diff options
author | Sree Kuchibhotla <sreek@google.com> | 2017-11-08 10:21:59 -0800 |
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committer | Sree Kuchibhotla <sreek@google.com> | 2017-11-08 10:21:59 -0800 |
commit | 52f7039dc4319804a902cc35df4d0cd08ba50421 (patch) | |
tree | cbd9c05c471ac7685aed1b4e095d620ed7e546f2 /test/core/slice/b64_test.cc | |
parent | 9a0db888855e0905946ab476892ba697a6a9200d (diff) | |
parent | 99dcb6953e3a01e2a2795ba3f09e6b6f64114d95 (diff) |
Merge branch 'master' into cc-tsan-1
Diffstat (limited to 'test/core/slice/b64_test.cc')
-rw-r--r-- | test/core/slice/b64_test.cc | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/test/core/slice/b64_test.cc b/test/core/slice/b64_test.cc new file mode 100644 index 0000000000..479198f9f9 --- /dev/null +++ b/test/core/slice/b64_test.cc @@ -0,0 +1,219 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include "src/core/lib/slice/b64.h" + +#include <string.h> + +#include <grpc/slice.h> +#include <grpc/support/alloc.h> +#include <grpc/support/log.h> +#include "src/core/lib/iomgr/exec_ctx.h" +#include "src/core/lib/slice/slice_internal.h" +#include "test/core/util/test_config.h" + +static int buffers_are_equal(const unsigned char* buf1, + const unsigned char* buf2, size_t size) { + size_t i; + for (i = 0; i < size; i++) { + if (buf1[i] != buf2[i]) { + gpr_log(GPR_ERROR, "buf1 and buf2 differ: buf1[%d] = %x vs buf2[%d] = %x", + (int)i, buf1[i], (int)i, buf2[i]); + return 0; + } + } + return 1; +} + +static void test_simple_encode_decode_b64(int url_safe, int multiline) { + const char* hello = "hello"; + char* hello_b64 = + grpc_base64_encode(hello, strlen(hello), url_safe, multiline); + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + grpc_slice hello_slice = grpc_base64_decode(&exec_ctx, hello_b64, url_safe); + GPR_ASSERT(GRPC_SLICE_LENGTH(hello_slice) == strlen(hello)); + GPR_ASSERT(strncmp((const char*)GRPC_SLICE_START_PTR(hello_slice), hello, + GRPC_SLICE_LENGTH(hello_slice)) == 0); + + grpc_slice_unref_internal(&exec_ctx, hello_slice); + grpc_exec_ctx_finish(&exec_ctx); + gpr_free(hello_b64); +} + +static void test_full_range_encode_decode_b64(int url_safe, int multiline) { + unsigned char orig[256]; + size_t i; + char* b64; + grpc_slice orig_decoded; + for (i = 0; i < sizeof(orig); i++) orig[i] = (uint8_t)i; + + /* Try all the different paddings. */ + for (i = 0; i < 3; i++) { + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + b64 = grpc_base64_encode(orig, sizeof(orig) - i, url_safe, multiline); + orig_decoded = grpc_base64_decode(&exec_ctx, b64, url_safe); + GPR_ASSERT(GRPC_SLICE_LENGTH(orig_decoded) == (sizeof(orig) - i)); + GPR_ASSERT(buffers_are_equal(orig, GRPC_SLICE_START_PTR(orig_decoded), + sizeof(orig) - i)); + grpc_slice_unref_internal(&exec_ctx, orig_decoded); + gpr_free(b64); + grpc_exec_ctx_finish(&exec_ctx); + } +} + +static void test_simple_encode_decode_b64_no_multiline(void) { + test_simple_encode_decode_b64(0, 0); +} + +static void test_simple_encode_decode_b64_multiline(void) { + test_simple_encode_decode_b64(0, 1); +} + +static void test_simple_encode_decode_b64_urlsafe_no_multiline(void) { + test_simple_encode_decode_b64(1, 0); +} + +static void test_simple_encode_decode_b64_urlsafe_multiline(void) { + test_simple_encode_decode_b64(1, 1); +} + +static void test_full_range_encode_decode_b64_no_multiline(void) { + test_full_range_encode_decode_b64(0, 0); +} + +static void test_full_range_encode_decode_b64_multiline(void) { + test_full_range_encode_decode_b64(0, 1); +} + +static void test_full_range_encode_decode_b64_urlsafe_no_multiline(void) { + test_full_range_encode_decode_b64(1, 0); +} + +static void test_full_range_encode_decode_b64_urlsafe_multiline(void) { + test_full_range_encode_decode_b64(1, 1); +} + +static void test_url_safe_unsafe_mismatch_failure(void) { + unsigned char orig[256]; + size_t i; + char* b64; + grpc_slice orig_decoded; + int url_safe = 1; + for (i = 0; i < sizeof(orig); i++) orig[i] = (uint8_t)i; + + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + b64 = grpc_base64_encode(orig, sizeof(orig), url_safe, 0); + orig_decoded = grpc_base64_decode(&exec_ctx, b64, !url_safe); + GPR_ASSERT(GRPC_SLICE_IS_EMPTY(orig_decoded)); + gpr_free(b64); + grpc_slice_unref_internal(&exec_ctx, orig_decoded); + + b64 = grpc_base64_encode(orig, sizeof(orig), !url_safe, 0); + orig_decoded = grpc_base64_decode(&exec_ctx, b64, url_safe); + GPR_ASSERT(GRPC_SLICE_IS_EMPTY(orig_decoded)); + gpr_free(b64); + grpc_slice_unref_internal(&exec_ctx, orig_decoded); + grpc_exec_ctx_finish(&exec_ctx); +} + +static void test_rfc4648_test_vectors(void) { + char* b64; + + b64 = grpc_base64_encode("", 0, 0, 0); + GPR_ASSERT(strcmp("", b64) == 0); + gpr_free(b64); + + b64 = grpc_base64_encode("f", 1, 0, 0); + GPR_ASSERT(strcmp("Zg==", b64) == 0); + gpr_free(b64); + + b64 = grpc_base64_encode("fo", 2, 0, 0); + GPR_ASSERT(strcmp("Zm8=", b64) == 0); + gpr_free(b64); + + b64 = grpc_base64_encode("foo", 3, 0, 0); + GPR_ASSERT(strcmp("Zm9v", b64) == 0); + gpr_free(b64); + + b64 = grpc_base64_encode("foob", 4, 0, 0); + GPR_ASSERT(strcmp("Zm9vYg==", b64) == 0); + gpr_free(b64); + + b64 = grpc_base64_encode("fooba", 5, 0, 0); + GPR_ASSERT(strcmp("Zm9vYmE=", b64) == 0); + gpr_free(b64); + + b64 = grpc_base64_encode("foobar", 6, 0, 0); + GPR_ASSERT(strcmp("Zm9vYmFy", b64) == 0); + gpr_free(b64); +} + +static void test_unpadded_decode(void) { + grpc_slice decoded; + + grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT; + decoded = grpc_base64_decode(&exec_ctx, "Zm9vYmFy", 0); + GPR_ASSERT(!GRPC_SLICE_IS_EMPTY(decoded)); + GPR_ASSERT(grpc_slice_str_cmp(decoded, "foobar") == 0); + grpc_slice_unref(decoded); + + decoded = grpc_base64_decode(&exec_ctx, "Zm9vYmE", 0); + GPR_ASSERT(!GRPC_SLICE_IS_EMPTY(decoded)); + GPR_ASSERT(grpc_slice_str_cmp(decoded, "fooba") == 0); + grpc_slice_unref(decoded); + + decoded = grpc_base64_decode(&exec_ctx, "Zm9vYg", 0); + GPR_ASSERT(!GRPC_SLICE_IS_EMPTY(decoded)); + GPR_ASSERT(grpc_slice_str_cmp(decoded, "foob") == 0); + grpc_slice_unref(decoded); + + decoded = grpc_base64_decode(&exec_ctx, "Zm9v", 0); + GPR_ASSERT(!GRPC_SLICE_IS_EMPTY(decoded)); + GPR_ASSERT(grpc_slice_str_cmp(decoded, "foo") == 0); + grpc_slice_unref(decoded); + + decoded = grpc_base64_decode(&exec_ctx, "Zm8", 0); + GPR_ASSERT(!GRPC_SLICE_IS_EMPTY(decoded)); + GPR_ASSERT(grpc_slice_str_cmp(decoded, "fo") == 0); + grpc_slice_unref(decoded); + + decoded = grpc_base64_decode(&exec_ctx, "Zg", 0); + GPR_ASSERT(!GRPC_SLICE_IS_EMPTY(decoded)); + GPR_ASSERT(grpc_slice_str_cmp(decoded, "f") == 0); + grpc_slice_unref(decoded); + + decoded = grpc_base64_decode(&exec_ctx, "", 0); + GPR_ASSERT(GRPC_SLICE_IS_EMPTY(decoded)); + grpc_exec_ctx_finish(&exec_ctx); +} + +int main(int argc, char** argv) { + grpc_test_init(argc, argv); + test_simple_encode_decode_b64_no_multiline(); + test_simple_encode_decode_b64_multiline(); + test_simple_encode_decode_b64_urlsafe_no_multiline(); + test_simple_encode_decode_b64_urlsafe_multiline(); + test_full_range_encode_decode_b64_no_multiline(); + test_full_range_encode_decode_b64_multiline(); + test_full_range_encode_decode_b64_urlsafe_no_multiline(); + test_full_range_encode_decode_b64_urlsafe_multiline(); + test_url_safe_unsafe_mismatch_failure(); + test_rfc4648_test_vectors(); + test_unpadded_decode(); + return 0; +} |