zeus
148 lines
5.3 KiB
Swift
148 lines
5.3 KiB
Swift
import XCTest
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import GRDB
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#if GRDB_COMPARE
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import SQLite
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#endif
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private let expectedRowCount = 200_000
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/// Here we test the extraction of row values by column index.
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class FetchPositionalValuesTests: XCTestCase {
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func testSQLite() throws {
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let url = URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent("GRDBPerformanceTests.sqlite")
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try generateSQLiteDatabaseIfMissing(at: url, insertedRowCount: expectedRowCount)
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var connection: OpaquePointer? = nil
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sqlite3_open_v2(url.path, &connection, 0x00000004 /*SQLITE_OPEN_CREATE*/ | 0x00000002 /*SQLITE_OPEN_READWRITE*/, nil)
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let options = XCTMeasureOptions()
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options.iterationCount = 50
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measure(options: options) {
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var count = 0
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var statement: OpaquePointer? = nil
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sqlite3_prepare_v2(connection, "SELECT * FROM item", -1, &statement, nil)
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loop: while true {
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switch sqlite3_step(statement) {
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case 101 /*SQLITE_DONE*/:
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break loop
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case 100 /*SQLITE_ROW*/:
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_ = sqlite3_column_int64(statement, 0)
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_ = sqlite3_column_int64(statement, 1)
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_ = sqlite3_column_int64(statement, 2)
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_ = sqlite3_column_int64(statement, 3)
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_ = sqlite3_column_int64(statement, 4)
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_ = sqlite3_column_int64(statement, 5)
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_ = sqlite3_column_int64(statement, 6)
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_ = sqlite3_column_int64(statement, 7)
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_ = sqlite3_column_int64(statement, 8)
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_ = sqlite3_column_int64(statement, 9)
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break
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default:
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XCTFail()
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}
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count += 1
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}
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sqlite3_finalize(statement)
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XCTAssertEqual(count, expectedRowCount)
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}
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sqlite3_close(connection)
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}
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func testGRDB() throws {
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let url = URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent("GRDBPerformanceTests.sqlite")
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try generateSQLiteDatabaseIfMissing(at: url, insertedRowCount: expectedRowCount)
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let dbQueue = try DatabaseQueue(path: url.path)
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let options = XCTMeasureOptions()
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options.iterationCount = 50
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measure(options: options) {
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var count = 0
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try! dbQueue.inDatabase { db in
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let rows = try Row.fetchCursor(db, sql: "SELECT * FROM item")
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while let row = try rows.next() {
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_ = row[0] as Int
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_ = row[1] as Int
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_ = row[2] as Int
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_ = row[3] as Int
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_ = row[4] as Int
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_ = row[5] as Int
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_ = row[6] as Int
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_ = row[7] as Int
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_ = row[8] as Int
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_ = row[9] as Int
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count += 1
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}
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}
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XCTAssertEqual(count, expectedRowCount)
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}
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}
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#if GRDB_COMPARE
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func testFMDB() throws {
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let url = URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent("GRDBPerformanceTests.sqlite")
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try generateSQLiteDatabaseIfMissing(at: url, insertedRowCount: expectedRowCount)
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let dbQueue = FMDatabaseQueue(path: url.path)!
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measure {
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var count = 0
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dbQueue.inDatabase { db in
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let rs = try! db.executeQuery("SELECT * FROM item", values: nil)
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while rs.next() {
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_ = rs.long(forColumnIndex: 0)
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_ = rs.long(forColumnIndex: 1)
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_ = rs.long(forColumnIndex: 2)
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_ = rs.long(forColumnIndex: 3)
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_ = rs.long(forColumnIndex: 4)
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_ = rs.long(forColumnIndex: 5)
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_ = rs.long(forColumnIndex: 6)
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_ = rs.long(forColumnIndex: 7)
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_ = rs.long(forColumnIndex: 8)
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_ = rs.long(forColumnIndex: 9)
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count += 1
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}
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}
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XCTAssertEqual(count, expectedRowCount)
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}
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}
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func testSQLiteSwift() throws {
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let url = URL(fileURLWithPath: NSTemporaryDirectory()).appendingPathComponent("GRDBPerformanceTests.sqlite")
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try generateSQLiteDatabaseIfMissing(at: url, insertedRowCount: expectedRowCount)
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let db = try Connection(url.path)
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measure {
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var count = 0
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for row in try! db.prepare("SELECT * FROM item") {
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// Direct Int extraction is not supported.
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_ = Int(row[0] as! Int64)
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_ = Int(row[1] as! Int64)
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_ = Int(row[2] as! Int64)
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_ = Int(row[3] as! Int64)
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_ = Int(row[4] as! Int64)
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_ = Int(row[5] as! Int64)
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_ = Int(row[6] as! Int64)
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_ = Int(row[7] as! Int64)
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_ = Int(row[8] as! Int64)
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_ = Int(row[9] as! Int64)
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count += 1
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}
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XCTAssertEqual(count, expectedRowCount)
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}
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}
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#endif
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}
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