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QueryResultContentBuilderTest.scala
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QueryResultContentBuilderTest.scala
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/*
* Copyright (c) 2002-2016 "Neo Technology,"
* Network Engine for Objects in Lund AB [http://neotechnology.com]
*
* This file is part of Neo4j.
*
* Neo4j is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.neo4j.cypher.docgen.tooling.tests
import org.neo4j.cypher.internal.ExecutionEngine
import org.neo4j.cypher.docgen.tooling._
import org.neo4j.cypher.internal.RewindableExecutionResult
import org.neo4j.cypher.internal.frontend.v3_0.test_helpers.CypherFunSuite
import org.neo4j.test.TestGraphDatabaseFactory
class QueryResultContentBuilderTest extends CypherFunSuite {
test("should handle query with result table output and empty results") {
val result = runQuery("match (n) return n")
result should equal(QueryResultTable(Seq("n"), Seq.empty, footer = "0 rows"))
}
test("should handle query with result table output and non-empty results") {
val result = runQuery("match (x) return x", init = "CREATE ()").asInstanceOf[QueryResultTable]
result.columns should equal(Seq("x"))
result.footer should equal("1 row")
result.rows should have size 1
}
def runQuery(query: String, init: String = ""): Content = {
val db = new TestGraphDatabaseFactory().newImpermanentDatabase()
if (init != "") db.execute(init)
val engine = new ExecutionEngine(db)
val builder = new QueryResultContentBuilder(x => x.toString)
val queryResult = RewindableExecutionResult(engine.execute(query))
builder.apply(queryResult)
}
}