Start unit-tests/ with test/script/lexer

1 files changed, 70 insertions, 0 deletions

diff --git a/unit-tests/test/script/lexer/driver.cxx b/unit-tests/test/script/lexer/driver.cxx
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+++ b/unit-tests/test/script/lexer/driver.cxx
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+// file      : unit-tests/test/script/driver.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2016 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#include <cassert>
+#include <iostream>
+
+#include <build2/types>
+#include <build2/utility>
+
+#include <build2/test/script/token>
+#include <build2/test/script/lexer>
+
+using namespace std;
+
+namespace build2
+{
+  namespace test
+  {
+    namespace script
+    {
+      int
+      main (int argc, char* argv[])
+      {
+        // Usage: argv[0] <lexer-mode>
+        //
+        lexer_mode m;
+        {
+          assert (argc == 2);
+          string s (argv[1]);
+
+          if      (s == "script")   m = lexer_mode::script_line;
+          else if (s == "variable") m = lexer_mode::variable_line;
+          else if (s == "test")     m = lexer_mode::test_line;
+          else if (s == "command")  m = lexer_mode::command_line;
+          else if (s == "here")     m = lexer_mode::here_line;
+          else                      assert (false);
+        }
+
+        try
+        {
+          cin.exceptions (istream::failbit | istream::badbit);
+          lexer l (cin, path ("stdin"), m);
+
+          // No use printing eos since we will either get it or loop forever.
+          //
+          for (token t (l.next ()); t.type != token_type::eos; t = l.next ())
+          {
+            // Print each token on a separate line without quoting operators.
+            //
+            t.printer (cout, t, false);
+            cout << endl;
+          }
+        }
+        catch (const failed&)
+        {
+          return 1;
+        }
+
+        return 0;
+      }
+    }
+  }
+}
+
+int
+main (int argc, char* argv[])
+{
+  return build2::test::script::main (argc, argv);
+}