diff options
Diffstat (limited to 'pkg/gitdiff/base85_test.go')
| -rw-r--r-- | pkg/gitdiff/base85_test.go | 118 |
1 files changed, 0 insertions, 118 deletions
diff --git a/pkg/gitdiff/base85_test.go b/pkg/gitdiff/base85_test.go deleted file mode 100644 index 672c471..0000000 --- a/pkg/gitdiff/base85_test.go +++ /dev/null @@ -1,118 +0,0 @@ -package gitdiff - -import ( - "bytes" - "testing" -) - -func TestBase85Decode(t *testing.T) { - tests := map[string]struct { - Input string - Output []byte - Err bool - }{ - "twoBytes": { - Input: "%KiWV", - Output: []byte{0xCA, 0xFE}, - }, - "fourBytes": { - Input: "007GV", - Output: []byte{0x0, 0x0, 0xCA, 0xFE}, - }, - "sixBytes": { - Input: "007GV%KiWV", - Output: []byte{0x0, 0x0, 0xCA, 0xFE, 0xCA, 0xFE}, - }, - "invalidCharacter": { - Input: "00'GV", - Err: true, - }, - "underpaddedSequence": { - Input: "007G", - Err: true, - }, - "dataUnderrun": { - Input: "007GV", - Output: make([]byte, 8), - Err: true, - }, - } - - for name, test := range tests { - t.Run(name, func(t *testing.T) { - dst := make([]byte, len(test.Output)) - err := base85Decode(dst, []byte(test.Input)) - if test.Err { - if err == nil { - t.Fatalf("expected error decoding base85 data, but got nil") - } - return - } - if err != nil { - t.Fatalf("unexpected error decoding base85 data: %v", err) - } - for i, b := range test.Output { - if dst[i] != b { - t.Errorf("incorrect byte at index %d: expected 0x%X, actual 0x%X", i, b, dst[i]) - } - } - }) - } -} - -func TestBase85Encode(t *testing.T) { - tests := map[string]struct { - Input []byte - Output string - }{ - "zeroBytes": { - Input: []byte{}, - Output: "", - }, - "twoBytes": { - Input: []byte{0xCA, 0xFE}, - Output: "%KiWV", - }, - "fourBytes": { - Input: []byte{0x0, 0x0, 0xCA, 0xFE}, - Output: "007GV", - }, - "sixBytes": { - Input: []byte{0x0, 0x0, 0xCA, 0xFE, 0xCA, 0xFE}, - Output: "007GV%KiWV", - }, - } - - for name, test := range tests { - t.Run(name, func(t *testing.T) { - dst := make([]byte, len(test.Output)) - base85Encode(dst, test.Input) - for i, b := range test.Output { - if dst[i] != byte(b) { - t.Errorf("incorrect character at index %d: expected '%c', actual '%c'", i, b, dst[i]) - } - } - }) - } -} - -func FuzzBase85Roundtrip(f *testing.F) { - f.Add([]byte{0x2b, 0x0d}) - f.Add([]byte{0xbc, 0xb4, 0x3f}) - f.Add([]byte{0xfa, 0x62, 0x05, 0x83, 0x24, 0x39, 0xd5, 0x25}) - f.Add([]byte{0x31, 0x59, 0x02, 0xa0, 0x61, 0x12, 0xd9, 0x43, 0xb8, 0x23, 0x1a, 0xb4, 0x02, 0xae, 0xfa, 0xcc, 0x22, 0xad, 0x41, 0xb9, 0xb8}) - - f.Fuzz(func(t *testing.T, in []byte) { - n := len(in) - dst := make([]byte, base85Len(n)) - out := make([]byte, n) - - base85Encode(dst, in) - if err := base85Decode(out, dst); err != nil { - t.Fatalf("unexpected error decoding base85 data: %v", err) - } - if !bytes.Equal(in, out) { - t.Errorf("decoded data differed from input data:\n input: %x\n output: %x\nencoding: %s\n", in, out, string(dst)) - } - }) -} |
