+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-/*
- * Ceph - scalable distributed file system
- *
- * Copyright (C) 2011 Dreamhost
- *
- * This is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License version 2.1, as published by the Free Software
- * Foundation. See file COPYING.
- *
- */
-
-#include "common/strtol.h"
-#include <string>
-#include <map>
-
-#include "gtest/gtest.h"
-
-static void test_strict_strtoll(const char *str, long long expected)
-{
- std::string err;
- long long val = strict_strtoll(str, 10, &err);
- if (!err.empty()) {
- ASSERT_EQ(err, "");
- }
- else {
- ASSERT_EQ(val, expected);
- }
-}
-
-static void test_strict_strtol(const char *str, long expected)
-{
- std::string err;
- long val = strict_strtol(str, 10, &err);
- if (!err.empty()) {
- ASSERT_EQ(err, "");
- }
- else {
- ASSERT_EQ(val, expected);
- }
-}
-
-static void test_strict_strtod(const char *str, double expected)
-{
- std::string err;
- double val = strict_strtod(str, &err);
- if (!err.empty()) {
- ASSERT_EQ(err, "");
- }
- else {
- // when comparing floats, use a margin of error
- if ((expected - 0.001 > val) || (expected + 0.001 < val)) {
- ASSERT_EQ(val, expected);
- }
- }
-}
-
-static void test_strict_strtof(const char *str, float expected)
-{
- std::string err;
- float val = strict_strtof(str, &err);
- if (!err.empty()) {
- ASSERT_EQ(err, "");
- }
- else {
- // when comparing floats, use a margin of error
- if ((expected - 0.001 > val) || (expected + 0.001 < val)) {
- ASSERT_EQ(val, expected);
- }
- }
-}
-
-TEST(StrToL, Simple1) {
- test_strict_strtoll("123", 123);
- test_strict_strtoll("0", 0);
- test_strict_strtoll("-123", -123);
- test_strict_strtoll("8796093022208", 8796093022208LL);
- test_strict_strtoll("-8796093022208", -8796093022208LL);
-
- test_strict_strtol("208", 208);
- test_strict_strtol("-4", -4);
- test_strict_strtol("0", 0);
- test_strict_strtol("2147483646", 2147483646);
-
- test_strict_strtof("0.05", 0.05);
- test_strict_strtof("0", 0.0);
- test_strict_strtof("-0", 0.0);
- test_strict_strtof("10000000.5", 10000000.5);
-
- test_strict_strtod("-0.2", -0.2);
- test_strict_strtod("0.1", 0.1);
- test_strict_strtod("0", 0.0);
-}
-
-static void test_strict_strtoll_err(const char *str)
-{
- std::string err;
- strict_strtoll(str, 10, &err);
- ASSERT_NE(err, "");
-}
-
-static void test_strict_strtol_err(const char *str)
-{
- std::string err;
- strict_strtol(str, 10, &err);
- ASSERT_NE(err, "");
-}
-
-static void test_strict_strtod_err(const char *str)
-{
- std::string err;
- strict_strtod(str, &err);
- ASSERT_NE(err, "");
-}
-
-static void test_strict_strtof_err(const char *str)
-{
- std::string err;
- strict_strtof(str, &err);
- ASSERT_NE(err, "");
-}
-
-TEST(StrToL, Error1) {
- test_strict_strtoll_err("604462909807314587353088"); // overflow
- test_strict_strtoll_err("aw shucks"); // invalid
- test_strict_strtoll_err("343245 aw shucks"); // invalid chars at end
-
- test_strict_strtol_err("35 aw shucks"); // invalid chars at end
- test_strict_strtol_err("--0");
-
- test_strict_strtod_err("345345.0-");
- test_strict_strtod_err("34.0 garbo");
-
- test_strict_strtof_err("0.05.0");
-}
-
-
-static void test_strict_sistrtoll(const char *str)
-{
- std::string err;
- strict_sistrtoll(str, &err);
- ASSERT_EQ(err, "");
-}
-
-static void test_strict_sistrtoll_units(const std::string& foo,
- char u, const int m)
-{
- std::string s(foo);
- s.push_back(u);
- const char *str = s.c_str();
- std::string err;
- uint64_t r = strict_sistrtoll(str, &err);
- ASSERT_EQ(err, "");
-
- str = foo.c_str();
- std::string err2;
- long long tmp = strict_strtoll(str, 10, &err2);
- ASSERT_EQ(err2, "");
- tmp = (tmp << m);
- ASSERT_EQ(tmp, (long long)r);
-}
-
-TEST(SIStrToLL, WithUnits) {
- std::map<char,int> units;
- units['B'] = 0;
- units['K'] = 10;
- units['M'] = 20;
- units['G'] = 30;
- units['T'] = 40;
- units['P'] = 50;
- units['E'] = 60;
-
- for (std::map<char,int>::iterator p = units.begin();
- p != units.end(); ++p) {
- // the upper bound of uint64_t is 2^64 = 4E
- test_strict_sistrtoll_units("4", p->first, p->second);
- test_strict_sistrtoll_units("1", p->first, p->second);
- test_strict_sistrtoll_units("0", p->first, p->second);
- }
-}
-
-TEST(SIStrToLL, WithoutUnits) {
- test_strict_sistrtoll("1024");
- test_strict_sistrtoll("1152921504606846976");
- test_strict_sistrtoll("0");
-}
-
-static void test_strict_sistrtoll_err(const char *str)
-{
- std::string err;
- strict_sistrtoll(str, &err);
- ASSERT_NE(err, "");
-}
-
-TEST(SIStrToLL, Error) {
- test_strict_sistrtoll_err("1024F");
- test_strict_sistrtoll_err("QDDSA");
- test_strict_sistrtoll_err("1b");
- test_strict_sistrtoll_err("100k");
- test_strict_sistrtoll_err("1000m");
- test_strict_sistrtoll_err("1g");
- test_strict_sistrtoll_err("20t");
- test_strict_sistrtoll_err("100p");
- test_strict_sistrtoll_err("1000e");
- test_strict_sistrtoll_err("B");
- test_strict_sistrtoll_err("M");
- test_strict_sistrtoll_err("BM");
- test_strict_sistrtoll_err("B0wef");
- test_strict_sistrtoll_err("0m");
- test_strict_sistrtoll_err("-1"); // it returns uint64_t
- test_strict_sistrtoll_err("-1K");
- // the upper bound of uint64_t is 2^64 = 4E, so 1024E overflows
- test_strict_sistrtoll_err("1024E"); // overflows after adding the suffix
-}
-
-// since strict_sistrtoll is an alias of strict_si_cast<uint64_t>(), quite a few
-// of cases are covered by existing test cases of strict_sistrtoll already.
-TEST(StrictSICast, Error) {
- {
- std::string err;
- // the SI prefix is way too large for `int`.
- (void)strict_si_cast<int>("2E", &err);
- ASSERT_NE(err, "");
- }
- {
- std::string err;
- (void)strict_si_cast<int>("-2E", &err);
- ASSERT_NE(err, "");
- }
- {
- std::string err;
- (void)strict_si_cast<int>("1T", &err);
- ASSERT_NE(err, "");
- }
- {
- std::string err;
- (void)strict_si_cast<int64_t>("2E", &err);
- ASSERT_EQ(err, "");
- }
- {
- std::string err;
- (void)strict_si_cast<int64_t>("-2E", &err);
- ASSERT_EQ(err, "");
- }
- {
- std::string err;
- (void)strict_si_cast<int64_t>("1T", &err);
- ASSERT_EQ(err, "");
- }
-}
-
-/*
- * Local Variables:
- * compile-command: "cd .. ; make unittest_strtol && ./unittest_strtol"
- * End:
- */
Code Review / stor4nfv.git / blobdiff