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Source file src/os/exec/lp_test.go

Documentation: os/exec

  // Copyright 2011 The Go Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style
  // license that can be found in the LICENSE file.
  
  package exec
  
  import (
  	"testing"
  )
  
  var nonExistentPaths = []string{
  	"some-non-existent-path",
  	"non-existent-path/slashed",
  }
  
  func TestLookPathNotFound(t *testing.T) {
  	for _, name := range nonExistentPaths {
  		path, err := LookPath(name)
  		if err == nil {
  			t.Fatalf("LookPath found %q in $PATH", name)
  		}
  		if path != "" {
  			t.Fatalf("LookPath path == %q when err != nil", path)
  		}
  		perr, ok := err.(*Error)
  		if !ok {
  			t.Fatal("LookPath error is not an exec.Error")
  		}
  		if perr.Name != name {
  			t.Fatalf("want Error name %q, got %q", name, perr.Name)
  		}
  	}
  }
  

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