1 files changed, 93 insertions, 0 deletions
diff --git a/test/API/driver/kwsys/testCommandLineArguments1.cxx b/test/API/driver/kwsys/testCommandLineArguments1.cxx
new file mode 100644
index 0000000..64561b1
--- /dev/null
+++ b/test/API/driver/kwsys/testCommandLineArguments1.cxx
@@ -0,0 +1,93 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+   file Copyright.txt or https://cmake.org/licensing#kwsys for details.  */
+#include "kwsysPrivate.h"
+#include KWSYS_HEADER(CommandLineArguments.hxx)
+
+// Work-around CMake dependency scanning limitation.  This must
+// duplicate the above list of headers.
+#if 0
+#  include "CommandLineArguments.hxx.in"
+#endif
+
+#include <iostream>
+#include <vector>
+
+#include <assert.h> /* assert */
+#include <string.h> /* strcmp */
+
+int testCommandLineArguments1(int argc, char* argv[])
+{
+  kwsys::CommandLineArguments arg;
+  arg.Initialize(argc, argv);
+
+  int n = 0;
+  char* m = nullptr;
+  std::string p;
+  int res = 0;
+
+  typedef kwsys::CommandLineArguments argT;
+  arg.AddArgument("-n", argT::SPACE_ARGUMENT, &n, "Argument N");
+  arg.AddArgument("-m", argT::EQUAL_ARGUMENT, &m, "Argument M");
+  arg.AddBooleanArgument("-p", &p, "Argument P");
+
+  arg.StoreUnusedArguments(true);
+
+  if (!arg.Parse()) {
+    std::cerr << "Problem parsing arguments" << std::endl;
+    res = 1;
+  }
+  if (n != 24) {
+    std::cout << "Problem setting N. Value of N: " << n << std::endl;
+    res = 1;
+  }
+  if (!m || strcmp(m, "test value") != 0) {
+    std::cout << "Problem setting M. Value of M: " << m << std::endl;
+    res = 1;
+  }
+  if (p != "1") {
+    std::cout << "Problem setting P. Value of P: " << p << std::endl;
+    res = 1;
+  }
+  std::cout << "Value of N: " << n << std::endl;
+  std::cout << "Value of M: " << m << std::endl;
+  std::cout << "Value of P: " << p << std::endl;
+  if (m) {
+    delete[] m;
+  }
+
+  char** newArgv = nullptr;
+  int newArgc = 0;
+  arg.GetUnusedArguments(&newArgc, &newArgv);
+  int cc;
+  const char* valid_unused_args[9] = { nullptr,
+                                       "--ignored",
+                                       "--second-ignored",
+                                       "third-ignored",
+                                       "some",
+                                       "junk",
+                                       "at",
+                                       "the",
+                                       "end" };
+  if (newArgc != 9) {
+    std::cerr << "Bad number of unused arguments: " << newArgc << std::endl;
+    res = 1;
+  }
+  for (cc = 0; cc < newArgc; ++cc) {
+    assert(newArgv[cc]); /* Quiet Clang scan-build. */
+    std::cout << "Unused argument[" << cc << "] = [" << newArgv[cc] << "]"
+              << std::endl;
+    if (cc >= 9) {
+      std::cerr << "Too many unused arguments: " << cc << std::endl;
+      res = 1;
+    } else if (valid_unused_args[cc] &&
+               strcmp(valid_unused_args[cc], newArgv[cc]) != 0) {
+      std::cerr << "Bad unused argument [" << cc << "] \"" << newArgv[cc]
+                << "\" should be: \"" << valid_unused_args[cc] << "\""
+                << std::endl;
+      res = 1;
+    }
+  }
+  arg.DeleteRemainingArguments(newArgc, &newArgv);
+
+  return res;
+}