Draft for httptest implementation for mocks in tests

internal/client/mock_client.go

@@ -0,0 +1,22 @@
+package client
+
+import (
+	_ "embed"
+	"net/http"
+	"net/http/httptest"
+)
+
+type ClientMock struct {
+}
+
+func (c *ClientMock) Do(req *http.Request) (*http.Response, error) {
+	return &http.Response{}, nil
+}
+
+func NewMockClient(httpMock httptest.Server) *MockClient {
+	return &MockClient{
+		httpClient: httpMock.Client(),
+	}
+}
+
+type MockClient = Client

internal/provider/mock_provider.go

@@ -0,0 +1,126 @@
+package provider
+
+import (
+	"context"
+
+	"github.com/hashicorp/terraform-plugin-framework-validators/resourcevalidator"
+	"github.com/hashicorp/terraform-plugin-framework/datasource"
+	"github.com/hashicorp/terraform-plugin-framework/path"
+	"github.com/hashicorp/terraform-plugin-framework/provider"
+	"github.com/hashicorp/terraform-plugin-framework/provider/schema"
+	"github.com/hashicorp/terraform-plugin-framework/resource"
+	"github.com/hashicorp/terraform-plugin-framework/types"
+	"github.com/hashicorp/terraform-plugin-log/tflog"
+
+	tsClient "github.com/timescale/terraform-provider-timescale/internal/client"
+)
+
+// Ensure MockProvider satisfies various provider interfaces.
+var _ provider.Provider = &MockProvider{}
+
+// MockProvider defines the provider implementation.
+type MockProvider struct {
+	// version is set to the provider version on release, "dev" when the
+	// provider is built and ran locally, and "test" when running acceptance
+	// testing.
+	version string
+	// terraformVersion is the caller's terraform version.
+	terraformVersion string
+}
+
+// MockProviderModel describes the provider data model.
+type MockProviderModel struct {
+	ProjectID   types.String `tfsdk:"project_id"`
+	AccessToken types.String `tfsdk:"access_token"`
+	AccessKey   types.String `tfsdk:"access_key"`
+	SecretKey   types.String `tfsdk:"secret_key"`
+}
+
+func (p *MockProvider) Metadata(ctx context.Context, req provider.MetadataRequest, resp *provider.MetadataResponse) {
+	tflog.Trace(ctx, "MockProvider.Metadata")
+	resp.Version = p.version
+	resp.TypeName = "timescale"
+}
+
+// Schema defines the provider-level schema for configuration data.
+func (p *MockProvider) Schema(ctx context.Context, req provider.SchemaRequest, resp *provider.SchemaResponse) {
+	tflog.Trace(ctx, "MockProvider.Schema")
+	resp.Schema = schema.Schema{
+		MarkdownDescription: "The Terraform provider for [Timescale Cloud](https://console.cloud.timescale.com/).",
+		Attributes: map[string]schema.Attribute{
+			"access_token": schema.StringAttribute{
+				MarkdownDescription: "Access Token",
+				Optional:            true,
+				Sensitive:           true,
+			},
+			"project_id": schema.StringAttribute{
+				MarkdownDescription: "Project ID",
+				Optional:            true,
+			},
+			"access_key": schema.StringAttribute{
+				MarkdownDescription: "Access Key",
+				Optional:            true,
+			},
+			"secret_key": schema.StringAttribute{
+				MarkdownDescription: "Secret Key",
+				Optional:            true,
+				Sensitive:           true,
+			},
+		},
+	}
+}
+
+func (p *MockProvider) ConfigValidators(ctx context.Context) []resource.ConfigValidator {
+	return []resource.ConfigValidator{
+		resourcevalidator.Conflicting(
+			path.MatchRoot("access_token"),
+			path.MatchRoot("access_key"),
+		),
+		resourcevalidator.Conflicting(
+			path.MatchRoot("access_token"),
+			path.MatchRoot("secret_key"),
+		),
+	}
+}
+
+// Configure initializes a Timescale API client for data sources and resources.
+func (p *MockProvider) Configure(ctx context.Context, req provider.ConfigureRequest, resp *provider.ConfigureResponse) {
+	tflog.Trace(ctx, "MockProvider.Configure")
+	var data MockProviderModel
+
+	resp.Diagnostics.Append(req.Config.Get(ctx, &data)...)
+
+	if resp.Diagnostics.HasError() {
+		return
+	}
+
+	p.terraformVersion = req.TerraformVersion
+	client := tsClient.NewMockClient()
+	resp.DataSourceData = client
+	resp.ResourceData = client
+}
+
+// Resources defines the resources implemented in the provider.
+func (p *MockProvider) Resources(ctx context.Context) []func() resource.Resource {
+	tflog.Trace(ctx, "MockProvider.Resources")
+	return []func() resource.Resource{
+		NewServiceResource,
+	}
+}
+
+// DataSources defines the data sources implemented in the provider.
+func (p *MockProvider) DataSources(ctx context.Context) []func() datasource.DataSource {
+	tflog.Trace(ctx, "MockProvider.DataSources")
+	return []func() datasource.DataSource{
+		NewProductsDataSource,
+		NewServiceDataSource,
+	}
+}
+
+func NewMock(version string) func() provider.Provider {
+	return func() provider.Provider {
+		return &MockProvider{
+			version: version,
+		}
+	}
+}

internal/provider/provider_test.go

@@ -35,6 +35,14 @@ var testAccProtoV6ProviderFactories = map[string]func() (tfprotov6.ProviderServe
 	"timescale": providerserver.NewProtocol6WithError(New("test")()),
 }
 
+// testAccProtoV6ProviderFactories are used to instantiate a provider during
+// acceptance testing. The factory function will be invoked for every Terraform
+// CLI command executed to create a provider server to which the CLI can
+// reattach.
+var testMock = map[string]func() (tfprotov6.ProviderServer, error){
+	"timescale": providerserver.NewProtocol6WithError(New("test")()),
+}
+
 type Config struct {
 	Name       string
 	Timeouts   Timeouts