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Diffstat (limited to 'src/boost/libs/array/test/array5.cpp')
-rw-r--r-- | src/boost/libs/array/test/array5.cpp | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/boost/libs/array/test/array5.cpp b/src/boost/libs/array/test/array5.cpp new file mode 100644 index 00000000..23156b9c --- /dev/null +++ b/src/boost/libs/array/test/array5.cpp @@ -0,0 +1,72 @@ +/* simple example for using class array<> + * (C) Copyright Nicolai M. Josuttis 2001. + * 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) + */ + +#include <iostream> +#include <boost/array.hpp> + +template <typename T> +void test_static_size (const T& cont) +{ + int tmp[T::static_size]; + for (unsigned i=0; i<T::static_size; ++i) { + tmp[i] = int(cont[i]); + } + for (unsigned j=0; j<T::static_size; ++j) { + std::cout << tmp[j] << ' '; + } + std::cout << std::endl; +} + +int main() +{ + // define special type name + typedef boost::array<float,6> Array; + + // create and initialize an array + const Array a = { { 42.42f } }; + + // use some common STL container operations + std::cout << "static_size: " << a.size() << std::endl; + std::cout << "size: " << a.size() << std::endl; + // Can't use std::boolalpha because it isn't portable + std::cout << "empty: " << (a.empty()? "true" : "false") << std::endl; + std::cout << "max_size: " << a.max_size() << std::endl; + std::cout << "front: " << a.front() << std::endl; + std::cout << "back: " << a.back() << std::endl; + std::cout << "[0]: " << a[0] << std::endl; + std::cout << "elems: "; + + // iterate through all elements + for (Array::const_iterator pos=a.begin(); pos<a.end(); ++pos) { + std::cout << *pos << ' '; + } + std::cout << std::endl; + test_static_size(a); + + // check copy constructor and assignment operator + Array b(a); + Array c; + c = a; + if (a==b && a==c) { + std::cout << "copy construction and copy assignment are OK" + << std::endl; + } + else { + std::cout << "copy construction and copy assignment are BROKEN" + << std::endl; + } + + typedef boost::array<double,6> DArray; + typedef boost::array<int,6> IArray; + IArray ia = { { 1, 2, 3, 4, 5, 6 } } ; // extra braces silence GCC warning + DArray da; + da = ia; + da.assign(42); + + return 0; // makes Visual-C++ compiler happy +} + |