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Add default "default" value to boolean options (#94)

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* Add default "default" value of "false" to boolean options, therefore allowing to call result["boolOpt"].as<bool>() without throwing an exception.
This commit is contained in:
Jesús González
2018-01-17 07:55:45 +11:00
committed by jarro2783
parent 24162899c9
commit 76717cb3dd
2 changed files with 14 additions and 3 deletions
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test/options.cpp
+9
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@@ -423,6 +423,9 @@ TEST_CASE("Booleans", "[boolean]") {
("bool", "A Boolean", cxxopts::value<bool>())
("debug", "Debugging", cxxopts::value<bool>())
("timing", "Timing", cxxopts::value<bool>())
("noExplicitDefault", "No Explicit Default", cxxopts::value<bool>())
("defaultTrue", "Timing", cxxopts::value<bool>()->default_value("true"))
("defaultFalse", "Timing", cxxopts::value<bool>()->default_value("false"))
("others", "Other arguments", cxxopts::value<std::vector<std::string>>())
;
@@ -438,10 +441,16 @@ TEST_CASE("Booleans", "[boolean]") {
REQUIRE(result.count("bool") == 1);
REQUIRE(result.count("debug") == 1);
REQUIRE(result.count("timing") == 1);
REQUIRE(result.count("noExplicitDefault") == 1);
REQUIRE(result.count("defaultTrue") == 1);
REQUIRE(result.count("defaultFalse") == 1);
CHECK(result["bool"].as<bool>() == false);
CHECK(result["debug"].as<bool>() == true);
CHECK(result["timing"].as<bool>() == true);
CHECK(result["noExplicitDefault"].as<bool>() == false);
CHECK(result["defaultTrue"].as<bool>() == true);
CHECK(result["defaultFalse"].as<bool>() == false);
REQUIRE(result.count("others") == 1);
}