go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/starlark/starlarkproto/testdata/to_pbtext.star (about)

     1  # Copyright 2018 The LUCI Authors.
     2  #
     3  # Licensed under the Apache License, Version 2.0 (the "License");
     4  # you may not use this file except in compliance with the License.
     5  # You may obtain a copy of the License at
     6  #
     7  #      http://www.apache.org/licenses/LICENSE-2.0
     8  #
     9  # Unless required by applicable law or agreed to in writing, software
    10  # distributed under the License is distributed on an "AS IS" BASIS,
    11  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  # See the License for the specific language governing permissions and
    13  # limitations under the License.
    14  
    15  l = proto.new_loader(proto.new_descriptor_set(blob=read('./testprotos/all.pb')))
    16  testprotos = l.module('go.chromium.org/luci/starlark/starlarkproto/testprotos/test.proto')
    17  
    18  m = testprotos.Simple()
    19  
    20  # Works in general.
    21  m.i = 123
    22  assert.eq(proto.to_textpb(m), 'i: 123\n')
    23  
    24  # Omits defaults.
    25  m.i = 0
    26  assert.eq(proto.to_textpb(m), '')
    27  
    28  # to_textpb expects an argument.
    29  def to_textpb_no_args():
    30    proto.to_textpb()
    31  assert.fails(to_textpb_no_args, 'missing argument for msg')
    32  
    33  # Too many arguments.
    34  def to_textpb_too_many_args():
    35    proto.to_textpb(m, m)
    36  assert.fails(to_textpb_too_many_args, 'to_textpb: got 2 arguments, want at most 1')
    37  
    38  # None argument.
    39  def to_textpb_with_none():
    40    proto.to_textpb(None)
    41  assert.fails(to_textpb_with_none, 'to_textpb: for parameter msg: got NoneType, want proto.Message')
    42  
    43  # Wrongly typed argument.
    44  def to_textpb_with_int():
    45    proto.to_textpb(1)
    46  assert.fails(to_textpb_with_int, 'to_textpb: for parameter msg: got int, want proto.Message')