Initial checkin of gRPC to third_party/

third_party/grpc/test/core/compression/compression_test.c

+/*
+ *
+ * Copyright 2015, 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 <stdlib.h>
+#include <string.h>
+
+#include <grpc/compression.h>
+#include <grpc/grpc.h>
+#include <grpc/support/log.h>
+#include <grpc/support/useful.h>
+
+#include "test/core/util/test_config.h"
+
+static void test_compression_algorithm_parse(void) {
+  size_t i;
+  const char *valid_names[] = {"identity", "gzip", "deflate"};
+  const grpc_compression_algorithm valid_algorithms[] = {
+      GRPC_COMPRESS_NONE, GRPC_COMPRESS_GZIP, GRPC_COMPRESS_DEFLATE};
+  const char *invalid_names[] = {"gzip2", "foo", "", "2gzip"};
+
+  gpr_log(GPR_DEBUG, "test_compression_algorithm_parse");
+
+  for (i = 0; i < GPR_ARRAY_SIZE(valid_names); i++) {
+    const char *valid_name = valid_names[i];
+    grpc_compression_algorithm algorithm;
+    const int success = grpc_compression_algorithm_parse(
+        valid_name, strlen(valid_name), &algorithm);
+    GPR_ASSERT(success != 0);
+    GPR_ASSERT(algorithm == valid_algorithms[i]);
+  }
+
+  for (i = 0; i < GPR_ARRAY_SIZE(invalid_names); i++) {
+    const char *invalid_name = invalid_names[i];
+    grpc_compression_algorithm algorithm;
+    int success;
+    success = grpc_compression_algorithm_parse(
+        invalid_name, strlen(invalid_name), &algorithm);
+    GPR_ASSERT(success == 0);
+    /* the value of "algorithm" is undefined upon failure */
+  }
+}
+
+static void test_compression_algorithm_name(void) {
+  int success;
+  char *name;
+  size_t i;
+  const char *valid_names[] = {"identity", "gzip", "deflate"};
+  const grpc_compression_algorithm valid_algorithms[] = {
+      GRPC_COMPRESS_NONE, GRPC_COMPRESS_GZIP, GRPC_COMPRESS_DEFLATE};
+
+  gpr_log(GPR_DEBUG, "test_compression_algorithm_name");
+
+  for (i = 0; i < GPR_ARRAY_SIZE(valid_algorithms); i++) {
+    success = grpc_compression_algorithm_name(valid_algorithms[i], &name);
+    GPR_ASSERT(success != 0);
+    GPR_ASSERT(strcmp(name, valid_names[i]) == 0);
+  }
+
+  success =
+      grpc_compression_algorithm_name(GRPC_COMPRESS_ALGORITHMS_COUNT, &name);
+  GPR_ASSERT(success == 0);
+  /* the value of "name" is undefined upon failure */
+}
+
+static void test_compression_algorithm_for_level(void) {
+  size_t i;
+  grpc_compression_level levels[] = {
+      GRPC_COMPRESS_LEVEL_NONE, GRPC_COMPRESS_LEVEL_LOW,
+      GRPC_COMPRESS_LEVEL_MED, GRPC_COMPRESS_LEVEL_HIGH};
+  grpc_compression_algorithm algorithms[] = {
+      GRPC_COMPRESS_NONE, GRPC_COMPRESS_DEFLATE, GRPC_COMPRESS_DEFLATE,
+      GRPC_COMPRESS_DEFLATE};
+  gpr_log(GPR_DEBUG, "test_compression_algorithm_for_level");
+
+  for (i = 0; i < GPR_ARRAY_SIZE(levels); i++) {
+    GPR_ASSERT(algorithms[i] ==
+               grpc_compression_algorithm_for_level(levels[i]));
+  }
+}
+
+static void test_compression_enable_disable_algorithm(void) {
+  grpc_compression_options options;
+  grpc_compression_algorithm algorithm;
+
+  gpr_log(GPR_DEBUG, "test_compression_enable_disable_algorithm");
+
+  grpc_compression_options_init(&options);
+  for (algorithm = GRPC_COMPRESS_NONE;
+       algorithm < GRPC_COMPRESS_ALGORITHMS_COUNT; algorithm++) {
+    /* all algorithms are enabled by default */
+    GPR_ASSERT(grpc_compression_options_is_algorithm_enabled(&options,
+                                                             algorithm) != 0);
+  }
+  /* disable one by one */
+  for (algorithm = GRPC_COMPRESS_NONE;
+       algorithm < GRPC_COMPRESS_ALGORITHMS_COUNT; algorithm++) {
+    grpc_compression_options_disable_algorithm(&options, algorithm);
+    GPR_ASSERT(grpc_compression_options_is_algorithm_enabled(&options,
+                                                             algorithm) == 0);
+  }
+  /* re-enable one by one */
+  for (algorithm = GRPC_COMPRESS_NONE;
+       algorithm < GRPC_COMPRESS_ALGORITHMS_COUNT; algorithm++) {
+    grpc_compression_options_enable_algorithm(&options, algorithm);
+    GPR_ASSERT(grpc_compression_options_is_algorithm_enabled(&options,
+                                                             algorithm) != 0);
+  }
+}
+
+int main(int argc, char **argv) {
+  grpc_init();
+  test_compression_algorithm_parse();
+  test_compression_algorithm_name();
+  test_compression_algorithm_for_level();
+  test_compression_enable_disable_algorithm();
+  grpc_shutdown();
+
+  return 0;
+}