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/*
Ousía
Copyright (C) 2014, 2015 Benjamin Paaßen, Andreas Stöckel
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <gtest/gtest.h>
#include <core/common/CharReader.hpp>
#include <core/Tokenizer.hpp>
namespace ousia {
TEST(TokenTreeNode, testConstructor)
{
TokenTreeNode root{{{"a", 1}, {"aab", 2}, {"aac", 3}, {"abd", 4}}};
ASSERT_EQ(-1, root.tokenId);
ASSERT_EQ(1, root.children.size());
ASSERT_TRUE(root.children.find('a') != root.children.end());
const TokenTreeNode &a = root.children.at('a');
ASSERT_EQ(1, a.tokenId);
ASSERT_EQ(2, a.children.size());
ASSERT_TRUE(a.children.find('a') != a.children.end());
ASSERT_TRUE(a.children.find('b') != a.children.end());
const TokenTreeNode &aa = a.children.at('a');
ASSERT_EQ(-1, aa.tokenId);
ASSERT_EQ(2, aa.children.size());
ASSERT_TRUE(aa.children.find('b') != aa.children.end());
ASSERT_TRUE(aa.children.find('c') != aa.children.end());
const TokenTreeNode &aab = aa.children.at('b');
ASSERT_EQ(2, aab.tokenId);
ASSERT_EQ(0, aab.children.size());
const TokenTreeNode &aac = aa.children.at('c');
ASSERT_EQ(3, aac.tokenId);
ASSERT_EQ(0, aac.children.size());
const TokenTreeNode &ab = a.children.at('b');
ASSERT_EQ(-1, ab.tokenId);
ASSERT_EQ(1, ab.children.size());
ASSERT_TRUE(ab.children.find('d') != ab.children.end());
const TokenTreeNode &abd = ab.children.at('d');
ASSERT_EQ(4, abd.tokenId);
ASSERT_EQ(0, abd.children.size());
}
TEST(Tokenizer, testTokenization)
{
TokenTreeNode root{{{"/", 1}, {"/*", 2}, {"*/", 3}}};
CharReader reader{"Test/Test /* Block Comment */", 0};
// 012345678901234567890123456789
// 0 1 2
std::vector<Token> expected = {
{TOKEN_TEXT, "Test", SourceLocation{0, 0, 4}},
{1, "/", SourceLocation{0, 4, 5}},
{TOKEN_TEXT, "Test ", SourceLocation{0, 5, 10}},
{2, "/*", SourceLocation{0, 10, 12}},
{TOKEN_TEXT, " Block Comment ", SourceLocation{0, 12, 27}},
{3, "*/", SourceLocation{0, 27, 29}}};
Tokenizer tokenizer{reader, root};
Token t;
for (auto &te : expected) {
EXPECT_TRUE(tokenizer.next(t));
EXPECT_EQ(te.tokenId, t.tokenId);
EXPECT_EQ(te.content, t.content);
EXPECT_EQ(te.location.getSourceId(), t.location.getSourceId());
EXPECT_EQ(te.location.getStart(), t.location.getStart());
EXPECT_EQ(te.location.getEnd(), t.location.getEnd());
}
ASSERT_FALSE(tokenizer.next(t));
}
TEST(Tokenizer, testIncompleteTokens)
{
TokenTreeNode root{{{"ab", 1}, {"c", 2}}};
CharReader reader{"ac", 0};
std::vector<Token> expected = {
{TOKEN_TEXT, "a", SourceLocation{0, 0, 1}},
{2, "c", SourceLocation{0, 1, 2}}};
Tokenizer tokenizer{reader, root};
Token t;
for (auto &te : expected) {
EXPECT_TRUE(tokenizer.next(t));
EXPECT_EQ(te.tokenId, t.tokenId);
EXPECT_EQ(te.content, t.content);
EXPECT_EQ(te.location.getSourceId(), t.location.getSourceId());
EXPECT_EQ(te.location.getStart(), t.location.getStart());
EXPECT_EQ(te.location.getEnd(), t.location.getEnd());
}
ASSERT_FALSE(tokenizer.next(t));
}
}
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