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// Copyright 2019 The gVisor 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.
// Binary proctor-python is a utility that facilitates language testing for Pyhton.
package main
import (
"fmt"
"log"
"os"
"os/exec"
"path/filepath"
"regexp"
"gvisor.dev/gvisor/test/runtimes/common"
)
var (
dir = os.Getenv("LANG_DIR")
testDir = filepath.Join(dir, "Lib", "test")
testRegEx = regexp.MustCompile(`^test_.+\.py$`)
)
type pythonRunner struct {
}
func main() {
if err := common.LaunchFunc(pythonRunner{}); err != nil {
log.Fatalf("Failed to start: %v", err)
}
}
func (p pythonRunner) ListTests() ([]string, error) {
var testSlice []string
err := filepath.Walk(testDir, func(path string, info os.FileInfo, err error) error {
name := filepath.Base(path)
if info.IsDir() || !testRegEx.MatchString(name) {
return nil
}
relPath, err := filepath.Rel(testDir, path)
if err != nil {
return err
}
testSlice = append(testSlice, relPath)
return nil
})
if err != nil {
return nil, fmt.Errorf("walking %q: %v", testDir, err)
}
return testSlice, nil
}
func (p pythonRunner) RunTest(test string) error {
// Python tests need to be run in the directory in which they exist.
// Split the filename from it's directory and execute in the correct directory.
relDir, file := filepath.Split(test)
args := []string{"-m", "test", file}
cmd := exec.Command(filepath.Join(dir, "python"), args...)
cmd.Dir = filepath.Join(testDir, relDir)
cmd.Stdout, cmd.Stderr = os.Stdout, os.Stderr
if err := cmd.Run(); err != nil {
return fmt.Errorf("failed to run: %v", err)
}
return nil
}
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