MRuby::Gem::Specification.new('mruby-test') do |spec|

spec.license = 'MIT'
spec.author  = 'mruby developers'
spec.summary = 'mruby test'

build.bins << 'mrbtest'
spec.add_dependency('mruby-compiler', :core => 'mruby-compiler')

spec.test_rbfiles = Dir.glob("#{MRUBY_ROOT}/test/t  .rb")

clib = "#{build_dir}/mrbtest.c"
mlib = clib.ext(exts.object)
exec = exefile("#{build.build_dir}/bin/mrbtest")

mrbtest_lib = libfile("#{build_dir}/mrbtest")
mrbtest_objs = []

driver_objs = Dir.glob("#{dir}  .{c,cpp,cxx,cc,m,asm,s,S}").map do |f|
  objfile(f.relative_path_from(dir).to_s.pathmap("#{build_dir}/%X"))
end

assert_c = "#{build_dir}/assert.c"
assert_rb = "#{MRUBY_ROOT}/test/assert.rb"
assert_lib = assert_c.ext(exts.object)
mrbtest_objs << assert_lib

file assert_lib => assert_c
file assert_c => [assert_rb, build.mrbcfile] do |t|
  open(t.name, 'w') do |f|
    mrbc.run f, assert_rb, 'mrbtest_assert_irep'
  end
end

gem_table = build.gems.generate_gem_table build

build.gems.each do |g|
  test_rbobj = g.test_rbireps.ext(exts.object)
  g.test_objs << test_rbobj
  dep_list = build.gems.tsort_dependencies(g.test_dependencies, gem_table).select(&:generate_functions)

  file test_rbobj => g.test_rbireps
  file g.test_rbireps => [g.test_rbfiles, build.mrbcfile].flatten do |t|
    FileUtils.mkdir_p File.dirname(t.name)
    open(t.name, 'w') do |f|
      g.print_gem_test_header(f)
      test_preload = g.test_preload and [g.dir, MRUBY_ROOT].map {|dir|
        File.expand_path(g.test_preload, dir)
      }.find {|file| File.exist?(file) }

      f.puts %Q[/*]
      f.puts %Q[ * This file contains a test code for #{g.name} gem.]
      f.puts %Q[ *]
      f.puts %Q[ * IMPORTANT:]
      f.puts %Q[ *   This file was generated!]
      f.puts %Q[ *   All manual changes will get lost.]
      f.puts %Q[   ]
      if test_preload.nil?
        f.puts %Q[extern const uint8_t mrbtest_assert_irep[];]
      else
        g.build.mrbc.run f, test_preload, "gem_test_irep_#{g.funcname}_preload"
      end
      g.test_rbfiles.flatten.each_with_index do |rbfile, i|
        g.build.mrbc.run f, rbfile, "gem_test_irep_#{g.funcname}_#{i}"
      end
      f.puts %Q[void mrb_#{g.funcname}_gem_test(mrb_state *mrb);] unless g.test_objs.empty?
      dep_list.each do |d|
        f.puts %Q[void GENERATED_TMP_mrb_#{d.funcname}_gem_init(mrb_state *mrb);]
        f.puts %Q[void GENERATED_TMP_mrb_#{d.funcname}_gem_final(mrb_state *mrb);]
      end
      f.puts %Q[void mrb_init_test_driver(mrb_state *mrb, mrb_bool verbose);]
      f.puts %Q[void mrb_t_pass_result(mrb_state *dst, mrb_state *src);]
      f.puts %Q[void GENERATED_TMP_mrb_#{g.funcname}_gem_test(mrb_state *mrb) {]
      unless g.test_rbfiles.empty?
        f.puts %Q[  mrb_state *mrb2;]
        unless g.test_args.empty?
          f.puts %Q[  mrb_value test_args_hash;]
        end
        f.puts %Q[  int ai;]
        g.test_rbfiles.count.times do |i|
          f.puts %Q[  ai = mrb_gc_arena_save(mrb);]
          f.puts %Q[  mrb2 = mrb_open_core(mrb_default_allocf, NULL);]
          f.puts %Q[  if (mrb2 == NULL) {]
          f.puts %Q[    fprintf(stderr, "Invalid mrb_state, exiting \%s", __FUNCTION__);]
          f.puts %Q[    exit(EXIT_FAILURE);]
          f.puts %Q[  }]
          dep_list.each do |d|
            f.puts %Q[  GENERATED_TMP_mrb_#{d.funcname}_gem_init(mrb2);]
            f.puts %Q[  mrb_state_atexit(mrb2, GENERATED_TMP_mrb_#{d.funcname}_gem_final);]
          end
          f.puts %Q[  mrb_init_test_driver(mrb2, mrb_test(mrb_gv_get(mrb, mrb_intern_lit(mrb, "$mrbtest_verbose"))));]
          if test_preload.nil?
            f.puts %Q[  mrb_load_irep(mrb2, mrbtest_assert_irep);]
          else
            f.puts %Q[  mrb_load_irep(mrb2, gem_test_irep_#{g.funcname}_preload);]
          end
          f.puts %Q[  if (mrb2->exc) {]
          f.puts %Q[    mrb_print_error(mrb2);]
          f.puts %Q[    mrb_close(mrb2);]
          f.puts %Q[    exit(EXIT_FAILURE);]
          f.puts %Q[  }]
          f.puts %Q[  mrb_const_set(mrb2, mrb_obj_value(mrb2->object_class), mrb_intern_lit(mrb2, "GEMNAME"), mrb_str_new(mrb2, "#{g.name}", #{g.name.length}));]

          unless g.test_args.empty?
            f.puts %Q[  test_args_hash = mrb_hash_new_capa(mrb, #{g.test_args.length}); ]
            g.test_args.each do |arg_name, arg_value|
              escaped_arg_name = arg_name.gsub('\\', '\\\\\\\\').gsub('"', '\"')
              escaped_arg_value = arg_value.gsub('\\', '\\\\\\\\').gsub('"', '\"')
              f.puts %Q[  mrb_hash_set(mrb2, test_args_hash, mrb_str_new(mrb2, "#{escaped_arg_name.to_s}", #{escaped_arg_name.to_s.length}), mrb_str_new(mrb2, "#{escaped_arg_value.to_s}", #{escaped_arg_value.to_s.length})); ]
            end
            f.puts %Q[  mrb_const_set(mrb2, mrb_obj_value(mrb2->object_class), mrb_intern_lit(mrb2, "TEST_ARGS"), test_args_hash); ]
          end

          f.puts %Q[  mrb_#{g.funcname}_gem_test(mrb2);] if g.custom_test_init?

          f.puts %Q[  mrb_load_irep(mrb2, gem_test_irep_#{g.funcname}_#{i});]
          f.puts %Q[  ]

          f.puts %Q[  mrb_t_pass_result(mrb, mrb2);]
          f.puts %Q[  mrb_close(mrb2);]
          f.puts %Q[  mrb_gc_arena_restore(mrb, ai);]
        end
      end
      f.puts %Q[}]
    end
  end
end

build.gems.each do |v|
  mrbtest_objs.concat v.test_objs
end

file mrbtest_lib => mrbtest_objs do |t|
  build.archiver.run t.name, t.prerequisites
end

unless build.build_mrbtest_lib_only?
  file exec => [*driver_objs, mlib, mrbtest_lib, build.libmruby_static] do |t|
    gem_flags = build.gems.map { |g| g.linker.flags }
    gem_flags_before_libraries = build.gems.map { |g| g.linker.flags_before_libraries }
    gem_flags_after_libraries = build.gems.map { |g| g.linker.flags_after_libraries }
    gem_libraries = build.gems.map { |g| g.linker.libraries }
    gem_library_paths = build.gems.map { |g| g.linker.library_paths }
    build.linker.run t.name, t.prerequisites, gem_libraries, gem_library_paths, gem_flags,
                     gem_flags_before_libraries, gem_flags_after_libraries
  end
end

# store the last gem selection and make the re-build
# of the test gem depending on a change to the gem
# selection
active_gems_path = "#{build_dir}/active_gems_path.lst"
active_gem_list = if File.exist? active_gems_path
                    File.read active_gems_path
                  else
                    FileUtils.mkdir_p File.dirname(active_gems_path)
                    nil
                  end
current_gem_list = build.gems.map(&:name).join("\n")
task active_gems_path do |_t|
  FileUtils.mkdir_p File.dirname(active_gems_path)
  File.write active_gems_path, current_gem_list
end
file clib => active_gems_path if active_gem_list != current_gem_list

file mlib => clib
file clib => [build.mrbcfile, __FILE__] do |_t|
  _pp "GEN", "*.rb", "#{clib.relative_path}"
  FileUtils.mkdir_p File.dirname(clib)
  open(clib, 'w') do |f|
    f.puts %Q[/*]
    f.puts %Q[ * This file contains a list of all]
    f.puts %Q[ * test functions.]
    f.puts %Q[ *]
    f.puts %Q[ * IMPORTANT:]
    f.puts %Q[ *   This file was generated!]
    f.puts %Q[ *   All manual changes will get lost.]
    f.puts %Q[   ]
    f.puts %Q[]
    f.puts %Q[struct mrb_state;]
    f.puts %Q[typedef struct mrb_state mrb_state;]
    build.gems.each do |g|
      f.puts %Q[void GENERATED_TMP_mrb_#{g.funcname}_gem_test(mrb_state *mrb);]
    end
    f.puts %Q[void mrbgemtest_init(mrb_state* mrb) {]
    build.gems.each do |g|
      f.puts %Q[    GENERATED_TMP_mrb_#{g.funcname}_gem_test(mrb);]
    end
    f.puts %Q[}]
  end
end

end