github.com/kaisenlinux/docker.io@v0.0.0-20230510090727-ea55db55fac7/engine/builder/dockerfile/dispatchers_unix_test.go (about)

     1  //go:build !windows
     2  // +build !windows
     3  
     4  package dockerfile // import "github.com/docker/docker/builder/dockerfile"
     5  
     6  import (
     7  	"runtime"
     8  	"testing"
     9  )
    10  
    11  func TestNormalizeWorkdir(t *testing.T) {
    12  	testCases := []struct{ current, requested, expected, expectedError string }{
    13  		{``, ``, ``, `cannot normalize nothing`},
    14  		{``, `foo`, `/foo`, ``},
    15  		{``, `/foo`, `/foo`, ``},
    16  		{`/foo`, `bar`, `/foo/bar`, ``},
    17  		{`/foo`, `/bar`, `/bar`, ``},
    18  	}
    19  
    20  	for _, test := range testCases {
    21  		normalized, err := normalizeWorkdir(runtime.GOOS, test.current, test.requested)
    22  
    23  		if test.expectedError != "" && err == nil {
    24  			t.Fatalf("NormalizeWorkdir should return an error %s, got nil", test.expectedError)
    25  		}
    26  
    27  		if test.expectedError != "" && err.Error() != test.expectedError {
    28  			t.Fatalf("NormalizeWorkdir returned wrong error. Expected %s, got %s", test.expectedError, err.Error())
    29  		}
    30  
    31  		if normalized != test.expected {
    32  			t.Fatalf("NormalizeWorkdir error. Expected %s for current %s and requested %s, got %s", test.expected, test.current, test.requested, normalized)
    33  		}
    34  	}
    35  }