[Ubuntu] Implement new directories hierarchy (#8627)

images/ubuntu/scripts/tests/Databases.Tests.ps1

@@ -0,0 +1,39 @@
+Describe "MongoDB" -Skip:(Test-IsUbuntu22) {
+    It "<ToolName>" -TestCases @(
+        @{ ToolName = "mongo" }
+        @{ ToolName = "mongod" }
+    ) {
+        $toolsetVersion = (Get-ToolsetContent).mongodb.version
+        (&$ToolName --version)[2].Split('"')[-2] | Should -BeLike "$toolsetVersion*"
+    }
+}
+
+Describe "PostgreSQL" {
+    It "PostgreSQL Service" {
+        "sudo systemctl start postgresql" | Should -ReturnZeroExitCode
+        "pg_isready" | Should -MatchCommandOutput "/var/run/postgresql:5432 - accepting connections"
+        "sudo systemctl stop postgresql" | Should -ReturnZeroExitCode
+    }
+
+    It "PostgreSQL version should correspond to the version in the toolset" {
+        $toolsetVersion = (Get-ToolsetContent).postgresql.version
+        # Client version
+        (psql --version).split()[-1] | Should -BeLike "$toolsetVersion*"
+        # Server version
+        (pg_config --version).split()[-1] | Should -BeLike "$toolsetVersion*"
+    }
+}
+
+Describe "MySQL" {
+    It "MySQL CLI" {
+        "mysql -V" | Should -ReturnZeroExitCode
+    }
+
+    It "MySQL Service" {
+        "sudo systemctl start mysql" | Should -ReturnZeroExitCode
+        mysql -s -N -h localhost -uroot -proot -e "select count(*) from mysql.user where user='root' and authentication_string is null;" | Should -BeExactly 0
+        "sudo mysql -vvv -e 'CREATE DATABASE smoke_test' -uroot -proot" | Should -ReturnZeroExitCode
+        "sudo mysql -vvv -e 'DROP DATABASE smoke_test' -uroot -proot" | Should -ReturnZeroExitCode
+        "sudo systemctl stop mysql" | Should -ReturnZeroExitCode
+    }
+}