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// file : tests/overrides/driver.cxx -*- C++ -*-
// license : MIT; see accompanying LICENSE file
#include <ios> // ios_base::failbit, ios_base::badbit
#include <string>
#include <vector>
#include <cstddef> // size_t
#include <cstdint> // uint64_t
#include <iostream>
#include <libbutl/utility.hxx> // trim()
#include <libbutl/manifest-parser.hxx>
#include <libbutl/manifest-serializer.hxx>
#include <libbpkg/manifest.hxx>
#undef NDEBUG
#include <cassert>
using namespace std;
using namespace butl;
using namespace bpkg;
// Usages: argv[0] [-n] (<name>:<value>)*
//
// Parse the package manifest from stdin, apply overrides passed as arguments,
// and serialize the resulting manifest to stdout.
//
// -n pass the stream name to manifest_parser::override()
//
int
main (int argc, char* argv[])
{
vector<manifest_name_value> overrides;
string name;
uint64_t l (1);
for (int i (1); i != argc; ++i)
{
string a (argv[i]);
if (a == "-n")
{
name = "args";
}
else
{
size_t p (a.find (':'));
assert (p != string::npos);
// Fill the values with the location information for the exception
// description testing.
//
manifest_name_value nv {string (a, 0, p), string (a, p + 1),
l /* name_line */, 1 /* name_column */,
l /* value_line */, p + 2 /* value_column */,
0, 0, 0};
++l;
trim (nv.name);
trim (nv.value);
assert (!nv.name.empty ());
overrides.push_back (move (nv));
}
}
cin.exceptions (ios_base::failbit | ios_base::badbit);
cout.exceptions (ios_base::failbit | ios_base::badbit);
manifest_parser p (cin, "stdin");
manifest_serializer s (cout, "stdout");
try
{
package_manifest m (p);
m.override (overrides, name);
// While at it, test validate_overrides().
//
try
{
package_manifest::validate_overrides (overrides, name);
}
catch (const manifest_parsing& e)
{
assert (false); // Validation must never fail if override succeeds.
}
m.serialize (s);
}
catch (const manifest_parsing& e)
{
cerr << e << endl;
return 1;
}
catch (const manifest_serialization& e)
{
cerr << e << endl;
return 1;
}
return 0;
}
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