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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/searchlib/fef/featurenameparser.h>
#include <vespa/vespalib/gtest/gtest.h>
#include <vespa/vespalib/testkit/test_path.h>
#include <vespa/vespalib/util/size_literals.h>
#include <vector>
#include <string>
#include <vespa/log/log.h>
LOG_SETUP("featurenameparser_test");
using namespace search::fef;
struct ParamList {
std::vector<vespalib::string> list;
ParamList() : list() {}
ParamList(const std::vector<vespalib::string> &l) : list(l) {}
ParamList &add(const vespalib::string &str) {
list.push_back(str);
return *this;
}
bool operator==(const ParamList &rhs) const {
return rhs.list == list;
}
};
std::ostream &operator<<(std::ostream &os, const ParamList &pl) {
os << std::endl;
for (uint32_t i = 0; i < pl.list.size(); ++i) {
os << " " << pl.list[i] << std::endl;
}
return os;
}
bool
testParse(const vespalib::string &input, bool valid,
const vespalib::string &base, ParamList pl,
const vespalib::string &output)
{
bool ok = true;
FeatureNameParser parser(input);
if (!parser.valid()) {
LOG(warning, "parse error: input:'%s', rest:'%s'",
input.c_str(), input.substr(parser.parsedBytes()).c_str());
}
EXPECT_EQ(parser.valid(), valid) << (ok = false, "");
EXPECT_EQ(parser.baseName(), base) << (ok = false, "");
EXPECT_EQ(ParamList(parser.parameters()), pl) << (ok = false, "");
EXPECT_EQ(parser.output(), output) << (ok = false, "");
return ok;
}
void
testFile(const vespalib::string &name)
{
char buf[4_Ki];
uint32_t lineN = 0;
FILE *f = fopen(name.c_str(), "r");
ASSERT_TRUE(f != 0);
while (fgets(buf, sizeof(buf), f) != NULL) {
++lineN;
vespalib::string line(buf);
if (*line.rbegin() == '\n') {
line.resize(line.size() - 1);
}
if (line.empty() || line[0] == '#') {
continue;
}
uint32_t idx = line.find("<=>");
bool failed = false;
EXPECT_TRUE(idx < line.size()) << (failed = true, "");
if (failed) {
LOG(error, "(%s:%u): malformed line: '%s'",
name.c_str(), lineN, line.c_str());
} else {
vespalib::string input = line.substr(0, idx);
vespalib::string expect = line.substr(idx + strlen("<=>"));
EXPECT_EQ(FeatureNameParser(input).featureName(), expect) << (failed = true, "");
if (failed) {
LOG(error, "(%s:%u): test failed: '%s'",
name.c_str(), lineN, line.c_str());
}
}
}
ASSERT_TRUE(!ferror(f));
fclose(f);
}
TEST(FeatureNameParserTest, test_normal_cases)
{
// normal cases
EXPECT_TRUE(testParse("foo", true, "foo", ParamList(), ""));
EXPECT_TRUE(testParse("foo.out", true, "foo", ParamList(), "out"));
EXPECT_TRUE(testParse("foo(a)", true, "foo", ParamList().add("a"), ""));
EXPECT_TRUE(testParse("foo(a,b)", true, "foo", ParamList().add("a").add("b"), ""));
EXPECT_TRUE(testParse("foo(a,b).out", true, "foo", ParamList().add("a").add("b"), "out"));
}
TEST(FeatureNameParserTest, test_0_in_feature_name)
{
// @ in feature name (for macros)
EXPECT_TRUE(testParse("foo@", true, "foo@", ParamList(), ""));
EXPECT_TRUE(testParse("foo@.out", true, "foo@", ParamList(), "out"));
EXPECT_TRUE(testParse("foo@(a)", true, "foo@", ParamList().add("a"), ""));
EXPECT_TRUE(testParse("foo@(a,b)", true, "foo@", ParamList().add("a").add("b"), ""));
EXPECT_TRUE(testParse("foo@(a,b).out", true, "foo@", ParamList().add("a").add("b"), "out"));
}
TEST(FeatureNameParserTest, test_dollar_in_feature_name)
{
// $ in feature name (for macros)
EXPECT_TRUE(testParse("foo$", true, "foo$", ParamList(), ""));
EXPECT_TRUE(testParse("foo$.out", true, "foo$", ParamList(), "out"));
EXPECT_TRUE(testParse("foo$(a)", true, "foo$", ParamList().add("a"), ""));
EXPECT_TRUE(testParse("foo$(a,b)", true, "foo$", ParamList().add("a").add("b"), ""));
EXPECT_TRUE(testParse("foo$(a,b).out", true, "foo$", ParamList().add("a").add("b"), "out"));
}
TEST(FeatureNameParserTest, test_de_quoting_of_parameters)
{
// de-quoting of parameters
EXPECT_TRUE(testParse("foo(a,\"b\")", true, "foo", ParamList().add("a").add("b"), ""));
EXPECT_TRUE(testParse("foo(a,\" b \")", true, "foo", ParamList().add("a").add(" b "), ""));
EXPECT_TRUE(testParse("foo( \"a\" , \" b \" )", true, "foo", ParamList().add("a").add(" b "), ""));
EXPECT_TRUE(testParse("foo(\"\\\"\\\\\\t\\n\\r\\f\\x20\")", true, "foo", ParamList().add("\"\\\t\n\r\f "), ""));
}
TEST(FeatureNameParserTest, test_no_default_output_when_ending_with_dot)
{
// only default output if '.' not specified
EXPECT_TRUE(testParse("foo.", false, "", ParamList(), ""));
EXPECT_TRUE(testParse("foo(a,b).", false, "", ParamList(), ""));
}
TEST(FeatureNameParserTest, test_string_cannot_end_in_parmeter_list)
{
// string cannot end in parameter list
EXPECT_TRUE(testParse("foo(", false, "", ParamList(), ""));
EXPECT_TRUE(testParse("foo(a", false, "", ParamList(), ""));
EXPECT_TRUE(testParse("foo(a\\", false, "", ParamList(), ""));
EXPECT_TRUE(testParse("foo(a\\)", false, "", ParamList(), ""));
EXPECT_TRUE(testParse("foo(a,", false, "", ParamList(), ""));
EXPECT_TRUE(testParse("foo(a,b", false, "", ParamList(), ""));
}
TEST(FeatureNameParserTest, test_empty_parameters)
{
// empty parameters
EXPECT_TRUE(testParse("foo()", true, "foo", ParamList().add(""), ""));
EXPECT_TRUE(testParse("foo(,)", true, "foo", ParamList().add("").add(""), ""));
EXPECT_TRUE(testParse("foo(,,)", true, "foo", ParamList().add("").add("").add(""), ""));
EXPECT_TRUE(testParse("foo(,x,)", true, "foo", ParamList().add("").add("x").add(""), ""));
EXPECT_TRUE(testParse("foo( )", true, "foo", ParamList().add(""), ""));
EXPECT_TRUE(testParse("foo( , , )", true, "foo", ParamList().add("").add("").add(""), ""));
EXPECT_TRUE(testParse("foo( \t , \n , \r , \f )", true, "foo", ParamList().add("").add("").add("").add(""), ""));
}
TEST(FeatureNameParserTest, test_cases_from_file)
{
testFile(TEST_PATH("parsetest.txt"));
}
GTEST_MAIN_RUN_ALL_TESTS()
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