Add tests for query and simple transact FFI

This commit is contained in:
Emily Toop 2018-04-24 11:51:59 +01:00
parent 5a1102bf14
commit 717852c531
2 changed files with 787 additions and 0 deletions

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/* Copyright 2018 Mozilla
*
* 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. */
import XCTest
@testable import Mentat
class MentatTests: XCTestCase {
var citiesSchema: String?
var seattleData: String?
var store: Mentat?
override func setUp() {
super.setUp()
// Put setup code here. This method is called before the invocation of each test method in the class.
}
override func tearDown() {
// Put teardown code here. This method is called after the invocation of each test method in the class.
super.tearDown()
}
// test that a store can be opened in memory
func testOpenInMemoryStore() {
XCTAssertNotNil(Mentat().raw)
}
// test that a store can be opened in a specific location
func testOpenStoreInLocation() {
let paths = FileManager.default.urls(for: .documentDirectory, in: .userDomainMask)
let documentsURL = paths[0]
let storeURI = documentsURL.appendingPathComponent("test.db", isDirectory: false).absoluteString
XCTAssertNotNil(Mentat(storeURI: storeURI).raw)
}
func readFile(forResource resource: String, withExtension ext: String, subdirectory: String ) throws -> String {
let bundle = Bundle(for: type(of: self))
let schemaUrl = bundle.url(forResource: resource, withExtension: ext, subdirectory: subdirectory)!
let contents = try String(contentsOf: schemaUrl)
return contents
}
func readCitiesSchema() throws -> String {
guard let schema = self.citiesSchema else {
self.citiesSchema = try self.readFile(forResource: "cities", withExtension: "schema", subdirectory: "fixtures")
return self.citiesSchema!
}
return schema
}
func readSeattleData() throws -> String {
guard let data = self.seattleData else {
self.seattleData = try self.readFile(forResource: "all_seattle", withExtension: "edn", subdirectory: "fixtures")
return self.seattleData!
}
return data
}
func transactCitiesSchema(mentat: Mentat) throws -> TxReport {
let vocab = try readCitiesSchema()
let report = try mentat.transact(transaction: vocab)
return report
}
func transactSeattleData(mentat: Mentat) throws -> TxReport {
let data = try readSeattleData()
let report = try mentat.transact(transaction: data)
return report
}
func openAndInitializeCitiesStore() -> Mentat {
guard let mentat = self.store else {
let mentat = Mentat()
let _ = try! self.transactCitiesSchema(mentat: mentat)
let _ = try! self.transactSeattleData(mentat: mentat)
self.store = mentat
return mentat
}
return mentat
}
func populateWithTypesSchema(mentat: Mentat) -> (TxReport?, TxReport?) {
do {
let schema = """
[
[:db/add "b" :db/ident :foo/boolean]
[:db/add "b" :db/valueType :db.type/boolean]
[:db/add "b" :db/cardinality :db.cardinality/one]
[:db/add "l" :db/ident :foo/long]
[:db/add "l" :db/valueType :db.type/long]
[:db/add "l" :db/cardinality :db.cardinality/one]
[:db/add "r" :db/ident :foo/ref]
[:db/add "r" :db/valueType :db.type/ref]
[:db/add "r" :db/cardinality :db.cardinality/one]
[:db/add "i" :db/ident :foo/instant]
[:db/add "i" :db/valueType :db.type/instant]
[:db/add "i" :db/cardinality :db.cardinality/one]
[:db/add "d" :db/ident :foo/double]
[:db/add "d" :db/valueType :db.type/double]
[:db/add "d" :db/cardinality :db.cardinality/one]
[:db/add "s" :db/ident :foo/string]
[:db/add "s" :db/valueType :db.type/string]
[:db/add "s" :db/cardinality :db.cardinality/one]
[:db/add "k" :db/ident :foo/keyword]
[:db/add "k" :db/valueType :db.type/keyword]
[:db/add "k" :db/cardinality :db.cardinality/one]
[:db/add "u" :db/ident :foo/uuid]
[:db/add "u" :db/valueType :db.type/uuid]
[:db/add "u" :db/cardinality :db.cardinality/one]
]
"""
let report = try mentat.transact(transaction: schema)
let stringEntid = report.entid(forTempId: "s")!
let data = """
[
[:db/add "a" :foo/boolean true]
[:db/add "a" :foo/long 25]
[:db/add "a" :foo/instant #inst "2017-01-01T11:00:00.000Z"]
[:db/add "a" :foo/double 11.23]
[:db/add "a" :foo/string "The higher we soar the smaller we appear to those who cannot fly."]
[:db/add "a" :foo/keyword :foo/string]
[:db/add "a" :foo/uuid #uuid "550e8400-e29b-41d4-a716-446655440000"]
[:db/add "b" :foo/boolean false]
[:db/add "b" :foo/ref \(stringEntid)]
[:db/add "b" :foo/keyword :foo/string]
[:db/add "b" :foo/long 50]
[:db/add "b" :foo/instant #inst "2018-01-01T11:00:00.000Z"]
[:db/add "b" :foo/double 22.46]
[:db/add "b" :foo/string "Silence is worse; all truths that are kept silent become poisonous."]
[:db/add "b" :foo/uuid #uuid "4cb3f828-752d-497a-90c9-b1fd516d5644"]
]
"""
let dataReport = try mentat.transact(transaction: data)
return (report, dataReport)
} catch {
assertionFailure(error.localizedDescription)
}
return (nil, nil)
}
func test1TransactVocabulary() {
do {
let mentat = Mentat()
let vocab = try readCitiesSchema()
let report = try mentat.transact(transaction: vocab)
XCTAssertNotNil(report)
assert(report.txId > 0)
} catch {
assertionFailure(error.localizedDescription)
}
}
func test2TransactEntities() {
do {
let mentat = Mentat()
let vocab = try readCitiesSchema()
let _ = try mentat.transact(transaction: vocab)
let data = try readSeattleData()
let report = try mentat.transact(transaction: data)
XCTAssertNotNil(report)
assert(report.txId > 0)
let entid = report.entid(forTempId: "a17592186045438")
assert(entid == 65566)
} catch {
assertionFailure(error.localizedDescription)
}
}
func testQueryScalar() {
let mentat = openAndInitializeCitiesStore()
let query = "[:find ?n . :in ?name :where [(fulltext $ :community/name ?name) [[?e ?n]]]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query).bind(varName: "?name", toString: "Wallingford").runScalar(callback: { scalarResult in
guard let result = scalarResult?.asString() else {
return assertionFailure("No String value received")
}
assert(result == "KOMO Communities - Wallingford")
expect.fulfill()
}))
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testQueryColl() {
let mentat = openAndInitializeCitiesStore()
let query = "[:find [?when ...] :where [_ :db/txInstant ?when] :order (asc ?when)]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query).runColl(callback: { collResult in
guard let rows = collResult else {
return assertionFailure("No results received")
}
// we are expecting 3 results
for i in 0..<3 {
let _ = rows.asDate(index: i)
assert(true)
}
expect.fulfill()
}))
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testQueryCollResultIterator() {
let mentat = openAndInitializeCitiesStore()
let query = "[:find [?when ...] :where [_ :db/txInstant ?when] :order (asc ?when)]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query).runColl(callback: { collResult in
guard let rows = collResult else {
return assertionFailure("No results received")
}
rows.forEach({ (value) in
assert(value.valueType.rawValue == 2)
})
expect.fulfill()
}))
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testQueryTuple() {
let mentat = openAndInitializeCitiesStore()
let query = """
[:find [?name ?cat]
:where
[?c :community/name ?name]
[?c :community/type :community.type/website]
[(fulltext $ :community/category "food") [[?c ?cat]]]]
"""
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query).runTuple(callback: { tupleResult in
guard let tuple = tupleResult else {
return assertionFailure("expecting a result")
}
let name = tuple.asString(index: 0)
let category = tuple.asString(index: 1)
assert(name == "Community Harvest of Southwest Seattle")
assert(category == "sustainable food")
expect.fulfill()
}))
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testQueryRel() {
let mentat = openAndInitializeCitiesStore()
let query = """
[:find ?name ?cat
:where
[?c :community/name ?name]
[?c :community/type :community.type/website]
[(fulltext $ :community/category "food") [[?c ?cat]]]]
"""
let expect = expectation(description: "Query is executed")
let expectedResults = [("InBallard", "food"),
("Seattle Chinatown Guide", "food"),
("Community Harvest of Southwest Seattle", "sustainable food"),
("University District Food Bank", "food bank")]
XCTAssertNoThrow(try mentat.query(query: query).run(callback: { relResult in
guard let rows = relResult else {
return assertionFailure("No results received")
}
for (i, row) in rows.enumerated() {
let (name, category) = expectedResults[i]
assert( row.asString(index: 0) == name)
assert(row.asString(index: 1) == category)
}
expect.fulfill()
}))
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testQueryRelResultIterator() {
let mentat = openAndInitializeCitiesStore()
let query = """
[:find ?name ?cat
:where
[?c :community/name ?name]
[?c :community/type :community.type/website]
[(fulltext $ :community/category "food") [[?c ?cat]]]]
"""
let expect = expectation(description: "Query is executed")
let expectedResults = [("InBallard", "food"),
("Seattle Chinatown Guide", "food"),
("Community Harvest of Southwest Seattle", "sustainable food"),
("University District Food Bank", "food bank")]
XCTAssertNoThrow(try mentat.query(query: query).run(callback: { relResult in
guard let rows = relResult else {
return assertionFailure("No results received")
}
var i = 0
rows.forEach({ (row) in
let (name, category) = expectedResults[i]
i += 1
assert(row.asString(index: 0) == name)
assert(row.asString(index: 1) == category)
})
assert(i == 4)
expect.fulfill()
}))
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindLong() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")
let query = "[:find ?e . :in ?long :where [?e :foo/long ?long]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?long", toLong: 25)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == aEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindRef() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let stringEntid = mentat.entidForAttribute(attribute: ":foo/string")
let bEntid = report!.entid(forTempId: "b")
let query = "[:find ?e . :in ?ref :where [?e :foo/ref ?ref]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?ref", toReference: stringEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == bEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindKwRef() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let bEntid = report!.entid(forTempId: "b")
let query = "[:find ?e . :in ?ref :where [?e :foo/ref ?ref]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?ref", toReference: ":foo/string")
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == bEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindKw() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")
let query = "[:find ?e . :in ?kw :where [?e :foo/keyword ?kw]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?kw", toKeyword: ":foo/string")
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == aEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindDate() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")
let query = "[:find [?e ?d] :in ?now :where [?e :foo/instant ?d] [(< ?d ?now)]]"
let expect = expectation(description: "Query is executed")
let formatter = DateFormatter()
formatter.dateFormat = "yyyy-MM-dd'T'HH:mm:ssZZZZZ"
let boundDate = formatter.date(from: "2018-04-16T16:39:18+00:00")!
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?now", toDate: boundDate)
.runTuple { row in
XCTAssertNotNil(row)
assert(row?.asEntid(index: 0) == aEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindString() {
let mentat = openAndInitializeCitiesStore()
let query = "[:find ?n . :in ?name :where [(fulltext $ :community/name ?name) [[?e ?n]]]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?name", toString: "Wallingford")
.runScalar(callback: { scalarResult in
guard let result = scalarResult?.asString() else {
return assertionFailure("No String value received")
}
assert(result == "KOMO Communities - Wallingford")
expect.fulfill()
}))
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindUuid() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")
let query = "[:find ?e . :in ?uuid :where [?e :foo/uuid ?uuid]]"
let uuid = UUID(uuidString: "550e8400-e29b-41d4-a716-446655440000")!
let expect = expectation(description: "Query is rund")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?uuid", toUuid: uuid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == aEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindBoolean() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")
let query = "[:find ?e . :in ?bool :where [?e :foo/boolean ?bool]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?bool", toBoolean: true)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == aEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testBindDouble() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")
let query = "[:find ?e . :in ?double :where [?e :foo/double ?double]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?double", toDouble: 11.23)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == aEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsLong() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?v . :in ?e :where [?e :foo/long ?v]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?e", toReference: aEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asLong() == 25)
assert(value?.asLong() == 25)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsRef() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?e . :where [?e :foo/long 25]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asEntid() == aEntid)
assert(value?.asEntid() == aEntid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsKw() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?v . :in ?e :where [?e :foo/keyword ?v]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?e", toReference: aEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asKeyword() == ":foo/string")
assert(value?.asKeyword() == ":foo/string")
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsBoolean() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?v . :in ?e :where [?e :foo/boolean ?v]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?e", toReference: aEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asBool() == true)
assert(value?.asBool() == true)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsDouble() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?v . :in ?e :where [?e :foo/double ?v]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?e", toReference: aEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asDouble() == 11.23)
assert(value?.asDouble() == 11.23)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsDate() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?v . :in ?e :where [?e :foo/instant ?v]]"
let expect = expectation(description: "Query is executed")
let formatter = DateFormatter()
formatter.dateFormat = "yyyy-MM-dd'T'HH:mm:ssZZZZZ"
let expectedDate = formatter.date(from: "2017-01-01T11:00:00+00:00")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?e", toReference: aEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asDate() == expectedDate)
assert(value?.asDate() == expectedDate)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsString() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?v . :in ?e :where [?e :foo/string ?v]]"
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?e", toReference: aEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asString() == "The higher we soar the smaller we appear to those who cannot fly.")
assert(value?.asString() == "The higher we soar the smaller we appear to those who cannot fly.")
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testTypedValueAsUuid() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
let query = "[:find ?v . :in ?e :where [?e :foo/uuid ?v]]"
let expectedUuid = UUID(uuidString: "550e8400-e29b-41d4-a716-446655440000")!
let expect = expectation(description: "Query is executed")
XCTAssertNoThrow(try mentat.query(query: query)
.bind(varName: "?e", toReference: aEntid)
.runScalar { value in
XCTAssertNotNil(value)
assert(value?.asUUID() == expectedUuid)
assert(value?.asUUID() == expectedUuid)
expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testValueForAttributeOfEntity() {
let mentat = Mentat()
let (_, report) = self.populateWithTypesSchema(mentat: mentat)
let aEntid = report!.entid(forTempId: "a")!
var value: TypedValue? = nil;
XCTAssertNoThrow(value = try mentat.value(forAttribute: ":foo/long", ofEntity: aEntid))
XCTAssertNotNil(value)
assert(value?.asLong() == 25)
}
func testEntidForAttribute() {
let mentat = Mentat()
let _ = self.populateWithTypesSchema(mentat: mentat)
let entid = mentat.entidForAttribute(attribute: ":foo/long")
assert(entid == 65540)
}
func testMultipleQueries() {
let mentat = Mentat()
let _ = self.populateWithTypesSchema(mentat: mentat)
let q1 = mentat.query(query: "[:find ?x :where [?x _ _]]")
let q1Expect = expectation(description: "Query 1 is executed")
XCTAssertNoThrow(try q1.run { results in
XCTAssertNotNil(results)
q1Expect.fulfill()
})
let q2 = mentat.query(query: "[:find ?x :where [_ _ ?x]]")
let q2Expect = expectation(description: "Query 2 is executed")
XCTAssertNoThrow(try q2.run { results in
XCTAssertNotNil(results)
q2Expect.fulfill()
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
func testNestedQueries() {
let mentat = Mentat()
let _ = self.populateWithTypesSchema(mentat: mentat)
let q1 = mentat.query(query: "[:find ?x :where [?x _ _]]")
let q2 = mentat.query(query: "[:find ?x :where [_ _ ?x]]")
let expect = expectation(description: "Query 1 is executed")
XCTAssertNoThrow(try q1.run { results in
XCTAssertNotNil(results)
try? q2.run { results in
XCTAssertNotNil(results)
expect.fulfill()
}
})
waitForExpectations(timeout: 1) { error in
if let error = error {
assertionFailure("waitForExpectationsWithTimeout errored: \(error)")
}
}
}
// TODO: Add tests for transaction observation
}