1 files changed, 105 insertions, 0 deletions
diff --git a/go/tools/windows-testrunner/windows-testrunner.go b/go/tools/windows-testrunner/windows-testrunner.go
new file mode 100644
index 00000000..a3f25603
--- /dev/null
+++ b/go/tools/windows-testrunner/windows-testrunner.go
@@ -0,0 +1,105 @@
+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
+	}
+}