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#include <mbgl/test/util.hpp>
#include <mbgl/test/fixture_log_observer.hpp>
#include <mbgl/style/parser.hpp>
#include <mbgl/util/io.hpp>
#include <mbgl/util/enum.hpp>
#include <mbgl/util/string.hpp>
#include <mbgl/util/tileset.hpp>
#include <rapidjson/document.h>
#include <iostream>
#include <fstream>
#include <set>
#include <dirent.h>
using namespace mbgl;
using Message = std::pair<uint32_t, std::string>;
using Messages = std::vector<Message>;
class StyleParserTest : public ::testing::TestWithParam<std::string> {};
TEST_P(StyleParserTest, ParseStyle) {
const std::string base = std::string("test/fixtures/style_parser/") + GetParam();
rapidjson::GenericDocument<rapidjson::UTF8<>, rapidjson::CrtAllocator> infoDoc;
infoDoc.Parse<0>(util::read_file(base + ".info.json").c_str());
ASSERT_FALSE(infoDoc.HasParseError());
ASSERT_TRUE(infoDoc.IsObject());
auto observer = new FixtureLogObserver();
Log::setObserver(std::unique_ptr<Log::Observer>(observer));
style::Parser parser;
auto error = parser.parse(util::read_file(base + ".style.json"));
if (error) {
Log::Error(Event::ParseStyle, "Failed to parse style: %s", util::toString(error).c_str());
}
ASSERT_TRUE(infoDoc.IsObject());
for (const auto& property : infoDoc.GetObject()) {
const std::string name { property.name.GetString(), property.name.GetStringLength() };
const JSValue &value = property.value;
ASSERT_EQ(true, value.IsObject());
if (value.HasMember("log")) {
const JSValue &js_log = value["log"];
ASSERT_EQ(true, js_log.IsArray());
for (auto& js_entry : js_log.GetArray()) {
ASSERT_EQ(true, js_entry.IsArray());
ASSERT_GE(4u, js_entry.Size());
const uint32_t count = js_entry[rapidjson::SizeType(0)].GetUint();
const FixtureLogObserver::LogMessage message {
*Enum<EventSeverity>::toEnum(js_entry[rapidjson::SizeType(1)].GetString()),
*Enum<Event>::toEnum(js_entry[rapidjson::SizeType(2)].GetString()),
int64_t(-1),
js_entry[rapidjson::SizeType(3)].GetString()
};
EXPECT_EQ(count, observer->count(message)) << "Message: " << message << std::endl;
}
}
const auto &unchecked = observer->unchecked();
if (unchecked.size()) {
std::cerr << "Unchecked Log Messages (" << base << "/" << name << "): " << std::endl << unchecked;
}
ASSERT_EQ(0u, unchecked.size());
}
}
INSTANTIATE_TEST_SUITE_P(StyleParser, StyleParserTest, ::testing::ValuesIn([] {
std::vector<std::string> names;
const std::string ending = ".info.json";
const std::string style_directory = "test/fixtures/style_parser";
DIR *dir = opendir(style_directory.c_str());
if (dir != nullptr) {
for (dirent *dp = nullptr; (dp = readdir(dir)) != nullptr;) {
const std::string name = dp->d_name;
if (name.length() >= ending.length() &&
name.compare(name.length() - ending.length(), ending.length(), ending) == 0) {
names.push_back(name.substr(0, name.length() - ending.length()));
}
}
closedir(dir);
}
EXPECT_GT(names.size(), 0u);
return names;
}()));
TEST(StyleParser, FontStacks) {
style::Parser parser;
parser.parse(util::read_file("test/fixtures/style_parser/font_stacks.json"));
std::set<mbgl::FontStack> expected;
expected.insert(FontStack({"a"}));
expected.insert(FontStack({"a", "b"}));
expected.insert(FontStack({"a", "b", "c"}));
std::set<mbgl::FontStack> result = parser.fontStacks();
ASSERT_EQ(expected, result);
}
TEST(StyleParser, FontStacksNoTextField) {
style::Parser parser;
parser.parse(R"({
"version": 8,
"layers": [{
"id": "symbol",
"type": "symbol",
"source": "vector",
"layout": {
"text-font": ["a"]
}
}]
})");
auto result = parser.fontStacks();
ASSERT_EQ(0u, result.size());
}
TEST(StyleParser, FontStacksCaseExpression) {
style::Parser parser;
parser.parse(R"({
"version": 8,
"layers": [{
"id": "symbol",
"type": "symbol",
"source": "vector",
"layout": {
"text-field": "a",
"text-font": ["case", ["==", "a", ["string", ["get", "text-font"]]], ["literal", ["Arial"]], ["literal", ["Helvetica"]]]
}
}]
})");
std::set<mbgl::FontStack> expected;
expected.insert(FontStack({"Arial"}));
expected.insert(FontStack({"Helvetica"}));
std::set<mbgl::FontStack> result = parser.fontStacks();
ASSERT_EQ(expected, result);
}
TEST(StyleParser, FontStacksMatchExpression) {
style::Parser parser;
parser.parse(R"({
"version": 8,
"layers": [{
"id": "symbol",
"type": "symbol",
"source": "vector",
"layout": {
"text-field": "a",
"text-font": ["match", ["get", "text-font"], "a", ["literal", ["Arial"]], ["literal", ["Helvetica"]]]
}
}]
})");
std::set<mbgl::FontStack> expected;
expected.insert(FontStack({"Arial"}));
expected.insert(FontStack({"Helvetica"}));
std::set<mbgl::FontStack> result = parser.fontStacks();
ASSERT_EQ(expected, result);
}
TEST(StyleParser, FontStacksStepExpression) {
style::Parser parser;
parser.parse(R"({
"version": 8,
"layers": [{
"id": "symbol",
"type": "symbol",
"source": "vector",
"layout": {
"text-field": "a",
"text-font": ["array", "string", ["step", ["get", "text-font"], ["literal", ["Arial"]], 0, ["literal", ["Helvetica"]]]]
}
}]
})");
std::set<mbgl::FontStack> expected;
expected.insert(FontStack({"Arial"}));
expected.insert(FontStack({"Helvetica"}));
std::set<mbgl::FontStack> result = parser.fontStacks();
ASSERT_EQ(expected, result);
}
TEST(StyleParser, FontStacksGetExpression) {
// Invalid style, but not currently validated.
style::Parser parser;
parser.parse(R"({
"version": 8,
"layers": [{
"id": "symbol",
"type": "symbol",
"source": "vector",
"layout": {
"text-field": "a",
"text-font": ["array", "string", ["get", "text-font"]]
}
}]
})");
auto result = parser.fontStacks();
ASSERT_EQ(0u, result.size());
}
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