /* Check smaller reads */
+    BH_VERIFY((result = BH_IOReadLine(io, buffer, sizeof(buffer))));
+    BH_VERIFY_STR_EQ(buffer, "short\n");
+
+    BH_VERIFY((result = BH_IOReadLine(io, buffer, sizeof(buffer))));
+    BH_VERIFY_STR_EQ(buffer, "another line\n");
+
+    /* Check EOF */
+    BH_VERIFY(!(result = BH_IOReadLine(io, buffer, sizeof(buffer))));
+    BH_IOFree(io);
+
+    return 0;
+}
+
+
+BH_UNIT_TEST(ReadLineFull)
+{
+    char buffer[32], *result;
+    BH_IO *io;
+
+    BH_VERIFY((io = BH_BytesNew((char*)testInput, strlen(testInput), NULL)));
+
+    /* Check truncated read */
+    BH_VERIFY((result = BH_IOReadLineFull(io, buffer, sizeof(buffer))));
+    BH_VERIFY_STR_EQ(buffer, "this is a very long line that e");
+
+    /* Check smaller reads */
+    BH_VERIFY((result = BH_IOReadLineFull(io, buffer, sizeof(buffer))));
+    BH_VERIFY_STR_EQ(buffer, "short\n");
+
+    BH_VERIFY((result = BH_IOReadLineFull(io, buffer, sizeof(buffer))));
+    BH_VERIFY_STR_EQ(buffer, "another line\n");
+
+    /* Check EOF */
+    BH_VERIFY(!(result = BH_IOReadLineFull(io, buffer, sizeof(buffer))));
+    BH_IOFree(io);
+
+    return 0;
+}
+
+
+int main(int argc, char **argv)
+{
+    BH_UNUSED(argc);
+    BH_UNUSED(argv);
+
+    BH_UNIT_ADD(ReadLine);
+    BH_UNIT_ADD(ReadLineFull);
+
+    return BH_UnitRun();
+}