Minor updates

README.md

@@ -235,12 +235,17 @@ Here are some examples of conditions you can use:
 | Parameter          | Description                                                                            | Default        |
 |:------------------ |:-------------------------------------------------------------------------------------- |:-------------- |
 | `storage`          | Storage configuration                                                                  | `{}`           |
-| `storage.file`     | Path to persist the data in. If the type is `memory`, data is persisted on interval.   | `""`           |
-| `storage.type`     | Type of storage. Valid types: `memory`, `sqlite`, `postgres` (ALPHA).                  | `"memory"`     |
+| `storage.path`     | Path to persist the data in. Only supported for types `sqlite` and `postgres`.         | `""`           |
+| `storage.type`     | Type of storage. Valid types: `memory`, `sqlite`, `postgres`.                          | `"memory"`     |
 
-- If `storage.type` is `memory` (default) and `storage.file` is set to a non-blank value.
-  Furthermore, the data is periodically persisted, but everything remains in memory.
-- If `storage.type` is `sqlite`, `storage.file` must not be blank:
+- If `storage.type` is `memory` (default):
+```yaml
+# Note that this is the default value, and you can omit the storage configuration altogether to achieve the same result.
+# Because the data is stored in memory, the data will not survive a restart.
+storage:
+  type: memory
+```
+- If `storage.type` is `sqlite`, `storage.path` must not be blank:
 ```yaml
 storage:
   type: sqlite
@@ -248,7 +253,7 @@ storage:
 ```
 See [examples/docker-compose-sqlite-storage](.examples/docker-compose-sqlite-storage) for an example.
 
-- If `storage.type` is `postgres`, `storage.file` must be the connection URL:
+- If `storage.type` is `postgres`, `storage.path` must be the connection URL:
 ```yaml
 storage:
   type: postgres

storage/store/sql/sql_test.go

@@ -169,8 +169,8 @@ func TestStore_InsertCleansUpEventsAndResultsProperly(t *testing.T) {
 }
 
 func TestStore_Persistence(t *testing.T) {
-	file := t.TempDir() + "/TestStore_Persistence.db"
-	store, _ := NewStore("sqlite", file)
+	path := t.TempDir() + "/TestStore_Persistence.db"
+	store, _ := NewStore("sqlite", path)
 	store.Insert(&testEndpoint, &testSuccessfulResult)
 	store.Insert(&testEndpoint, &testUnsuccessfulResult)
 	if uptime, _ := store.GetUptimeByKey(testEndpoint.Key(), time.Now().Add(-time.Hour), time.Now()); uptime != 0.5 {
@@ -188,7 +188,7 @@ func TestStore_Persistence(t *testing.T) {
 		t.Fatal("sanity check failed")
 	}
 	store.Close()
-	store, _ = NewStore("sqlite", file)
+	store, _ = NewStore("sqlite", path)
 	defer store.Close()
 	ssFromNewStore, _ := store.GetEndpointStatus(testEndpoint.Group, testEndpoint.Name, paging.NewEndpointStatusParams().WithResults(1, common.MaximumNumberOfResults).WithEvents(1, common.MaximumNumberOfEvents))
 	if ssFromNewStore == nil || ssFromNewStore.Group != "group" || ssFromNewStore.Name != "name" || len(ssFromNewStore.Events) != 3 || len(ssFromNewStore.Results) != 2 {

storage/store/store_test.go

@@ -547,23 +547,23 @@ func TestInitialize(t *testing.T) {
 			ExpectedErr: nil,
 		},
 		{
-			Name:        "memory-no-file",
+			Name:        "memory-no-path",
 			Cfg:         &storage.Config{Type: storage.TypeMemory},
 			ExpectedErr: nil,
 		},
-		{
-			Name:        "memory-with-file",
-			Cfg:         &storage.Config{Type: storage.TypeMemory, Path: t.TempDir() + "/TestInitialize_memory-with-file.db"},
+		{ // XXX: Remove for v4.0.0. See https://github.com/TwiN/gatus/issues/198
+			Name:        "memory-with-path",
+			Cfg:         &storage.Config{Type: storage.TypeMemory, Path: t.TempDir() + "/TestInitialize_memory-with-path.db"},
 			ExpectedErr: nil,
 		},
 		{
-			Name:        "sqlite-no-file",
+			Name:        "sqlite-no-path",
 			Cfg:         &storage.Config{Type: storage.TypeSQLite},
 			ExpectedErr: sql.ErrPathNotSpecified,
 		},
 		{
-			Name:        "sqlite-with-file",
-			Cfg:         &storage.Config{Type: storage.TypeSQLite, Path: t.TempDir() + "/TestInitialize_sqlite-with-file.db"},
+			Name:        "sqlite-with-path",
+			Cfg:         &storage.Config{Type: storage.TypeSQLite, Path: t.TempDir() + "/TestInitialize_sqlite-with-path.db"},
 			ExpectedErr: nil,
 		},
 	}