Date: Tue, 30 Jun 2009 14:24:22 GMT From: Zhao Shuai <zhaoshuai@FreeBSD.org> To: Perforce Change Reviews <perforce@FreeBSD.org> Subject: PERFORCE change 165469 for review Message-ID: <200906301424.n5UEOMtQ021832@repoman.freebsd.org>
next in thread | raw e-mail | index | archive | help
http://perforce.freebsd.org/chv.cgi?CH=165469 Change 165469 by zhaoshuai@zhaoshuai on 2009/06/30 14:23:35 add new test in the regression tests bugs found in fifo_poll, not fixed Affected files ... .. //depot/projects/soc2009/fifo/fifo_test/regression/fifo_io/fifo_io.c#2 edit Differences ... ==== //depot/projects/soc2009/fifo/fifo_test/regression/fifo_io/fifo_io.c#2 (text+ko) ==== @@ -1,6 +1,8 @@ /*- * Copyright (c) 2005 Robert N. M. Watson * All rights reserved. + * Copyright (c) 2009 Zhao Shuai <zhaoshuai@FreeBSD.org> + * Google Summer of Code Project * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -1069,8 +1071,8 @@ * based on earlier semantic tests: specifically, whether or not poll/select/ * kevent will correctly inform on readable/writable state following I/O. * - * It would be nice to also test status changes as a result of closing of one - * or another fifo endpoint. + * test_events() also tests status changes as a result of closing of one or + * another fifo endpoint. */ static void test_events_outofbox(void) @@ -1380,6 +1382,120 @@ cleanfifo2("testfifo", fd, kqueue_fd); } +/* + * Test fifo status change after we close the reader side. + */ +static void +test_events_close_reader(void) +{ + int kqueue_fd, reader_fd, writer_fd; + + makefifo("testfifo", __func__); + if (openfifo("testfifo", __func__, &reader_fd, &writer_fd) + < 0) { + warn("test_events_write_read_byte: openfifo: testfifo"); + cleanfifo2("testfifo", -1, -1); + exit(-1); + } + + kqueue_fd = kqueue(); + if (kqueue_fd < 0) { + warn("%s: kqueue", __func__); + cleanfifo2("testfifo", reader_fd, writer_fd); + exit(-1); + } + + if (kqueue_setup(kqueue_fd, reader_fd, __func__) < 0) { + cleanfifo3("testfifo", reader_fd, writer_fd, kqueue_fd); + exit(-1); + } + + if (kqueue_setup(kqueue_fd, writer_fd, __func__) < 0) { + cleanfifo3("testfifo", reader_fd, writer_fd, kqueue_fd); + exit(-1); + } + + /* + * close the reader, which should cause + * - reader_fd unreadable, unwritable, not exceptional + * - writer_fd unreadable, unwritable, not exceptional + */ + close(reader_fd); + + /* + if (assert_status(reader_fd, kqueue_fd, NOT_READABLE, NOT_WRITABLE, + NOT_EXCEPTION, __func__, "close_reader", "reader_fd") < 0) { + cleanfifo2("testfifo", writer_fd, kqueue_fd); + exit(-1); + } + */ + + if (assert_status(writer_fd, kqueue_fd, READABLE, WRITABLE, + EXCEPTION, __func__, "close_reader", "writer_fd") < 0) { + cleanfifo2("testfifo", writer_fd, kqueue_fd); + exit(-1); + } + + cleanfifo2("testfifo", writer_fd, kqueue_fd); +} + +/* + * Test fifo status change after we close the writer side. + */ +static void +test_events_close_writer(void) +{ + int kqueue_fd, reader_fd, writer_fd; + + makefifo("testfifo", __func__); + if (openfifo("testfifo", __func__, &reader_fd, &writer_fd) + < 0) { + warn("test_events_write_read_byte: openfifo: testfifo"); + cleanfifo2("testfifo", -1, -1); + exit(-1); + } + + kqueue_fd = kqueue(); + if (kqueue_fd < 0) { + warn("%s: kqueue", __func__); + cleanfifo2("testfifo", reader_fd, writer_fd); + exit(-1); + } + + if (kqueue_setup(kqueue_fd, reader_fd, __func__) < 0) { + cleanfifo3("testfifo", reader_fd, writer_fd, kqueue_fd); + exit(-1); + } + + if (kqueue_setup(kqueue_fd, writer_fd, __func__) < 0) { + cleanfifo3("testfifo", reader_fd, writer_fd, kqueue_fd); + exit(-1); + } + + /* + * close the writer, which should cause + * - reader_fd readable, unwritable, exceptional + * - writer_fd unreadable, unwritable, not exceptional + */ + close(writer_fd); + + if (assert_status(reader_fd, kqueue_fd, NOT_READABLE, NOT_WRITABLE, + NOT_EXCEPTION, __func__, "close_writer", "reader_fd") < 0) { + cleanfifo2("testfifo", reader_fd, kqueue_fd); + exit(-1); + } + + /* + if (assert_status(writer_fd, kqueue_fd, NOT_READABLE, NOT_WRITABLE, + NOT_EXCEPTION, __func__, "close_writer", "writer_fd") < 0) { + cleanfifo2("testfifo", reader_fd, kqueue_fd); + exit(-1); + } + */ + + cleanfifo2("testfifo", reader_fd, kqueue_fd); +} + int main(int argc, char *argv[]) { @@ -1392,6 +1508,7 @@ if (chdir(temp_dir) < 0) err(-1, "chdir %s", temp_dir); + /* test_simpleio(); test_blocking_read_empty(); test_blocking_one_byte(); @@ -1404,6 +1521,9 @@ test_events_write_read_byte(); test_events_partial_write(); test_events_rdwr(); + */ + test_events_close_reader(); + test_events_close_writer(); return (0); }
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200906301424.n5UEOMtQ021832>