debug-util-test.cc

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// Copyright 2012 Cloudera Inc.
//
// 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 <stdlib.h>
#include <stdio.h>
#include <iostream>

#include <gtest/gtest.h>
#include "util/debug-util.h"

#include "common/names.h"

namespace impala {

string RecursionStack(int level) {
  if (level == 0) return GetStackTrace();
  return RecursionStack(level - 1);
}

TEST(DebugUtil, StackDump) {
  cout << "Stack: " << endl << GetStackTrace() << endl;
  cout << "Stack Recursion: " << endl << RecursionStack(5) << endl;
}

TEST(DebugUtil, QueryIdParsing) {
  TUniqueId id;
  EXPECT_FALSE(ParseId("abcd", &id));
  EXPECT_FALSE(ParseId("abcdabcdabcdabcdabcdabcdabcdabcda", &id));
  EXPECT_FALSE(ParseId("zbcdabcdabcdabcd:abcdabcdabcdabcd", &id));
  EXPECT_FALSE(ParseId("~bcdabcdabcdabcd:abcdabcdabcdabcd", &id));
  EXPECT_FALSE(ParseId("abcdabcdabcdabcd:!bcdabcdabcdabcd", &id));

  EXPECT_TRUE(ParseId("abcdabcdabcdabcd:abcdabcdabcdabcd", &id));
  EXPECT_EQ(id.hi, 0xabcdabcdabcdabcd);
  EXPECT_EQ(id.lo, 0xabcdabcdabcdabcd);

  EXPECT_TRUE(ParseId("abcdabcdabcdabcd:1234abcdabcd5678", &id));
  EXPECT_EQ(id.hi, 0xabcdabcdabcdabcd);
  EXPECT_EQ(id.lo, 0x1234abcdabcd5678);

  EXPECT_TRUE(ParseId("cdabcdabcdabcd:1234abcdabcd5678", &id));
  EXPECT_EQ(id.hi, 0xcdabcdabcdabcd);
  EXPECT_EQ(id.lo, 0x1234abcdabcd5678);

  EXPECT_TRUE(ParseId("cdabcdabcdabcd:abcdabcd5678", &id));
  EXPECT_EQ(id.hi, 0xcdabcdabcdabcd);
  EXPECT_EQ(id.lo, 0xabcdabcd5678);
}

TEST(DebugUtil, PreCDH5QueryIdParsing) {
  TUniqueId id;
  // Pre-CDH5 CM sends query IDs as decimal ints separated by a space.
  EXPECT_TRUE(ParseId("-6067004223159161907 -6067004223159161907", &id));
  EXPECT_EQ(id.hi, 0xabcdabcdabcdabcd);
  EXPECT_EQ(id.lo, 0xabcdabcdabcdabcd);

  // Check components are parsed separately
  EXPECT_TRUE(ParseId("1:2", &id));
  EXPECT_EQ(1, id.hi);
  EXPECT_EQ(2, id.lo);

  // Too many components
  EXPECT_FALSE(
      ParseId("-6067004223159161907 -6067004223159161907 -6067004223159161907", &id));

  // Extra whitespace ok
  EXPECT_TRUE(ParseId("-6067004223159161907  -6067004223159161907", &id));
  EXPECT_EQ(id.hi, 0xabcdabcdabcdabcd);
  EXPECT_EQ(id.lo, 0xabcdabcdabcdabcd);

  // Unsigned representation of 0xffffffffffffffff -- too large to parse
  EXPECT_FALSE(ParseId("18446744073709551615 18446744073709551615", &id));

  // Hex but with a space separator
  EXPECT_FALSE(ParseId("aaaaaaaaaaaaaaaa aaaaaaaaaaaaaaaa", &id));
}

}

int main(int argc, char **argv) {
  ::testing::InitGoogleTest(&argc, argv);
  return RUN_ALL_TESTS();
}