From 2477df98fadc281e55fab806ee9c7f6f47f1e661 Mon Sep 17 00:00:00 2001
From: Pavel Belikov <pavel.fuchs.belikov@gmail.com>
Date: Wed, 8 Nov 2017 22:25:08 +0300
Subject: add validation for commands

---
 test.cxx | 40 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 40 insertions(+)

(limited to 'test.cxx')

diff --git a/test.cxx b/test.cxx
index 135d1ee..7f92f26 100644
--- a/test.cxx
+++ b/test.cxx
@@ -857,6 +857,46 @@ TEST_CASE("Subparser help works as expected", "[args]")
 
 }
 
+TEST_CASE("Subparser validation works as expected", "[args]")
+{
+    args::ArgumentParser p("parser");
+    args::Command a(p, "a", "command a", [](args::Subparser &s)
+    {
+        args::ValueFlag<std::string> f(s, "", "", {'f'}, args::Options::Required);
+        s.Parse();
+    });
+
+    args::Command b(p, "b", "command b");
+    args::ValueFlag<std::string> f(b, "", "", {'f'}, args::Options::Required);
+
+    REQUIRE_NOTHROW(p.ParseArgs(std::vector<std::string>{}));
+    REQUIRE_THROWS_AS(p.ParseArgs(std::vector<std::string>{"a"}), args::RequiredError);
+    REQUIRE_NOTHROW(p.ParseArgs(std::vector<std::string>{"a", "-f", "F"}));
+    REQUIRE_THROWS_AS(p.ParseArgs(std::vector<std::string>{"b"}), args::RequiredError);
+    REQUIRE_NOTHROW(p.ParseArgs(std::vector<std::string>{"b", "-f", "F"}));
+
+    p.RequireCommand(true);
+    REQUIRE_THROWS_AS(p.ParseArgs(std::vector<std::string>{}), args::ValidationError);
+
+    p.RequireCommand(false);
+    REQUIRE_NOTHROW(p.ParseArgs(std::vector<std::string>{}));
+}
+
+TEST_CASE("Global options work as expected", "[args]")
+{
+    args::Group globals;
+    args::Flag f(globals, "f", "f", {'f'});
+
+    args::ArgumentParser p("parser");
+    args::GlobalOptions g(p, globals);
+    args::Command a(p, "a", "command a");
+    args::Command b(p, "b", "command b");
+
+    REQUIRE_NOTHROW(p.ParseArgs(std::vector<std::string>{"-f"}));
+    REQUIRE_NOTHROW(p.ParseArgs(std::vector<std::string>{"a", "-f"}));
+    REQUIRE_NOTHROW(p.ParseArgs(std::vector<std::string>{"b", "-f"}));
+}
+
 #undef ARGS_HXX
 #define ARGS_TESTNAMESPACE
 #define ARGS_NOEXCEPT
-- 
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