From 720c5a33b6a49cf328fdd7611f49153cf8f60247 Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Wed, 8 Apr 2020 14:51:57 +0300
Subject: Separate tests and examples into individual packages

Also make cli module to be explicitly enabled via the config.cli configuration
variable.
---
 cli-tests/merge/driver.cxx | 55 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 cli-tests/merge/driver.cxx

(limited to 'cli-tests/merge/driver.cxx')

diff --git a/cli-tests/merge/driver.cxx b/cli-tests/merge/driver.cxx
new file mode 100644
index 0000000..43b1c59
--- /dev/null
+++ b/cli-tests/merge/driver.cxx
@@ -0,0 +1,55 @@
+// file      : merge/driver.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// license   : MIT; see accompanying LICENSE file
+
+// Test parsed options merging.
+//
+
+#include <string>
+#include <cassert>
+
+#include "test.hxx"
+
+using namespace std;
+
+template <typename T, int N1, int N2>
+static T
+merge (const char* (&av1)[N1], const char* (&av2)[N2])
+{
+  int ac1 (N1);
+  int ac2 (N2);
+  T o1 (ac1, const_cast<char**> (av1));
+  T o2 (ac2, const_cast<char**> (av2));
+  o1.merge (o2);
+  return o1;
+}
+
+int
+main ()
+{
+  // Basics.
+  //
+  {
+    const char* a1[] = {"",       "-i=123",           "-v=1", "-v=2"};
+    const char* a2[] = {"", "-b", "-i=456", "-s=xyz", "-v=3", "-v=4"};
+    derived r (merge<derived> (a1, a2));
+
+    assert (r.b ());
+    assert (r.i_specified () && r.i () == 456);
+    assert (r.s_specified () && r.s () == "xyz");
+    assert (r.v_specified () && r.v ().size () == 4 &&
+            r.v ()[0] == 1 &&
+            r.v ()[1] == 2 &&
+            r.v ()[2] == 3 &&
+            r.v ()[3] == 4);
+  }
+
+  // Default value does not override.
+  //
+  {
+    const char* a1[] = {"", "-i=456"};
+    const char* a2[] = {""          };
+    derived r (merge<derived> (a1, a2));
+    assert (r.i_specified () && r.i () == 456);
+  }
+}
-- 
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