github.com/signintech/pdft@v0.5.0/minigopdf/pdf_protection_test.go (about)

     1  package gopdf
     2  
     3  import "testing"
     4  
     5  func TestSetProtection(t *testing.T) {
     6  
     7  	var pp PDFProtection
     8  	pp.setProtection(PermissionsPrint|PermissionsCopy|PermissionsModify, []byte("5555"), []byte("1234"))
     9  	var realOValue = []byte{
    10  		0xbb, 0xb8, 0x04, 0x6d, 0x96, 0xa9, 0x9a, 0x23, 0x46, 0xa9, 0x41, 0x21, 0x06, 0x8c, 0xad, 0x4f, 0x83, 0x5e, 0x5d, 0x0e, 0xcb, 0xb6, 0x20, 0xa8, 0xb7, 0xa3, 0x16, 0x13, 0x3c, 0x8f, 0x02, 0x91,
    11  	}
    12  
    13  	var realUValue = []byte{
    14  		0x19, 0x27, 0x67, 0x2a, 0x4f, 0x28, 0x64, 0xb3, 0x8b, 0x8b, 0x40, 0x44, 0x2, 0xa2, 0x68, 0x72, 0x2f, 0xe1, 0xb9, 0xf8, 0x4, 0x24, 0x81, 0xe, 0xe8, 0x84, 0xd8, 0x30, 0xd5, 0xe9, 0x8f, 0x24,
    15  	}
    16  
    17  	if !isSliceEq(pp.oValue, realOValue) {
    18  		t.Errorf("wrong oValue")
    19  		return
    20  	}
    21  
    22  	if !isSliceEq(pp.uValue, realUValue) {
    23  		t.Errorf("wrong oValue")
    24  		return
    25  	}
    26  
    27  	if pp.pValue != -36 {
    28  		t.Errorf("wrong pValue")
    29  		return
    30  	}
    31  
    32  	var realObjKey4 = []byte{
    33  		0xb3, 0x9, 0xe6, 0x55, 0xd8, 0x23, 0xbf, 0xbb, 0xc5, 0xdf,
    34  	}
    35  	if !isSliceEq(pp.objectkey(4), realObjKey4) {
    36  		t.Errorf("wrong objectkey 4")
    37  		return
    38  	}
    39  
    40  	var realObjKey5 = []byte{
    41  		0xc4, 0x2c, 0x3e, 0x35, 0x92, 0xbe, 0x5e, 0x25, 0xdd, 0x1b,
    42  	}
    43  	if !isSliceEq(pp.objectkey(5), realObjKey5) {
    44  		t.Errorf("wrong objectkey 5")
    45  		return
    46  	}
    47  }
    48  
    49  func isSliceEq(a, b []byte) bool {
    50  
    51  	if a == nil && b == nil {
    52  		return true
    53  	}
    54  
    55  	if a == nil || b == nil {
    56  		return false
    57  	}
    58  
    59  	if len(a) != len(b) {
    60  		return false
    61  	}
    62  
    63  	for i := range a {
    64  		if a[i] != b[i] {
    65  			return false
    66  		}
    67  	}
    68  
    69  	return true
    70  }