github.com/polydawn/docket@v0.5.4-0.20140630233848-90b70fb433da/dex/utils_test.go (about)

     1  package dex
     2  
     3  import (
     4  	"io/ioutil"
     5  	"os"
     6  )
     7  
     8  func do(fn func()) {
     9  	retreat, err := os.Getwd()
    10  	if err != nil { panic(err); }
    11  
    12  	defer os.Chdir(retreat)
    13  
    14  	basedir := os.Getenv("BASEDIR")
    15  	if len(basedir) != 0 {
    16  		err = os.Chdir(basedir)
    17  		if err != nil { panic(err); }
    18  	}
    19  
    20  	err = os.MkdirAll("target/test", 0755)
    21  	if err != nil { panic(err); }
    22  	tmpdir, err := ioutil.TempDir("target/test","")
    23  	if err != nil { panic(err); }
    24  	err = os.Chdir(tmpdir)
    25  	if err != nil { panic(err); }
    26  
    27  	fn()
    28  }