> ## Documentation Index > Fetch the complete documentation index at: https://cdktn.io/docs/llms.txt > Use this file to discover all available pages before exploring further. # Go: Testing > CDKTN Core API Reference for Testing in Go. Testing utilities for cdktf applications. ## Initializers ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.NewTesting() Testing ``` | **Name** | **Type** | **Description** | | -------- | -------- | --------------- | *** ## Static Functions | **Name** | **Description** | | ------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------- | | App | Returns an app for testing with the following properties: - Output directory is a temp dir. | | EnableFutureFlags | *No description.* | | FakeCdktfJsonPath | *No description.* | | FullSynth | *No description.* | | RenderConstructTree | *No description.* | | SetupJest | *No description.* | | StubVersion | *No description.* | | Synth | Returns the Terraform synthesized JSON. | | SynthHcl | Returns the Terraform synthesized JSON. | | SynthScope | *No description.* | | ToBeValidTerraform | *No description.* | | ToHaveDataSource | *No description.* | | ToHaveDataSourceWithProperties | *No description.* | | ToHaveProvider | *No description.* | | ToHaveProviderWithProperties | *No description.* | | ToHaveResource | *No description.* | | ToHaveResourceWithProperties | *No description.* | *** ### `App` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_App(options TestingAppConfig) App ``` Returns an app for testing with the following properties: - Output directory is a temp dir. #### `options`^Optional * *Type:* TestingAppConfig *** ### `EnableFutureFlags` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_EnableFutureFlags(app App) App ``` #### `app`^Required * *Type:* App *** ### `FakeCdktfJsonPath` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_FakeCdktfJsonPath(app App) App ``` #### `app`^Required * *Type:* App *** ### `FullSynth` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_FullSynth(stack TerraformStack) *string ``` #### `stack`^Required * *Type:* TerraformStack *** ### `RenderConstructTree` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_RenderConstructTree(construct IConstruct) *string ``` #### `construct`^Required * *Type:* github.com/aws/constructs-go/constructs/v10.IConstruct *** ### `SetupJest` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_SetupJest() ``` ### `StubVersion` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_StubVersion(app App) App ``` #### `app`^Required * *Type:* App *** ### `Synth` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_Synth(stack TerraformStack, runValidations *bool) *string ``` Returns the Terraform synthesized JSON. #### `stack`^Required * *Type:* TerraformStack *** #### `runValidations`^Optional * *Type:* \*bool *** ### `SynthHcl` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_SynthHcl(stack TerraformStack, runValidations *bool, returnMetadata *bool) interface{} ``` Returns the Terraform synthesized JSON. #### `stack`^Required * *Type:* TerraformStack *** #### `runValidations`^Optional * *Type:* \*bool *** #### `returnMetadata`^Optional * *Type:* \*bool *** ### `SynthScope` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_SynthScope(fn IScopeCallback) *string ``` #### `fn`^Required * *Type:* IScopeCallback *** ### `ToBeValidTerraform` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_ToBeValidTerraform(received *string) *bool ``` #### `received`^Required * *Type:* \*string *** ### `ToHaveDataSource` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_ToHaveDataSource(received *string, resourceType *string) *bool ``` #### `received`^Required * *Type:* \*string *** #### `resourceType`^Required * *Type:* \*string *** ### `ToHaveDataSourceWithProperties` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_ToHaveDataSourceWithProperties(received *string, resourceType *string, properties *map[string]interface{}) *bool ``` #### `received`^Required * *Type:* \*string *** #### `resourceType`^Required * *Type:* \*string *** #### `properties`^Optional * *Type:* \*map\[string]interface\{} *** ### `ToHaveProvider` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_ToHaveProvider(received *string, resourceType *string) *bool ``` #### `received`^Required * *Type:* \*string *** #### `resourceType`^Required * *Type:* \*string *** ### `ToHaveProviderWithProperties` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_ToHaveProviderWithProperties(received *string, resourceType *string, properties *map[string]interface{}) *bool ``` #### `received`^Required * *Type:* \*string *** #### `resourceType`^Required * *Type:* \*string *** #### `properties`^Optional * *Type:* \*map\[string]interface\{} *** ### `ToHaveResource` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_ToHaveResource(received *string, resourceType *string) *bool ``` #### `received`^Required * *Type:* \*string *** #### `resourceType`^Required * *Type:* \*string *** ### `ToHaveResourceWithProperties` ```go theme={null} import "github.com/open-constructs/cdk-terrain-go/cdktn" cdktn.Testing_ToHaveResourceWithProperties(received *string, resourceType *string, properties *map[string]interface{}) *bool ``` #### `received`^Required * *Type:* \*string *** #### `resourceType`^Required * *Type:* \*string *** #### `properties`^Optional * *Type:* \*map\[string]interface\{} ***