Grafana

package tools import ( "context" "testing" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" mcpgrafana "github.com/grafana/mcp-grafana" ) // Helper function to create string pointers func stringPtr(s string) *string { return &s } func TestGenerateDeeplink(t *testing.T) { grafanaCfg := mcpgrafana.GrafanaConfig{ URL: "http://localhost:3000", } ctx := mcpgrafana.WithGrafanaConfig(context.Background(), grafanaCfg) t.Run("Dashboard deeplink", func(t *testing.T) { params := GenerateDeeplinkParams{ ResourceType: "dashboard", DashboardUID: stringPtr("abc123"), } result, err := generateDeeplink(ctx, params) require.NoError(t, err) assert.Equal(t, "http://localhost:3000/d/abc123", result) }) t.Run("Panel deeplink", func(t *testing.T) { panelID := 5 params := GenerateDeeplinkParams{ ResourceType: "panel", DashboardUID: stringPtr("dash-123"), PanelID: &panelID, } result, err := generateDeeplink(ctx, params) require.NoError(t, err) assert.Equal(t, "http://localhost:3000/d/dash-123?viewPanel=5", result) }) t.Run("Explore deeplink", func(t *testing.T) { params := GenerateDeeplinkParams{ ResourceType: "explore", DatasourceUID: stringPtr("prometheus-uid"), } result, err := generateDeeplink(ctx, params) require.NoError(t, err) assert.Contains(t, result, "http://localhost:3000/explore?left=") assert.Contains(t, result, "prometheus-uid") }) t.Run("With time range", func(t *testing.T) { params := GenerateDeeplinkParams{ ResourceType: "dashboard", DashboardUID: stringPtr("abc123"), TimeRange: &TimeRange{ From: "now-1h", To: "now", }, } result, err := generateDeeplink(ctx, params) require.NoError(t, err) assert.Contains(t, result, "http://localhost:3000/d/abc123") assert.Contains(t, result, "from=now-1h") assert.Contains(t, result, "to=now") }) t.Run("With additional query params", func(t *testing.T) { params := GenerateDeeplinkParams{ ResourceType: "dashboard", DashboardUID: stringPtr("abc123"), QueryParams: map[string]string{ "var-datasource": "prometheus", "refresh": "30s", }, } result, err := generateDeeplink(ctx, params) require.NoError(t, err) assert.Contains(t, result, "http://localhost:3000/d/abc123") assert.Contains(t, result, "var-datasource=prometheus") assert.Contains(t, result, "refresh=30s") }) t.Run("Error cases", func(t *testing.T) { emptyGrafanaCfg := mcpgrafana.GrafanaConfig{ URL: "", } emptyCtx := mcpgrafana.WithGrafanaConfig(context.Background(), emptyGrafanaCfg) params := GenerateDeeplinkParams{ ResourceType: "dashboard", DashboardUID: stringPtr("abc123"), } _, err := generateDeeplink(emptyCtx, params) assert.Error(t, err) assert.Contains(t, err.Error(), "grafana url not configured") params.ResourceType = "unsupported" _, err = generateDeeplink(ctx, params) assert.Error(t, err) assert.Contains(t, err.Error(), "unsupported resource type") // Test missing dashboardUid for dashboard params = GenerateDeeplinkParams{ ResourceType: "dashboard", } _, err = generateDeeplink(ctx, params) assert.Error(t, err) assert.Contains(t, err.Error(), "dashboardUid is required") // Test missing dashboardUid for panel params = GenerateDeeplinkParams{ ResourceType: "panel", } _, err = generateDeeplink(ctx, params) assert.Error(t, err) assert.Contains(t, err.Error(), "dashboardUid is required") // Test missing panelId for panel params = GenerateDeeplinkParams{ ResourceType: "panel", DashboardUID: stringPtr("dash-123"), } _, err = generateDeeplink(ctx, params) assert.Error(t, err) assert.Contains(t, err.Error(), "panelId is required") // Test missing datasourceUid for explore params = GenerateDeeplinkParams{ ResourceType: "explore", } _, err = generateDeeplink(ctx, params) assert.Error(t, err) assert.Contains(t, err.Error(), "datasourceUid is required") }) }