#!/usr/bin/env python
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"""Generates the appropriate build.json data for all the end2end tests."""


import simplejson
import collections


FixtureOptions = collections.namedtuple('FixtureOptions', 'secure platforms')
default_unsecure_fixture_options = FixtureOptions(False, ['windows', 'posix'])
default_secure_fixture_options = FixtureOptions(True, ['windows', 'posix'])

# maps fixture name to whether it requires the security library
END2END_FIXTURES = {
    'chttp2_fake_security': default_secure_fixture_options,
    'chttp2_fullstack': default_unsecure_fixture_options,
    'chttp2_fullstack_with_poll': FixtureOptions(False, ['posix']),
    'chttp2_fullstack_uds_posix': FixtureOptions(False, ['posix']),
    'chttp2_simple_ssl_fullstack': default_secure_fixture_options,
    'chttp2_simple_ssl_fullstack_with_poll': FixtureOptions(True, ['posix']),
    'chttp2_simple_ssl_with_oauth2_fullstack': default_secure_fixture_options,
    'chttp2_socket_pair': default_unsecure_fixture_options,
    'chttp2_socket_pair_one_byte_at_a_time': default_unsecure_fixture_options,
    'chttp2_socket_pair_with_grpc_trace': default_unsecure_fixture_options,
}

TestOptions = collections.namedtuple('TestOptions', 'flaky secure')
default_test_options = TestOptions(False, False)

# maps test names to options
END2END_TESTS = {
    'bad_hostname': default_test_options,
    'cancel_after_accept': default_test_options,
    'cancel_after_accept_and_writes_closed': default_test_options,
    'cancel_after_invoke': default_test_options,
    'cancel_before_invoke': default_test_options,
    'cancel_in_a_vacuum': default_test_options,
    'census_simple_request': default_test_options,
    'disappearing_server': default_test_options,
    'early_server_shutdown_finishes_inflight_calls': default_test_options,
    'early_server_shutdown_finishes_tags': default_test_options,
    'empty_batch': default_test_options,
    'graceful_server_shutdown': default_test_options,
    'invoke_large_request': default_test_options,
    'max_concurrent_streams': default_test_options,
    'max_message_length': default_test_options,
    'no_op': default_test_options,
    'ping_pong_streaming': default_test_options,
    'registered_call': default_test_options,
    'request_response_with_binary_metadata_and_payload': default_test_options,
    'request_response_with_trailing_metadata_and_payload': default_test_options,
    'request_response_with_metadata_and_payload': default_test_options,
    'request_response_with_payload': default_test_options,
    'request_response_with_payload_and_call_creds': TestOptions(flaky=False, secure=True),
    'request_with_large_metadata': default_test_options,
    'request_with_payload': default_test_options,
    'request_with_flags': default_test_options,
    'server_finishes_request': default_test_options,
    'simple_delayed_request': default_test_options,
    'simple_request': default_test_options,
    'simple_request_with_high_initial_sequence_number': default_test_options,
}


def main():
  sec_deps = [
    'end2end_certs',
    'grpc_test_util',
    'grpc',
    'gpr_test_util',
    'gpr'
  ]
  unsec_deps = [
    'grpc_test_util_unsecure',
    'grpc_unsecure',
    'gpr_test_util',
    'gpr'
  ]
  json = {
      '#': 'generated with test/end2end/gen_build_json.py',
      'libs': [
          {
              'name': 'end2end_fixture_%s' % f,
              'build': 'private',
              'language': 'c',
              'secure': 'check' if END2END_FIXTURES[f].secure else 'no',
              'src': ['test/core/end2end/fixtures/%s.c' % f],
              'platforms': [ 'posix' ] if f.endswith('_posix') else END2END_FIXTURES[f].platforms,
              'deps': sec_deps if END2END_FIXTURES[f].secure else unsec_deps,
              'headers': ['test/core/end2end/end2end_tests.h'],
          }
          for f in sorted(END2END_FIXTURES.keys())] + [
          {
              'name': 'end2end_test_%s' % t,
              'build': 'private',
              'language': 'c',
              'secure': 'check' if END2END_TESTS[t].secure else 'no',
              'src': ['test/core/end2end/tests/%s.c' % t],
              'headers': ['test/core/end2end/tests/cancel_test_helpers.h',
                          'test/core/end2end/end2end_tests.h'],
              'deps': sec_deps if END2END_TESTS[t].secure else unsec_deps
          }
          for t in sorted(END2END_TESTS.keys())] + [
          {
              'name': 'end2end_certs',
              'build': 'private',
              'language': 'c',
              'src': [
                  "test/core/end2end/data/test_root_cert.c",
                  "test/core/end2end/data/server1_cert.c",
                  "test/core/end2end/data/server1_key.c"
              ]
          }
          ],
      'targets': [
          {
              'name': '%s_%s_test' % (f, t),
              'build': 'test',
              'language': 'c',
              'src': [],
              'flaky': END2END_TESTS[t].flaky,
              'platforms': END2END_FIXTURES[f].platforms,
              'deps': [
                  'end2end_fixture_%s' % f,
                  'end2end_test_%s' % t] + sec_deps
          }
      for f in sorted(END2END_FIXTURES.keys())
      for t in sorted(END2END_TESTS.keys())] + [
          {
              'name': '%s_%s_unsecure_test' % (f, t),
              'build': 'test',
              'language': 'c',
              'secure': 'no',
              'src': [],
              'flaky': 'invoke_large_request' in t,
              'platforms': END2END_FIXTURES[f].platforms,
              'deps': [
                  'end2end_fixture_%s' % f,
                  'end2end_test_%s' % t] + unsec_deps
          }
      for f in sorted(END2END_FIXTURES.keys()) if not END2END_FIXTURES[f].secure
      for t in sorted(END2END_TESTS.keys()) if not END2END_TESTS[t].secure]}
  print simplejson.dumps(json, sort_keys=True, indent=2 * ' ')


if __name__ == '__main__':
  main()