From 473acc61c8392dc7ae303d91568e179c4f105a76 Mon Sep 17 00:00:00 2001 From: Dimitri Sokolyuk Date: Tue, 2 Jul 2019 12:12:53 +0200 Subject: add black list --- vendor/golang.org/x/net/http2/hpack/hpack_test.go | 741 ---------------------- 1 file changed, 741 deletions(-) delete mode 100644 vendor/golang.org/x/net/http2/hpack/hpack_test.go (limited to 'vendor/golang.org/x/net/http2/hpack/hpack_test.go') diff --git a/vendor/golang.org/x/net/http2/hpack/hpack_test.go b/vendor/golang.org/x/net/http2/hpack/hpack_test.go deleted file mode 100644 index 974c35f..0000000 --- a/vendor/golang.org/x/net/http2/hpack/hpack_test.go +++ /dev/null @@ -1,741 +0,0 @@ -// Copyright 2014 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package hpack - -import ( - "bytes" - "encoding/hex" - "fmt" - "math/rand" - "reflect" - "strings" - "testing" - "time" -) - -func (d *Decoder) mustAt(idx int) HeaderField { - if hf, ok := d.at(uint64(idx)); !ok { - panic(fmt.Sprintf("bogus index %d", idx)) - } else { - return hf - } -} - -func TestDynamicTableAt(t *testing.T) { - d := NewDecoder(4096, nil) - at := d.mustAt - if got, want := at(2), (pair(":method", "GET")); got != want { - t.Errorf("at(2) = %v; want %v", got, want) - } - d.dynTab.add(pair("foo", "bar")) - d.dynTab.add(pair("blake", "miz")) - if got, want := at(staticTable.len()+1), (pair("blake", "miz")); got != want { - t.Errorf("at(dyn 1) = %v; want %v", got, want) - } - if got, want := at(staticTable.len()+2), (pair("foo", "bar")); got != want { - t.Errorf("at(dyn 2) = %v; want %v", got, want) - } - if got, want := at(3), (pair(":method", "POST")); got != want { - t.Errorf("at(3) = %v; want %v", got, want) - } -} - -func TestDynamicTableSizeEvict(t *testing.T) { - d := NewDecoder(4096, nil) - if want := uint32(0); d.dynTab.size != want { - t.Fatalf("size = %d; want %d", d.dynTab.size, want) - } - add := d.dynTab.add - add(pair("blake", "eats pizza")) - if want := uint32(15 + 32); d.dynTab.size != want { - t.Fatalf("after pizza, size = %d; want %d", d.dynTab.size, want) - } - add(pair("foo", "bar")) - if want := uint32(15 + 32 + 6 + 32); d.dynTab.size != want { - t.Fatalf("after foo bar, size = %d; want %d", d.dynTab.size, want) - } - d.dynTab.setMaxSize(15 + 32 + 1 /* slop */) - if want := uint32(6 + 32); d.dynTab.size != want { - t.Fatalf("after setMaxSize, size = %d; want %d", d.dynTab.size, want) - } - if got, want := d.mustAt(staticTable.len()+1), (pair("foo", "bar")); got != want { - t.Errorf("at(dyn 1) = %v; want %v", got, want) - } - add(pair("long", strings.Repeat("x", 500))) - if want := uint32(0); d.dynTab.size != want { - t.Fatalf("after big one, size = %d; want %d", d.dynTab.size, want) - } -} - -func TestDecoderDecode(t *testing.T) { - tests := []struct { - name string - in []byte - want []HeaderField - wantDynTab []HeaderField // newest entry first - }{ - // C.2.1 Literal Header Field with Indexing - // http://http2.github.io/http2-spec/compression.html#rfc.section.C.2.1 - {"C.2.1", dehex("400a 6375 7374 6f6d 2d6b 6579 0d63 7573 746f 6d2d 6865 6164 6572"), - []HeaderField{pair("custom-key", "custom-header")}, - []HeaderField{pair("custom-key", "custom-header")}, - }, - - // C.2.2 Literal Header Field without Indexing - // http://http2.github.io/http2-spec/compression.html#rfc.section.C.2.2 - {"C.2.2", dehex("040c 2f73 616d 706c 652f 7061 7468"), - []HeaderField{pair(":path", "/sample/path")}, - []HeaderField{}}, - - // C.2.3 Literal Header Field never Indexed - // http://http2.github.io/http2-spec/compression.html#rfc.section.C.2.3 - {"C.2.3", dehex("1008 7061 7373 776f 7264 0673 6563 7265 74"), - []HeaderField{{"password", "secret", true}}, - []HeaderField{}}, - - // C.2.4 Indexed Header Field - // http://http2.github.io/http2-spec/compression.html#rfc.section.C.2.4 - {"C.2.4", []byte("\x82"), - []HeaderField{pair(":method", "GET")}, - []HeaderField{}}, - } - for _, tt := range tests { - d := NewDecoder(4096, nil) - hf, err := d.DecodeFull(tt.in) - if err != nil { - t.Errorf("%s: %v", tt.name, err) - continue - } - if !reflect.DeepEqual(hf, tt.want) { - t.Errorf("%s: Got %v; want %v", tt.name, hf, tt.want) - } - gotDynTab := d.dynTab.reverseCopy() - if !reflect.DeepEqual(gotDynTab, tt.wantDynTab) { - t.Errorf("%s: dynamic table after = %v; want %v", tt.name, gotDynTab, tt.wantDynTab) - } - } -} - -func (dt *dynamicTable) reverseCopy() (hf []HeaderField) { - hf = make([]HeaderField, len(dt.table.ents)) - for i := range hf { - hf[i] = dt.table.ents[len(dt.table.ents)-1-i] - } - return -} - -type encAndWant struct { - enc []byte - want []HeaderField - wantDynTab []HeaderField - wantDynSize uint32 -} - -// C.3 Request Examples without Huffman Coding -// http://http2.github.io/http2-spec/compression.html#rfc.section.C.3 -func TestDecodeC3_NoHuffman(t *testing.T) { - testDecodeSeries(t, 4096, []encAndWant{ - {dehex("8286 8441 0f77 7777 2e65 7861 6d70 6c65 2e63 6f6d"), - []HeaderField{ - pair(":method", "GET"), - pair(":scheme", "http"), - pair(":path", "/"), - pair(":authority", "www.example.com"), - }, - []HeaderField{ - pair(":authority", "www.example.com"), - }, - 57, - }, - {dehex("8286 84be 5808 6e6f 2d63 6163 6865"), - []HeaderField{ - pair(":method", "GET"), - pair(":scheme", "http"), - pair(":path", "/"), - pair(":authority", "www.example.com"), - pair("cache-control", "no-cache"), - }, - []HeaderField{ - pair("cache-control", "no-cache"), - pair(":authority", "www.example.com"), - }, - 110, - }, - {dehex("8287 85bf 400a 6375 7374 6f6d 2d6b 6579 0c63 7573 746f 6d2d 7661 6c75 65"), - []HeaderField{ - pair(":method", "GET"), - pair(":scheme", "https"), - pair(":path", "/index.html"), - pair(":authority", "www.example.com"), - pair("custom-key", "custom-value"), - }, - []HeaderField{ - pair("custom-key", "custom-value"), - pair("cache-control", "no-cache"), - pair(":authority", "www.example.com"), - }, - 164, - }, - }) -} - -// C.4 Request Examples with Huffman Coding -// http://http2.github.io/http2-spec/compression.html#rfc.section.C.4 -func TestDecodeC4_Huffman(t *testing.T) { - testDecodeSeries(t, 4096, []encAndWant{ - {dehex("8286 8441 8cf1 e3c2 e5f2 3a6b a0ab 90f4 ff"), - []HeaderField{ - pair(":method", "GET"), - pair(":scheme", "http"), - pair(":path", "/"), - pair(":authority", "www.example.com"), - }, - []HeaderField{ - pair(":authority", "www.example.com"), - }, - 57, - }, - {dehex("8286 84be 5886 a8eb 1064 9cbf"), - []HeaderField{ - pair(":method", "GET"), - pair(":scheme", "http"), - pair(":path", "/"), - pair(":authority", "www.example.com"), - pair("cache-control", "no-cache"), - }, - []HeaderField{ - pair("cache-control", "no-cache"), - pair(":authority", "www.example.com"), - }, - 110, - }, - {dehex("8287 85bf 4088 25a8 49e9 5ba9 7d7f 8925 a849 e95b b8e8 b4bf"), - []HeaderField{ - pair(":method", "GET"), - pair(":scheme", "https"), - pair(":path", "/index.html"), - pair(":authority", "www.example.com"), - pair("custom-key", "custom-value"), - }, - []HeaderField{ - pair("custom-key", "custom-value"), - pair("cache-control", "no-cache"), - pair(":authority", "www.example.com"), - }, - 164, - }, - }) -} - -// http://http2.github.io/http2-spec/compression.html#rfc.section.C.5 -// "This section shows several consecutive header lists, corresponding -// to HTTP responses, on the same connection. The HTTP/2 setting -// parameter SETTINGS_HEADER_TABLE_SIZE is set to the value of 256 -// octets, causing some evictions to occur." -func TestDecodeC5_ResponsesNoHuff(t *testing.T) { - testDecodeSeries(t, 256, []encAndWant{ - {dehex(` -4803 3330 3258 0770 7269 7661 7465 611d -4d6f 6e2c 2032 3120 4f63 7420 3230 3133 -2032 303a 3133 3a32 3120 474d 546e 1768 -7474 7073 3a2f 2f77 7777 2e65 7861 6d70 -6c65 2e63 6f6d -`), - []HeaderField{ - pair(":status", "302"), - pair("cache-control", "private"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("location", "https://www.example.com"), - }, - []HeaderField{ - pair("location", "https://www.example.com"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("cache-control", "private"), - pair(":status", "302"), - }, - 222, - }, - {dehex("4803 3330 37c1 c0bf"), - []HeaderField{ - pair(":status", "307"), - pair("cache-control", "private"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("location", "https://www.example.com"), - }, - []HeaderField{ - pair(":status", "307"), - pair("location", "https://www.example.com"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("cache-control", "private"), - }, - 222, - }, - {dehex(` -88c1 611d 4d6f 6e2c 2032 3120 4f63 7420 -3230 3133 2032 303a 3133 3a32 3220 474d -54c0 5a04 677a 6970 7738 666f 6f3d 4153 -444a 4b48 514b 425a 584f 5157 454f 5049 -5541 5851 5745 4f49 553b 206d 6178 2d61 -6765 3d33 3630 303b 2076 6572 7369 6f6e -3d31 -`), - []HeaderField{ - pair(":status", "200"), - pair("cache-control", "private"), - pair("date", "Mon, 21 Oct 2013 20:13:22 GMT"), - pair("location", "https://www.example.com"), - pair("content-encoding", "gzip"), - pair("set-cookie", "foo=ASDJKHQKBZXOQWEOPIUAXQWEOIU; max-age=3600; version=1"), - }, - []HeaderField{ - pair("set-cookie", "foo=ASDJKHQKBZXOQWEOPIUAXQWEOIU; max-age=3600; version=1"), - pair("content-encoding", "gzip"), - pair("date", "Mon, 21 Oct 2013 20:13:22 GMT"), - }, - 215, - }, - }) -} - -// http://http2.github.io/http2-spec/compression.html#rfc.section.C.6 -// "This section shows the same examples as the previous section, but -// using Huffman encoding for the literal values. The HTTP/2 setting -// parameter SETTINGS_HEADER_TABLE_SIZE is set to the value of 256 -// octets, causing some evictions to occur. The eviction mechanism -// uses the length of the decoded literal values, so the same -// evictions occurs as in the previous section." -func TestDecodeC6_ResponsesHuffman(t *testing.T) { - testDecodeSeries(t, 256, []encAndWant{ - {dehex(` -4882 6402 5885 aec3 771a 4b61 96d0 7abe -9410 54d4 44a8 2005 9504 0b81 66e0 82a6 -2d1b ff6e 919d 29ad 1718 63c7 8f0b 97c8 -e9ae 82ae 43d3 -`), - []HeaderField{ - pair(":status", "302"), - pair("cache-control", "private"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("location", "https://www.example.com"), - }, - []HeaderField{ - pair("location", "https://www.example.com"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("cache-control", "private"), - pair(":status", "302"), - }, - 222, - }, - {dehex("4883 640e ffc1 c0bf"), - []HeaderField{ - pair(":status", "307"), - pair("cache-control", "private"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("location", "https://www.example.com"), - }, - []HeaderField{ - pair(":status", "307"), - pair("location", "https://www.example.com"), - pair("date", "Mon, 21 Oct 2013 20:13:21 GMT"), - pair("cache-control", "private"), - }, - 222, - }, - {dehex(` -88c1 6196 d07a be94 1054 d444 a820 0595 -040b 8166 e084 a62d 1bff c05a 839b d9ab -77ad 94e7 821d d7f2 e6c7 b335 dfdf cd5b -3960 d5af 2708 7f36 72c1 ab27 0fb5 291f -9587 3160 65c0 03ed 4ee5 b106 3d50 07 -`), - []HeaderField{ - pair(":status", "200"), - pair("cache-control", "private"), - pair("date", "Mon, 21 Oct 2013 20:13:22 GMT"), - pair("location", "https://www.example.com"), - pair("content-encoding", "gzip"), - pair("set-cookie", "foo=ASDJKHQKBZXOQWEOPIUAXQWEOIU; max-age=3600; version=1"), - }, - []HeaderField{ - pair("set-cookie", "foo=ASDJKHQKBZXOQWEOPIUAXQWEOIU; max-age=3600; version=1"), - pair("content-encoding", "gzip"), - pair("date", "Mon, 21 Oct 2013 20:13:22 GMT"), - }, - 215, - }, - }) -} - -func testDecodeSeries(t *testing.T, size uint32, steps []encAndWant) { - d := NewDecoder(size, nil) - for i, step := range steps { - hf, err := d.DecodeFull(step.enc) - if err != nil { - t.Fatalf("Error at step index %d: %v", i, err) - } - if !reflect.DeepEqual(hf, step.want) { - t.Fatalf("At step index %d: Got headers %v; want %v", i, hf, step.want) - } - gotDynTab := d.dynTab.reverseCopy() - if !reflect.DeepEqual(gotDynTab, step.wantDynTab) { - t.Errorf("After step index %d, dynamic table = %v; want %v", i, gotDynTab, step.wantDynTab) - } - if d.dynTab.size != step.wantDynSize { - t.Errorf("After step index %d, dynamic table size = %v; want %v", i, d.dynTab.size, step.wantDynSize) - } - } -} - -func TestHuffmanDecodeExcessPadding(t *testing.T) { - tests := [][]byte{ - {0xff}, // Padding Exceeds 7 bits - {0x1f, 0xff}, // {"a", 1 byte excess padding} - {0x1f, 0xff, 0xff}, // {"a", 2 byte excess padding} - {0x1f, 0xff, 0xff, 0xff}, // {"a", 3 byte excess padding} - {0xff, 0x9f, 0xff, 0xff, 0xff}, // {"a", 29 bit excess padding} - {'R', 0xbc, '0', 0xff, 0xff, 0xff, 0xff}, // Padding ends on partial symbol. - } - for i, in := range tests { - var buf bytes.Buffer - if _, err := HuffmanDecode(&buf, in); err != ErrInvalidHuffman { - t.Errorf("test-%d: decode(%q) = %v; want ErrInvalidHuffman", i, in, err) - } - } -} - -func TestHuffmanDecodeEOS(t *testing.T) { - in := []byte{0xff, 0xff, 0xff, 0xff, 0xfc} // {EOS, "?"} - var buf bytes.Buffer - if _, err := HuffmanDecode(&buf, in); err != ErrInvalidHuffman { - t.Errorf("error = %v; want ErrInvalidHuffman", err) - } -} - -func TestHuffmanDecodeMaxLengthOnTrailingByte(t *testing.T) { - in := []byte{0x00, 0x01} // {"0", "0", "0"} - var buf bytes.Buffer - if err := huffmanDecode(&buf, 2, in); err != ErrStringLength { - t.Errorf("error = %v; want ErrStringLength", err) - } -} - -func TestHuffmanDecodeCorruptPadding(t *testing.T) { - in := []byte{0x00} - var buf bytes.Buffer - if _, err := HuffmanDecode(&buf, in); err != ErrInvalidHuffman { - t.Errorf("error = %v; want ErrInvalidHuffman", err) - } -} - -func TestHuffmanDecode(t *testing.T) { - tests := []struct { - inHex, want string - }{ - {"f1e3 c2e5 f23a 6ba0 ab90 f4ff", "www.example.com"}, - {"a8eb 1064 9cbf", "no-cache"}, - {"25a8 49e9 5ba9 7d7f", "custom-key"}, - {"25a8 49e9 5bb8 e8b4 bf", "custom-value"}, - {"6402", "302"}, - {"aec3 771a 4b", "private"}, - {"d07a be94 1054 d444 a820 0595 040b 8166 e082 a62d 1bff", "Mon, 21 Oct 2013 20:13:21 GMT"}, - {"9d29 ad17 1863 c78f 0b97 c8e9 ae82 ae43 d3", "https://www.example.com"}, - {"9bd9 ab", "gzip"}, - {"94e7 821d d7f2 e6c7 b335 dfdf cd5b 3960 d5af 2708 7f36 72c1 ab27 0fb5 291f 9587 3160 65c0 03ed 4ee5 b106 3d50 07", - "foo=ASDJKHQKBZXOQWEOPIUAXQWEOIU; max-age=3600; version=1"}, - } - for i, tt := range tests { - var buf bytes.Buffer - in, err := hex.DecodeString(strings.Replace(tt.inHex, " ", "", -1)) - if err != nil { - t.Errorf("%d. hex input error: %v", i, err) - continue - } - if _, err := HuffmanDecode(&buf, in); err != nil { - t.Errorf("%d. decode error: %v", i, err) - continue - } - if got := buf.String(); tt.want != got { - t.Errorf("%d. decode = %q; want %q", i, got, tt.want) - } - } -} - -func TestAppendHuffmanString(t *testing.T) { - tests := []struct { - in, want string - }{ - {"www.example.com", "f1e3 c2e5 f23a 6ba0 ab90 f4ff"}, - {"no-cache", "a8eb 1064 9cbf"}, - {"custom-key", "25a8 49e9 5ba9 7d7f"}, - {"custom-value", "25a8 49e9 5bb8 e8b4 bf"}, - {"302", "6402"}, - {"private", "aec3 771a 4b"}, - {"Mon, 21 Oct 2013 20:13:21 GMT", "d07a be94 1054 d444 a820 0595 040b 8166 e082 a62d 1bff"}, - {"https://www.example.com", "9d29 ad17 1863 c78f 0b97 c8e9 ae82 ae43 d3"}, - {"gzip", "9bd9 ab"}, - {"foo=ASDJKHQKBZXOQWEOPIUAXQWEOIU; max-age=3600; version=1", - "94e7 821d d7f2 e6c7 b335 dfdf cd5b 3960 d5af 2708 7f36 72c1 ab27 0fb5 291f 9587 3160 65c0 03ed 4ee5 b106 3d50 07"}, - } - for i, tt := range tests { - buf := []byte{} - want := strings.Replace(tt.want, " ", "", -1) - buf = AppendHuffmanString(buf, tt.in) - if got := hex.EncodeToString(buf); want != got { - t.Errorf("%d. encode = %q; want %q", i, got, want) - } - } -} - -func TestHuffmanMaxStrLen(t *testing.T) { - const msg = "Some string" - huff := AppendHuffmanString(nil, msg) - - testGood := func(max int) { - var out bytes.Buffer - if err := huffmanDecode(&out, max, huff); err != nil { - t.Errorf("For maxLen=%d, unexpected error: %v", max, err) - } - if out.String() != msg { - t.Errorf("For maxLen=%d, out = %q; want %q", max, out.String(), msg) - } - } - testGood(0) - testGood(len(msg)) - testGood(len(msg) + 1) - - var out bytes.Buffer - if err := huffmanDecode(&out, len(msg)-1, huff); err != ErrStringLength { - t.Errorf("err = %v; want ErrStringLength", err) - } -} - -func TestHuffmanRoundtripStress(t *testing.T) { - const Len = 50 // of uncompressed string - input := make([]byte, Len) - var output bytes.Buffer - var huff []byte - - n := 5000 - if testing.Short() { - n = 100 - } - seed := time.Now().UnixNano() - t.Logf("Seed = %v", seed) - src := rand.New(rand.NewSource(seed)) - var encSize int64 - for i := 0; i < n; i++ { - for l := range input { - input[l] = byte(src.Intn(256)) - } - huff = AppendHuffmanString(huff[:0], string(input)) - encSize += int64(len(huff)) - output.Reset() - if err := huffmanDecode(&output, 0, huff); err != nil { - t.Errorf("Failed to decode %q -> %q -> error %v", input, huff, err) - continue - } - if !bytes.Equal(output.Bytes(), input) { - t.Errorf("Roundtrip failure on %q -> %q -> %q", input, huff, output.Bytes()) - } - } - t.Logf("Compressed size of original: %0.02f%% (%v -> %v)", 100*(float64(encSize)/(Len*float64(n))), Len*n, encSize) -} - -func TestHuffmanDecodeFuzz(t *testing.T) { - const Len = 50 // of compressed - var buf, zbuf bytes.Buffer - - n := 5000 - if testing.Short() { - n = 100 - } - seed := time.Now().UnixNano() - t.Logf("Seed = %v", seed) - src := rand.New(rand.NewSource(seed)) - numFail := 0 - for i := 0; i < n; i++ { - zbuf.Reset() - if i == 0 { - // Start with at least one invalid one. - zbuf.WriteString("00\x91\xff\xff\xff\xff\xc8") - } else { - for l := 0; l < Len; l++ { - zbuf.WriteByte(byte(src.Intn(256))) - } - } - - buf.Reset() - if err := huffmanDecode(&buf, 0, zbuf.Bytes()); err != nil { - if err == ErrInvalidHuffman { - numFail++ - continue - } - t.Errorf("Failed to decode %q: %v", zbuf.Bytes(), err) - continue - } - } - t.Logf("%0.02f%% are invalid (%d / %d)", 100*float64(numFail)/float64(n), numFail, n) - if numFail < 1 { - t.Error("expected at least one invalid huffman encoding (test starts with one)") - } -} - -func TestReadVarInt(t *testing.T) { - type res struct { - i uint64 - consumed int - err error - } - tests := []struct { - n byte - p []byte - want res - }{ - // Fits in a byte: - {1, []byte{0}, res{0, 1, nil}}, - {2, []byte{2}, res{2, 1, nil}}, - {3, []byte{6}, res{6, 1, nil}}, - {4, []byte{14}, res{14, 1, nil}}, - {5, []byte{30}, res{30, 1, nil}}, - {6, []byte{62}, res{62, 1, nil}}, - {7, []byte{126}, res{126, 1, nil}}, - {8, []byte{254}, res{254, 1, nil}}, - - // Doesn't fit in a byte: - {1, []byte{1}, res{0, 0, errNeedMore}}, - {2, []byte{3}, res{0, 0, errNeedMore}}, - {3, []byte{7}, res{0, 0, errNeedMore}}, - {4, []byte{15}, res{0, 0, errNeedMore}}, - {5, []byte{31}, res{0, 0, errNeedMore}}, - {6, []byte{63}, res{0, 0, errNeedMore}}, - {7, []byte{127}, res{0, 0, errNeedMore}}, - {8, []byte{255}, res{0, 0, errNeedMore}}, - - // Ignoring top bits: - {5, []byte{255, 154, 10}, res{1337, 3, nil}}, // high dummy three bits: 111 - {5, []byte{159, 154, 10}, res{1337, 3, nil}}, // high dummy three bits: 100 - {5, []byte{191, 154, 10}, res{1337, 3, nil}}, // high dummy three bits: 101 - - // Extra byte: - {5, []byte{191, 154, 10, 2}, res{1337, 3, nil}}, // extra byte - - // Short a byte: - {5, []byte{191, 154}, res{0, 0, errNeedMore}}, - - // integer overflow: - {1, []byte{255, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128}, res{0, 0, errVarintOverflow}}, - } - for _, tt := range tests { - i, remain, err := readVarInt(tt.n, tt.p) - consumed := len(tt.p) - len(remain) - got := res{i, consumed, err} - if got != tt.want { - t.Errorf("readVarInt(%d, %v ~ %x) = %+v; want %+v", tt.n, tt.p, tt.p, got, tt.want) - } - } -} - -// Fuzz crash, originally reported at https://github.com/bradfitz/http2/issues/56 -func TestHuffmanFuzzCrash(t *testing.T) { - got, err := HuffmanDecodeToString([]byte("00\x91\xff\xff\xff\xff\xc8")) - if got != "" { - t.Errorf("Got %q; want empty string", got) - } - if err != ErrInvalidHuffman { - t.Errorf("Err = %v; want ErrInvalidHuffman", err) - } -} - -func pair(name, value string) HeaderField { - return HeaderField{Name: name, Value: value} -} - -func dehex(s string) []byte { - s = strings.Replace(s, " ", "", -1) - s = strings.Replace(s, "\n", "", -1) - b, err := hex.DecodeString(s) - if err != nil { - panic(err) - } - return b -} - -func TestEmitEnabled(t *testing.T) { - var buf bytes.Buffer - enc := NewEncoder(&buf) - enc.WriteField(HeaderField{Name: "foo", Value: "bar"}) - enc.WriteField(HeaderField{Name: "foo", Value: "bar"}) - - numCallback := 0 - var dec *Decoder - dec = NewDecoder(8<<20, func(HeaderField) { - numCallback++ - dec.SetEmitEnabled(false) - }) - if !dec.EmitEnabled() { - t.Errorf("initial emit enabled = false; want true") - } - if _, err := dec.Write(buf.Bytes()); err != nil { - t.Error(err) - } - if numCallback != 1 { - t.Errorf("num callbacks = %d; want 1", numCallback) - } - if dec.EmitEnabled() { - t.Errorf("emit enabled = true; want false") - } -} - -func TestSaveBufLimit(t *testing.T) { - const maxStr = 1 << 10 - var got []HeaderField - dec := NewDecoder(initialHeaderTableSize, func(hf HeaderField) { - got = append(got, hf) - }) - dec.SetMaxStringLength(maxStr) - var frag []byte - frag = append(frag[:0], encodeTypeByte(false, false)) - frag = appendVarInt(frag, 7, 3) - frag = append(frag, "foo"...) - frag = appendVarInt(frag, 7, 3) - frag = append(frag, "bar"...) - - if _, err := dec.Write(frag); err != nil { - t.Fatal(err) - } - - want := []HeaderField{{Name: "foo", Value: "bar"}} - if !reflect.DeepEqual(got, want) { - t.Errorf("After small writes, got %v; want %v", got, want) - } - - frag = append(frag[:0], encodeTypeByte(false, false)) - frag = appendVarInt(frag, 7, maxStr*3) - frag = append(frag, make([]byte, maxStr*3)...) - - _, err := dec.Write(frag) - if err != ErrStringLength { - t.Fatalf("Write error = %v; want ErrStringLength", err) - } -} - -func TestDynamicSizeUpdate(t *testing.T) { - var buf bytes.Buffer - enc := NewEncoder(&buf) - enc.SetMaxDynamicTableSize(255) - enc.WriteField(HeaderField{Name: "foo", Value: "bar"}) - - d := NewDecoder(4096, nil) - _, err := d.DecodeFull(buf.Bytes()) - if err != nil { - t.Fatalf("unexpected error: got = %v", err) - } - - // must fail since the dynamic table update must be at the beginning - _, err = d.DecodeFull(buf.Bytes()) - if err == nil { - t.Fatalf("dynamic table size update not at the beginning of a header block") - } -} -- cgit v1.2.3