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add tests for new function

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This commit is contained in:
Axel Kohlmeyer
2021-04-27 16:11:48 -04:00
parent b65bc86718
commit e2318e1710
1 changed files with 76 additions and 1 deletions
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75
unittest/formats/test_file_operations.cpp
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@ -51,12 +51,25 @@ protected:
ASSERT_TRUE(out.good());
out << "one line\ntwo_lines\n\nno newline";
out.close();
out.open("file_with_long_lines_test.txt", std::ios_base::out | std::ios_base::binary);
ASSERT_TRUE(out.good());
out << "zero ##########################################################"
"##################################################################"
"##################################################################"
"############################################################\n";
out << "one line\ntwo_lines\n\n";
for (int i; i < 100; ++i) out << "one two ";
out << "\nthree\nfour five #";
for (int i; i < 1000; ++i) out << '#';
out.close();
}
void TearDown() override
{
LAMMPSTest::TearDown();
remove("safe_file_read_test.txt");
remove("file_with_long_lines_test.txt");
}
};
@ -96,6 +109,68 @@ TEST_F(FileOperationsTest, safe_fgets)
fclose(fp);
}
#define MAX_BUF_SIZE 128
TEST_F(FileOperationsTest, fgets_trunc_nl)
{
char buf[MAX_BUF_SIZE];
char *ptr;
FILE *fp = fopen("safe_file_read_test.txt", "rb");
ASSERT_NE(fp, nullptr);
memset(buf, 0, MAX_BUF_SIZE);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_THAT(buf, StrEq("one line\n"));
ASSERT_NE(ptr,nullptr);
memset(buf, 0, MAX_BUF_SIZE);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_THAT(buf, StrEq("two_lines\n"));
ASSERT_NE(ptr,nullptr);
memset(buf, 0, MAX_BUF_SIZE);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_THAT(buf, StrEq("\n"));
ASSERT_NE(ptr,nullptr);
memset(buf, 0, MAX_BUF_SIZE);
ptr = utils::fgets_trunc_nl(buf, 4, fp);
ASSERT_THAT(buf, StrEq("no\n"));
ASSERT_NE(ptr,nullptr);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_EQ(ptr,nullptr);
fclose(fp);
fp = fopen("file_with_long_lines_test.txt", "r");
ASSERT_NE(fp,nullptr);
memset(buf, 0, MAX_BUF_SIZE);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_NE(ptr,nullptr);
ASSERT_THAT(buf, StrEq("zero ##########################################################"
"###############################################################\n"));
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_THAT(buf, StrEq("one line\n"));
ASSERT_NE(ptr,nullptr);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_THAT(buf, StrEq("two_lines\n"));
ASSERT_NE(ptr,nullptr);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_THAT(buf, StrEq("\n"));
ASSERT_NE(ptr,nullptr);
ptr = utils::fgets_trunc_nl(buf, MAX_BUF_SIZE, fp);
ASSERT_NE(ptr,nullptr);
ASSERT_THAT(buf, StrEq("one two one two one two one two one two one two one two one two "
"one two one two one two one two one two one two one two one tw\n"));
fclose(fp);
}
#define MAX_BUF_SIZE 128
TEST_F(FileOperationsTest, safe_fread)
{