fix: preview doc

Author: andreaangiolillo

tools/cli/internal/openapi/filter/bump.go

@@ -28,10 +28,10 @@ type BumpFilter struct {
 
 const (
 	stateFieldName          = "x-state"
-	stateFieldValueUpcoming = "Upcoming"
-	stateFieldValuePreview  = "Preview"
+	stateFieldValueUpcoming = "UPCOMING"
+	stateFieldValuePreview  = "PREVIEW"
 	betaFieldName           = "x-beta"
-	description             = "\nThis API is in preview. Breaking changes might be introduced before it is released. " +
+	description             = "This API is in preview. Breaking changes might be introduced before it is released. " +
 		"Don't use preview APIs in production."
 )
 
@@ -72,7 +72,7 @@ func (f *BumpFilter) includeBumpFieldForPreview() error {
 			}
 			op.Extensions[stateFieldName] = stateFieldValuePreview
 			op.Extensions[betaFieldName] = true
-			op.Description += description
+			op.Description = description + " " + op.Description
 		}
 	}
 	return nil

tools/cli/internal/openapi/filter/bump_test.go

@@ -67,10 +67,10 @@ func TestBumpFilter_Apply_Preview(t *testing.T) {
 
 	op := testPath.Get
 	assert.Contains(t, op.Extensions, "x-state")
-	assert.Equal(t, "Preview", op.Extensions["x-state"])
+	assert.Equal(t, stateFieldValuePreview, op.Extensions["x-state"])
 	assert.Contains(t, op.Extensions, "x-beta")
 	assert.Equal(t, true, op.Extensions["x-beta"])
-	assert.Contains(t, description, op.Description)
+	assert.Contains(t, op.Description, description)
 }
 
 func TestBumpFilter_Apply_Upcoming(t *testing.T) {
@@ -114,7 +114,7 @@ func TestBumpFilter_Apply_Upcoming(t *testing.T) {
 	op := testPath.Get
 
 	assert.Contains(t, op.Extensions, "x-state")
-	assert.Equal(t, "Upcoming", op.Extensions["x-state"])
+	assert.Equal(t, stateFieldValueUpcoming, op.Extensions["x-state"])
 	assert.NotContains(t, op.Extensions, "x-beta")
 	assert.NotContains(t, op.Description, description)
 }