From 4cbd01d0ee62575176a2369e1d19338a53118b45 Mon Sep 17 00:00:00 2001 From: Charles Iliya Krempeaux Date: Fri, 8 Dec 2023 11:42:28 -0800 Subject: [PATCH] initial commits --- method/bytes_tolerant.go | 26 ++ method/bytes_tolerant_test.go | 493 ++++++++++++++++++++++++++++++++++ 2 files changed, 519 insertions(+) create mode 100644 method/bytes_tolerant.go create mode 100644 method/bytes_tolerant_test.go diff --git a/method/bytes_tolerant.go b/method/bytes_tolerant.go new file mode 100644 index 0000000..002bf80 --- /dev/null +++ b/method/bytes_tolerant.go @@ -0,0 +1,26 @@ +package method + +func BytesTolerant(p []byte) (result []byte, rest []byte, ok bool) { + + if len(p) <= 0 { + return nil, nil, false + } + + { + p0 := p[0] + + if ' ' == p0 || '\t' == p0 || '\r' == p0 || '\n' == p0 { + return nil, p, false + } + } + + { + for i,b := range p { + if ' ' == b || '\t' == b || '\r' == b || '\n' == b { + return p[:i], p[i:], true + } + } + + return p, nil, true + } +} diff --git a/method/bytes_tolerant_test.go b/method/bytes_tolerant_test.go new file mode 100644 index 0000000..425f34f --- /dev/null +++ b/method/bytes_tolerant_test.go @@ -0,0 +1,493 @@ +package method_test + +import ( + "testing" + + "bytes" + + "sourcecode.social/reiver/go-rfc2616/method" +) + +func TestBytesTolerant(t *testing.T) { + + tests := []struct{ + Value []byte + ExpectedResult []byte + ExpectedRest []byte + ExpectedOK bool + }{ + { + Value: nil, + ExpectedResult: nil, + ExpectedRest: nil, + ExpectedOK: false, + }, + { + Value: []byte(nil), + ExpectedResult: nil, + ExpectedRest: nil, + ExpectedOK: false, + }, + + + + { + Value: []byte{}, + ExpectedResult: nil, + ExpectedRest: nil, + ExpectedOK: false, + }, + { + Value: []byte(""), + ExpectedResult: nil, + ExpectedRest: nil, + ExpectedOK: false, + }, + + + + { + Value: []byte(" "), + ExpectedResult: nil, + ExpectedRest: []byte(" "), + ExpectedOK: false, + }, + { + Value: []byte("\t"), + ExpectedResult: nil, + ExpectedRest: []byte("\t"), + ExpectedOK: false, + }, + { + Value: []byte("\r"), + ExpectedResult: nil, + ExpectedRest: []byte("\r"), + ExpectedOK: false, + }, + { + Value: []byte("\n"), + ExpectedResult: nil, + ExpectedRest: []byte("\n"), + ExpectedOK: false, + }, + + + + { + Value: []byte("CONNECT"), + ExpectedResult: []byte("CONNECT"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("DELETE"), + ExpectedResult: []byte("DELETE"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("GET"), + ExpectedResult: []byte("GET"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("HEAD"), + ExpectedResult: []byte("HEAD"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("PATCH"), + ExpectedResult: []byte("PATCH"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("POST"), + ExpectedResult: []byte("POST"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("PUT"), + ExpectedResult: []byte("PUT"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("TRACE"), + ExpectedResult: []byte("TRACE"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("/GET"), + ExpectedResult: []byte("/GET"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("/W"), + ExpectedResult: []byte("/W"), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte(`()<>@,;:\"/[]?={}`), + ExpectedResult: []byte(`()<>@,;:\"/[]?={}`), + ExpectedRest: nil, + ExpectedOK: true, + }, + { + Value: []byte("😈"), + ExpectedResult: []byte(`😈`), + ExpectedRest: nil, + ExpectedOK: true, + }, + + + + { + Value: []byte("CONNECT "), + ExpectedResult: []byte("CONNECT"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("DELETE "), + ExpectedResult: []byte("DELETE"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("GET "), + ExpectedResult: []byte("GET"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("HEAD "), + ExpectedResult: []byte("HEAD"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("PATCH "), + ExpectedResult: []byte("PATCH"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("POST "), + ExpectedResult: []byte("POST"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("PUT "), + ExpectedResult: []byte("PUT"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("TRACE "), + ExpectedResult: []byte("TRACE"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("/GET "), + ExpectedResult: []byte("/GET"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte("/W "), + ExpectedResult: []byte("/W"), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + { + Value: []byte(`()<>@,;:\"/[]?={} `), + ExpectedResult: []byte(`()<>@,;:\"/[]?={}`), + ExpectedRest: []byte(` `), + ExpectedOK: true, + }, + { + Value: []byte("😈 "), + ExpectedResult: []byte(`😈`), + ExpectedRest: []byte(" "), + ExpectedOK: true, + }, + + + + { + Value: []byte("CONNECT\t"), + ExpectedResult: []byte("CONNECT"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("DELETE\t"), + ExpectedResult: []byte("DELETE"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("GET\t"), + ExpectedResult: []byte("GET"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("HEAD\t"), + ExpectedResult: []byte("HEAD"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("PATCH\t"), + ExpectedResult: []byte("PATCH"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("POST\t"), + ExpectedResult: []byte("POST"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("PUT\t"), + ExpectedResult: []byte("PUT"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("TRACE\t"), + ExpectedResult: []byte("TRACE"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("/GET\t"), + ExpectedResult: []byte("/GET"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte("/W\t"), + ExpectedResult: []byte("/W"), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + { + Value: []byte(`()<>@,;:\"/[]?={} `), + ExpectedResult: []byte(`()<>@,;:\"/[]?={}`), + ExpectedRest: []byte(` `), + ExpectedOK: true, + }, + { + Value: []byte("😈\t"), + ExpectedResult: []byte(`😈`), + ExpectedRest: []byte("\t"), + ExpectedOK: true, + }, + + + + { + Value: []byte("CONNECT\r"), + ExpectedResult: []byte("CONNECT"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("DELETE\r"), + ExpectedResult: []byte("DELETE"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("GET\r"), + ExpectedResult: []byte("GET"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("HEAD\r"), + ExpectedResult: []byte("HEAD"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("PATCH\r"), + ExpectedResult: []byte("PATCH"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("POST\r"), + ExpectedResult: []byte("POST"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("PUT\r"), + ExpectedResult: []byte("PUT"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("TRACE\r"), + ExpectedResult: []byte("TRACE"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("/GET\r"), + ExpectedResult: []byte("/GET"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte("/W\r"), + ExpectedResult: []byte("/W"), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + { + Value: []byte(`()<>@,;:\"/[]?={} `), + ExpectedResult: []byte(`()<>@,;:\"/[]?={}`), + ExpectedRest: []byte(` `), + ExpectedOK: true, + }, + { + Value: []byte("😈\r"), + ExpectedResult: []byte(`😈`), + ExpectedRest: []byte("\r"), + ExpectedOK: true, + }, + + + + { + Value: []byte("CONNECT\n"), + ExpectedResult: []byte("CONNECT"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("DELETE\n"), + ExpectedResult: []byte("DELETE"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("GET\n"), + ExpectedResult: []byte("GET"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("HEAD\n"), + ExpectedResult: []byte("HEAD"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("PATCH\n"), + ExpectedResult: []byte("PATCH"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("POST\n"), + ExpectedResult: []byte("POST"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("PUT\n"), + ExpectedResult: []byte("PUT"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("TRACE\n"), + ExpectedResult: []byte("TRACE"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("/GET\n"), + ExpectedResult: []byte("/GET"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte("/W\n"), + ExpectedResult: []byte("/W"), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + { + Value: []byte(`()<>@,;:\"/[]?={} `), + ExpectedResult: []byte(`()<>@,;:\"/[]?={}`), + ExpectedRest: []byte(` `), + ExpectedOK: true, + }, + { + Value: []byte("😈\n"), + ExpectedResult: []byte(`😈`), + ExpectedRest: []byte("\n"), + ExpectedOK: true, + }, + } + + for testNumber, test := range tests { + + actualResult, actualRest, actualOK := method.BytesTolerant(test.Value) + + { + expected := test.ExpectedOK + actual := actualOK + + if expected != actual { + t.Errorf("For test #%d, the actual ok-result is not what was expected." , testNumber) + t.Logf("EXPECTED: %t", expected) + t.Logf("ACTUAL: %t", actual) + t.Logf("VALUE: %q (%#v)", test.Value, test.Value) + continue + } + } + + { + expected := test.ExpectedResult + actual := actualResult + + if !bytes.Equal(expected, actual) { + t.Errorf("For test #%d, the actual result is not what was expected." , testNumber) + t.Logf("EXPECTED: %q (%#v)", expected, expected) + t.Logf("ACTUAL: %q (%#v)", actual, actual) + t.Logf("VALUE: %q (%#v)", test.Value, test.Value) + continue + } + } + + { + expected := test.ExpectedRest + actual := actualRest + + if !bytes.Equal(expected, actual) { + t.Errorf("For test #%d, the actual rest is not what was expected." , testNumber) + t.Logf("EXPECTED: %q (%#v)", expected, expected) + t.Logf("ACTUAL: %q (%#v)", actual, actual) + t.Logf("VALUE: %q (%#v)", test.Value, test.Value) + continue + } + } + } +}