github.com/jingleWang/moby@v1.13.1/pkg/system/path_windows_test.go (about)

     1  // +build windows
     2  
     3  package system
     4  
     5  import "testing"
     6  
     7  // TestCheckSystemDriveAndRemoveDriveLetter tests CheckSystemDriveAndRemoveDriveLetter
     8  func TestCheckSystemDriveAndRemoveDriveLetter(t *testing.T) {
     9  	// Fails if not C drive.
    10  	path, err := CheckSystemDriveAndRemoveDriveLetter(`d:\`)
    11  	if err == nil || (err != nil && err.Error() != "The specified path is not on the system drive (C:)") {
    12  		t.Fatalf("Expected error for d:")
    13  	}
    14  
    15  	// Single character is unchanged
    16  	if path, err = CheckSystemDriveAndRemoveDriveLetter("z"); err != nil {
    17  		t.Fatalf("Single character should pass")
    18  	}
    19  	if path != "z" {
    20  		t.Fatalf("Single character should be unchanged")
    21  	}
    22  
    23  	// Two characters without colon is unchanged
    24  	if path, err = CheckSystemDriveAndRemoveDriveLetter("AB"); err != nil {
    25  		t.Fatalf("2 characters without colon should pass")
    26  	}
    27  	if path != "AB" {
    28  		t.Fatalf("2 characters without colon should be unchanged")
    29  	}
    30  
    31  	// Abs path without drive letter
    32  	if path, err = CheckSystemDriveAndRemoveDriveLetter(`\l`); err != nil {
    33  		t.Fatalf("abs path no drive letter should pass")
    34  	}
    35  	if path != `\l` {
    36  		t.Fatalf("abs path without drive letter should be unchanged")
    37  	}
    38  
    39  	// Abs path without drive letter, linux style
    40  	if path, err = CheckSystemDriveAndRemoveDriveLetter(`/l`); err != nil {
    41  		t.Fatalf("abs path no drive letter linux style should pass")
    42  	}
    43  	if path != `\l` {
    44  		t.Fatalf("abs path without drive letter linux failed %s", path)
    45  	}
    46  
    47  	// Drive-colon should be stripped
    48  	if path, err = CheckSystemDriveAndRemoveDriveLetter(`c:\`); err != nil {
    49  		t.Fatalf("An absolute path should pass")
    50  	}
    51  	if path != `\` {
    52  		t.Fatalf(`An absolute path should have been shortened to \ %s`, path)
    53  	}
    54  
    55  	// Verify with a linux-style path
    56  	if path, err = CheckSystemDriveAndRemoveDriveLetter(`c:/`); err != nil {
    57  		t.Fatalf("An absolute path should pass")
    58  	}
    59  	if path != `\` {
    60  		t.Fatalf(`A linux style absolute path should have been shortened to \ %s`, path)
    61  	}
    62  
    63  	// Failure on c:
    64  	if path, err = CheckSystemDriveAndRemoveDriveLetter(`c:`); err == nil {
    65  		t.Fatalf("c: should fail")
    66  	}
    67  	if err.Error() != `No relative path specified in "c:"` {
    68  		t.Fatalf(path, err)
    69  	}
    70  
    71  	// Failure on d:
    72  	if path, err = CheckSystemDriveAndRemoveDriveLetter(`d:`); err == nil {
    73  		t.Fatalf("c: should fail")
    74  	}
    75  	if err.Error() != `No relative path specified in "d:"` {
    76  		t.Fatalf(path, err)
    77  	}
    78  }