Added a test application for the parsedate() function.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@4368 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/tests/kernel/libroot/os/Jamfile

@@ -5,7 +5,12 @@ SimpleTest DriverSettingsTest
 	: be
 	;
 
+SimpleTest ParseDateTest
+	: ParseDateTest.cpp parsedate.cpp
+	;
+
 # Tell Jam where to find these sources
 SEARCH on [ FGristFiles
 		driver_settings.c
+		parsedate.cpp
 	] = [ FDirName $(OBOS_TOP) src kernel libroot os ] ;

src/tests/kernel/libroot/os/ParseDateTest.cpp

@@ -0,0 +1,74 @@
+/* 
+** Copyright 2003, Axel Dörfler, [email protected]. All rights reserved.
+** Distributed under the terms of the OpenBeOS License.
+*/
+
+
+#include <SupportDefs.h>
+#include <parsedate.h>
+
+#include <stdio.h>
+
+// this file can also be compiled against the R5 parsedate() implementation
+#ifndef PARSEDATE_INVALID_DATE
+#	define PARSEDATE_INVALID_DATE 4
+#	define PARSEDATE_MINUTE_RELATIVE_TIME 8
+#endif
+
+
+char *
+parsedate_flags_to_string(time_t result, int flags)
+{
+	if (result == -1) {
+		if (flags & PARSEDATE_INVALID_DATE)
+			return "invalid";
+		return "unknown";
+	}
+
+	if (flags & PARSEDATE_RELATIVE_TIME) {
+		if (flags & PARSEDATE_MINUTE_RELATIVE_TIME)
+			return "minute relative";
+
+		return "day relative";
+	}
+	
+	return "absolute";
+}
+
+
+int 
+main(int argc, char **argv)
+{
+	const char *dates[] = {
+		"last tuesday",
+		"today",
+		"next tuesday",
+		"1976-12-15",
+		"5.8.1976",
+		"last hour",
+		"1 hour",
+		"now",
+		"12/15/1976",
+		"",
+		"next monday 3:00",
+		"42 minutes",
+		"-15 minutes",
+		NULL
+	};
+
+#if 0
+	time_t now = time(NULL);
+	for (int i = 0; i < 500000; i++) {
+		int flags = 0;
+		time_t result = parsedate_etc(dates[0], now, &flags);
+	}
+#else
+	for (int32 i = 0; dates[i]; i++) {
+		int flags = 0;
+		time_t result = parsedate_etc(dates[i], -1, &flags);
+		printf("\"%s\" = %ld (%s) -> %s\n", dates[i], result,
+			parsedate_flags_to_string(result, flags), result == -1 ? "-" : ctime(&result));
+	}
+#endif
+	return 0;
+}