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Add test case for missing argument value

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While it's good to test around error conditions, the main purpose of this
test is to catch future changes in the error type and message.

Signed-off-by: Sean Robinson <sean.robinson@scottsdalecc.edu>
This commit is contained in:
Sean Robinson 2021-07-22 06:45:44 -07:00
parent 67d56afef8
commit b6cedf4d56
1 changed files with 8 additions and 0 deletions
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8
test/test_parse_args.cpp
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@ -3,6 +3,14 @@
using doctest::test_suite; using doctest::test_suite;
TEST_CASE("Missing argument" * test_suite("parse_args")) {
argparse::ArgumentParser program("test");
program.add_argument("--config").nargs(1);
REQUIRE_THROWS_WITH_AS(program.parse_args({ "test", "--config" }),
"Too few arguments",
std::runtime_error);
}
TEST_CASE("Parse a string argument with value" * test_suite("parse_args")) { TEST_CASE("Parse a string argument with value" * test_suite("parse_args")) {
argparse::ArgumentParser program("test"); argparse::ArgumentParser program("test");
program.add_argument("--config"); program.add_argument("--config");