From 4b200a6d195470bcbfc280d92222e8573644a8c0 Mon Sep 17 00:00:00 2001
From: Pavel Belikov <pavel.fuchs.belikov@gmail.com>
Date: Tue, 14 Nov 2017 19:08:41 +0300
Subject: add more HelpParams for options

---
 test.cxx | 72 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)

(limited to 'test.cxx')

diff --git a/test.cxx b/test.cxx
index 71f1fb7..2c4cd6e 100644
--- a/test.cxx
+++ b/test.cxx
@@ -964,6 +964,78 @@ TEST_CASE("Matcher validation works as expected", "[args]")
     REQUIRE_THROWS_AS(args::ValueFlag<int>(parser, "", "", {}), args::UsageError);
 }
 
+TEST_CASE("HelpParams work as expected", "[args]")
+{
+    args::ArgumentParser p("parser");
+    args::ValueFlag<std::string> f(p, "name", "description", {'f', "foo"});
+    args::ValueFlag<std::string> g(p, "name", "description", {'g'});
+    p.Prog("prog");
+
+    REQUIRE(p.Help() == R"(  prog {OPTIONS}
+
+    parser
+
+  OPTIONS:
+
+      -f[name], --foo=[name]            description
+      -g[name]                          description
+
+)");
+
+    p.helpParams.usageString = "usage: ";
+    p.helpParams.optionsString = "Options";
+    p.helpParams.useValueNameOnce = true;
+    REQUIRE(p.Help() == R"(  usage: prog {OPTIONS}
+
+    parser
+
+  Options
+
+      -f, --foo [name]                  description
+      -g[name]                          description
+
+)");
+
+    p.helpParams.showValueName = false;
+    p.helpParams.optionsString = {};
+    REQUIRE(p.Help() == R"(  usage: prog {OPTIONS}
+
+    parser
+
+      -f, --foo                         description
+      -g                                description
+
+)");
+
+    p.helpParams.helpindent = 12;
+    p.helpParams.optionsString = "Options";
+    REQUIRE(p.Help() == R"(  usage: prog {OPTIONS}
+
+    parser
+
+  Options
+
+      -f, --foo
+            description
+      -g    description
+
+)");
+
+    p.helpParams.addNewlineBeforeDescription = true;
+    REQUIRE(p.Help() == R"(  usage: prog {OPTIONS}
+
+    parser
+
+  Options
+
+      -f, --foo
+            description
+      -g
+            description
+
+)");
+}
+
 #undef ARGS_HXX
 #define ARGS_TESTNAMESPACE
 #define ARGS_NOEXCEPT
-- 
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