go.chromium.org/luci@v0.0.0-20240309015107-7cdc2e660f33/grpc/cmd/svcdec/main_test.go (about)

     1  // Copyright 2016 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  package main
    16  
    17  import (
    18  	"context"
    19  	"io/ioutil"
    20  	"os"
    21  	"path/filepath"
    22  	"testing"
    23  
    24  	. "github.com/smartystreets/goconvey/convey"
    25  )
    26  
    27  var (
    28  	inputDir   = filepath.Join("..", "..", "internal", "svctool", "testdata")
    29  	goldenFile = "testdata/s1server_dec.golden"
    30  )
    31  
    32  func TestMain(t *testing.T) {
    33  	t.Parallel()
    34  
    35  	Convey("svcdec", t, func() {
    36  		tmpDir, err := ioutil.TempDir("", "")
    37  		So(err, ShouldBeNil)
    38  		defer os.RemoveAll(tmpDir)
    39  
    40  		run := func(args ...string) error {
    41  			t := tool()
    42  			t.ParseArgs(args)
    43  			return t.Run(context.Background(), generate)
    44  		}
    45  
    46  		Convey("Works", func() {
    47  			output := filepath.Join(tmpDir, "s1server_dec.go")
    48  			err := run(
    49  				"-output", output,
    50  				"-type", "S1Server,S2Server",
    51  				inputDir,
    52  			)
    53  			So(err, ShouldBeNil)
    54  
    55  			want, err := os.ReadFile(goldenFile)
    56  			So(err, ShouldBeNil)
    57  
    58  			got, err := os.ReadFile(output)
    59  			So(err, ShouldBeNil)
    60  
    61  			So(string(got), ShouldEqual, string(want))
    62  		})
    63  	})
    64  }