cuelang.org/go@v0.13.0/encoding/protobuf/textproto/decoder_test.go (about)

     1  // Copyright 2021 CUE 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 textproto_test
    16  
    17  import (
    18  	"strings"
    19  	"testing"
    20  
    21  	"cuelang.org/go/cue"
    22  	"cuelang.org/go/cue/ast/astutil"
    23  	"cuelang.org/go/cue/errors"
    24  	"cuelang.org/go/cue/format"
    25  	"cuelang.org/go/encoding/protobuf/textproto"
    26  	"cuelang.org/go/internal/cuetxtar"
    27  )
    28  
    29  func TestParse(t *testing.T) {
    30  	test := cuetxtar.TxTarTest{
    31  		Root: "./testdata/decoder",
    32  		Name: "decode",
    33  	}
    34  
    35  	d := textproto.NewDecoder()
    36  
    37  	test.Run(t, func(t *cuetxtar.Test) {
    38  		// TODO: use high-level API.
    39  
    40  		var schema cue.Value
    41  		var filename string
    42  		var b []byte
    43  
    44  		for _, f := range t.Archive.Files {
    45  			switch {
    46  			case strings.HasSuffix(f.Name, ".cue"):
    47  				schema = t.CueContext().CompileBytes(f.Data)
    48  				if err := schema.Err(); err != nil {
    49  					t.WriteErrors(errors.Promote(err, "test"))
    50  					return
    51  				}
    52  
    53  			case strings.HasSuffix(f.Name, ".textproto"):
    54  				filename = f.Name
    55  				b = f.Data
    56  			}
    57  		}
    58  
    59  		x, err := d.Parse(schema, filename, b)
    60  		if err != nil {
    61  			t.WriteErrors(errors.Promote(err, "test"))
    62  			return
    63  		}
    64  
    65  		f, err := astutil.ToFile(x)
    66  		if err != nil {
    67  			t.WriteErrors(errors.Promote(err, "test"))
    68  		}
    69  		b, err = format.Node(f)
    70  		if err != nil {
    71  			t.WriteErrors(errors.Promote(err, "test"))
    72  		}
    73  		_, _ = t.Write(b)
    74  	})
    75  }