blob: 4ed9a566a6efce6875ff4ec94c9587699373fa4a [file] [log] [blame]
// Copyright 2018 The 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 load
import (
"os"
"reflect"
"testing"
build "cuelang.org/go/cue/build"
"cuelang.org/go/cue/token"
"golang.org/x/xerrors"
)
const testdata = "./testdata/"
func getInst(pkg, cwd string) (*build.Instance, error) {
c, _ := (&Config{Dir: cwd}).complete()
l := loader{cfg: c}
inst := c.newRelInstance(token.NoPos, pkg)
p := l.importPkg(token.NoPos, inst)
return p, p.Err
}
func TestEmptyImport(t *testing.T) {
p, err := getInst("", "")
if err == nil {
t.Fatal(`Import("") returned nil error.`)
}
if p == nil {
t.Fatal(`Import("") returned nil package.`)
}
if p.DisplayPath != "" {
t.Fatalf("DisplayPath=%q, want %q.", p.DisplayPath, "")
}
}
func TestEmptyFolderImport(t *testing.T) {
_, err := getInst(".", testdata+"empty")
if _, ok := err.(*noCUEError); !ok {
t.Fatal(`Import("testdata/empty") did not return NoCUEError.`)
}
}
func TestIgnoredCUEFilesImport(t *testing.T) {
_, err := getInst(".", testdata+"ignored")
var e *noCUEError
ok := xerrors.As(err, &e)
if !ok {
t.Fatal(`Import("testdata/ignored") did not return NoCUEError.`)
}
if !e.Ignored {
t.Fatal(`Import("testdata/ignored") should have ignored CUE files.`)
}
}
func TestMultiplePackageImport(t *testing.T) {
_, err := getInst(".", testdata+"multi")
mpe, ok := err.(*multiplePackageError)
if !ok {
t.Fatal(`Import("testdata/multi") did not return MultiplePackageError.`)
}
mpe.Dir = ""
want := &multiplePackageError{
Packages: []string{"main", "test_package"},
Files: []string{"file.cue", "file_appengine.cue"},
}
if !reflect.DeepEqual(mpe, want) {
t.Errorf("got %#v; want %#v", mpe, want)
}
}
func TestLocalDirectory(t *testing.T) {
cwd, err := os.Getwd()
if err != nil {
t.Fatal(err)
}
p, err := getInst(".", cwd)
if err != nil {
t.Fatal(err)
}
if p.DisplayPath != "." {
t.Fatalf("DisplayPath=%q, want %q", p.DisplayPath, ".")
}
}