Update minimum Swift version to 5.5 (#201)

* Update minimum Swift version to 5.5

* Match default values used by other drivers for test connection env vars

Author: gwynne

.github/workflows/test.yml

@@ -82,15 +82,14 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        dbimage: ['postgres:15', 'postgres:14', 'postgres:11']
+        dbimage: ['postgres:15', 'postgres:13', 'postgres:11']
         swiftver: [
-            'swift:5.4-focal', 'swift:5.5-focal', 'swift:5.6-focal',
-            'swift:5.7-jammy',
+            'swift:5.5-bionic', 'swift:5.6-focal', 'swift:5.7-jammy',
             'swiftlang/swift:nightly-main-jammy'
         ]
         include: [
             {dbimage: 'postgres:15', dbauth: 'scram-sha-256'},
-            {dbimage: 'postgres:14', dbauth: 'md5'},
+            {dbimage: 'postgres:13', dbauth: 'md5'},
             {dbimage: 'postgres:11', dbauth: 'trust'}
         ]
     container: ${{ matrix.swiftver }}

Package.swift

@@ -1,4 +1,4 @@
-// swift-tools-version:5.4
+// swift-tools-version:5.5
 import PackageDescription
 
 let package = Package(
@@ -10,9 +10,9 @@ let package = Package(
         .library(name: "FluentPostgresDriver", targets: ["FluentPostgresDriver"]),
     ],
     dependencies: [
-        .package(url: "https://github.com/vapor/async-kit.git", from: "1.2.0"),
-        .package(url: "https://github.com/vapor/fluent-kit.git", from: "1.31.0"),
-        .package(url: "https://github.com/vapor/postgres-kit.git", from: "2.5.1"),
+        .package(url: "https://github.com/vapor/async-kit.git", from: "1.14.0"),
+        .package(url: "https://github.com/vapor/fluent-kit.git", from: "1.36.0"),
+        .package(url: "https://github.com/vapor/postgres-kit.git", from: "2.9.0"),
     ],
     targets: [
         .target(name: "FluentPostgresDriver", dependencies: [

Tests/FluentPostgresDriverTests/FluentPostgresDriverTests.swift

@@ -141,7 +141,7 @@ final class FluentPostgresDriverTests: XCTestCase {
         let db = self.dbs.database(
             .iso8601,
             logger: .init(label: "test"),
-            on: self.eventLoopGroup.next()
+            on: self.eventLoopGroup.any()
         )!
 
         let date = Date()
@@ -200,11 +200,11 @@ final class FluentPostgresDriverTests: XCTestCase {
         self.dbs.use(.testPostgres(subconfig: "A"), as: .a)
         self.dbs.use(.testPostgres(subconfig: "B"), as: .b)
 
-        let a = self.dbs.database(.a, logger: Logger(label: "test.fluent.a"), on: self.eventLoopGroup.next())
+        let a = self.dbs.database(.a, logger: Logger(label: "test.fluent.a"), on: self.eventLoopGroup.any())
         _ = try (a as! PostgresDatabase).query("drop schema public cascade").wait()
         _ = try (a as! PostgresDatabase).query("create schema public").wait()
 
-        let b = self.dbs.database(.b, logger: Logger(label: "test.fluent.b"), on: self.eventLoopGroup.next())
+        let b = self.dbs.database(.b, logger: Logger(label: "test.fluent.b"), on: self.eventLoopGroup.any())
         _ = try (b as! PostgresDatabase).query("drop schema public cascade").wait()
         _ = try (b as! PostgresDatabase).query("create schema public").wait()
     }
@@ -225,9 +225,9 @@ extension DatabaseConfigurationFactory {
         let baseSubconfig = PostgresConfiguration(
             hostname: env("POSTGRES_HOSTNAME_\(subconfig)") ?? "localhost",
             port: env("POSTGRES_PORT_\(subconfig)").flatMap(Int.init) ?? PostgresConfiguration.ianaPortNumber,
-            username: env("POSTGRES_USER_\(subconfig)") ?? "vapor_username",
-            password: env("POSTGRES_PASSWORD_\(subconfig)") ?? "vapor_password",
-            database: env("POSTGRES_DB_\(subconfig)") ?? "vapor_database"
+            username: env("POSTGRES_USER_\(subconfig)") ?? "test_username",
+            password: env("POSTGRES_PASSWORD_\(subconfig)") ?? "test_password",
+            database: env("POSTGRES_DB_\(subconfig)") ?? "test_database"
         )
 
         return .postgres(configuration: baseSubconfig, connectionPoolTimeout: .seconds(30), encoder: encoder, decoder: decoder)