terraform/builtin/providers/postgresql/resource_postgresql_extensi...

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package postgresql
import (
"database/sql"
"fmt"
"testing"
"github.com/hashicorp/terraform/helper/resource"
"github.com/hashicorp/terraform/terraform"
)
func TestAccPostgresqlExtension_Basic(t *testing.T) {
resource.Test(t, resource.TestCase{
PreCheck: func() { testAccPreCheck(t) },
Providers: testAccProviders,
CheckDestroy: testAccCheckPostgresqlExtensionDestroy,
Steps: []resource.TestStep{
{
Config: testAccPostgresqlExtensionConfig,
Check: resource.ComposeTestCheckFunc(
testAccCheckPostgresqlExtensionExists("postgresql_extension.myextension"),
resource.TestCheckResourceAttr(
"postgresql_extension.myextension", "name", "pg_trgm"),
),
},
},
})
}
func testAccCheckPostgresqlExtensionDestroy(s *terraform.State) error {
client := testAccProvider.Meta().(*Client)
for _, rs := range s.RootModule().Resources {
if rs.Type != "postgresql_extension" {
continue
}
exists, err := checkExtensionExists(client, rs.Primary.ID)
if err != nil {
return fmt.Errorf("Error checking extension %s", err)
}
if exists {
return fmt.Errorf("Extension still exists after destroy")
}
}
return nil
}
func testAccCheckPostgresqlExtensionExists(n string) resource.TestCheckFunc {
return func(s *terraform.State) error {
rs, ok := s.RootModule().Resources[n]
if !ok {
return fmt.Errorf("Resource not found: %s", n)
}
if rs.Primary.ID == "" {
return fmt.Errorf("No ID is set")
}
client := testAccProvider.Meta().(*Client)
exists, err := checkExtensionExists(client, rs.Primary.ID)
if err != nil {
return fmt.Errorf("Error checking extension %s", err)
}
if !exists {
return fmt.Errorf("Extension not found")
}
return nil
}
}
func checkExtensionExists(client *Client, extensionName string) (bool, error) {
conn, err := client.Connect()
if err != nil {
return false, err
}
defer conn.Close()
var _rez int
err = conn.QueryRow("SELECT 1 from pg_extension d WHERE extname=$1", extensionName).Scan(&_rez)
switch {
case err == sql.ErrNoRows:
return false, nil
case err != nil:
return false, fmt.Errorf("Error reading info about extension: %s", err)
default:
return true, nil
}
}
var testAccPostgresqlExtensionConfig = `
resource "postgresql_extension" "myextension" {
name = "pg_trgm"
}
`