Initial buildfile parser implementation

g++-4.9 -std=c++14 -g -I../../.. -o driver driver.cxx ../../../build/lexer.cxx ../../../build/parser.cxx && ./driver

1 files changed, 70 insertions, 0 deletions

diff --git a/tests/build/parser/driver.cxx b/tests/build/parser/driver.cxx
new file mode 100644
index 0000000..4ba589d
--- /dev/null
+++ b/tests/build/parser/driver.cxx
@@ -0,0 +1,70 @@
+// file      : tests/build/parser/driver.cxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2015 Code Synthesis Tools CC
+// license   : MIT; see accompanying LICENSE file
+
+#include <cassert>
+#include <sstream>
+#include <iostream>
+
+#include <build/path>
+#include <build/lexer>
+#include <build/parser>
+
+using namespace std;
+using namespace build;
+
+static bool
+parse (const char*);
+
+int
+main ()
+{
+  assert (parse (""));
+  assert (parse ("foo:"));
+  assert (parse ("foo bar:"));
+  assert (parse ("foo:\nbar:"));
+  assert (parse ("foo: bar"));
+  assert (parse ("foo: bar baz"));
+  assert (parse ("foo bar: baz biz"));
+
+  assert (parse ("{foo}:"));
+  assert (parse ("{foo bar}:"));
+  assert (parse ("{{foo bar}}:"));
+  assert (parse ("{{foo bar} {baz} {biz fox} fix}:"));
+
+  assert (parse ("exe{foo}:"));
+  assert (parse ("exe{foo bar}:"));
+  assert (parse ("{exe{foo bar}}:"));
+  assert (parse ("exe{{foo bar} fox}:"));
+  assert (parse ("exe{foo}: obj{bar baz} biz.o lib{fox}"));
+
+  assert (!parse (":"));
+  assert (!parse ("foo"));
+  assert (!parse ("{"));
+  assert (!parse ("{foo:"));
+  assert (!parse ("{foo{:"));
+  assert (!parse ("foo: bar:"));
+  assert (!parse ("exe{foo:"));
+}
+
+ostream cnull (nullptr);
+
+static bool
+parse (const char* s)
+{
+  istringstream is (s);
+
+  is.exceptions (istream::failbit | istream::badbit);
+  parser p (cnull);
+
+  try
+  {
+    p.parse (is, path ());
+  }
+  catch (const parser_error&)
+  {
+    return false;
+  }
+
+  return true;
+}