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hack: encode the name of the current test in temporary directories, for easier tracking

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Conflicts:
	utils_test.go
This commit is contained in:
Solomon Hykes 2013-10-18 06:47:08 +00:00
parent 07d9e4353b
commit b629810fe0
1 changed files with 28 additions and 4 deletions
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32
utils_test.go
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@ -2,22 +2,38 @@ package docker
import (
"github.com/dotcloud/docker/utils"
"fmt"
"io"
"io/ioutil"
"os"
"path"
"strings"
"testing"
"runtime"
)
// This file contains utility functions for docker's unit test suite.
// It has to be named XXX_test.go, apparently, in other to access private functions
// from other XXX_test.go functions.
var globalTestID string
// Create a temporary runtime suitable for unit testing.
// Call t.Fatal() at the first error.
func mkRuntime(f Fataler) *Runtime {
runtime, err := newTestRuntime()
// Use the caller function name as a prefix.
// This helps trace temp directories back to their test.
pc, _, _, _ := runtime.Caller(1)
callerLongName := runtime.FuncForPC(pc).Name()
parts := strings.Split(callerLongName, ".")
callerShortName := parts[len(parts) - 1]
if globalTestID == "" {
globalTestID = GenerateID()[:4]
}
prefix := fmt.Sprintf("docker-test%s-%s-", globalTestID, callerShortName)
utils.Debugf("prefix = '%s'", prefix)
runtime, err := newTestRuntime(prefix)
if err != nil {
f.Fatal(err)
}
@ -30,8 +46,16 @@ type Fataler interface {
Fatal(args ...interface{})
}
func newTestRuntime() (*Runtime, error) {
root, err := ioutil.TempDir("", "docker-test")
func newTestRuntime(prefix string) (runtime *Runtime, err error) {
if prefix == "" {
prefix = "docker-test-"
}
utils.Debugf("prefix = %s", prefix)
utils.Debugf("newTestRuntime start")
root, err := ioutil.TempDir("", prefix)
defer func() {
utils.Debugf("newTestRuntime: %s", root)
}()
if err != nil {
return nil, err
}
@ -42,7 +66,7 @@ func newTestRuntime() (*Runtime, error) {
return nil, err
}
runtime, err := NewRuntimeFromDirectory(root, false)
runtime, err = NewRuntimeFromDirectory(root, false)
if err != nil {
return nil, err
}