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CompiledConversionUtilsTest.scala
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CompiledConversionUtilsTest.scala
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/*
* Copyright (c) 2002-2017 "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.internal.codegen
import java.util
import org.mockito.Mockito.when
import org.neo4j.cypher.internal.frontend.v3_2.CypherTypeException
import org.neo4j.cypher.internal.frontend.v3_2.test_helpers.CypherFunSuite
import org.neo4j.graphdb.{Node, Relationship}
class CompiledConversionUtilsTest extends CypherFunSuite {
val testPredicates = Seq(
(true, true),
(false, false),
(null, false),
(Array(), false),
(Array(1), true),
(Array("foo"), true),
(Array[Int](), false)
)
testPredicates.foreach {
case (v, expected) =>
test(s"$v") {
CompiledConversionUtils.coerceToPredicate(v) should equal(expected)
}
}
test("should throw for string and int") {
intercept[CypherTypeException](CompiledConversionUtils.coerceToPredicate("APA"))
intercept[CypherTypeException](CompiledConversionUtils.coerceToPredicate(12))
}
test("should convert List") {
import scala.collection.JavaConverters._
val col = CompiledConversionUtils.toCollection(List("a", "b", "c").asJava)
col shouldBe a[java.util.Collection[_]]
col.asScala.toSeq should equal(Seq("a", "b", "c"))
}
test("should throw if converting from non-collection") {
intercept[CypherTypeException](CompiledConversionUtils.toCollection("this is not a collection"))
}
test("should handle null") {
CompiledConversionUtils.toCollection(null) shouldBe empty
}
test("should be able to use a composite key in a hash map") {
//given
val theKey = CompiledConversionUtils.compositeKey(1l, 2L, 11L)
val theObject = mock[Object]
val theMap = Map(theKey -> theObject)
//when/then
theMap(theKey) should equal(theObject)
}
val testEquality = Seq(
(null, "foo") -> null,
(false, false) -> true,
(9007199254740993L, 9007199254740992D) -> false,
(9007199254740992D, 9007199254740993L) -> false,
(1, null) -> null,
("foo", "foo") -> true,
("foo", "bar") -> false,
(42L, 42) -> true,
(42, 43) -> false,
(Array(42, 43), Array(42, 43)) -> true,
(Array(42, 43), Array(42, 41)) -> false,
(Array(42, 43), Array(42, 43, 44)) -> false,
(Array(42, 43), util.Arrays.asList(42, 43)) -> true,
(Array(42, 43), util.Arrays.asList(42, 41)) -> false,
(Array(42, 43), util.Arrays.asList(42, 43, 44)) -> false,
(util.Arrays.asList(42, 43), Array(42, 43)) -> true,
(util.Arrays.asList(42, 43), Array(42, 41)) -> false,
(util.Arrays.asList(42, 43), Array(42, 43, 44)) -> false,
(util.Arrays.asList(42, 43), util.Arrays.asList(42, 43)) -> true,
(util.Arrays.asList(42, 43), util.Arrays.asList(42, 41)) -> false,
(util.Arrays.asList(42, 43), util.Arrays.asList(42, 43, 44)) -> false
)
testEquality.foreach {
case (v, expected) =>
test(s"${v._1} == ${v._2}") {
CompiledConversionUtils.equals _ tupled v should equal(expected)
}
}
val testOr = Seq(
(null, true) -> true,
(null, false) -> null,
(true, null) -> true,
(false, null) -> null,
(true, true) -> true,
(true, false) -> true,
(false, true) -> true,
(false, false) -> false)
testOr.foreach {
case (v, expected) =>
test(s"${v._1} || ${v._2}") {
CompiledConversionUtils.or _ tupled v should equal(expected)
}
}
val testNot = Seq(
(null, null),
(false, true),
(true, false)
)
testNot.foreach {
case (v, expected) =>
test(s"$v != $expected)") {
CompiledConversionUtils.not(v) should equal(expected)
}
}
val node = mock[Node]
when(node.getId).thenReturn(11L)
val rel = mock[Relationship]
when(rel.getId).thenReturn(13L)
val testLoadParameter = Seq(
(null, null),
(node, new NodeIdWrapperImpl(11L)),
(rel, new RelationshipIdWrapperImpl(13L))
)
testLoadParameter.foreach {
case (v, expected) =>
test(s"loadParameter($v) == $expected)") {
CompiledConversionUtils.loadParameter(v) should equal(expected)
}
}
}