From ffbcfed6f8194257761ee243c1cbe892c668f438 Mon Sep 17 00:00:00 2001
From: Adam Wardynski <award@.(B-4.4.46a)>
Date: Thu, 2 Dec 2010 17:58:46 +0100
Subject: [PATCH] GetWordClass - to get word class/part-of-speech tags It is
called "flex" atm but it is subject to change.
---
libwccl/ops/functions/tset/getwordclass.h | 37 ++++++++++++++++++
tests/getsymbols.cpp | 46 +++++++++++++++++++++++
2 files changed, 83 insertions(+)
create mode 100644 libwccl/ops/functions/tset/getwordclass.h
diff --git a/libwccl/ops/functions/tset/getwordclass.h b/libwccl/ops/functions/tset/getwordclass.h
new file mode 100644
index 0000000..57bd6bd
--- /dev/null
+++ b/libwccl/ops/functions/tset/getwordclass.h
@@ -0,0 +1,37 @@
+#ifndef LIBWCCL_OPS_FUNCTIONS_TSET_GETWORDCLASS_H
+#define LIBWCCL_OPS_FUNCTIONS_TSET_GETWORDCLASS_H
+
+#include <libwccl/ops/functions/tset/getsymbols.h>
+
+namespace Wccl {
+
+/**
+ * Operator that gets word class/part of speech symbols from
+ * a token at given position.
+ */
+class GetWordClass : public GetSymbols {
+public:
+ typedef boost::shared_ptr<Function<Position> > PosFunctionPtr;
+
+ GetWordClass(const PosFunctionPtr& pos_expr)
+ : GetSymbols(Corpus2::Tag(-1), pos_expr)
+ {
+ }
+
+ /**
+ * @returns Name of the operator, "flex"
+ */
+ std::string name(const Corpus2::Tagset&) const {
+ return "flex";
+ }
+ /**
+ * @returns Name of the operator, "flex"
+ */
+ std::string raw_name() const {
+ return "flex";
+ }
+};
+
+} /* end ns Wccl */
+
+#endif // LIBWCCL_OPS_FUNCTIONS_TSET_GETWORDCLASS_H
diff --git a/tests/getsymbols.cpp b/tests/getsymbols.cpp
index ad5ac6a..8fb6fed 100644
--- a/tests/getsymbols.cpp
+++ b/tests/getsymbols.cpp
@@ -6,6 +6,7 @@
#include <libwccl/ops/functions/constant.h>
#include <libwccl/ops/functions/tset/getsymbols.h>
+#include <libwccl/ops/functions/tset/getwordclass.h>
using namespace Wccl;
@@ -73,6 +74,13 @@ BOOST_FIXTURE_TEST_CASE(symbols_nowhere, SymbolsFix)
BOOST_CHECK(s3.apply(cx)->equals(empty));
}
+BOOST_FIXTURE_TEST_CASE(symbols_outside, SymbolsFix)
+{
+ GetSymbols symbols(gnd, boost::shared_ptr<Function<Position> >(
+ new Constant<Position>(Position(-1))));
+ BOOST_CHECK(symbols.apply(cx)->equals(empty));
+}
+
BOOST_FIXTURE_TEST_CASE(get_gnd, SymbolsFix)
{
GetSymbols symbols(gnd, pos_zero_constant);
@@ -113,5 +121,43 @@ BOOST_FIXTURE_TEST_CASE(get_pos, SymbolsFix)
BOOST_CHECK_EQUAL(symbols.apply(cx)->to_string(tagset), "{}");
}
+BOOST_FIXTURE_TEST_CASE(get_symbols_to_string, SymbolsFix)
+{
+ GetSymbols symbols(nmb, pos_zero_constant);
+ BOOST_CHECK_EQUAL("nmb[0]", symbols.to_string(tagset));
+}
+
+BOOST_FIXTURE_TEST_CASE(get_symbols_to_raw_string, SymbolsFix)
+{
+ GetSymbols symbols(nmb, pos_zero_constant);
+ std::string expected = nmb.raw_dump() + "[0]";
+ BOOST_CHECK_EQUAL(expected, symbols.to_raw_string());
+}
+
+//
+// ---------- GetWordClass cases ----------
+//
+
+BOOST_FIXTURE_TEST_CASE(get_word_class, SymbolsFix)
+{
+ GetWordClass wclass(pos_zero_constant);
+ BOOST_CHECK_EQUAL(wclass.apply(cx)->to_string(tagset), "{subst}");
+ sc.advance();
+ BOOST_CHECK_EQUAL(wclass.apply(cx)->to_string(tagset), "{adja,prep,subst}");
+ sc.advance();
+ BOOST_CHECK_EQUAL(wclass.apply(cx)->to_string(tagset), "{}");
+}
+
+BOOST_FIXTURE_TEST_CASE(get_word_class_to_string, SymbolsFix)
+{
+ GetWordClass wclass(pos_zero_constant);
+ BOOST_CHECK_EQUAL("flex[0]", wclass.to_string(tagset));
+}
+
+BOOST_FIXTURE_TEST_CASE(get_word_class_to_raw_string, SymbolsFix)
+{
+ GetWordClass wclass(pos_zero_constant);
+ BOOST_CHECK_EQUAL("flex[0]", wclass.to_raw_string());
+}
BOOST_AUTO_TEST_SUITE_END()
--
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