Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Fix float precision display #468

Merged
merged 3 commits into from
Apr 17, 2024
Merged

Fix float precision display #468

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
385bf08
fix float precision display
ljcui Apr 12, 2024
b81daa2
fix test case error
ljcui Apr 12, 2024
40d9ebe
Merge branch 'master' into fix_float
ljcui Apr 17, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 6 additions & 0 deletions include/fma-common/utils.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -252,6 +252,12 @@ inline int ExecCmdThroughPopen(const std::string& cmd, std::ostream& os) {
#endif
}

inline double DoubleDecimalPlaces(double d, int num) {
auto pow = std::pow(10, num);
auto i = std::round(d * pow);
return (i / pow);
}

namespace _detail {
inline FILE* OpenPipe(const std::string& cmd, const char* mode, bool redirect_stderr = false) {
std::string c = cmd;
Expand Down
6 changes: 5 additions & 1 deletion src/lgraph_api/lgraph_types.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@
*/
#include "lgraph/lgraph_types.h"
#include "bolt/temporal.h"
#include "fma-common/utils.h"

namespace lgraph_api {

Expand All @@ -31,7 +32,10 @@ std::any FieldData::ToBolt() const {
case FieldType::INT64:
return data.int64;
case FieldType::FLOAT:
return data.sp;
{
// bolt protocol does not have float type
return fma_common::DoubleDecimalPlaces(data.sp, 5);
}
case FieldType::DOUBLE:
return data.dp;
case FieldType::STRING:
Expand Down
5 changes: 4 additions & 1 deletion src/server/json_convert.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@
#pragma once
#include "tools/json.hpp"
#include "core/data_type.h"
#include "fma-common/utils.h"

namespace lgraph_rfc {

Expand Down Expand Up @@ -49,7 +50,9 @@ static json FieldDataToJson(const lgraph_api::FieldData& data) {
}
case lgraph_api::FieldType::FLOAT:
{
return json(data.AsFloat());
// https://github.com/nlohmann/json/issues/1109
double d = fma_common::DoubleDecimalPlaces(data.AsFloat(), 5);
return json(d);
}
case lgraph_api::FieldType::DOUBLE:
{
Expand Down
2 changes: 1 addition & 1 deletion test/resource/cases/suite/gql/base.result
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -42,7 +42,7 @@ RETURN n.name, label(e), m.name LIMIT 1;

MATCH (n:Person)-[e:BORN_IN WHERE e.weight > 20]->(m)
RETURN n.name, e.weight, m.name LIMIT 3;
[{"e.weight":20.549999237060547,"m.name":"New York","n.name":"John Williams"},{"e.weight":20.6200008392334,"m.name":"New York","n.name":"Lindsay Lohan"},{"e.weight":20.18000030517578,"m.name":"London","n.name":"Natasha Richardson"}]
[{"e.weight":20.55,"m.name":"New York","n.name":"John Williams"},{"e.weight":20.62,"m.name":"New York","n.name":"Lindsay Lohan"},{"e.weight":20.18,"m.name":"London","n.name":"Natasha Richardson"}]

MATCH (n:Person WHERE n.birthyear = 1970)
RETURN CASE WHEN n.birthyear > 1970 THEN n.name ELSE -1 END AS res;
Expand Down
28 changes: 14 additions & 14 deletions test/test_lgraph_cli.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -100,7 +100,7 @@ created 2 vertices, created 0 edges.
<SUMMARY>
created 0 vertices, created 1 edges.
n
(:person {int16:16,float:1.1100000143051147,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})
(:person {int16:16,float:1.11,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})
@plan
Execution Plan:
Produce Results
Expand All @@ -120,7 +120,7 @@ Symbol: [m] type(NODE), scope(LOCAL), symbol_id(2)
Symbol: [r] type(RELATIONSHIP), scope(LOCAL), symbol_id(1)

p
(:person {int16:16,float:1.1100000143051147,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})-[:is_friend {message:"hi.."}]->(:person {int16:116,float:11.109999656677246,double:1100.98,int8:18,string:"bar foo",int32:132,int64:164,bool:true,datetime:1525168800000000000,date:17654})
(:person {int16:16,float:1.11,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})-[:is_friend {message:"hi.."}]->(:person {int16:116,float:11.11,double:1100.98,int8:18,string:"bar foo",int32:132,int64:164,bool:true,datetime:1525168800000000000,date:17654})
)";

WriteFile(file, statements);
Expand Down Expand Up @@ -154,15 +154,15 @@ p
["<SUMMARY>"]
["created 0 vertices, created 1 edges."]
["n"]
["(:person {int16:16,float:1.1100000143051147,double:100.98,int8:8,string:\"foo bar\",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})"]
["(:person {int16:16,float:1.11,double:100.98,int8:8,string:\"foo bar\",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})"]
["@plan"]
["Execution Plan:\nProduce Results\n Project [n]\n Expand(All) [n --> m ]\n Node By Label Scan [n:person]\n"]
["r"]
["[:is_friend {message:\"hi..\"}]"]
["@profile"]
["Current Pattern Graph:\nN[0] n:person (MATCHED)\nN[1] m:person (MATCHED)\nR[0 --> 1] r:{<1>: is_friend} (MATCHED)\nSymbol: [n] type(NODE), scope(LOCAL), symbol_id(0)\nSymbol: [m] type(NODE), scope(LOCAL), symbol_id(2)\nSymbol: [r] type(RELATIONSHIP), scope(LOCAL), symbol_id(1)\n"]
["p"]
["(:person {int16:16,float:1.1100000143051147,double:100.98,int8:8,string:\"foo bar\",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})-[:is_friend {message:\"hi..\"}]->(:person {int16:116,float:11.109999656677246,double:1100.98,int8:18,string:\"bar foo\",int32:132,int64:164,bool:true,datetime:1525168800000000000,date:17654})"]
["(:person {int16:16,float:1.11,double:100.98,int8:8,string:\"foo bar\",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})-[:is_friend {message:\"hi..\"}]->(:person {int16:116,float:11.11,double:1100.98,int8:18,string:\"bar foo\",int32:132,int64:164,bool:true,datetime:1525168800000000000,date:17654})"]
)xx";

WriteFile(file, statements);
Expand Down Expand Up @@ -217,11 +217,11 @@ p

1 rows

+---------------------------------------------------------------------------------------------------------------------------------------------------------+
| n |
+---------------------------------------------------------------------------------------------------------------------------------------------------------+
| (:person {int16:16,float:1.1100000143051147,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289}) |
+---------------------------------------------------------------------------------------------------------------------------------------------------------+
+-------------------------------------------------------------------------------------------------------------------------------------------+
| n |
+-------------------------------------------------------------------------------------------------------------------------------------------+
| (:person {int16:16,float:1.11,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289}) |
+-------------------------------------------------------------------------------------------------------------------------------------------+

1 rows

Expand Down Expand Up @@ -259,11 +259,11 @@ p

1 rows

+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| p |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| (:person {int16:16,float:1.1100000143051147,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})-[:is_friend {message:"hi.."}]->(:person {int16:116,float:11.109999656677246,double:1100.98,int8:18,string:"bar foo",int32:132,int64:164,bool:true,datetime:1525168800000000000,date:17654}) |
+-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| p |
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| (:person {int16:16,float:1.11,double:100.98,int8:8,string:"foo bar",int32:32,int64:64,bool:true,datetime:1493632800000000000,date:17289})-[:is_friend {message:"hi.."}]->(:person {int16:116,float:11.11,double:1100.98,int8:18,string:"bar foo",int32:132,int64:164,bool:true,datetime:1525168800000000000,date:17654}) |
+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+

1 rows

Expand Down
18 changes: 18 additions & 0 deletions test/test_rpc.cpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1757,6 +1757,23 @@ void test_cypher(lgraph::RpcClient& client) {
UT_EXPECT_TRUE(ret);
json_val = web::json::value::parse(str);
UT_EXPECT_EQ(json_val[0]["count(n)"].as_integer(), 6);
UT_EXPECT_TRUE(ret);
}

void test_float(lgraph::RpcClient& client) {
std::string str;
std::string test_str2;
bool ret = client.CallCypher(str,
"CALL db.createLabel('vertex', 'float_label', 'id', "
"['id', int32, false], ['float', float, true], "
"['double', double, true])");
UT_EXPECT_TRUE(ret);
ret = client.CallCypher(str,
"CREATE (n:float_label{id:1,float:1.2,double:1.2}) RETURN n");
UT_EXPECT_TRUE(ret);
UT_EXPECT_EQ(str, R"!([{"n":{"identity":6,"label":"float_label","properties":{"double":1.2,"float":1.2,"id":1}}}])!"); // NOLINT
ret = client.CallCypher(str, "CALL db.deleteLabel('vertex', 'float_label')");
UT_EXPECT_TRUE(ret);
}

void test_gql(lgraph::RpcClient& client) {
Expand Down Expand Up @@ -1970,6 +1987,7 @@ void* test_rpc_client(void*) {
UT_LOG() << "admin user login";
{
RpcClient client3("0.0.0.0:19099", "admin", "73@TuGraph");
test_float(client3);
test_cypher(client3);
test_gql(client3);
test_label(client3);
Expand Down
Loading