cleanup docker

Author: tanner0101

Tests/PostgreSQLTests/PostgreSQLConnectionTests.swift

@@ -489,7 +489,7 @@ extension PostgreSQLConnection {
     /// Creates a test event loop and psql client over ssl.
     static func makeTest(transport: PostgreSQLTransportConfig) throws -> PostgreSQLConnection {
         #if os(macOS)
-        return try _makeTest(hostname: self.dockerMachineHostname, password: "vapor_password", port: transport.isTLS ? 5433 : 5432, transport: transport)
+        return try _makeTest(hostname: "192.168.99.100", password: "vapor_password", port: transport.isTLS ? 5433 : 5432, transport: transport)
         #else
         return try _makeTest(hostname: transport.isTLS ? "tls" : "cleartext", password: "vapor_password", transport: transport)
         #endif
@@ -504,10 +504,6 @@ extension PostgreSQLConnection {
         _ = try client.authenticate(username: "vapor_username", database: "vapor_database", password: password).wait()
         return client
     }
-    
-    private static var dockerMachineHostname: String {
-        return (try? Process.execute("docker-machine", "ip")) ?? "192.168.99.100"
-    }
 }
 
 func +=<T>(lhs: inout [T], rhs: T) {