Add redis parser + test

server/test_utils.h

@@ -0,0 +1,86 @@
+// Copyright 2021, Beeri 15.  All rights reserved.
+// Author: Roman Gershman (romange@gmail.com)
+//
+
+#pragma once
+
+#include <gmock/gmock.h>
+
+#include "io/io.h"
+#include "server/redis_parser.h"
+#include "util/proactor_pool.h"
+
+namespace dfly {
+
+class RespMatcher {
+ public:
+  RespMatcher(std::string_view val, RespExpr::Type t = RespExpr::STRING) : type_(t), exp_str_(val) {
+  }
+
+  RespMatcher(int64_t val, RespExpr::Type t = RespExpr::INT64)
+      : type_(t), exp_int_(val) {
+  }
+
+  using is_gtest_matcher = void;
+
+  bool MatchAndExplain(const RespExpr& e, testing::MatchResultListener*) const;
+
+  void DescribeTo(std::ostream* os) const;
+
+  void DescribeNegationTo(std::ostream* os) const;
+
+ private:
+  RespExpr::Type type_;
+
+  std::string exp_str_;
+  int64_t exp_int_;
+};
+
+class RespTypeMatcher {
+ public:
+  RespTypeMatcher(RespExpr::Type type) : type_(type) {
+  }
+
+  using is_gtest_matcher = void;
+
+  bool MatchAndExplain(const RespExpr& e, testing::MatchResultListener*) const;
+
+  void DescribeTo(std::ostream* os) const;
+
+  void DescribeNegationTo(std::ostream* os) const;
+
+ private:
+  RespExpr::Type type_;
+};
+
+inline ::testing::PolymorphicMatcher<RespMatcher> StrArg(std::string_view str) {
+  return ::testing::MakePolymorphicMatcher(RespMatcher(str));
+}
+
+inline ::testing::PolymorphicMatcher<RespMatcher> ErrArg(std::string_view str) {
+  return ::testing::MakePolymorphicMatcher(RespMatcher(str, RespExpr::ERROR));
+}
+
+inline ::testing::PolymorphicMatcher<RespMatcher> IntArg(int64_t ival) {
+  return ::testing::MakePolymorphicMatcher(RespMatcher(ival));
+}
+
+inline ::testing::PolymorphicMatcher<RespMatcher> ArrLen(size_t len) {
+  return ::testing::MakePolymorphicMatcher(RespMatcher(len, RespExpr::ARRAY));
+}
+
+inline ::testing::PolymorphicMatcher<RespTypeMatcher> ArgType(RespExpr::Type t) {
+  return ::testing::MakePolymorphicMatcher(RespTypeMatcher(t));
+}
+
+inline bool operator==(const RespExpr& left, const char* s) {
+  return left.type == RespExpr::STRING && ToAbsl(left.GetBuf()) == s;
+}
+
+void PrintTo(const RespExpr::Vec& vec, std::ostream* os);
+
+MATCHER_P(RespEq, val, "") {
+  return ::testing::ExplainMatchResult(::testing::ElementsAre(StrArg(val)), arg, result_listener);
+}
+
+}  // namespace dfly