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add test for value tokenizer to check limits

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This commit is contained in:
Axel Kohlmeyer
2024-07-29 11:57:09 -04:00
parent 20a1fc6a78
commit eeaa1eadeb
1 changed files with 23 additions and 5 deletions
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28
unittest/utils/test_tokenizer.cpp
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@ -11,11 +11,14 @@
See the README file in the top-level LAMMPS directory. See the README file in the top-level LAMMPS directory.
------------------------------------------------------------------------- */ ------------------------------------------------------------------------- */
#include "fmt/format.h"
#include "lmptype.h" #include "lmptype.h"
#include "tokenizer.h" #include "tokenizer.h"
#include "gmock/gmock.h" #include "gmock/gmock.h"
#include "gtest/gtest.h" #include "gtest/gtest.h"
#include <cstdint>
using namespace LAMMPS_NS; using namespace LAMMPS_NS;
using ::testing::Eq; using ::testing::Eq;
@ -348,32 +351,47 @@ TEST(ValueTokenizer, bad_double)
TEST(ValueTokenizer, valid_int) TEST(ValueTokenizer, valid_int)
{ {
ValueTokenizer values("10"); ValueTokenizer values(fmt::format("10 -{} {}", MAXSMALLINT, MAXSMALLINT));
ASSERT_EQ(values.next_int(), 10); ASSERT_EQ(values.next_int(), 10);
ASSERT_EQ(values.next_int(), -MAXSMALLINT);
ASSERT_EQ(values.next_int(), MAXSMALLINT);
} }
TEST(ValueTokenizer, valid_tagint) TEST(ValueTokenizer, valid_tagint)
{ {
ValueTokenizer values("42"); ValueTokenizer values(fmt::format("42 -{} {} -{} {}", MAXSMALLINT, MAXSMALLINT, MAXTAGINT, MAXTAGINT));
ASSERT_EQ(values.next_tagint(), 42); ASSERT_EQ(values.next_tagint(), 42);
ASSERT_EQ(values.next_tagint(), -MAXSMALLINT);
ASSERT_EQ(values.next_tagint(), MAXSMALLINT);
ASSERT_EQ(values.next_tagint(), -MAXTAGINT);
ASSERT_EQ(values.next_tagint(), MAXTAGINT);
} }
TEST(ValueTokenizer, valid_bigint) TEST(ValueTokenizer, valid_bigint)
{ {
ValueTokenizer values("42"); ValueTokenizer values(fmt::format("42 -{} {} -{} {}", MAXSMALLINT, MAXSMALLINT, MAXBIGINT, MAXBIGINT));
ASSERT_EQ(values.next_bigint(), 42); ASSERT_EQ(values.next_bigint(), 42);
ASSERT_EQ(values.next_bigint(), -MAXSMALLINT);
ASSERT_EQ(values.next_bigint(), MAXSMALLINT);
ASSERT_EQ(values.next_bigint(), -MAXBIGINT);
ASSERT_EQ(values.next_bigint(), MAXBIGINT);
} }
TEST(ValueTokenizer, valid_double) TEST(ValueTokenizer, valid_double)
{ {
ValueTokenizer values("3.14"); ValueTokenizer values("3.14 -0.00002 .1 " + std::to_string(MAXBIGINT));
ASSERT_DOUBLE_EQ(values.next_double(), 3.14); ASSERT_DOUBLE_EQ(values.next_double(), 3.14);
ASSERT_DOUBLE_EQ(values.next_double(), -0.00002);
ASSERT_DOUBLE_EQ(values.next_double(), 0.1);
ASSERT_DOUBLE_EQ(values.next_double(), MAXBIGINT);
} }
TEST(ValueTokenizer, valid_double_with_exponential) TEST(ValueTokenizer, valid_double_with_exponential)
{ {
ValueTokenizer values("3.14e22"); ValueTokenizer values(fmt::format("3.14e22 {} {}", DBL_MAX, DBL_MIN));
ASSERT_DOUBLE_EQ(values.next_double(), 3.14e22); ASSERT_DOUBLE_EQ(values.next_double(), 3.14e22);
ASSERT_DOUBLE_EQ(values.next_double(), DBL_MAX);
ASSERT_DOUBLE_EQ(values.next_double(), DBL_MIN);
} }
TEST(ValueTokenizer, contains) TEST(ValueTokenizer, contains)