Chore: Remove lint exceptions from testdata backend (#75148)

.golangci.toml

@@ -16,21 +16,44 @@ confidence = 3
 [linters-settings.depguard.rules.main]
 allow = [] # allow all
 deny = [
-  {pkg = "io/ioutil", desc = "Deprecated: As of Go 1.16, the same functionality is now provided by package io or package os, and those implementations should be preferred in new code. See the specific function documentation for details."},
-  {pkg = "gopkg.in/yaml.v2", desc = "Grafana packages are not allowed to depend on gopkg.in/yaml.v2 as gopkg.in/yaml.v3 is now available"},
-  {pkg = "github.com/pkg/errors", desc = "Deprecated: Go 1.13 supports the functionality provided by pkg/errors in the standard library."},
-  {pkg = "github.com/xorcare/pointer", desc = "Use pkg/util.Pointer instead, which is a generic one-liner alternative"},
-  {pkg = "github.com/gofrs/uuid", desc = "Use github.com/google/uuid instead, which we already depend on."},
+  { pkg = "io/ioutil", desc = "Deprecated: As of Go 1.16, the same functionality is now provided by package io or package os, and those implementations should be preferred in new code. See the specific function documentation for details." },
+  { pkg = "gopkg.in/yaml.v2", desc = "Grafana packages are not allowed to depend on gopkg.in/yaml.v2 as gopkg.in/yaml.v3 is now available" },
+  { pkg = "github.com/pkg/errors", desc = "Deprecated: Go 1.13 supports the functionality provided by pkg/errors in the standard library." },
+  { pkg = "github.com/xorcare/pointer", desc = "Use pkg/util.Pointer instead, which is a generic one-liner alternative" },
+  { pkg = "github.com/gofrs/uuid", desc = "Use github.com/google/uuid instead, which we already depend on." },
 ]
 
 [linters-settings.depguard.rules.coreplugins]
 deny = [
-  {pkg = "github.com/grafana/grafana/pkg/", desc = "Core plugins are not allowed to depend on Grafana core packages"},
-]
-files = [
-  "**/pkg/tsdb/testdatasource/*",
-  "**/pkg/tsdb/testdatasource/**/*",
+  { pkg = "github.com/grafana/grafana/pkg/api", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/cmd", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/cuectx", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/extensions", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/kinds", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/middleware", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/modules", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/registry", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/services", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/build", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/codegen", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/events", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/ifaces", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/kindsysreport", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/mocks", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/plugins", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/setting", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/util", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/bus", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/components", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/expr", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/infra", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/login", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/models", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/server", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/tests", desc = "Core plugins are not allowed to depend on Grafana core packages" },
+  { pkg = "github.com/grafana/grafana/pkg/web", desc = "Core plugins are not allowed to depend on Grafana core packages" },
 ]
+files = ["**/pkg/tsdb/testdatasource/*", "**/pkg/tsdb/testdatasource/**/*"]
 
 [linters-settings.gocritic]
 enabled-checks = ["ruleguard"]

pkg/tsdb/testdatasource/scenarios_test.go

@@ -11,9 +11,6 @@ import (
 	"github.com/grafana/grafana-plugin-sdk-go/data"
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-
-	// nolint:depguard // Lint exception can be removed once we move testdata to a separate module
-	"github.com/grafana/grafana/pkg/tsdb/legacydata"
 )
 
 func TestTestdataScenarios(t *testing.T) {
@@ -21,13 +18,14 @@ func TestTestdataScenarios(t *testing.T) {
 
 	t.Run("random walk ", func(t *testing.T) {
 		t.Run("Should start at the requested value", func(t *testing.T) {
-			timeRange := legacydata.DataTimeRange{From: "5m", To: "now", Now: time.Now()}
+			from := time.Now()
+			to := from.Add(5 * time.Minute)
 
 			query := backend.DataQuery{
 				RefID: "A",
 				TimeRange: backend.TimeRange{
-					From: timeRange.MustGetFrom(),
-					To:   timeRange.MustGetTo(),
+					From: from,
+					To:   to,
 				},
 				Interval:      100 * time.Millisecond,
 				MaxDataPoints: 100,
@@ -60,13 +58,14 @@ func TestTestdataScenarios(t *testing.T) {
 
 	t.Run("random walk table", func(t *testing.T) {
 		t.Run("Should return a table that looks like value/min/max", func(t *testing.T) {
-			timeRange := legacydata.DataTimeRange{From: "5m", To: "now", Now: time.Now()}
+			from := time.Now()
+			to := from.Add(5 * time.Minute)
 
 			query := backend.DataQuery{
 				RefID: "A",
 				TimeRange: backend.TimeRange{
-					From: timeRange.MustGetFrom(),
-					To:   timeRange.MustGetTo(),
+					From: from,
+					To:   to,
 				},
 				Interval:      100 * time.Millisecond,
 				MaxDataPoints: 100,
@@ -110,13 +109,14 @@ func TestTestdataScenarios(t *testing.T) {
 		})
 
 		t.Run("Should return a table with some nil values", func(t *testing.T) {
-			timeRange := legacydata.DataTimeRange{From: "5m", To: "now", Now: time.Now()}
+			from := time.Now()
+			to := from.Add(5 * time.Minute)
 
 			query := backend.DataQuery{
 				RefID: "A",
 				TimeRange: backend.TimeRange{
-					From: timeRange.MustGetFrom(),
-					To:   timeRange.MustGetTo(),
+					From: from,
+					To:   to,
 				},
 				Interval:      100 * time.Millisecond,
 				MaxDataPoints: 100,

pkg/tsdb/testdatasource/testdata.go

@@ -9,8 +9,6 @@ import (
 	"github.com/grafana/grafana-plugin-sdk-go/backend/log"
 	"github.com/grafana/grafana-plugin-sdk-go/backend/resource/httpadapter"
 	"github.com/grafana/grafana-plugin-sdk-go/data"
-
-	// nolint:depguard // Lint exception can be removed once we move testdata to a separate module
 	"github.com/grafana/grafana/pkg/tsdb/testdatasource/sims"
 )