1 files changed, 59 insertions, 0 deletions
diff --git a/decoder/grammar_test.cc b/decoder/grammar_test.cc
new file mode 100644
index 00000000..62b8f958
--- /dev/null
+++ b/decoder/grammar_test.cc
@@ -0,0 +1,59 @@
+#include <cassert>
+#include <iostream>
+#include <fstream>
+#include <vector>
+#include <gtest/gtest.h>
+#include "trule.h"
+#include "tdict.h"
+#include "grammar.h"
+#include "bottom_up_parser.h"
+#include "ff.h"
+#include "weights.h"
+
+using namespace std;
+
+class GrammarTest : public testing::Test {
+ public:
+  GrammarTest() {
+    wts.InitFromFile("test_data/weights.gt");
+  }
+ protected:
+  virtual void SetUp() { }
+  virtual void TearDown() { }
+  Weights wts;
+};
+       
+TEST_F(GrammarTest,TestTextGrammar) {
+  vector<double> w;
+  vector<const FeatureFunction*> ms;
+  ModelSet models(w, ms);
+
+  TextGrammar g;
+  TRulePtr r1(new TRule("[X] ||| a b c ||| A B C ||| 0.1 0.2 0.3", true));
+  TRulePtr r2(new TRule("[X] ||| a b c ||| 1 2 3 ||| 0.2 0.3 0.4", true));
+  TRulePtr r3(new TRule("[X] ||| a b c d ||| A B C D ||| 0.1 0.2 0.3", true));
+  cerr << r1->AsString() << endl;
+  g.AddRule(r1);
+  g.AddRule(r2);
+  g.AddRule(r3);
+}
+
+TEST_F(GrammarTest,TestTextGrammarFile) {
+  GrammarPtr g(new TextGrammar("./test_data/grammar.prune"));
+  vector<GrammarPtr> grammars(1, g);
+
+  LatticeArc a(TD::Convert("ein"), 0.0, 1);
+  LatticeArc b(TD::Convert("haus"), 0.0, 1);
+  Lattice lattice(2);
+  lattice[0].push_back(a);
+  lattice[1].push_back(b);
+  Hypergraph forest;
+  ExhaustiveBottomUpParser parser("PHRASE", grammars);
+  parser.Parse(lattice, &forest);
+  forest.PrintGraphviz();
+}
+
+int main(int argc, char **argv) {
+  testing::InitGoogleTest(&argc, argv);
+  return RUN_ALL_TESTS();
+}