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- /*
- * Distributed under the Boost Software License, Version 1.0.(See accompanying
- * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
- *
- * See http://www.boost.org/libs/iostreams for documentation.
- *
- * Tests the facilities defined in the header
- * libs/iostreams/test/detail/operation_sequence.hpp
- *
- * File: libs/iostreams/test/operation_sequence_test.cpp
- * Date: Mon Dec 10 18:58:19 MST 2007
- * Copyright: 2007-2008 CodeRage, LLC
- * Author: Jonathan Turkanis
- * Contact: turkanis at coderage dot com
- */
- #include <stdexcept>
- #include <boost/test/test_tools.hpp>
- #include <boost/test/unit_test.hpp>
- #include "detail/operation_sequence.hpp"
- using namespace std;
- using namespace boost;
- using namespace boost::iostreams::test;
- using boost::unit_test::test_suite;
- // Infrastructure for checking that operations are
- // executed in the correct order
- void operation_sequence_test()
- {
- // Test creating a duplicate operation
- {
- operation_sequence seq;
- operation op = seq.new_operation(1);
- BOOST_CHECK_THROW(seq.new_operation(1), runtime_error);
- }
- // Test reusing an operation id after first operation is destroyed
- {
- operation_sequence seq;
- seq.new_operation(1);
- BOOST_CHECK_NO_THROW(seq.new_operation(1));
- }
- // Test creating operations with illegal error codes
- {
- operation_sequence seq;
- BOOST_CHECK_THROW(seq.new_operation(1, -100), runtime_error);
- BOOST_CHECK_THROW(
- seq.new_operation(1, BOOST_IOSTREAMS_TEST_MAX_OPERATION_ERROR + 1),
- runtime_error
- );
- }
- // Test two successful operations executed out of order
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1);
- operation op2 = seq.new_operation(2);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op2.execute());
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op1.execute());
- BOOST_CHECK(seq.is_failure());
- }
- // Test executing an operation twice without resetting the sequence
- {
- operation_sequence seq;
- operation op = seq.new_operation(1);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op.execute());
- BOOST_CHECK(seq.is_success());
- BOOST_CHECK_NO_THROW(op.execute());
- BOOST_CHECK(seq.is_failure());
- }
- // Test creating an operation after operation execution has commenced
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1);
- operation op2 = seq.new_operation(2);
- operation op3;
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op1.execute());
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_THROW(op3 = seq.new_operation(3), runtime_error);
- BOOST_CHECK_NO_THROW(op2.execute());
- BOOST_CHECK(seq.is_success());
- }
- // Test three successful operations with consecutive ids, executed in order
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1);
- operation op2 = seq.new_operation(2);
- operation op3 = seq.new_operation(3);
- // First pass
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op1.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op2.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op3.execute();
- BOOST_CHECK(seq.is_success());
- // Second pass
- seq.reset();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op1.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op2.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op3.execute();
- BOOST_CHECK(seq.is_success());
- }
- // Test three successful operations with non-consecutive ids,
- // executed in order
- {
- operation_sequence seq;
- operation op2 = seq.new_operation(2);
- operation op3 = seq.new_operation(101);
- operation op1 = seq.new_operation(-43);
- // First pass
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op1.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op2.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op3.execute();
- BOOST_CHECK(seq.is_success());
- // Second pass
- seq.reset();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op1.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op2.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op3.execute();
- BOOST_CHECK(seq.is_success());
- }
- // Test checking for success after one of three operations
- // has been destroyed
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1);
- operation op3 = seq.new_operation(3);
- {
- operation op2 = seq.new_operation(2);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op1.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op2.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op3.execute();
- }
- BOOST_CHECK(seq.is_success());
- }
- // Test executing an operation sequence twice, with one of the
- // operations replaced with a new operation with the same id
- // in the second pass
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1);
- operation op3 = seq.new_operation(3);
- // First pass
- {
- operation op2 = seq.new_operation(2);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op1.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op2.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op3.execute();
- BOOST_CHECK(seq.is_success());
- }
- // Second pass
- seq.reset();
- {
- operation op2 = seq.new_operation(2);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op1.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op2.execute();
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- op3.execute();
- BOOST_CHECK(seq.is_success());
- }
- }
- // Test three operations executed in order, the first of which throws
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1, 1);
- operation op2 = seq.new_operation(2);
- operation op3 = seq.new_operation(3);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_THROW(op1.execute(), operation_error<1>);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op2.execute());
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op3.execute());
- BOOST_CHECK(seq.is_success());
- }
- // Test three operations executed in order, the second of which throws
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1);
- operation op2 = seq.new_operation(2, 2);
- operation op3 = seq.new_operation(3);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op1.execute());
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_THROW(op2.execute(), operation_error<2>);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op3.execute());
- BOOST_CHECK(seq.is_success());
- }
- // Test three operations executed in order, the third of which throws
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1);
- operation op2 = seq.new_operation(2);
- operation op3 = seq.new_operation(3, 3);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op1.execute());
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op2.execute());
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_THROW(op3.execute(), operation_error<3>);
- BOOST_CHECK(seq.is_success());
- }
- // Test three operations executed in order, the first and
- // third of which throw
- {
- operation_sequence seq;
- operation op1 = seq.new_operation(1, 1);
- operation op2 = seq.new_operation(2);
- operation op3 = seq.new_operation(3, 3);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_THROW(op1.execute(), operation_error<1>);
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_NO_THROW(op2.execute());
- BOOST_CHECK(!seq.is_failure() && !seq.is_success());
- BOOST_CHECK_THROW(op3.execute(), operation_error<3>);
- BOOST_CHECK(seq.is_success());
- }
- }
- test_suite* init_unit_test_suite(int, char* [])
- {
- test_suite* test = BOOST_TEST_SUITE("execute test");
- test->add(BOOST_TEST_CASE(&operation_sequence_test));
- return test;
- }
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