Working version of the grammar extractor.

1 files changed, 49 insertions, 0 deletions

diff --git a/extractor/grammar_extractor_test.cc b/extractor/grammar_extractor_test.cc
new file mode 100644
index 00000000..d4ed7d4f
--- /dev/null
+++ b/extractor/grammar_extractor_test.cc
@@ -0,0 +1,49 @@
+#include <gtest/gtest.h>
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include "grammar.h"
+#include "grammar_extractor.h"
+#include "mocks/mock_rule_factory.h"
+#include "mocks/mock_vocabulary.h"
+#include "rule.h"
+
+using namespace std;
+using namespace ::testing;
+
+namespace {
+
+TEST(GrammarExtractorTest, TestAnnotatingWords) {
+  shared_ptr<MockVocabulary> vocabulary = make_shared<MockVocabulary>();
+  EXPECT_CALL(*vocabulary, GetTerminalIndex("<s>"))
+      .WillRepeatedly(Return(0));
+  EXPECT_CALL(*vocabulary, GetTerminalIndex("Anna"))
+      .WillRepeatedly(Return(1));
+  EXPECT_CALL(*vocabulary, GetTerminalIndex("has"))
+      .WillRepeatedly(Return(2));
+  EXPECT_CALL(*vocabulary, GetTerminalIndex("many"))
+      .WillRepeatedly(Return(3));
+  EXPECT_CALL(*vocabulary, GetTerminalIndex("apples"))
+      .WillRepeatedly(Return(4));
+  EXPECT_CALL(*vocabulary, GetTerminalIndex("."))
+      .WillRepeatedly(Return(5));
+  EXPECT_CALL(*vocabulary, GetTerminalIndex("</s>"))
+      .WillRepeatedly(Return(6));
+
+  shared_ptr<MockHieroCachingRuleFactory> factory =
+      make_shared<MockHieroCachingRuleFactory>();
+  vector<int> word_ids = {0, 1, 2, 3, 3, 4, 5, 6};
+  vector<Rule> rules;
+  vector<string> feature_names;
+  Grammar grammar(rules, feature_names);
+  EXPECT_CALL(*factory, GetGrammar(word_ids))
+      .WillOnce(Return(grammar));
+
+  GrammarExtractor extractor(vocabulary, factory);
+  string sentence = "Anna has many many apples .";
+  extractor.GetGrammar(sentence);
+}
+
+}  // namespace