cayley/graph/sql/sql_link_iterator_test.go

92 lines
2.1 KiB
Go

// Copyright 2015 The Cayley Authors. All rights reserved.
//
// 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 sql
import (
"flag"
"fmt"
"testing"
"github.com/google/cayley/graph"
"github.com/google/cayley/graph/iterator"
"github.com/google/cayley/quad"
)
var postgres_path = flag.String("postgres_path", "", "Path to running DB")
func TestSQLLink(t *testing.T) {
it := NewSQLLinkIterator(nil, quad.Object, "cool")
s, v := it.sql.buildSQL(true, nil)
t.Log(s, v)
}
func TestSQLLinkIteration(t *testing.T) {
if *postgres_path == "" {
t.SkipNow()
}
db, err := newQuadStore(*postgres_path, nil)
qs := db.(*QuadStore)
if err != nil {
t.Fatal(err)
}
it := NewSQLLinkIterator(qs, quad.Object, "Humphrey Bogart")
for graph.Next(it) {
fmt.Println(it.Result())
}
it = NewSQLLinkIterator(qs, quad.Subject, "/en/casablanca_1942")
s, v := it.sql.buildSQL(true, nil)
t.Log(s, v)
c := 0
for graph.Next(it) {
fmt.Println(it.Result())
c += 1
}
if c != 18 {
t.Errorf("Not enough results, got %d expected 18", c)
}
}
func TestSQLNodeIteration(t *testing.T) {
if *postgres_path == "" {
t.SkipNow()
}
db, err := newQuadStore(*postgres_path, nil)
if err != nil {
t.Fatal(err)
}
link := NewSQLLinkIterator(db.(*QuadStore), quad.Object, "/en/humphrey_bogart")
it := &SQLIterator{
uid: iterator.NextUID(),
qs: db.(*QuadStore),
sql: &SQLNodeIterator{
tableName: newTableName(),
linkIt: sqlItDir{
it: link.sql,
dir: quad.Subject,
},
},
}
s, v := it.sql.buildSQL(true, nil)
t.Log(s, v)
c := 0
for graph.Next(it) {
t.Log(it.Result())
c += 1
}
if c != 56 {
t.Errorf("Not enough results, got %d expected 56", c)
}
}