diff options
Diffstat (limited to 'test/core/transport/chttp2/bin_decoder_test.c')
| -rw-r--r-- | test/core/transport/chttp2/bin_decoder_test.c | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/test/core/transport/chttp2/bin_decoder_test.c b/test/core/transport/chttp2/bin_decoder_test.c new file mode 100644 index 0000000000..c4e6cd332f --- /dev/null +++ b/test/core/transport/chttp2/bin_decoder_test.c @@ -0,0 +1,144 @@ +/* + * + * Copyright 2016, Google Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + */ + +#include "src/core/ext/transport/chttp2/transport/bin_decoder.h" + +#include <string.h> + +#include <grpc/support/alloc.h> +#include <grpc/support/log.h> +#include "src/core/ext/transport/chttp2/transport/bin_encoder.h" +#include "src/core/lib/support/string.h" + +static int all_ok = 1; + +static void expect_slice_eq(gpr_slice expected, gpr_slice slice, char *debug, + int line) { + if (0 != gpr_slice_cmp(slice, expected)) { + char *hs = gpr_dump_slice(slice, GPR_DUMP_HEX | GPR_DUMP_ASCII); + char *he = gpr_dump_slice(expected, GPR_DUMP_HEX | GPR_DUMP_ASCII); + gpr_log(GPR_ERROR, "FAILED:%d: %s\ngot: %s\nwant: %s", line, debug, hs, + he); + gpr_free(hs); + gpr_free(he); + all_ok = 0; + } + gpr_slice_unref(expected); + gpr_slice_unref(slice); +} + +static gpr_slice base64_encode(const char *s) { + gpr_slice ss = gpr_slice_from_copied_string(s); + gpr_slice out = grpc_chttp2_base64_encode(ss); + gpr_slice_unref(ss); + return out; +} + +static gpr_slice base64_decode(const char *s) { + gpr_slice ss = gpr_slice_from_copied_string(s); + gpr_slice out = grpc_chttp2_base64_decode(ss); + gpr_slice_unref(ss); + return out; +} + +static gpr_slice base64_decode_with_length(const char *s, + size_t output_length) { + gpr_slice ss = gpr_slice_from_copied_string(s); + gpr_slice out = grpc_chttp2_base64_decode_with_length(ss, output_length); + gpr_slice_unref(ss); + return out; +} + +#define EXPECT_SLICE_EQ(expected, slice) \ + expect_slice_eq( \ + gpr_slice_from_copied_buffer(expected, sizeof(expected) - 1), slice, \ + #slice, __LINE__); + +#define ENCODE_AND_DECODE(s) \ + EXPECT_SLICE_EQ( \ + s, grpc_chttp2_base64_decode_with_length(base64_encode(s), strlen(s))); + +int main(int argc, char **argv) { + /* ENCODE_AND_DECODE tests grpc_chttp2_base64_decode_with_length(), which + takes encoded base64 strings without pad chars, but output length is + required. */ + /* Base64 test vectors from RFC 4648 */ + ENCODE_AND_DECODE(""); + ENCODE_AND_DECODE("f"); + ENCODE_AND_DECODE("foo"); + ENCODE_AND_DECODE("fo"); + ENCODE_AND_DECODE("foob"); + ENCODE_AND_DECODE("fooba"); + ENCODE_AND_DECODE("foobar"); + + ENCODE_AND_DECODE("\xc0\xc1\xc2\xc3\xc4\xc5"); + + /* Base64 test vectors from RFC 4648, with pad chars */ + /* BASE64("") = "" */ + EXPECT_SLICE_EQ("", base64_decode("")); + /* BASE64("f") = "Zg==" */ + EXPECT_SLICE_EQ("f", base64_decode("Zg==")); + /* BASE64("fo") = "Zm8=" */ + EXPECT_SLICE_EQ("fo", base64_decode("Zm8=")); + /* BASE64("foo") = "Zm9v" */ + EXPECT_SLICE_EQ("foo", base64_decode("Zm9v")); + /* BASE64("foob") = "Zm9vYg==" */ + EXPECT_SLICE_EQ("foob", base64_decode("Zm9vYg==")); + /* BASE64("fooba") = "Zm9vYmE=" */ + EXPECT_SLICE_EQ("fooba", base64_decode("Zm9vYmE=")); + /* BASE64("foobar") = "Zm9vYmFy" */ + EXPECT_SLICE_EQ("foobar", base64_decode("Zm9vYmFy")); + + EXPECT_SLICE_EQ("\xc0\xc1\xc2\xc3\xc4\xc5", base64_decode("wMHCw8TF")); + + // Test illegal input length in grpc_chttp2_base64_decode + EXPECT_SLICE_EQ("", base64_decode("a")); + EXPECT_SLICE_EQ("", base64_decode("ab")); + EXPECT_SLICE_EQ("", base64_decode("abc")); + + // Test illegal charactors in grpc_chttp2_base64_decode + EXPECT_SLICE_EQ("", base64_decode("Zm:v")); + EXPECT_SLICE_EQ("", base64_decode("Zm=v")); + + // Test output_length longer than max possible output length in + // grpc_chttp2_base64_decode_with_length + EXPECT_SLICE_EQ("", base64_decode_with_length("Zg", 2)); + EXPECT_SLICE_EQ("", base64_decode_with_length("Zm8", 3)); + EXPECT_SLICE_EQ("", base64_decode_with_length("Zm9v", 4)); + + // Test illegal charactors in grpc_chttp2_base64_decode_with_length + EXPECT_SLICE_EQ("", base64_decode_with_length("Zm:v", 3)); + EXPECT_SLICE_EQ("", base64_decode_with_length("Zm=v", 3)); + + return all_ok ? 0 : 1; +} |