3 files changed, 125 insertions, 0 deletions
diff --git a/tests/variable/buildfile b/tests/variable/buildfile
new file mode 100644
index 0000000..7fb5105
--- /dev/null
+++ b/tests/variable/buildfile
@@ -0,0 +1,9 @@
+# file      : tests/variable/buildfile
+# copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+# license   : MIT; see accompanying LICENSE file
+
+import libs += libbutl%lib{butl}
+
+exe{driver}: cxx{driver} ../../bbot/lib{bbot} $libs test{testscript}
+
+include ../../bbot/
diff --git a/tests/variable/driver.cxx b/tests/variable/driver.cxx
new file mode 100644
index 0000000..88167ad
--- /dev/null
+++ b/tests/variable/driver.cxx
@@ -0,0 +1,61 @@
+// file      : tests/variable/driver.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#include <ios>      // ios_base::failbit, ios_base::badbit
+#include <string>
+#include <cassert>
+#include <cstddef>  // size_t
+#include <iostream>
+
+#include <butl/utility> // operator<<(ostream,exception)
+
+#include <bbot/variable>
+
+using namespace std;
+using namespace butl;
+using namespace bbot;
+
+// Usage: argv[0] [-u]
+//
+// Read variables from STDIN (one per line) and serialize them to STDOUT (also
+// one per line).
+//
+// -u  output variables being unquoted beforehand
+//
+int
+main (int argc, char* argv[])
+{
+  assert (argc <= 2);
+  bool unquote (false);
+
+  if (argc == 2)
+  {
+    assert (argv[1] == string ("-u"));
+    unquote = true;
+  }
+
+  cin.exceptions  (ios_base::badbit);
+  cout.exceptions (ios_base::failbit | ios_base::badbit);
+
+  string s;
+  for (size_t l (1); getline (cin, s); ++l)
+  {
+    try
+    {
+      variable v (move (s));
+
+      cout << (unquote
+               ? v.unquoted ()
+               : static_cast<const string&> (v))
+           << '\n';
+    }
+    catch (const invalid_variable& e)
+    {
+      cerr << l << ':' << 1 + e.pos << ": error: " << e << endl;
+      return 1;
+    }
+  }
+
+  return 0;
+}
diff --git a/tests/variable/testscript b/tests/variable/testscript
new file mode 100644
index 0000000..d3d9302
--- /dev/null
+++ b/tests/variable/testscript
@@ -0,0 +1,55 @@
+# file      : tests/variable/testscript
+# copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+# license   : MIT; see accompanying LICENSE file
+
+test.options += -u
+
+: valid
+:
+{
+  $* <<EOI >> EOO
+  config.cc.coptions="-O3 -stdlib='libc++'"
+  ab'c="x y"'
+  var=xy
+  var=
+  EOI
+  config.cc.coptions=-O3 -stdlib='libc++'
+  abc="x y"
+  var=xy
+  var=
+  EOO
+}
+
+: invalid
+:
+{
+  : expected-assignment
+  :
+  $* <'v"a r=abc"' 2>'1:4: error: expected variable assignment' == 1
+
+  : unterminated-quoted-string
+  :
+  $* <'var="a b' 2>'1:9: error: unterminated quoted string' == 1
+
+  : no-value
+  :
+  $* <'var' 2>'1:4: error: no variable value' == 1
+}
+
+: unquoting
+:
+{
+  : single
+  :
+  $* <"var='a \" b'" >'var=a " b'
+
+  : double
+  :
+  $* <'var="a '"'"' b"' >"var=a ' b"
+
+  : mixed
+  :
+  $* <<EOI >'var=a bc e'
+  var='a b'"c e"
+  EOI
+}