#!/usr/bin/env python
#
# __COPYRIGHT__
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

"""
Look if qt is installed, and try out all builders.
"""

import os
import sys

import TestSCons

test = TestSCons.TestSCons()

if not os.environ.get('QTDIR', None):
    x ="External environment variable $QTDIR not set; skipping test(s).\n"
    test.skip_test(x)

test.Qt_dummy_installation()

QTDIR=os.environ['QTDIR']
    

test.write('SConstruct', """\
import os
dummy_env = Environment()
ENV = dummy_env['ENV']
try:
    PATH=ARGUMENTS['PATH']
    if 'PATH' in ENV:
        ENV_PATH = PATH + os.pathsep + ENV['PATH']
    else:
        Exit(0) # this is certainly a weird system :-)
except KeyError:
    ENV_PATH=ENV.get('PATH', '')

env = Environment(tools=['default','qt'],
                  ENV={'PATH':ENV_PATH,
                       'PATHEXT':os.environ.get('PATHEXT'),
                       'HOME':os.getcwd(),
                       'SystemRoot':ENV.get('SystemRoot')},
                       # moc / uic want to write stuff in ~/.qt
                  CXXFILESUFFIX=".cpp")

conf = env.Configure()
if not conf.CheckLib(env.subst("$QT_LIB"), autoadd=0):
    conf.env['QT_LIB'] = 'qt-mt'
    if not conf.CheckLib(env.subst("$QT_LIB"), autoadd=0):
         Exit(0)
env = conf.Finish()
VariantDir('bld', '.')
env.Program('bld/test_realqt', ['bld/mocFromCpp.cpp',
                                'bld/mocFromH.cpp',
                                'bld/anUiFile.ui',
                                'bld/main.cpp'])
""")

test.write('mocFromCpp.h', """\
void mocFromCpp();
""")

test.write('mocFromCpp.cpp', """\
#include <qobject.h>
#include "mocFromCpp.h"
class MyClass1 : public QObject {
  Q_OBJECT
  public:
  MyClass1() : QObject() {};
  public slots:
  void myslot() {};
};
void mocFromCpp() {
  MyClass1 myclass;
}
#include "mocFromCpp.moc"
""")

test.write('mocFromH.h', """\
#include <qobject.h>
class MyClass2 : public QObject {
  Q_OBJECT;
  public:
  MyClass2();
  public slots:
  void myslot();
};
void mocFromH();
""")
    
test.write('mocFromH.cpp', """\
#include "mocFromH.h"
    
MyClass2::MyClass2() : QObject() {}
void MyClass2::myslot() {}
void mocFromH() {
  MyClass2 myclass;
}
""")
    
test.write('anUiFile.ui', """\
<!DOCTYPE UI><UI>
<class>MyWidget</class>
<widget>
    <class>QWidget</class>
    <property name="name">
        <cstring>MyWidget</cstring>
    </property>
    <property name="caption">
        <string>MyWidget</string>
    </property>
</widget>
<includes>
    <include location="local" impldecl="in implementation">anUiFile.ui.h</include>
</includes>
<slots>
    <slot>testSlot()</slot>
</slots>
<layoutdefaults spacing="6" margin="11"/>
</UI>
""")

test.write('anUiFile.ui.h', r"""
#include <stdio.h>
#if QT_VERSION >= 0x030100
void MyWidget::testSlot()
{
    printf("Hello World\n");
}
#endif
""")

test.write('main.cpp', r"""
#include <qapp.h>
#include "mocFromCpp.h"
#include "mocFromH.h"
#include "anUiFile.h"
#include <stdio.h>
    
int main(int argc, char **argv) {
  QApplication app(argc, argv);
  mocFromCpp();
  mocFromH();
  MyWidget mywidget;
#if QT_VERSION >= 0x030100
  mywidget.testSlot();
#else
  printf("Hello World\n");
#endif
  return 0;
}
""")

test.run(arguments="bld/test_realqt" + TestSCons._exe)


test.run(program=test.workpath("bld", "test_realqt"),
         stdout=None,
         status=None,
         stderr=None)

if test.stdout() != "Hello World\n" or test.stderr() != '' or test.status:
    sys.stdout.write(test.stdout())
    sys.stderr.write(test.stderr())
    # The test might be run on a system that doesn't have an X server
    # running, or may be run by an ID that can't connect to the server.
    # If so, then print whatever it showed us (which is in and of itself
    # an indication that it built correctly) but don't fail the test.
    expect = 'cannot connect to X server'
    test.fail_test(test.stdout())
    test.fail_test(test.stderr().find(expect) == -1)
    if test.status != 1 and (test.status>>8) != 1:
        sys.stdout.write('test_realqt returned status %s\n' % test.status)
        test.fail_test()

QTDIR = os.environ['QTDIR']
PATH = os.environ['PATH']
os.environ['QTDIR']=''
os.environ['PATH']='.'

test.run(stderr=None, arguments="-c bld/test_realqt" + TestSCons._exe)

expect1 = "scons: warning: Could not detect qt, using empty QTDIR"
expect2 = "scons: warning: Could not detect qt, using moc executable as a hint"

test.fail_test(test.stderr().find(expect1) == -1 and
               test.stderr().find(expect2) == -1)


test.pass_test()

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