encoder_test.go

Documentation: cuelang.org/go/encoding/protobuf/textproto

     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/errors"
    23  	"cuelang.org/go/encoding/protobuf/textproto"
    24  	"cuelang.org/go/internal/cuetxtar"
    25  )
    26  
    27  func TestEncode(t *testing.T) {
    28  	test := cuetxtar.TxTarTest{
    29  		Root: "./testdata/encoder",
    30  		Name: "encode",
    31  	}
    32  
    33  	r := cue.Runtime{}
    34  
    35  	test.Run(t, func(t *cuetxtar.Test) {
    36  		// TODO: use high-level API.
    37  
    38  		var schema, value cue.Value
    39  
    40  		for _, f := range t.Archive.Files {
    41  			switch {
    42  			case strings.HasSuffix(f.Name, ".cue"):
    43  				inst, err := r.Compile(f.Name, f.Data)
    44  				if err != nil {
    45  					t.WriteErrors(errors.Promote(err, "test"))
    46  					return
    47  				}
    48  				switch f.Name {
    49  				case "schema.cue":
    50  					schema = inst.Value()
    51  				case "value.cue":
    52  					value = inst.Value()
    53  				}
    54  			}
    55  		}
    56  
    57  		v := schema.Unify(value)
    58  		if err := v.Err(); err != nil {
    59  			t.WriteErrors(errors.Promote(err, "test"))
    60  			return
    61  		}
    62  
    63  		b, err := textproto.NewEncoder().Encode(v)
    64  		if err != nil {
    65  			t.WriteErrors(errors.Promote(err, "test"))
    66  			return
    67  		}
    68  		_, _ = t.Write(b)
    69  
    70  	})
    71  }
    72
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