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enhance tests for execution_context

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This commit is contained in:
Oliver Kowalke
2015-07-14 18:04:21 +02:00
parent 1be3321f0f
commit c5ede089b0
1 changed files with 65 additions and 19 deletions
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84
test/test_execution_context.cpp
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@@ -21,24 +21,46 @@
namespace ctx = boost::context;
int value1 = 0;
std::string value2;
double value3 = 0.;
ctx::execution_context * mctx = nullptr;
void f11() {
void fn1() {
value1 = 3;
( * mctx)();
}
void f12( int i) {
void fn2( int i) {
value1 = i;
( * mctx)();
}
void f13( int i) {
value1 = i;
void fn3( const char * what) {
try
{ throw std::runtime_error( what); }
catch ( std::runtime_error const& e)
{ value2 = e.what(); }
( * mctx)();
}
void f15() {
void fn4( double d) {
d += 3.45;
value3 = d;
( * mctx)();
}
void fn6( ctx::execution_context * ctx) {
value1 = 3;
( * ctx)();
}
void fn5() {
std::cout << "fn5: entered" << std::endl;
boost::context::execution_context ctx( boost::context::execution_context::current() );
ctx::fixedsize_stack alloc;
ctx::execution_context ectx( alloc, fn6, & ctx);
ectx();
value3 = 3.14;
( * mctx)();
}
@@ -55,17 +77,7 @@ void test_ectx() {
mctx = & ctx;
value1 = 0;
ctx::fixedsize_stack alloc;
ctx::execution_context ectx( alloc, f11);
ectx();
BOOST_CHECK_EQUAL( 3, value1);
}
void test_return() {
boost::context::execution_context ctx( boost::context::execution_context::current() );
mctx = & ctx;
value1 = 0;
ctx::fixedsize_stack alloc;
ctx::execution_context ectx( alloc, f13, 3);
ctx::execution_context ectx( alloc, fn1);
ectx();
BOOST_CHECK_EQUAL( 3, value1);
}
@@ -75,7 +87,7 @@ void test_variadric() {
mctx = & ctx;
value1 = 0;
ctx::fixedsize_stack alloc;
ctx::execution_context ectx( alloc, f12, 5);
ctx::execution_context ectx( alloc, fn2, 5);
ectx();
BOOST_CHECK_EQUAL( 5, value1);
}
@@ -91,6 +103,38 @@ void test_memfn() {
BOOST_CHECK_EQUAL( 7, value1);
}
void test_exception() {
boost::context::execution_context ctx( boost::context::execution_context::current() );
mctx = & ctx;
const char * what = "hello world";
ctx::fixedsize_stack alloc;
ctx::execution_context ectx( alloc, fn3, what);
ectx();
BOOST_CHECK_EQUAL( std::string( what), value2);
}
void test_fp() {
boost::context::execution_context ctx( boost::context::execution_context::current() );
mctx = & ctx;
double d = 7.13;
ctx::fixedsize_stack alloc;
ctx::execution_context ectx( alloc, fn4, d);
ectx();
BOOST_CHECK_EQUAL( 10.58, value3);
}
void test_stacked() {
value1 = 0;
value3 = 0.;
boost::context::execution_context ctx( boost::context::execution_context::current() );
mctx = & ctx;
ctx::fixedsize_stack alloc;
ctx::execution_context ectx( alloc, fn5);
ectx();
BOOST_CHECK_EQUAL( 3, value1);
BOOST_CHECK_EQUAL( 3.14, value3);
}
void test_prealloc() {
boost::context::execution_context ctx( boost::context::execution_context::current() );
mctx = & ctx;
@@ -99,7 +143,7 @@ void test_prealloc() {
ctx::stack_context sctx( alloc.allocate() );
void * sp = static_cast< char * >( sctx.sp) - 10;
std::size_t size = sctx.size - 10;
ctx::execution_context ectx( ctx::preallocated( sp, size, sctx), alloc, f12, 7);
ctx::execution_context ectx( ctx::preallocated( sp, size, sctx), alloc, fn2, 7);
ectx();
BOOST_CHECK_EQUAL( 7, value1);
}
@@ -110,9 +154,11 @@ boost::unit_test::test_suite * init_unit_test_suite( int, char* [])
BOOST_TEST_SUITE("Boost.Context: execution_context test suite");
test->add( BOOST_TEST_CASE( & test_ectx) );
test->add( BOOST_TEST_CASE( & test_return) );
test->add( BOOST_TEST_CASE( & test_variadric) );
test->add( BOOST_TEST_CASE( & test_memfn) );
test->add( BOOST_TEST_CASE( & test_exception) );
test->add( BOOST_TEST_CASE( & test_fp) );
test->add( BOOST_TEST_CASE( & test_stacked) );
test->add( BOOST_TEST_CASE( & test_prealloc) );
return test;