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#include "testing/testing.hpp"
#include "map/ge0_parser.hpp"
#include "map/mwm_url.hpp"
#include "api/internal/c/api-client-internals.h"
#include "api/src/c/api-client.h"
#include "base/macros.hpp"
using url_scheme::Ge0Parser;
using url_scheme::ApiPoint;
namespace
{
class Ge0ParserForTest : public Ge0Parser
{
public:
using Ge0Parser::DecodeBase64Char;
using Ge0Parser::DecodeZoom;
using Ge0Parser::DecodeLatLon;
};
double GetLatEpsilon(int coordBytes)
{
// Should be / 2.0 but probably because of accumulates loss of precision, 1.77 works but 2.0 doesn't.
double infelicity = 1 << ((MAPSWITHME_MAX_POINT_BYTES - coordBytes) * 3);
return infelicity / ((1 << MAPSWITHME_MAX_COORD_BITS) - 1) * 180 / 1.77;
}
double GetLonEpsilon(int coordBytes)
{
// Should be / 2.0 but probably because of accumulates loss of precision, 1.77 works but 2.0 doesn't.
double infelicity = 1 << ((MAPSWITHME_MAX_POINT_BYTES - coordBytes) * 3);
return (infelicity / ((1 << MAPSWITHME_MAX_COORD_BITS) - 1)) * 360 / 1.77;
}
void TestSuccess(char const * s, double lat, double lon, double zoom, char const * name)
{
Ge0Parser parser;
ApiPoint apiPoint;
double parsedZoomLevel;
bool const result = parser.Parse(s, apiPoint, parsedZoomLevel);
TEST(result, (s, zoom, lat, lon, name));
TEST_EQUAL(apiPoint.m_name, string(name), (s));
TEST_EQUAL(apiPoint.m_id, string(), (s));
double const latEps = GetLatEpsilon(9);
double const lonEps = GetLonEpsilon(9);
TEST(fabs(apiPoint.m_lat - lat) <= latEps, (s, zoom, lat, lon, name));
TEST(fabs(apiPoint.m_lon - lon) <= lonEps, (s, zoom, lat, lon, name));
TEST(fabs(apiPoint.m_lat - lat) <= latEps, (s, zoom, lat, lon, name));
TEST(fabs(apiPoint.m_lon - lon) <= lonEps, (s, zoom, lat, lon, name));
TEST_ALMOST_EQUAL_ULPS(parsedZoomLevel, zoom, (s, zoom, lat, lon, name));
}
void TestFailure(char const * s)
{
Ge0Parser parser;
ApiPoint apiPoint;
double zoomLevel;
bool const result = parser.Parse(s, apiPoint, zoomLevel);
TEST_EQUAL(result, false, (s));
}
bool ConvergenceTest(double lat, double lon, double latEps, double lonEps)
{
double tmpLat = lat, tmpLon = lon;
Ge0ParserForTest parser;
for (size_t i = 0; i < 100000; ++i)
{
char urlPrefix[] = "Coord6789";
MapsWithMe_LatLonToString(tmpLat, tmpLon, urlPrefix + 0, 9);
parser.DecodeLatLon(urlPrefix, tmpLat, tmpLon);
}
if (fabs(lat - tmpLat) <= latEps && fabs(lon - tmpLon) <= lonEps)
return true;
return false;
}
} // unnamed namespace
UNIT_TEST(Base64DecodingWorksForAValidChar)
{
Ge0ParserForTest parser;
for (size_t i = 0; i < 64; ++i)
{
char c = MapsWithMe_Base64Char(i);
int i1 = parser.DecodeBase64Char(c);
TEST_EQUAL(i, i1, (c));
}
}
UNIT_TEST(Base64DecodingReturns255ForInvalidChar)
{
Ge0ParserForTest parser;
TEST_EQUAL(parser.DecodeBase64Char(' '), 255, ());
}
UNIT_TEST(Base64DecodingDoesNotCrashForAllChars)
{
Ge0ParserForTest parser;
for (size_t i = 0; i < 256; ++i)
parser.DecodeBase64Char(static_cast<char>(i));
}
UNIT_TEST(Base64DecodingCharFrequency)
{
vector<int> charCounts(256, 0);
Ge0ParserForTest parser;
for (size_t i = 0; i < 256; ++i)
++charCounts[parser.DecodeBase64Char(static_cast<char>(i))];
sort(charCounts.begin(), charCounts.end());
TEST_EQUAL(charCounts[255], 256 - 64, ());
TEST_EQUAL(charCounts[254], 1, ());
TEST_EQUAL(charCounts[254 - 63], 1, ());
TEST_EQUAL(charCounts[254 - 64], 0, ());
TEST_EQUAL(charCounts[0], 0, ());
}
UNIT_TEST(UrlSchemaValidationFailed)
{
TestFailure("trali vali");
TestFailure("trali vali tili tili eto my prohodili");
}
UNIT_TEST(DecodeZoomLevel)
{
TEST_EQUAL(Ge0ParserForTest::DecodeZoom(0), 4, ());
TEST_EQUAL(Ge0ParserForTest::DecodeZoom(4), 5, ());
TEST_EQUAL(Ge0ParserForTest::DecodeZoom(6), 5.5, ());
TEST_EQUAL(Ge0ParserForTest::DecodeZoom(53), 17.25, ());
TEST_EQUAL(Ge0ParserForTest::DecodeZoom(60), 19, ());
TEST_EQUAL(Ge0ParserForTest::DecodeZoom(63), 19.75, ());
TestFailure("ge0://!wAAAAAAAA/Name");
TestFailure("ge0:///wAAAAAAAA/Name");
}
UNIT_TEST(LatLonConvergence)
{
double const latEps = GetLatEpsilon(9);
double const lonEps = GetLonEpsilon(9);
TEST(ConvergenceTest(0, 0, latEps, lonEps), ());
TEST(ConvergenceTest(1.111111, 2.11111, latEps, lonEps), ());
TEST(ConvergenceTest(-1.111111, -2.11111, latEps, lonEps), ());
TEST(ConvergenceTest(-90, -179.999999, latEps, lonEps), ());
TEST(ConvergenceTest(-88.12313, 80.4532999999, latEps, lonEps), ());
}
UNIT_TEST(ZoomDecoding)
{
TestSuccess("ge0://8wAAAAAAAA/Name", 0, 0, 19, "Name");
TestSuccess("ge0://AwAAAAAAAA/Name", 0, 0, 4, "Name");
TestSuccess("ge0://BwAAAAAAAA/Name", 0, 0, 4.25, "Name");
}
UNIT_TEST(LatLonDecoding)
{
TestSuccess("ge0://Byqqqqqqqq/Name", 45, 0, 4.25, "Name");
TestSuccess("ge0://B6qqqqqqqq/Name", 90, 0, 4.25, "Name");
TestSuccess("ge0://BVVVVVVVVV/Name", -90, 179.999999, 4.25, "Name");
TestSuccess("ge0://BP________/Name", -0.000001, -0.000001, 4.25, "Name");
TestSuccess("ge0://Bzqqqqqqqq/Name", 45, 45, 4.25, "Name");
TestSuccess("ge0://BaF6F6F6F6/Name", -20, 20, 4.25, "Name");
TestSuccess("ge0://B4srhdHVVt/Name", 64.5234, 12.1234, 4.25, "Name");
TestSuccess("ge0://B_________/Name", 90, 179.999999, 4.25, "Name");
TestSuccess("ge0://Bqqqqqqqqq/Name", 90, -180, 4.25, "Name");
TestSuccess("ge0://BAAAAAAAAA/Name", -90, -180, 4.25, "Name");
}
UNIT_TEST(NameDecoding)
{
TestSuccess("ge0://AwAAAAAAAA/Super_Poi", 0, 0, 4, "Super Poi");
TestSuccess("ge0://AwAAAAAAAA/Super%5FPoi", 0, 0, 4, "Super Poi");
TestSuccess("ge0://AwAAAAAAAA/Super%5fPoi", 0, 0, 4, "Super Poi");
TestSuccess("ge0://AwAAAAAAAA/Super Poi", 0, 0, 4, "Super_Poi");
TestSuccess("ge0://AwAAAAAAAA/Super%20Poi", 0, 0, 4, "Super_Poi");
TestSuccess("ge0://AwAAAAAAAA/Name%", 0, 0, 4, "Name");
TestSuccess("ge0://AwAAAAAAAA/Name%2", 0, 0, 4, "Name");
TestSuccess("ge0://AwAAAAAAAA/Hello%09World%0A", 0, 0, 4, "Hello\tWorld\n");
TestSuccess("ge0://AwAAAAAAAA/Hello%%%%%%%%%", 0, 0, 4, "Hello");
TestSuccess("ge0://AwAAAAAAAA/Hello%%%%%%%%%World", 0, 0, 4, "Hello");
TestSuccess("ge0://AwAAAAAAAA/%d0%9c%d0%b8%d0%bd%d1%81%d0%ba_%d1%83%d0%bb._%d0%9b%d0%b5%d0%bd%d0%b8%d0%bd%d0%b0_9", 0, 0, 4, "Минск ул. Ленина 9");
TestSuccess("ge0://AwAAAAAAAA/z%c3%bcrich_bahnhofstrasse", 0, 0, 4, "zürich bahnhofstrasse");
TestSuccess("ge0://AwAAAAAAAA/%e5%8c%97%e4%ba%ac_or_B%c4%9bij%c4%abng%3F", 0, 0, 4, "北京 or Běijīng?");
TestSuccess("ge0://AwAAAAAAAA/\xd1\x81\xd1\x82\xd1\x80\xd0\xbe\xd0\xba\xd0\xb0_\xd0\xb2_\xd1\x8e\xd1\x82\xd1\x84-8", 0, 0, 4, "строка в ютф-8");
// name is valid, but too long
//TestSuccess("ge0://AwAAAAAAAA/%d0%9a%d0%b0%d0%ba_%d0%b2%d1%8b_%d1%81%d1%87%d0%b8%d1%82%d0%b0%d0%b5%d1%82%d0%b5%2C_%d0%bd%d0%b0%d0%b4%d0%be_%d0%bb%d0%b8_%d0%bf%d0%b8%d1%81%d0%b0%d1%82%d1%8c_const_%d0%b4%d0%bb%d1%8f_%d0%bf%d0%b0%d1%80%d0%b0%d0%bc%d0%b5%d1%82%d1%80%d0%be%d0%b2%2C_%d0%ba%d0%be%d1%82%d0%be%d1%80%d1%8b%d0%b5_%d0%bf%d0%b5%d1%80%d0%b5%d0%b4%d0%b0%d1%8e%d1%82%d1%81%d1%8f_%d0%b2_%d1%84%d1%83%d0%bd%d0%ba%d1%86%d0%b8%d1%8e_%d0%bf%d0%be_%d0%b7%d0%bd%d0%b0%d1%87%d0%b5%d0%bd%d0%b8%d1%8e%3F",
// 0, 0, 4, "Как вы считаете, надо ли писать const для параметров, которые передаются в функцию по значению?");
}
UNIT_TEST(LatLonFullAndClippedCoordinates)
{
double maxLatDiffForCoordSize[10] = { 0 };
double maxLonDiffForCoordSize[10] = { 0 };
for (double lat = -90; lat <= 90; lat += 0.7)
{
for (double lon = -180; lon < 180; lon += 0.7)
{
char buf[20] = { 0 };
MapsWithMe_GenShortShowMapUrl(lat, lon, 4, "", buf, ARRAY_SIZE(buf));
for (int i = 9; i >= 1; --i)
{
string const str = string(buf).substr(7, i);
int const coordSize = str.size();
Ge0ParserForTest parser;
double latTmp, lonTmp;
parser.DecodeLatLon(str, latTmp, lonTmp);
double const epsLat = GetLatEpsilon(coordSize);
double const epsLon = GetLonEpsilon(coordSize);
double const difLat = fabs(lat - latTmp);
double const difLon = fabs(lon - lonTmp);
TEST(difLat <= epsLat, (str, lat, latTmp, lon, lonTmp, difLat, epsLat));
TEST(difLon <= epsLon, (str, lat, latTmp, lon, lonTmp, difLon, epsLon));
maxLatDiffForCoordSize[coordSize] = max(maxLatDiffForCoordSize[coordSize], difLat);
maxLonDiffForCoordSize[coordSize] = max(maxLonDiffForCoordSize[coordSize], difLon);
}
}
}
for (int coordSize = 1; coordSize <= 8; ++coordSize)
{
TEST(maxLatDiffForCoordSize[coordSize] > maxLatDiffForCoordSize[coordSize + 1], (coordSize));
TEST(maxLonDiffForCoordSize[coordSize] > maxLonDiffForCoordSize[coordSize + 1], (coordSize));
TEST(maxLatDiffForCoordSize[coordSize] <= GetLatEpsilon(coordSize), (coordSize));
TEST(maxLonDiffForCoordSize[coordSize] <= GetLonEpsilon(coordSize), (coordSize));
TEST(maxLatDiffForCoordSize[coordSize] > GetLatEpsilon(coordSize + 1), (coordSize));
TEST(maxLonDiffForCoordSize[coordSize] > GetLonEpsilon(coordSize + 1), (coordSize));
}
}
UNIT_TEST(ClippedName)
{
TestSuccess("ge0://AwAAAAAAAA/Super%5fPoi", 0, 0, 4, "Super Poi");
TestSuccess("ge0://AwAAAAAAAA/Super%5fPo" , 0, 0, 4, "Super Po");
TestSuccess("ge0://AwAAAAAAAA/Super%5fP" , 0, 0, 4, "Super P");
TestSuccess("ge0://AwAAAAAAAA/Super%5f" , 0, 0, 4, "Super ");
TestSuccess("ge0://AwAAAAAAAA/Super%5" , 0, 0, 4, "Super");
TestSuccess("ge0://AwAAAAAAAA/Super%" , 0, 0, 4, "Super");
TestSuccess("ge0://AwAAAAAAAA/Super" , 0, 0, 4, "Super");
TestSuccess("ge0://AwAAAAAAAA/Supe" , 0, 0, 4, "Supe");
TestSuccess("ge0://AwAAAAAAAA/Sup" , 0, 0, 4, "Sup");
TestSuccess("ge0://AwAAAAAAAA/Su" , 0, 0, 4, "Su");
TestSuccess("ge0://AwAAAAAAAA/S" , 0, 0, 4, "S");
TestSuccess("ge0://AwAAAAAAAA/" , 0, 0, 4, "");
TestSuccess("ge0://AwAAAAAAAA" , 0, 0, 4, "");
}
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