appveyor proper test order

Author: nvarscar

appveyor.yml

@@ -44,7 +44,8 @@ after_build:
 before_test:
   - SET PATH=C:\Program Files\PostgreSQL\9.6\bin\;%PATH%
   - psql -c "CREATE USER sa WITH SUPERUSER PASSWORD 'Password12!';" -U postgres
-  - ps: .\tests\functional.prep.ps1
 
 test_script:
-  - ps: .\tests\ci.pester.ps1 -Type SqlServer, Postgresql, MySQL
+  - ps: .\tests\ci.pester.ps1 -Type SqlServer, Postgresql, MySQL -Tag UnitTests, IntegrationTests, ComplianceTests
+  - ps: .\tests\install_dependencies.ps1 -Load -Type SqlServer, Postgresql, MySQL
+  - ps: .\tests\ci.pester.ps1 -Type SqlServer, Postgresql, MySQL -Tag FunctionalTests

tests/functional/fixtures.ps1

@@ -117,7 +117,10 @@ create table $logTable (
             'DROP DATABASE IF EXISTS {0}' -f $newDbName
         )
         $createDatabaseScript = 'CREATE DATABASE {0}' -f $newDbName
-        $timeoutError = if ($PSVersionTable.PSVersion.Major -ge 6) { '*Exception while reading from stream*' } else { "*Unable to read data from the transport connection*" }
+        $timeoutError = switch ($isWindows) {
+            $false { "*Unable to read data from the transport connection*" }
+            default { '*Exception while reading from stream*' }
+        }
         $defaultSchema = 'public'
         $connectionString = "Host=$instance;Database=$newDbName;Username=$($credential.UserName);Password=$($credential.GetNetworkCredential().Password)"
         $varQuery = "SELECT '#{var1}'; SELECT '#{var2}'"