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package main
import (
"flag"
"fmt"
"io/ioutil"
"log"
"os"
"os/exec"
"path/filepath"
"gopkg.in/yaml.v2"
)
func main() {
log.SetFlags(0)
log.SetPrefix("testrunner: ")
var configPath string
flag.StringVar(&configPath, "config", "", "location of presubmit.yml")
flag.Parse()
if configPath == "" {
var err error
configPath, err = findConfigPath()
if err != nil {
log.Fatal(err)
}
}
if err := run(configPath, flag.Args()); err != nil {
log.Fatal(err)
}
}
func run(configPath string, args []string) error {
configData, err := ioutil.ReadFile(configPath)
if err != nil {
return err
}
var config interface{}
if err := yaml.Unmarshal(configData, &config); err != nil {
return err
}
platform := config.(map[interface{}]interface{})["platforms"].(map[interface{}]interface{})["windows"].(map[interface{}]interface{})
var buildFlags []string
for _, f := range platform["build_flags"].([]interface{}) {
buildFlags = append(buildFlags, f.(string))
}
testFlags := buildFlags
for _, f := range platform["test_flags"].([]interface{}) {
testFlags = append(testFlags, f.(string))
}
var buildTargets, testTargets []string
if len(args) == 0 {
for _, t := range platform["build_targets"].([]interface{}) {
buildTargets = append(buildTargets, t.(string))
}
for _, t := range platform["test_targets"].([]interface{}) {
testTargets = append(testTargets, t.(string))
}
} else {
buildTargets = args
testTargets = args
}
buildCmd := exec.Command("bazel", "build")
buildCmd.Args = append(buildCmd.Args, buildFlags...)
buildCmd.Args = append(buildCmd.Args, buildTargets...)
buildCmd.Stdout = os.Stdout
buildCmd.Stderr = os.Stderr
if err := buildCmd.Run(); err != nil {
return err
}
testCmd := exec.Command("bazel", "test")
testCmd.Args = append(testCmd.Args, testFlags...)
testCmd.Args = append(testCmd.Args, testTargets...)
testCmd.Stdout = os.Stdout
testCmd.Stderr = os.Stderr
if err := testCmd.Run(); err != nil {
return err
}
return nil
}
func findConfigPath() (string, error) {
d, err := os.Getwd()
if err != nil {
return "", err
}
for {
configPath := filepath.Join(d, ".bazelci/presubmit.yml")
_, err := os.Stat(configPath)
if !os.IsNotExist(err) {
return configPath, nil
}
parent := filepath.Dir(d)
if parent == d {
return "", fmt.Errorf("could not find presubmit.yml")
}
d = parent
}
}
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