blob: 80cb960d544981260900ddd69a51ebbb4f4fbb68 [file] [log] [blame]
// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/string_tokenizer.h"
#include "testing/gtest/include/gtest/gtest.h"
using std::string;
namespace {
class StringTokenizerTest : public testing::Test {};
}
TEST(StringTokenizerTest, Simple) {
string input = "this is a test";
StringTokenizer t(input, " ");
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("this"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("is"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("a"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("test"), t.token());
EXPECT_FALSE(t.GetNext());
}
TEST(StringTokenizerTest, Reset) {
string input = "this is a test";
StringTokenizer t(input, " ");
for (int i = 0; i < 2; ++i) {
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("this"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("is"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("a"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("test"), t.token());
EXPECT_FALSE(t.GetNext());
t.Reset();
}
}
TEST(StringTokenizerTest, RetDelims) {
string input = "this is a test";
StringTokenizer t(input, " ");
t.set_options(StringTokenizer::RETURN_DELIMS);
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("this"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string(" "), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("is"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string(" "), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("a"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string(" "), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("test"), t.token());
EXPECT_FALSE(t.GetNext());
}
TEST(StringTokenizerTest, ManyDelims) {
string input = "this: is, a-test";
StringTokenizer t(input, ": ,-");
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("this"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("is"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("a"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("test"), t.token());
EXPECT_FALSE(t.GetNext());
}
TEST(StringTokenizerTest, ParseHeader) {
string input = "Content-Type: text/html ; charset=UTF-8";
StringTokenizer t(input, ": ;=");
t.set_options(StringTokenizer::RETURN_DELIMS);
EXPECT_TRUE(t.GetNext());
EXPECT_FALSE(t.token_is_delim());
EXPECT_EQ(string("Content-Type"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_TRUE(t.token_is_delim());
EXPECT_EQ(string(":"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_TRUE(t.token_is_delim());
EXPECT_EQ(string(" "), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_FALSE(t.token_is_delim());
EXPECT_EQ(string("text/html"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_TRUE(t.token_is_delim());
EXPECT_EQ(string(" "), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_TRUE(t.token_is_delim());
EXPECT_EQ(string(";"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_TRUE(t.token_is_delim());
EXPECT_EQ(string(" "), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_FALSE(t.token_is_delim());
EXPECT_EQ(string("charset"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_TRUE(t.token_is_delim());
EXPECT_EQ(string("="), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_FALSE(t.token_is_delim());
EXPECT_EQ(string("UTF-8"), t.token());
EXPECT_FALSE(t.GetNext());
EXPECT_FALSE(t.token_is_delim());
}
TEST(StringTokenizerTest, ParseQuotedString) {
string input = "foo bar 'hello world' baz";
StringTokenizer t(input, " ");
t.set_quote_chars("'");
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("foo"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("bar"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("'hello world'"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("baz"), t.token());
EXPECT_FALSE(t.GetNext());
}
TEST(StringTokenizerTest, ParseQuotedString_Malformed) {
string input = "bar 'hello wo";
StringTokenizer t(input, " ");
t.set_quote_chars("'");
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("bar"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("'hello wo"), t.token());
EXPECT_FALSE(t.GetNext());
}
TEST(StringTokenizerTest, ParseQuotedString_Multiple) {
string input = "bar 'hel\"lo\" wo' baz\"";
StringTokenizer t(input, " ");
t.set_quote_chars("'\"");
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("bar"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("'hel\"lo\" wo'"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("baz\""), t.token());
EXPECT_FALSE(t.GetNext());
}
TEST(StringTokenizerTest, ParseQuotedString_EscapedQuotes) {
string input = "foo 'don\\'t do that'";
StringTokenizer t(input, " ");
t.set_quote_chars("'");
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("foo"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("'don\\'t do that'"), t.token());
EXPECT_FALSE(t.GetNext());
}
TEST(StringTokenizerTest, ParseQuotedString_EscapedQuotes2) {
string input = "foo='a, b', bar";
StringTokenizer t(input, ", ");
t.set_quote_chars("'");
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("foo='a, b'"), t.token());
EXPECT_TRUE(t.GetNext());
EXPECT_EQ(string("bar"), t.token());
EXPECT_FALSE(t.GetNext());
}