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// Copyright 2020 CUE Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package export_test
import (
"fmt"
"testing"
"cuelang.org/go/internal/core/adt"
"cuelang.org/go/internal/core/compile"
"cuelang.org/go/internal/core/eval"
"cuelang.org/go/internal/core/export"
"cuelang.org/go/internal/cuetdtest"
"cuelang.org/go/internal/cuetxtar"
)
func TestExtract(t *testing.T) {
test := cuetxtar.TxTarTest{
Root: "./testdata/main",
Name: "doc",
// TODO: use FullMatrix when enough tests pass.
Matrix: cuetdtest.SmallMatrix,
}
test.Run(t, func(t *cuetxtar.Test) {
r := t.Runtime()
a := t.Instance()
v, err := compile.Files(nil, r, "", a.Files...)
if err != nil {
t.Fatal(err)
}
ctx := eval.NewContext(r, v)
v.Finalize(ctx)
writeDocs(t, r, v, nil)
})
}
func writeDocs(t *cuetxtar.Test, r adt.Runtime, v *adt.Vertex, path []string) {
fmt.Fprintln(t, path)
for _, c := range export.ExtractDoc(v) {
fmt.Fprintln(t, "-", c.Text())
}
// Simulate the dereference behavior that is implemented in the CUE api.
v = v.DerefValue()
for _, a := range v.Arcs {
writeDocs(t, r, a, append(path, a.Label.SelectorString(r)))
}
}
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