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

import os
import sys
import TestSCons

import SCons.Platform
import SCons.Defaults

env = SCons.Defaults.DefaultEnvironment()
platform = SCons.Platform.platform_default()
tool_list = SCons.Platform.DefaultToolList(platform, env)

if 'gnulink' in tool_list:
    test_plan = [
      {
          'libversion' : '2',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2') ],
      },
      {
          'libversion' : '2.5',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5', 'test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.5'), ('libtest.so.2', 'libtest.so.2.5') ],
      },
      {
          'libversion' : '2.5.4',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4', 'test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.5.4'), ('libtest.so.2', 'libtest.so.2.5.4') ],
      },
      {
          'libversion' : '2.5.4.7.8',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4.7.8', 'test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4.7.8' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.5.4.7.8'), ('libtest.so.2', 'libtest.so.2.5.4.7.8') ],
      },
      {
          'libversion' : 'aabf114f',
          'files'      : [ 'libtest.so', 'libtest.so.aabf114f', 'test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.aabf114f' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.aabf114f') ],
      },
      {
          'libversion' : '2.dfffa11',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.dfffa11', 'test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.dfffa11' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.dfffa11'), ('libtest.so.2', 'libtest.so.2.dfffa11') ],
      },
    ]
elif 'applelink' in tool_list:
    # All (?) the files we expect will get created in the current directory
    test_plan = [
      {
          'libversion' : '2.5.4',
          'files'      : [ 'libtest.dylib', 'libtest.2.5.4.dylib', 'test.os' ],
          'instfiles'  : [ 'libtest.dylib', 'libtest.2.5.4.dylib' ],
          'symlinks'   : [],
      },
    ]
elif 'cyglink' in tool_list:
    test_plan = [
      {
          'libversion' : '2',
          'files'      : [ 'cygtest-2.dll', 'libtest-2.dll.a', 'libtest.dll.a', 'test.os' ],
          'instfiles'  : [ 'cygtest-2.dll', 'libtest-2.dll.a', 'libtest.dll.a' ],
          'symlinks'   : [ ('libtest.dll.a', 'libtest-2.dll.a') ],
      },
      {
          'libversion' : '2.5',
          'files'      : [ 'cygtest-2-5.dll', 'libtest-2-5.dll.a', 'libtest.dll.a', 'test.os' ],
          'instfiles'  : [ 'cygtest-2-5.dll', 'libtest-2-5.dll.a', 'libtest.dll.a' ],
          'symlinks'   : [ ('libtest.dll.a', 'libtest-2-5.dll.a') ],
      },
      {
          'libversion' : '2.5.4',
          'files'      : [ 'cygtest-2-5-4.dll', 'libtest-2-5-4.dll.a', 'libtest.dll.a', 'test.os' ],
          'instfiles'  : [ 'cygtest-2-5-4.dll', 'libtest-2-5-4.dll.a', 'libtest.dll.a' ],
          'symlinks'   : [ ('libtest.dll.a', 'libtest-2-5-4.dll.a') ],
      },
      {
          'libversion' : '2.5.4.7.8',
          'files'      : [ 'cygtest-2-5-4-7-8.dll', 'libtest-2-5-4-7-8.dll.a', 'libtest.dll.a', 'test.os' ],
          'instfiles'  : [ 'cygtest-2-5-4-7-8.dll', 'libtest-2-5-4-7-8.dll.a', 'libtest.dll.a' ],
          'symlinks'   : [ ('libtest.dll.a', 'libtest-2-5-4-7-8.dll.a') ],
      },
      {
          'libversion' : 'aabf114f',
          'files'      : [ 'cygtest-aabf114f.dll', 'libtest-aabf114f.dll.a', 'libtest.dll.a', 'test.os' ],
          'instfiles'  : [ 'cygtest-aabf114f.dll', 'libtest-aabf114f.dll.a', 'libtest.dll.a' ],
          'symlinks'   : [ ('libtest.dll.a', 'libtest-aabf114f.dll.a') ],
      },
      {
          'libversion' : '2.dfffa11',
          'files'      : [ 'cygtest-2-dfffa11.dll', 'libtest-2-dfffa11.dll.a', 'libtest.dll.a', 'test.os' ],
          'instfiles'  : [ 'cygtest-2-dfffa11.dll', 'libtest-2-dfffa11.dll.a', 'libtest.dll.a' ],
          'symlinks'   : [ ('libtest.dll.a', 'libtest-2-dfffa11.dll.a') ],
      },
    ]
elif 'mslink' in tool_list:
    test_plan = [
        {
          'libversion' : '2.5.4',
          'files'      : [ 'test.dll', 'test.lib', 'test.obj' ],
          'instfiles'  : [ 'test.dll', 'test.lib' ],
          'symlinks'   : [],
        },
    ]
elif 'sunlink' in tool_list:
    test_plan = [
      {
          'libversion' : '2',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'so_test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2') ],
      },
      {
          'libversion' : '2.5',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5', 'so_test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.5'), ('libtest.so.2', 'libtest.so.2.5') ],
      },
      {
          'libversion' : '2.5.4',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4', 'so_test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.5.4'), ('libtest.so.2', 'libtest.so.2.5.4') ],
      },
      {
          'libversion' : '2.5.4.7.8',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4.7.8', 'so_test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.5.4.7.8' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.5.4.7.8'), ('libtest.so.2', 'libtest.so.2.5.4.7.8') ],
      },
      {
          'libversion' : 'aabf114f',
          'files'      : [ 'libtest.so', 'libtest.so.aabf114f', 'so_test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.aabf114f' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.aabf114f') ],
      },
      {
          'libversion' : '2.dfffa11',
          'files'      : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.dfffa11', 'so_test.os' ],
          'instfiles'  : [ 'libtest.so', 'libtest.so.2', 'libtest.so.2.dfffa11' ],
          'symlinks'   : [ ('libtest.so', 'libtest.so.2.dfffa11'), ('libtest.so.2', 'libtest.so.2.dfffa11') ],
      },
    ]
else:
    test_plan = [
        {
          'libversion' : '2.5.4',
          'files'      : [ 'libtest.so', 'test.os' ],
          'instfiles'  : [ ],
        },
    ]

test_c_src = """\
#if _WIN32
__declspec(dllexport)
#endif
int testlib(int n) { return n+1 ; }
"""

test_c_src2 = """\
#if _WIN32
__declspec(dllexport)
#endif
int testlib(int n) { return n+11 ; }
"""

testapp_c_src = """\
#if _WIN32
__declspec(dllimport)
#endif
int testlib(int n);
#include <stdio.h>
int main(int argc, char **argv)
{
int itest ;

itest = testlib(2) ;
printf("results: testlib(2) = %d\\n",itest) ;
return 0 ;
}
"""

for t in test_plan:

    test = TestSCons.TestSCons()

    libversion  = t['libversion']
    files       = t['files']
    symlinks    = t['symlinks']
    instfiles   = t['instfiles']

    test.write('SConstruct', """\
import os
env = Environment()
objs = env.SharedObject('test.c')
mylib = env.SharedLibrary('test', objs, SHLIBVERSION = '%s')
env.Program('testapp1.c', LIBS = mylib, LIBPATH='.')
env.Program('testapp2.c', LIBS = ['test'], LIBPATH='.')
instnode = env.InstallVersionedLib("#/installtest",mylib)
env.Default(instnode)
""" % libversion)

    test.write('test.c', test_c_src)
    test.write('testapp1.c', testapp_c_src)
    test.write('testapp2.c', testapp_c_src)

    test.run(arguments = ['--tree=all'])

    for f in files:
        test.must_exist([ f])
    for f in instfiles:
        test.must_exist(['installtest', f])

    wrong_symlinks = []
    for (linkname,expected) in symlinks:
        try:
            endpoint = os.readlink(linkname)
        except OSError, err:
            print "%s (expected symlink %r -> %r)" % (err, linkname, expected)
            wrong_symlinks.append(linkname)
        else:
            if endpoint != expected:
                print "Wrong symlink: %r -> %r (expected symlink: %r -> %r)" % (linkname, endpoint, linkname, expected)
                wrong_symlinks.append(linkname)

    if wrong_symlinks:
        test.fail_test(wrong_symlinks)

    # modify test.c and make sure it can recompile when links already exist
    test.write('test.c', test_c_src2)

    test.run()

    test.run(arguments = ['-c'])

    for f in files:
        test.must_not_exist([ f])

    for f in instfiles:
        test.must_not_exist(['installtest', f])

test.pass_test()

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