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authorAvatar Ciaran McCreesh <ciaran.mccreesh@googlemail.com> 2010-08-19 17:02:21 +0100
committerAvatar Ciaran McCreesh <ciaran.mccreesh@googlemail.com> 2010-08-21 14:58:15 +0100
commitef7126699addb2a5a3bf74dfba5fd5c1f44b5b93 (patch)
tree6e6f5c1b1ccfc5c395ed254083a8e5f61bcb76f2 /paludis/util/process_TEST.cc
parentadda76229c6a59054e137fcc3120891d2c1aa9c8 (diff)
downloadpaludis-ef7126699addb2a5a3bf74dfba5fd5c1f44b5b93.tar.gz
paludis-ef7126699addb2a5a3bf74dfba5fd5c1f44b5b93.tar.xz
New, less horrible way of running processes
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diff --git a/paludis/util/process_TEST.cc b/paludis/util/process_TEST.cc
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+/* vim: set sw=4 sts=4 et foldmethod=syntax : */
+
+/*
+ * Copyright (c) 2010 Ciaran McCreesh
+ *
+ * This file is part of the Paludis package manager. Paludis is free software;
+ * you can redistribute it and/or modify it under the terms of the GNU General
+ * Public License version 2, as published by the Free Software Foundation.
+ *
+ * Paludis is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+ * Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <paludis/util/process.hh>
+#include <test/test_framework.hh>
+#include <test/test_runner.hh>
+#include <sstream>
+
+using namespace paludis;
+using namespace test;
+
+
+namespace test_cases
+{
+ struct TrueTest : TestCase
+ {
+ TrueTest() : TestCase("true") { }
+
+ void run()
+ {
+ Process true_process(ProcessCommand({"true"}));
+ TEST_CHECK_EQUAL(true_process.run().wait(), 0);
+ }
+ } test_true;
+
+ struct FalseTest : TestCase
+ {
+ FalseTest() : TestCase("false") { }
+
+ void run()
+ {
+ Process false_process(ProcessCommand({"false"}));
+ TEST_CHECK_EQUAL(false_process.run().wait(), 1);
+ }
+ } test_false;
+
+ struct NoWaitTest : TestCase
+ {
+ NoWaitTest() : TestCase("no wait") { }
+
+ void run()
+ {
+ Process true_process(ProcessCommand({"true"}));
+ TEST_CHECK_THROWS({ RunningProcessHandle handle(true_process.run()); }, ProcessError);
+ }
+ } test_no_wait;
+
+ struct TwoWaitTest : TestCase
+ {
+ TwoWaitTest() : TestCase("two wait") { }
+
+ void run()
+ {
+ Process true_process(ProcessCommand({"true"}));
+
+ RunningProcessHandle handle(true_process.run());
+ TEST_CHECK_EQUAL(handle.wait(), 0);
+ TEST_CHECK_THROWS(int PALUDIS_ATTRIBUTE((unused)) x(handle.wait()), ProcessError);
+ }
+ } test_two_wait;
+
+ struct GrabStdoutTest : TestCase
+ {
+ GrabStdoutTest() : TestCase("grab stdout") { }
+
+ void run()
+ {
+ std::stringstream stdout_stream;
+ Process echo_process(ProcessCommand({"echo", "monkey"}));
+ echo_process.capture_stdout(stdout_stream);
+
+ TEST_CHECK_EQUAL(echo_process.run().wait(), 0);
+ TEST_CHECK_EQUAL(stdout_stream.str(), "monkey\n");
+ }
+ } test_grab_stdout;
+
+ struct GrabStderrTest : TestCase
+ {
+ GrabStderrTest() : TestCase("grab stderr") { }
+
+ void run()
+ {
+ std::stringstream stderr_stream;
+ Process echo_process(ProcessCommand({"sh", "-c", "echo monkey 1>&2"}));
+ echo_process.capture_stderr(stderr_stream);
+
+ TEST_CHECK_EQUAL(echo_process.run().wait(), 0);
+ TEST_CHECK_EQUAL(stderr_stream.str(), "monkey\n");
+ }
+ } test_grab_stderr;
+
+ struct GrabStdoutStderrTest : TestCase
+ {
+ GrabStdoutStderrTest() : TestCase("grab stdout stderr") { }
+
+ void run()
+ {
+ std::stringstream stdout_stream, stderr_stream;
+ Process echo_process(ProcessCommand({"sh", "-c", "echo monkey 1>&2 ; echo chimp"}));
+ echo_process.capture_stdout(stdout_stream);
+ echo_process.capture_stderr(stderr_stream);
+
+ TEST_CHECK_EQUAL(echo_process.run().wait(), 0);
+
+ TEST_CHECK_EQUAL(stdout_stream.str(), "chimp\n");
+ TEST_CHECK_EQUAL(stderr_stream.str(), "monkey\n");
+ }
+ } test_grab_stdout_stderr;
+
+ struct GrabStdoutLongTest : TestCase
+ {
+ GrabStdoutLongTest() : TestCase("grab stdout long") { }
+
+ void run()
+ {
+ std::stringstream stdout_stream;
+ Process echo_process(ProcessCommand({"seq", "1", "100000"}));
+ echo_process.capture_stdout(stdout_stream);
+
+ TEST_CHECK_EQUAL(echo_process.run().wait(), 0);
+
+ std::string s;
+ for (int x(1) ; x <= 100000 ; ++x)
+ {
+ TEST_CHECK(std::getline(stdout_stream, s));
+ TEST_CHECK_STRINGIFY_EQUAL(s, stringify(x));
+ }
+
+ TEST_CHECK(! std::getline(stdout_stream, s));
+ }
+ } test_grab_stdout_long;
+}
+