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#include <yql/essentials/providers/common/provider/yql_provider_names.h>
#include <yql/essentials/sql/sql.h>
#include <util/generic/map.h>
#include <library/cpp/testing/unittest/registar.h>
#include <util/string/split.h>
#include <deque>
#include <unordered_set>
using namespace NSQLTranslation;
enum class EDebugOutput {
None,
ToCerr,
};
const ui32 PRETTY_FLAGS = NYql::TAstPrintFlags::PerLine | NYql::TAstPrintFlags::ShortQuote |
NYql::TAstPrintFlags::AdaptArbitraryContent;
inline TString Err2Str(NYql::TAstParseResult& res, EDebugOutput debug = EDebugOutput::None) {
TStringStream s;
res.Issues.PrintTo(s);
if (debug == EDebugOutput::ToCerr) {
Cerr << s.Str() << Endl;
}
return s.Str();
}
inline NYql::TAstParseResult SqlToYqlWithMode(const TString& query, NSQLTranslation::ESqlMode mode = NSQLTranslation::ESqlMode::QUERY, size_t maxErrors = 10, const TString& provider = {},
EDebugOutput debug = EDebugOutput::None, bool ansiLexer = false, NSQLTranslation::TTranslationSettings settings = {})
{
google::protobuf::Arena arena;
const auto service = provider ? provider : TString(NYql::YtProviderName);
const TString cluster = "plato";
settings.ClusterMapping[cluster] = service;
settings.ClusterMapping["hahn"] = NYql::YtProviderName;
settings.ClusterMapping["mon"] = NYql::SolomonProviderName;
settings.MaxErrors = maxErrors;
settings.Mode = mode;
settings.Arena = &arena;
settings.AnsiLexer = ansiLexer;
settings.Antlr4Parser = true;
settings.SyntaxVersion = 1;
auto res = SqlToYql(query, settings);
if (debug == EDebugOutput::ToCerr) {
Err2Str(res, debug);
}
return res;
}
inline NYql::TAstParseResult SqlToYql(const TString& query, size_t maxErrors = 10, const TString& provider = {}, EDebugOutput debug = EDebugOutput::None) {
return SqlToYqlWithMode(query, NSQLTranslation::ESqlMode::QUERY, maxErrors, provider, debug);
}
inline NYql::TAstParseResult SqlToYqlWithSettings(const TString& query, const NSQLTranslation::TTranslationSettings& settings) {
return SqlToYqlWithMode(query, NSQLTranslation::ESqlMode::QUERY, 10, {}, EDebugOutput::None, false, settings);
}
inline void ExpectFailWithError(const TString& query, const TString& error) {
NYql::TAstParseResult res = SqlToYql(query);
UNIT_ASSERT(!res.Root);
UNIT_ASSERT_NO_DIFF(Err2Str(res), error);
}
inline NYql::TAstParseResult SqlToYqlWithAnsiLexer(const TString& query, size_t maxErrors = 10, const TString& provider = {}, EDebugOutput debug = EDebugOutput::None) {
bool ansiLexer = true;
return SqlToYqlWithMode(query, NSQLTranslation::ESqlMode::QUERY, maxErrors, provider, debug, ansiLexer);
}
inline void ExpectFailWithErrorForAnsiLexer(const TString& query, const TString& error) {
NYql::TAstParseResult res = SqlToYqlWithAnsiLexer(query);
UNIT_ASSERT(!res.Root);
UNIT_ASSERT_NO_DIFF(Err2Str(res), error);
}
inline TString GetPrettyPrint(const NYql::TAstParseResult& res) {
TStringStream yqlProgram;
res.Root->PrettyPrintTo(yqlProgram, NYql::TAstPrintFlags::PerLine | NYql::TAstPrintFlags::ShortQuote);
return yqlProgram.Str();
}
inline TString Quote(const char* str) {
return TStringBuilder() << "'\"" << str << "\"";
}
class TWordCountHive: public TMap<TString, unsigned> {
public:
TWordCountHive(std::initializer_list<TString> strings) {
for (auto& str: strings) {
emplace(str, 0);
}
}
TWordCountHive(std::initializer_list<std::pair<const TString, unsigned>> list)
: TMap(list)
{
}
};
typedef std::function<void (const TString& word, const TString& line)> TVerifyLineFunc;
inline TString VerifyProgram(const NYql::TAstParseResult& res, TWordCountHive& wordCounter, TVerifyLineFunc verifyLine = TVerifyLineFunc()) {
const auto programm = GetPrettyPrint(res);
TVector<TString> yqlProgram;
Split(programm, "\n", yqlProgram);
for (const auto& line: yqlProgram) {
for (auto& counterIter: wordCounter) {
const auto& word = counterIter.first;
auto pos = line.find(word);
while (pos != TString::npos) {
++counterIter.second;
if (verifyLine) {
verifyLine(word, line);
}
pos = line.find(word, pos + word.length());
}
}
}
return programm;
}
inline void VerifySqlInHints(const TString& query, const THashSet<TString>& expectedHints, TMaybe<bool> ansi) {
TString pragma;
if (ansi.Defined()) {
pragma = *ansi ? "PRAGMA AnsiInForEmptyOrNullableItemsCollections;" :
"PRAGMA DisableAnsiInForEmptyOrNullableItemsCollections;";
}
NYql::TAstParseResult res = SqlToYql(pragma + query);
UNIT_ASSERT(res.Root);
TVerifyLineFunc verifyLine = [&](const TString& word, const TString& line) {
Y_UNUSED(word);
if (!ansi.Defined()) {
UNIT_ASSERT_VALUES_UNEQUAL(TString::npos, line.find("'('warnNoAnsi)"));
} else if (*ansi) {
UNIT_ASSERT_VALUES_UNEQUAL(TString::npos, line.find("'('ansi)"));
}
for (auto& hint : expectedHints) {
UNIT_ASSERT_VALUES_UNEQUAL(TString::npos, line.find(hint));
}
};
TWordCountHive elementStat = {{TString("SqlIn"), 0}};
VerifyProgram(res, elementStat, verifyLine);
}
inline void VerifySqlInHints(const TString& query, const THashSet<TString>& expectedHints) {
VerifySqlInHints(query, expectedHints, false);
VerifySqlInHints(query, expectedHints, true);
}
inline NSQLTranslation::TTranslationSettings GetSettingsWithS3Binding(const TString& name) {
NSQLTranslation::TTranslationSettings settings;
NSQLTranslation::TTableBindingSettings bindSettings;
bindSettings.ClusterType = "s3";
bindSettings.Settings["cluster"] = "cluster";
bindSettings.Settings["path"] = "path";
bindSettings.Settings["format"] = "format";
bindSettings.Settings["compression"] = "ccompression";
bindSettings.Settings["bar"] = "1";
// schema is not validated in this test but should be valid YSON text
bindSettings.Settings["schema"] = R"__("[
"StructType";
[
[
"key";
[
"DataType";
"String"
]
];
[
"subkey";
[
"DataType";
"String"
]
];
[
"value";
[
"DataType";
"String"
]
]
]])__";
bindSettings.Settings["partitioned_by"] = "[\"key\", \"subkey\"]";
settings.Bindings[name] = bindSettings;
return settings;
}
inline void AstBfs(NYql::TAstNode const* root, std::function<bool (NYql::TAstNode const*)> visitor) {
std::deque<NYql::TAstNode const*> wishList{ root };
std::unordered_set<NYql::TAstNode const*> visited;
while(!wishList.empty()){
auto v = wishList.front();
wishList.pop_front();
if (!visitor(v))
return;
visited.insert(v);
if (v->IsList()) {
for (ui32 i = 0; i != v->GetChildrenCount(); ++i) {
auto child = v->GetChild(i);
if (visited.find(child) == visited.cend()) {
wishList.push_back(child);
}
}
}
}
}
inline const NYql::TAstNode* FindNodeByChildAtomContent(const NYql::TAstNode* root, uint32_t childIndex, TStringBuf name){
const NYql::TAstNode* result = nullptr;
AstBfs(root, [&result, childIndex, name](auto v) {
if (v->IsList() && v->GetChildrenCount() > childIndex &&
v->GetChild(childIndex)->IsAtom() && v->GetChild(childIndex)->GetContent() == name) {
result = v;
return false;
}
return true; });
return result;
}
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