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query0_test.go
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query0_test.go
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/*
* Copyright 2018 Dgraph Labs, Inc. and Contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package query
import (
"os"
"testing"
context "golang.org/x/net/context"
"github.com/stretchr/testify/require"
"github.com/dgraph-io/dgo"
"github.com/dgraph-io/dgraph/gql"
"github.com/dgraph-io/dgraph/testutil"
)
func TestGetUID(t *testing.T) {
query := `
{
me(func: uid(0x01)) {
name
uid
gender
alive
friend {
uid
name
}
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"uid":"0x1","alive":true,"friend":[{"uid":"0x17","name":"Rick Grimes"},{"uid":"0x18","name":"Glenn Rhee"},{"uid":"0x19","name":"Daryl Dixon"},{"uid":"0x1f","name":"Andrea"},{"uid":"0x65"}],"gender":"female","name":"Michonne"}]}}`,
js)
}
func TestQueryEmptyDefaultNames(t *testing.T) {
query := `{
people(func: eq(name, "")) {
uid
name
}
}`
js := processQueryNoErr(t, query)
// only two empty names should be retrieved as the other one is empty in a particular lang.
require.JSONEq(t,
`{"data":{"people": [{"uid":"0xdac","name":""}, {"uid":"0xdae","name":""}]}}`,
js)
}
func TestQueryEmptyDefaultNameWithLanguage(t *testing.T) {
query := `{
people(func: eq(name, "")) {
name@ko:en:hi
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"people": [{"name@ko:en:hi":"상현"},{"name@ko:en:hi":"Amit"}]}}`,
js)
}
func TestQueryNamesThatAreEmptyInLanguage(t *testing.T) {
query := `{
people(func: eq(name@hi, "")) {
name@en
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"people": [{"name@en":"Andrew"}]}}`,
js)
}
func TestQueryNamesInLanguage(t *testing.T) {
query := `{
people(func: eq(name@hi, "अमित")) {
name@en
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"people": [{"name@en":"Amit"}]}}`,
js)
}
func TestQueryAllLanguages(t *testing.T) {
query := `{
people(func: eq(name@hi, "अमित")) {
name@*
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"people": [{"name@en":"Amit", "name@hi":"अमित", "name":""}]}}`,
js)
}
func TestQueryNamesBeforeA(t *testing.T) {
query := `{
people(func: lt(name, "A")) {
uid
name
}
}`
js := processQueryNoErr(t, query)
// only two empty names should be retrieved as the other one is empty in a particular lang.
require.JSONEq(t,
`{"data":{"people": [{"uid":"0xdac", "name":""}, {"uid":"0xdae", "name":""}]}}`,
js)
}
func TestQueryNamesCompareEmpty(t *testing.T) {
tests := []struct {
in, out string
}{
{in: `{q(func: lt(name, "")) { name }}`,
out: `{"data":{"q": []}}`},
{in: `{q(func: le(name, "")) { uid name }}`,
out: `{"data":{"q": [{"uid":"0xdac", "name":""}, {"uid":"0xdae", "name":""}]}}`},
{in: `{q(func: gt(name, ""), first:3) { name }}`,
out: `{"data":{"q": [{"name":"Michonne"}, {"name":"King Lear"}, {"name":"Margaret"}]}}`},
{in: `{q(func: ge(name, ""), first:3, after:0x91d) { name }}`,
out: `{"data":{"q": [{"name":""}, {"name":"Alex"}, {"name":""}]}}`},
}
for _, tc := range tests {
js := processQueryNoErr(t, tc.in)
require.JSONEq(t, tc.out, js)
}
}
func TestQueryCountEmptyNames(t *testing.T) {
tests := []struct {
in, out, failure string
}{
{in: `{q(func: has(name)) @filter(eq(name, "")) {count(uid)}}`,
out: `{"data":{"q": [{"count":2}]}}`},
{in: `{q(func: has(name)) @filter(gt(name, "")) {count(uid)}}`,
out: `{"data":{"q": [{"count":46}]}}`},
{in: `{q(func: has(name)) @filter(ge(name, "")) {count(uid)}}`,
out: `{"data":{"q": [{"count":48}]}}`},
{in: `{q(func: has(name)) @filter(lt(name, "")) {count(uid)}}`,
out: `{"data":{"q": [{"count":0}]}}`},
{in: `{q(func: has(name)) @filter(le(name, "")) {count(uid)}}`,
out: `{"data":{"q": [{"count":2}]}}`},
{in: `{q(func: has(name)) @filter(anyofterms(name, "")) {count(uid)}}`,
out: `{"data":{"q": [{"count":2}]}}`},
{in: `{q(func: has(name)) @filter(allofterms(name, "")) {count(uid)}}`,
out: `{"data":{"q": [{"count":2}]}}`},
// NOTE: match with empty string filters values greater than the max distance.
{in: `{q(func: has(name)) @filter(match(name, "", 8)) {count(uid)}}`,
out: `{"data":{"q": [{"count":28}]}}`},
{in: `{q(func: has(name)) @filter(uid_in(name, "")) {count(uid)}}`,
failure: `Value "" in uid_in is not a number`},
}
for _, tc := range tests {
js, err := processQuery(context.Background(), t, tc.in)
if tc.failure != "" {
require.Error(t, err)
require.Contains(t, err.Error(), tc.failure)
} else {
require.NoError(t, err)
require.JSONEq(t, tc.out, js)
}
}
}
func TestQueryEmptyRoomsWithTermIndex(t *testing.T) {
query := `{
offices(func: has(office)) {
count(office.room @filter(eq(room, "")))
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"offices": [{"count(office.room)":1}]}}`,
js)
}
func TestQueryCountEmptyNamesWithLang(t *testing.T) {
query := `{
people_empty_name(func: has(name@hi)) @filter(eq(name@hi, "")) {
count(uid)
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"people_empty_name": [{"count":1}]}}`,
js)
}
func TestStocksStartsWithAInPortfolio(t *testing.T) {
query := `{
portfolio(func: lt(symbol, "B")) {
symbol
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"portfolio": [{"symbol":"AAPL"},{"symbol":"AMZN"},{"symbol":"AMD"}]}}`,
js)
}
func TestFindFriendsWhoAreBetween15And19(t *testing.T) {
query := `{
friends_15_and_19(func: uid(1)) {
name
friend @filter(ge(age, 15) AND lt(age, 19)) {
name
age
}
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"friends_15_and_19":[{"name":"Michonne","friend":[{"name":"Rick Grimes","age":15},{"name":"Glenn Rhee","age":15},{"name":"Daryl Dixon","age":17}]}]}}`,
js)
}
func TestGetNonListUidPredicate(t *testing.T) {
query := `
{
me(func: uid(0x02)) {
uid
best_friend {
uid
}
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"uid":"0x2", "best_friend": {"uid": "0x40"}}]}}`,
js)
}
func TestNonListUidPredicateReverse1(t *testing.T) {
query := `
{
me(func: uid(0x40)) {
uid
~best_friend {
uid
}
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"uid":"0x40", "~best_friend": [{"uid":"0x2"},{"uid":"0x3"},{"uid":"0x4"}]}]}}`,
js)
}
func TestNonListUidPredicateReverse2(t *testing.T) {
query := `
{
me(func: uid(0x40)) {
uid
~best_friend {
pet {
name
}
uid
}
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"uid":"0x40", "~best_friend": [
{"uid":"0x2","pet":[{"name":"Garfield"}]},
{"uid":"0x3","pet":[{"name":"Bear"}]},
{"uid":"0x4","pet":[{"name":"Nemo"}]}]}]}}`,
js)
}
func TestGeAge(t *testing.T) {
query := `{
senior_citizens(func: ge(age, 75)) {
name
age
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"senior_citizens": [{"name":"Elizabeth", "age":75}, {"name":"Alice", "age":75}, {"age":75, "name":"Bob"}, {"name":"Alice", "age":75}]}}`,
js)
}
func TestGtAge(t *testing.T) {
query := `
{
senior_citizens(func: gt(age, 75)) {
name
age
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t, `{"data": {"senior_citizens":[]}}`, js)
}
func TestLeAge(t *testing.T) {
query := `{
minors(func: le(age, 15)) {
name
age
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"minors": [{"name":"Rick Grimes", "age":15}, {"name":"Glenn Rhee", "age":15}]}}`,
js)
}
func TestLtAge(t *testing.T) {
query := `
{
minors(func: Lt(age, 15)) {
name
age
}
}`
js := processQueryNoErr(t, query)
require.JSONEq(t, `{"data": {"minors":[]}}`, js)
}
func TestGetUIDInDebugMode(t *testing.T) {
query := `
{
me(func: uid(0x01)) {
name
uid
gender
alive
friend {
uid
name
}
}
}
`
ctx := context.Background()
ctx = context.WithValue(ctx, DebugKey, "true")
js, err := processQuery(ctx, t, query)
require.NoError(t, err)
require.JSONEq(t,
`{"data": {"me":[{"uid":"0x1","alive":true,"friend":[{"uid":"0x17","name":"Rick Grimes"},{"uid":"0x18","name":"Glenn Rhee"},{"uid":"0x19","name":"Daryl Dixon"},{"uid":"0x1f","name":"Andrea"},{"uid":"0x65"}],"gender":"female","name":"Michonne"}]}}`,
js)
}
func TestReturnUids(t *testing.T) {
query := `
{
me(func: uid(0x01)) {
name
uid
gender
alive
friend {
uid
name
}
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"uid":"0x1","alive":true,"friend":[{"uid":"0x17","name":"Rick Grimes"},{"uid":"0x18","name":"Glenn Rhee"},{"uid":"0x19","name":"Daryl Dixon"},{"uid":"0x1f","name":"Andrea"},{"uid":"0x65"}],"gender":"female","name":"Michonne"}]}}`,
js)
}
func TestGetUIDNotInChild(t *testing.T) {
query := `
{
me(func: uid(0x01)) {
name
uid
gender
alive
friend {
name
}
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"uid":"0x1","alive":true,"gender":"female","name":"Michonne", "friend":[{"name":"Rick Grimes"},{"name":"Glenn Rhee"},{"name":"Daryl Dixon"},{"name":"Andrea"}]}]}}`,
js)
}
func TestCascadeDirective(t *testing.T) {
query := `
{
me(func: uid(0x01)) @cascade {
name
gender
friend {
name
friend{
name
dob
age
}
}
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t, `{"data": {"me":[{"friend":[{"friend":[{"age":38,"dob":"1910-01-01T00:00:00Z","name":"Michonne"}],"name":"Rick Grimes"},{"friend":[{"age":15,"dob":"1909-05-05T00:00:00Z","name":"Glenn Rhee"}],"name":"Andrea"}],"gender":"female","name":"Michonne"}]}}`,
js)
}
func TestLevelBasedFacetVarAggSum(t *testing.T) {
query := `
{
friend(func: uid(1000)) {
path @facets(L1 as weight)
sumw: sum(val(L1))
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"friend":[{"path":[{"path|weight":0.100000},{"path|weight":0.700000}],"sumw":0.800000}]}}`,
js)
}
func TestLevelBasedFacetVarSum(t *testing.T) {
query := `
{
friend(func: uid(1000)) {
path @facets(L1 as weight) {
path @facets(L2 as weight) {
c as count(follow)
L4 as math(c+L2+L1)
}
}
}
sum(func: uid(L4), orderdesc: val(L4)) {
name
val(L4)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t, `{"data":{"friend":[{"path":[{"path":[{"count(follow)":1,"val(L4)":1.200000,"path|weight":0.100000},{"count(follow)":1,"val(L4)":3.900000,"path|weight":1.500000}],"path|weight":0.100000},{"path":[{"count(follow)":1,"val(L4)":3.900000,"path|weight":0.600000}],"path|weight":0.700000}]}],"sum":[{"name":"John","val(L4)":3.900000},{"name":"Matt","val(L4)":1.200000}]}}`,
js)
}
func TestLevelBasedSumMix1(t *testing.T) {
query := `
{
friend(func: uid( 1)) {
a as age
path @facets(L1 as weight) {
L2 as math(a+L1)
}
}
sum(func: uid(L2), orderdesc: val(L2)) {
name
val(L2)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"friend":[{"age":38,"path":[{"val(L2)":38.200000,"path|weight":0.200000},{"val(L2)":38.100000,"path|weight":0.100000}]}],"sum":[{"name":"Glenn Rhee","val(L2)":38.200000},{"name":"Andrea","val(L2)":38.100000}]}}`,
js)
}
func TestLevelBasedFacetVarSum1(t *testing.T) {
query := `
{
friend(func: uid( 1000)) {
path @facets(L1 as weight) {
name
path @facets(L2 as weight) {
L3 as math(L1+L2)
}
}
}
sum(func: uid(L3), orderdesc: val(L3)) {
name
val(L3)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"friend":[{"path":[{"name":"Bob","path":[{"val(L3)":0.200000,"path|weight":0.100000},{"val(L3)":2.900000,"path|weight":1.500000}],"path|weight":0.100000},{"name":"Matt","path":[{"val(L3)":2.900000,"path|weight":0.600000}],"path|weight":0.700000}]}],"sum":[{"name":"John","val(L3)":2.900000},{"name":"Matt","val(L3)":0.200000}]}}`,
js)
}
func TestLevelBasedFacetVarSum2(t *testing.T) {
query := `
{
friend(func: uid( 1000)) {
path @facets(L1 as weight) {
path @facets(L2 as weight) {
path @facets(L3 as weight) {
L4 as math(L1+L2+L3)
}
}
}
}
sum(func: uid(L4), orderdesc: val(L4)) {
name
val(L4)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data":{"friend":[{"path":[{"path":[{"path":[{"val(L4)":0.800000,"path|weight":0.600000}],"path|weight":0.100000},{"path":[{"val(L4)":2.900000}],"path|weight":1.500000}],"path|weight":0.100000},{"path":[{"path":[{"val(L4)":2.900000}],"path|weight":0.600000}],"path|weight":0.700000}]}],"sum":[{"name":"Bob","val(L4)":2.900000},{"name":"John","val(L4)":0.800000}]}}`,
js)
}
func TestQueryConstMathVal(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Rick Michonne Andrea")) {
a as math(24/8 * 3)
}
AgeOrder(func: uid(f)) {
name
val(a)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"AgeOrder":[{"name":"Michonne","val(a)":9.000000},{"name":"Rick Grimes","val(a)":9.000000},{"name":"Andrea","val(a)":9.000000},{"name":"Andrea With no friends","val(a)":9.000000}]}}`,
js)
}
func TestQueryVarValAggSince(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as dob
b as math(since(a)/(60*60*24*365))
}
AgeOrder(func: uid(f), orderasc: val(b)) {
name
val(a)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"AgeOrder":[{"name":"Rick Grimes","val(a)":"1910-01-02T00:00:00Z"},{"name":"Michonne","val(a)":"1910-01-01T00:00:00Z"},{"name":"Andrea","val(a)":"1901-01-15T00:00:00Z"}]}}`,
js)
}
func TestQueryVarValAggNestedFuncConst(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as age
friend {
x as age
}
n as min(val(x))
s as max(val(x))
p as math(a + s % n + 10)
q as math(a * s * n * -1)
}
MaxMe(func: uid(f), orderasc: val(p)) {
name
val(p)
val(a)
val(n)
val(s)
}
MinMe(func: uid(f), orderasc: val(q)) {
name
val(q)
val(a)
val(n)
val(s)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"MaxMe":[{"name":"Rick Grimes","val(a)":15,"val(n)":38,"val(p)":25.000000,"val(s)":38},{"name":"Andrea","val(a)":19,"val(n)":15,"val(p)":29.000000,"val(s)":15},{"name":"Michonne","val(a)":38,"val(n)":15,"val(p)":52.000000,"val(s)":19}],"MinMe":[{"name":"Rick Grimes","val(a)":15,"val(n)":38,"val(q)":-21660.000000,"val(s)":38},{"name":"Michonne","val(a)":38,"val(n)":15,"val(q)":-10830.000000,"val(s)":19},{"name":"Andrea","val(a)":19,"val(n)":15,"val(q)":-4275.000000,"val(s)":15}]}}`,
js)
}
func TestQueryVarValAggNestedFuncMinMaxVars(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as age
friend {
x as age
}
n as min(val(x))
s as max(val(x))
p as math(max(max(a, s), n))
q as math(min(min(a, s), n))
}
MaxMe(func: uid(f), orderasc: val(p)) {
name
val(p)
val(a)
val(n)
val(s)
}
MinMe(func: uid(f), orderasc: val(q)) {
name
val(q)
val(a)
val(n)
val(s)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"MinMe":[{"name":"Michonne","val(a)":38,"val(n)":15,"val(q)":15,"val(s)":19},{"name":"Rick Grimes","val(a)":15,"val(n)":38,"val(q)":15,"val(s)":38},{"name":"Andrea","val(a)":19,"val(n)":15,"val(q)":15,"val(s)":15}],"MaxMe":[{"name":"Andrea","val(a)":19,"val(n)":15,"val(p)":19,"val(s)":15},{"name":"Michonne","val(a)":38,"val(n)":15,"val(p)":38,"val(s)":19},{"name":"Rick Grimes","val(a)":15,"val(n)":38,"val(p)":38,"val(s)":38}]}}`,
js)
}
func TestQueryVarValAggNestedFuncConditional(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as age
friend {
x as age
}
n as min(val(x))
condLog as math(cond(a > 10, logbase(n, 5), 1))
condExp as math(cond(a < 40, 1, pow(2, n)))
}
LogMe(func: uid(f), orderasc: val(condLog)) {
name
val(condLog)
val(n)
val(a)
}
ExpMe(func: uid(f), orderasc: val(condExp)) {
name
val(condExp)
val(n)
val(a)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"ExpMe":[{"name":"Michonne","val(a)":38,"val(condExp)":1.000000,"val(n)":15},{"name":"Rick Grimes","val(a)":15,"val(condExp)":1.000000,"val(n)":38},{"name":"Andrea","val(a)":19,"val(condExp)":1.000000,"val(n)":15}],"LogMe":[{"name":"Michonne","val(a)":38,"val(condLog)":1.682606,"val(n)":15},{"name":"Andrea","val(a)":19,"val(condLog)":1.682606,"val(n)":15},{"name":"Rick Grimes","val(a)":15,"val(condLog)":2.260159,"val(n)":38}]}}`,
js)
}
func TestQueryVarValAggNestedFuncConditional2(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as age
friend {
x as age
}
n as min(val(x))
condLog as math(cond(a==38, n/2, 1))
condExp as math(cond(a!=38, 1, sqrt(2*n)))
}
LogMe(func: uid(f), orderasc: val(condLog)) {
name
val(condLog)
val(n)
val(a)
}
ExpMe(func: uid(f), orderasc: val(condExp)) {
name
val(condExp)
val(n)
val(a)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"ExpMe":[{"name":"Rick Grimes","val(a)":15,"val(condExp)":1.000000,"val(n)":38},{"name":"Andrea","val(a)":19,"val(condExp)":1.000000,"val(n)":15},{"name":"Michonne","val(a)":38,"val(condExp)":5.477226,"val(n)":15}],"LogMe":[{"name":"Rick Grimes","val(a)":15,"val(condLog)":1.000000,"val(n)":38},{"name":"Andrea","val(a)":19,"val(condLog)":1.000000,"val(n)":15},{"name":"Michonne","val(a)":38,"val(condLog)":7.500000,"val(n)":15}]}}`,
js)
}
func TestQueryVarValAggNestedFuncUnary(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as age
friend {
x as age
}
n as min(val(x))
s as max(val(x))
combiLog as math(a + ln(s - n))
combiExp as math(a + exp(s - n))
}
LogMe(func: uid(f), orderasc: val(combiLog)) {
name
val(combiLog)
val(a)
val(n)
val(s)
}
ExpMe(func: uid(f), orderasc: val(combiExp)) {
name
val(combiExp)
val(a)
val(n)
val(s)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"ExpMe":[{"name":"Rick Grimes","val(a)":15,"val(combiExp)":16.000000,"val(n)":38,"val(s)":38},{"name":"Andrea","val(a)":19,"val(combiExp)":20.000000,"val(n)":15,"val(s)":15},{"name":"Michonne","val(a)":38,"val(combiExp)":92.598150,"val(n)":15,"val(s)":19}],"LogMe":[{"name":"Rick Grimes","val(a)":15,"val(combiLog)":-179769313486231570814527423731704356798070567525844996598917476803157260780028538760589558632766878171540458953514382464234321326889464182768467546703537516986049910576551282076245490090389328944075868508455133942304583236903222948165808559332123348274797826204144723168738177180919299881250404026184124858368.000000,"val(n)":38,"val(s)":38},{"name":"Andrea","val(a)":19,"val(combiLog)":-179769313486231570814527423731704356798070567525844996598917476803157260780028538760589558632766878171540458953514382464234321326889464182768467546703537516986049910576551282076245490090389328944075868508455133942304583236903222948165808559332123348274797826204144723168738177180919299881250404026184124858368.000000,"val(n)":15,"val(s)":15},{"name":"Michonne","val(a)":38,"val(combiLog)":39.386294,"val(n)":15,"val(s)":19}]}}`,
js)
}
func TestQueryVarValAggNestedFunc(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as age
friend {
x as age
}
n as min(val(x))
s as max(val(x))
combi as math(a + n * s)
}
me(func: uid(f), orderasc: val(combi)) {
name
val(combi)
val(a)
val(n)
val(s)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"name":"Andrea","val(a)":19,"val(combi)":244,"val(n)":15,"val(s)":15},{"name":"Michonne","val(a)":38,"val(combi)":323,"val(n)":15,"val(s)":19},{"name":"Rick Grimes","val(a)":15,"val(combi)":1459,"val(n)":38,"val(s)":38}]}}`,
js)
}
func TestQueryVarValAggMinMaxSelf(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
a as age
friend {
x as age
}
n as min(val(x))
s as max(val(x))
sum as math(n + a + s)
}
me(func: uid(f), orderasc: val(sum)) {
name
val(sum)
val(s)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"name":"Andrea","val(s)":15,"val(sum)":49},{"name":"Michonne","val(s)":19,"val(sum)":72},{"name":"Rick Grimes","val(s)":38,"val(sum)":91}]}}`,
js)
}
func TestQueryVarValAggMinMax(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
friend {
x as age
}
n as min(val(x))
s as max(val(x))
sum as math(n + s)
}
me(func: uid(f), orderdesc: val(sum)) {
name
val(n)
val(s)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"name":"Rick Grimes","val(n)":38,"val(s)":38},{"name":"Michonne","val(n)":15,"val(s)":19},{"name":"Andrea","val(n)":15,"val(s)":15}]}}`,
js)
}
func TestQueryVarValAggMinMaxAlias(t *testing.T) {
query := `
{
f as var(func: anyofterms(name, "Michonne Andrea Rick")) {
friend {
x as age
}
n as min(val(x))
s as max(val(x))
sum as math(n + s)
}
me(func: uid(f), orderdesc: val(sum)) {
name
MinAge: val(n)
MaxAge: val(s)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"name":"Rick Grimes","MinAge":38,"MaxAge":38},{"name":"Michonne","MinAge":15,"MaxAge":19},{"name":"Andrea","MinAge":15,"MaxAge":15}]}}`,
js)
}
func TestQueryVarValAggMul(t *testing.T) {
query := `
{
var(func: uid( 1)) {
f as friend {
n as age
s as count(friend)
mul as math(n * s)
}
}
me(func: uid(f), orderdesc: val(mul)) {
name
val(s)
val(n)
val(mul)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"name":"Andrea","val(mul)":19.000000,"val(n)":19,"val(s)":1},{"name":"Rick Grimes","val(mul)":15.000000,"val(n)":15,"val(s)":1},{"name":"Glenn Rhee","val(mul)":0.000000,"val(n)":15,"val(s)":0},{"name":"Daryl Dixon","val(mul)":0.000000,"val(n)":17,"val(s)":0},{"val(mul)":0.000000,"val(s)":0}]}}`,
js)
}
func TestQueryVarValAggOrderDesc(t *testing.T) {
query := `
{
info(func: uid( 1)) {
f as friend {
n as age
s as count(friend)
sum as math(n + s)
}
}
me(func: uid(f), orderdesc: val(sum)) {
name
age
count(friend)
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"info":[{"friend":[{"age":15,"count(friend)":1,"val(sum)":16.000000},{"age":15,"count(friend)":0,"val(sum)":15.000000},{"age":17,"count(friend)":0,"val(sum)":17.000000},{"age":19,"count(friend)":1,"val(sum)":20.000000},{"count(friend)":0,"val(sum)":0.000000}]}],"me":[{"age":19,"count(friend)":1,"name":"Andrea"},{"age":17,"count(friend)":0,"name":"Daryl Dixon"},{"age":15,"count(friend)":1,"name":"Rick Grimes"},{"age":15,"count(friend)":0,"name":"Glenn Rhee"},{"count(friend)":0}]}}`,
js)
}
func TestQueryVarValAggOrderAsc(t *testing.T) {
query := `
{
var(func: uid( 1)) {
f as friend {
n as age
s as survival_rate
sum as math(n + s)
}
}
me(func: uid(f), orderasc: val(sum)) {
name
age
survival_rate
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"age":15,"name":"Rick Grimes","survival_rate":1.600000},{"age":15,"name":"Glenn Rhee","survival_rate":1.600000},{"age":17,"name":"Daryl Dixon","survival_rate":1.600000},{"age":19,"name":"Andrea","survival_rate":1.600000}]}}`,
js)
}
func TestQueryVarValOrderAsc(t *testing.T) {
query := `
{
var(func: uid( 1)) {
f as friend {
n as name
}
}
me(func: uid(f), orderasc: val(n)) {
name
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"name":"Andrea"},{"name":"Daryl Dixon"},{"name":"Glenn Rhee"},{"name":"Rick Grimes"}]}}`,
js)
}
func TestQueryVarValOrderDob(t *testing.T) {
query := `
{
var(func: uid( 1)) {
f as friend {
n as dob
}
}
me(func: uid(f), orderasc: val(n)) {
name
dob
}
}
`
js := processQueryNoErr(t, query)
require.JSONEq(t,
`{"data": {"me":[{"name":"Andrea", "dob":"1901-01-15T00:00:00Z"},{"name":"Daryl Dixon", "dob":"1909-01-10T00:00:00Z"},{"name":"Glenn Rhee", "dob":"1909-05-05T00:00:00Z"},{"name":"Rick Grimes", "dob":"1910-01-02T00:00:00Z"}]}}`,
js)
}
func TestQueryVarValOrderError(t *testing.T) {
query := `
{
var(func: uid( 1)) {
friend {
n as name
}
}
me(func: uid(n), orderdesc: n) {
name
}
}
`
_, err := processQuery(context.Background(), t, query)
require.Error(t, err)
require.Contains(t, err.Error(), "Cannot sort by unknown attribute n")
}
func TestQueryVarValOrderDesc(t *testing.T) {
query := `
{
var(func: uid( 1)) {
f as friend {
n as name
}