You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: data_source_state_test.go
    path of file: ./repos/terraform/internal/builtin/providers/terraform
    
    the code of the file until where you have to start completion: // Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: BUSL-1.1

package terraform

import (
	"fmt"
	"log"
	"testing"

	"github.com/google/go-cmp/cmp"
	"github.com/zclconf/go-cty-debug/ctydebug"
	"github.com/zclconf/go-cty/cty"

	"github.com/hashicorp/terraform/internal/backend"
	"github.com/hashicorp/terraform/internal/configs/configschema"
	"github.com/hashicorp/terraform/internal/states/statemgr"
	"github.com/hashico
    
func TestState_validation(t *testing.T) {
	// The main test TestState_basic covers both validation and reading of
	// state snapshots, so this additional test is here only to verify that
	// the validation step in isolation does not attempt to configure
	// the backend.
	overrideBackendFactories = map[string]backend.InitFn{
		"failsconfigure": func() backend.Backend {
			return backendFailsConfigure{}
		},
	}
	defer func() {
		// undo our overrides so we won't affect other tests
		overrideBackendFactories = nil
	}()

	schema := dataSourceRemoteStateGetSchema().Block
	config, err := schema.CoerceValue(cty.ObjectVal(map[string]cty.Value{
		"backend": cty.StringVal("failsconfigure"),
		"config":  cty.EmptyObjectVal,
	}))
	if err != nil {
		t.Fatalf("unexpected error: %s", err)
	}

	diags := dataSourceRemoteStateValidate(config)
	if diags.HasErrors() {
		t.Fatalf("unexpected errors\n%s", diags.Err().Error())
	}
}