mirror of https://github.com/databricks/cli.git
670 lines
19 KiB
Go
670 lines
19 KiB
Go
package template
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import (
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"context"
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"fmt"
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"io"
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"io/fs"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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"testing"
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"text/template"
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"github.com/databricks/cli/bundle"
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bundleConfig "github.com/databricks/cli/bundle/config"
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"github.com/databricks/cli/bundle/phases"
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"github.com/databricks/cli/cmd/root"
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"github.com/databricks/cli/libs/diag"
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"github.com/databricks/cli/libs/tags"
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"github.com/databricks/databricks-sdk-go"
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workspaceConfig "github.com/databricks/databricks-sdk-go/config"
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"github.com/databricks/databricks-sdk-go/service/iam"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func assertFileContent(t *testing.T, path string, content string) {
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b, err := os.ReadFile(path)
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require.NoError(t, err)
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assert.Equal(t, content, string(b))
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}
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func assertFilePermissions(t *testing.T, path string, perm fs.FileMode) {
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info, err := os.Stat(path)
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require.NoError(t, err)
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assert.Equal(t, perm, info.Mode().Perm())
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}
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func assertBuiltinTemplateValid(t *testing.T, template string, settings map[string]any, target string, isServicePrincipal bool, build bool, tempDir string) {
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ctx := context.Background()
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templatePath, err := prepareBuiltinTemplates(template, tempDir)
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require.NoError(t, err)
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libraryPath := filepath.Join(templatePath, "library")
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w := &databricks.WorkspaceClient{
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Config: &workspaceConfig.Config{Host: "https://myhost.com"},
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}
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// Prepare helpers
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cachedUser = &iam.User{UserName: "user@domain.com"}
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if isServicePrincipal {
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cachedUser.UserName = "1d410060-a513-496f-a197-23cc82e5f46d"
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}
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cachedIsServicePrincipal = &isServicePrincipal
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ctx = root.SetWorkspaceClient(ctx, w)
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helpers := loadHelpers(ctx)
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renderer, err := newRenderer(ctx, settings, helpers, templatePath, libraryPath, tempDir)
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require.NoError(t, err)
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// Evaluate template
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err = renderer.walk()
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require.NoError(t, err)
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err = renderer.persistToDisk()
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require.NoError(t, err)
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b, err := bundle.Load(ctx, filepath.Join(tempDir, "template", "my_project"))
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require.NoError(t, err)
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diags := bundle.Apply(ctx, b, phases.LoadNamedTarget(target))
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require.NoError(t, diags.Error())
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// Apply initialize / validation mutators
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bundle.ApplyFunc(ctx, b, func(ctx context.Context, b *bundle.Bundle) diag.Diagnostics {
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b.Config.Workspace.CurrentUser = &bundleConfig.User{User: cachedUser}
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b.Config.Bundle.Terraform = &bundleConfig.Terraform{
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ExecPath: "sh",
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}
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return nil
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})
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b.Tagging = tags.ForCloud(w.Config)
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b.WorkspaceClient()
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diags = bundle.Apply(ctx, b, bundle.Seq(
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phases.Initialize(),
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))
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require.NoError(t, diags.Error())
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// Apply build mutator
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if build {
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diags = bundle.Apply(ctx, b, phases.Build())
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require.NoError(t, diags.Error())
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}
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}
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func TestPrepareBuiltInTemplatesWithRelativePaths(t *testing.T) {
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// CWD should not be resolved as a built in template
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dir, err := prepareBuiltinTemplates(".", t.TempDir())
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assert.NoError(t, err)
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assert.Equal(t, ".", dir)
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// relative path should not be resolved as a built in template
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dir, err = prepareBuiltinTemplates("./default-python", t.TempDir())
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assert.NoError(t, err)
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assert.Equal(t, "./default-python", dir)
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}
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func TestBuiltinPythonTemplateValid(t *testing.T) {
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// Test option combinations
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options := []string{"yes", "no"}
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isServicePrincipal := false
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catalog := "hive_metastore"
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cachedCatalog = &catalog
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build := false
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for _, includeNotebook := range options {
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for _, includeDlt := range options {
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for _, includePython := range options {
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for _, isServicePrincipal := range []bool{true, false} {
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config := map[string]any{
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"project_name": "my_project",
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"include_notebook": includeNotebook,
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"include_dlt": includeDlt,
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"include_python": includePython,
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}
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tempDir := t.TempDir()
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assertBuiltinTemplateValid(t, "default-python", config, "dev", isServicePrincipal, build, tempDir)
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}
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}
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}
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}
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// Test prod mode + build
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config := map[string]any{
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"project_name": "my_project",
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"include_notebook": "yes",
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"include_dlt": "yes",
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"include_python": "yes",
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}
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isServicePrincipal = false
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build = true
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// On Windows, we can't always remove the resulting temp dir since background
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// processes might have it open, so we use 'defer' for a best-effort cleanup
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tempDir, err := os.MkdirTemp("", "templates")
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require.NoError(t, err)
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defer os.RemoveAll(tempDir)
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assertBuiltinTemplateValid(t, "default-python", config, "prod", isServicePrincipal, build, tempDir)
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defer os.RemoveAll(tempDir)
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}
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func TestBuiltinSQLTemplateValid(t *testing.T) {
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for _, personal_schemas := range []string{"yes", "no"} {
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for _, target := range []string{"dev", "prod"} {
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for _, isServicePrincipal := range []bool{true, false} {
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config := map[string]any{
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"project_name": "my_project",
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"http_path": "/sql/1.0/warehouses/123abc",
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"default_catalog": "users",
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"shared_schema": "lennart",
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"personal_schemas": personal_schemas,
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}
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build := false
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assertBuiltinTemplateValid(t, "default-sql", config, target, isServicePrincipal, build, t.TempDir())
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}
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}
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}
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}
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func TestBuiltinDbtTemplateValid(t *testing.T) {
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for _, personal_schemas := range []string{"yes", "no"} {
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for _, target := range []string{"dev", "prod"} {
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for _, isServicePrincipal := range []bool{true, false} {
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config := map[string]any{
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"project_name": "my_project",
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"http_path": "/sql/1.0/warehouses/123",
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"default_catalog": "hive_metastore",
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"personal_schemas": personal_schemas,
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"shared_schema": "lennart",
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}
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build := false
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assertBuiltinTemplateValid(t, "dbt-sql", config, target, isServicePrincipal, build, t.TempDir())
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}
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}
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}
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}
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func TestRendererWithAssociatedTemplateInLibrary(t *testing.T) {
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tmpDir := t.TempDir()
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ctx := context.Background()
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ctx = root.SetWorkspaceClient(ctx, nil)
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helpers := loadHelpers(ctx)
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r, err := newRenderer(ctx, nil, helpers, "./testdata/email/template", "./testdata/email/library", tmpDir)
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require.NoError(t, err)
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err = r.walk()
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require.NoError(t, err)
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err = r.persistToDisk()
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require.NoError(t, err)
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b, err := os.ReadFile(filepath.Join(tmpDir, "my_email"))
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require.NoError(t, err)
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assert.Equal(t, "shreyas.goenka@databricks.com", strings.Trim(string(b), "\n\r"))
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}
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func TestRendererExecuteTemplate(t *testing.T) {
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templateText :=
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`"{{.count}} items are made of {{.Material}}".
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{{if eq .Animal "sheep" }}
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Sheep wool is the best!
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{{else}}
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{{.Animal}} wool is not too bad...
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{{end}}
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My email is {{template "email"}}
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`
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r := renderer{
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config: map[string]any{
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"Material": "wool",
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"count": 1,
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"Animal": "sheep",
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},
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baseTemplate: template.Must(template.New("base").Parse(`{{define "email"}}shreyas.goenka@databricks.com{{end}}`)),
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}
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statement, err := r.executeTemplate(templateText)
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require.NoError(t, err)
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assert.Contains(t, statement, `"1 items are made of wool"`)
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assert.NotContains(t, statement, `cat wool is not too bad.."`)
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assert.Contains(t, statement, "Sheep wool is the best!")
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assert.Contains(t, statement, `My email is shreyas.goenka@databricks.com`)
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r = renderer{
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config: map[string]any{
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"Material": "wool",
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"count": 1,
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"Animal": "cat",
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},
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baseTemplate: template.Must(template.New("base").Parse(`{{define "email"}}hrithik.roshan@databricks.com{{end}}`)),
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}
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statement, err = r.executeTemplate(templateText)
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require.NoError(t, err)
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assert.Contains(t, statement, `"1 items are made of wool"`)
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assert.Contains(t, statement, `cat wool is not too bad...`)
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assert.NotContains(t, statement, "Sheep wool is the best!")
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assert.Contains(t, statement, `My email is hrithik.roshan@databricks.com`)
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}
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func TestRendererExecuteTemplateWithUnknownProperty(t *testing.T) {
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templateText := `{{.does_not_exist}}`
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r := renderer{
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config: map[string]any{},
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baseTemplate: template.New("base"),
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}
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_, err := r.executeTemplate(templateText)
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assert.ErrorContains(t, err, "variable \"does_not_exist\" not defined")
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}
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func TestRendererIsSkipped(t *testing.T) {
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skipPatterns := []string{"a*", "*yz", "def", "a/b/*"}
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// skipped paths
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match, err := isSkipped("abc", skipPatterns)
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require.NoError(t, err)
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assert.True(t, match)
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match, err = isSkipped("abcd", skipPatterns)
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require.NoError(t, err)
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assert.True(t, match)
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match, err = isSkipped("a", skipPatterns)
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require.NoError(t, err)
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assert.True(t, match)
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match, err = isSkipped("xxyz", skipPatterns)
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require.NoError(t, err)
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assert.True(t, match)
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match, err = isSkipped("yz", skipPatterns)
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require.NoError(t, err)
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assert.True(t, match)
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match, err = isSkipped("a/b/c", skipPatterns)
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require.NoError(t, err)
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assert.True(t, match)
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// NOT skipped paths
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match, err = isSkipped(".", skipPatterns)
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require.NoError(t, err)
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assert.False(t, match)
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match, err = isSkipped("y", skipPatterns)
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require.NoError(t, err)
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assert.False(t, match)
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match, err = isSkipped("z", skipPatterns)
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require.NoError(t, err)
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assert.False(t, match)
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match, err = isSkipped("defg", skipPatterns)
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require.NoError(t, err)
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assert.False(t, match)
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match, err = isSkipped("cat", skipPatterns)
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require.NoError(t, err)
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assert.False(t, match)
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match, err = isSkipped("a/b/c/d", skipPatterns)
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require.NoError(t, err)
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assert.False(t, match)
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}
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func TestRendererPersistToDisk(t *testing.T) {
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tmpDir := t.TempDir()
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ctx := context.Background()
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r := &renderer{
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ctx: ctx,
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instanceRoot: tmpDir,
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skipPatterns: []string{"a/b/c", "mn*"},
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files: []file{
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&inMemoryFile{
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dstPath: &destinationPath{
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root: tmpDir,
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relPath: "a/b/c",
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},
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perm: 0444,
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content: nil,
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},
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&inMemoryFile{
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dstPath: &destinationPath{
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root: tmpDir,
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relPath: "mno",
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},
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perm: 0444,
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content: nil,
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},
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&inMemoryFile{
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dstPath: &destinationPath{
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root: tmpDir,
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relPath: "a/b/d",
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},
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perm: 0444,
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content: []byte("123"),
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},
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&inMemoryFile{
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dstPath: &destinationPath{
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root: tmpDir,
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relPath: "mmnn",
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},
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perm: 0444,
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content: []byte("456"),
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},
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},
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}
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err := r.persistToDisk()
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require.NoError(t, err)
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assert.NoFileExists(t, filepath.Join(tmpDir, "a", "b", "c"))
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assert.NoFileExists(t, filepath.Join(tmpDir, "mno"))
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assertFileContent(t, filepath.Join(tmpDir, "a", "b", "d"), "123")
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assertFilePermissions(t, filepath.Join(tmpDir, "a", "b", "d"), 0444)
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assertFileContent(t, filepath.Join(tmpDir, "mmnn"), "456")
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assertFilePermissions(t, filepath.Join(tmpDir, "mmnn"), 0444)
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}
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func TestRendererWalk(t *testing.T) {
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ctx := context.Background()
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ctx = root.SetWorkspaceClient(ctx, nil)
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tmpDir := t.TempDir()
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helpers := loadHelpers(ctx)
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r, err := newRenderer(ctx, nil, helpers, "./testdata/walk/template", "./testdata/walk/library", tmpDir)
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require.NoError(t, err)
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err = r.walk()
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assert.NoError(t, err)
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getContent := func(r *renderer, path string) string {
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for _, f := range r.files {
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if f.DstPath().relPath != path {
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continue
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}
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switch v := f.(type) {
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case *inMemoryFile:
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return strings.Trim(string(v.content), "\r\n")
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case *copyFile:
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r, err := r.templateFiler.Read(context.Background(), v.srcPath)
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require.NoError(t, err)
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b, err := io.ReadAll(r)
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require.NoError(t, err)
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return strings.Trim(string(b), "\r\n")
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default:
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require.FailNow(t, "execution should not reach here")
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}
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}
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require.FailNow(t, "file is absent: "+path)
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return ""
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}
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assert.Len(t, r.files, 4)
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assert.Equal(t, "file one", getContent(r, "file1"))
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assert.Equal(t, "file two", getContent(r, "file2"))
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assert.Equal(t, "file three", getContent(r, "dir1/dir3/file3"))
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assert.Equal(t, "file four", getContent(r, "dir2/file4"))
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}
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func TestRendererFailFunction(t *testing.T) {
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ctx := context.Background()
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ctx = root.SetWorkspaceClient(ctx, nil)
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tmpDir := t.TempDir()
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helpers := loadHelpers(ctx)
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r, err := newRenderer(ctx, nil, helpers, "./testdata/fail/template", "./testdata/fail/library", tmpDir)
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require.NoError(t, err)
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err = r.walk()
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assert.Equal(t, "I am an error message", err.Error())
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}
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func TestRendererSkipsDirsEagerly(t *testing.T) {
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ctx := context.Background()
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ctx = root.SetWorkspaceClient(ctx, nil)
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tmpDir := t.TempDir()
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helpers := loadHelpers(ctx)
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r, err := newRenderer(ctx, nil, helpers, "./testdata/skip-dir-eagerly/template", "./testdata/skip-dir-eagerly/library", tmpDir)
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require.NoError(t, err)
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err = r.walk()
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assert.NoError(t, err)
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assert.Len(t, r.files, 1)
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content := string(r.files[0].(*inMemoryFile).content)
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assert.Equal(t, "I should be the only file created", strings.Trim(content, "\r\n"))
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}
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func TestRendererSkipAllFilesInCurrentDirectory(t *testing.T) {
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ctx := context.Background()
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ctx = root.SetWorkspaceClient(ctx, nil)
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tmpDir := t.TempDir()
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helpers := loadHelpers(ctx)
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r, err := newRenderer(ctx, nil, helpers, "./testdata/skip-all-files-in-cwd/template", "./testdata/skip-all-files-in-cwd/library", tmpDir)
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require.NoError(t, err)
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err = r.walk()
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assert.NoError(t, err)
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// All 3 files are executed and have in memory representations
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require.Len(t, r.files, 3)
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err = r.persistToDisk()
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require.NoError(t, err)
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entries, err := os.ReadDir(tmpDir)
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require.NoError(t, err)
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// Assert none of the files are persisted to disk, because of {{skip "*"}}
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assert.Len(t, entries, 0)
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}
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func TestRendererSkipPatternsAreRelativeToFileDirectory(t *testing.T) {
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ctx := context.Background()
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ctx = root.SetWorkspaceClient(ctx, nil)
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tmpDir := t.TempDir()
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helpers := loadHelpers(ctx)
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r, err := newRenderer(ctx, nil, helpers, "./testdata/skip-is-relative/template", "./testdata/skip-is-relative/library", tmpDir)
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require.NoError(t, err)
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err = r.walk()
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assert.NoError(t, err)
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assert.Len(t, r.skipPatterns, 3)
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assert.Contains(t, r.skipPatterns, "a")
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assert.Contains(t, r.skipPatterns, "dir1/b")
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assert.Contains(t, r.skipPatterns, "dir1/dir2/c")
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}
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func TestRendererSkip(t *testing.T) {
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ctx := context.Background()
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ctx = root.SetWorkspaceClient(ctx, nil)
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tmpDir := t.TempDir()
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helpers := loadHelpers(ctx)
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r, err := newRenderer(ctx, nil, helpers, "./testdata/skip/template", "./testdata/skip/library", tmpDir)
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require.NoError(t, err)
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err = r.walk()
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assert.NoError(t, err)
|
|
// All 6 files are computed, even though "dir2/*" is present as a skip pattern
|
|
// This is because "dir2/*" matches the files in dir2, but not dir2 itself
|
|
assert.Len(t, r.files, 6)
|
|
|
|
err = r.persistToDisk()
|
|
require.NoError(t, err)
|
|
|
|
assert.FileExists(t, filepath.Join(tmpDir, "file1"))
|
|
assert.FileExists(t, filepath.Join(tmpDir, "file2"))
|
|
assert.FileExists(t, filepath.Join(tmpDir, "dir1/file5"))
|
|
|
|
// These files have been skipped
|
|
assert.NoFileExists(t, filepath.Join(tmpDir, "file3"))
|
|
assert.NoFileExists(t, filepath.Join(tmpDir, "dir1/file4"))
|
|
assert.NoDirExists(t, filepath.Join(tmpDir, "dir2"))
|
|
assert.NoFileExists(t, filepath.Join(tmpDir, "dir2/file6"))
|
|
}
|
|
|
|
func TestRendererReadsPermissionsBits(t *testing.T) {
|
|
if runtime.GOOS != "linux" && runtime.GOOS != "darwin" {
|
|
t.SkipNow()
|
|
}
|
|
tmpDir := t.TempDir()
|
|
ctx := context.Background()
|
|
ctx = root.SetWorkspaceClient(ctx, nil)
|
|
|
|
helpers := loadHelpers(ctx)
|
|
r, err := newRenderer(ctx, nil, helpers, "./testdata/executable-bit-read/template", "./testdata/executable-bit-read/library", tmpDir)
|
|
require.NoError(t, err)
|
|
|
|
err = r.walk()
|
|
assert.NoError(t, err)
|
|
|
|
getPermissions := func(r *renderer, path string) fs.FileMode {
|
|
for _, f := range r.files {
|
|
if f.DstPath().relPath != path {
|
|
continue
|
|
}
|
|
switch v := f.(type) {
|
|
case *inMemoryFile:
|
|
return v.perm
|
|
case *copyFile:
|
|
return v.perm
|
|
default:
|
|
require.FailNow(t, "execution should not reach here")
|
|
}
|
|
}
|
|
require.FailNow(t, "file is absent: "+path)
|
|
return 0
|
|
}
|
|
|
|
assert.Len(t, r.files, 2)
|
|
assert.Equal(t, getPermissions(r, "script.sh"), fs.FileMode(0755))
|
|
assert.Equal(t, getPermissions(r, "not-a-script"), fs.FileMode(0644))
|
|
}
|
|
|
|
func TestRendererErrorOnConflictingFile(t *testing.T) {
|
|
tmpDir := t.TempDir()
|
|
|
|
f, err := os.Create(filepath.Join(tmpDir, "a"))
|
|
require.NoError(t, err)
|
|
err = f.Close()
|
|
require.NoError(t, err)
|
|
|
|
r := renderer{
|
|
skipPatterns: []string{},
|
|
files: []file{
|
|
&inMemoryFile{
|
|
dstPath: &destinationPath{
|
|
root: tmpDir,
|
|
relPath: "a",
|
|
},
|
|
perm: 0444,
|
|
content: []byte("123"),
|
|
},
|
|
},
|
|
}
|
|
err = r.persistToDisk()
|
|
assert.EqualError(t, err, fmt.Sprintf("failed to initialize template, one or more files already exist: %s", filepath.Join(tmpDir, "a")))
|
|
}
|
|
|
|
func TestRendererNoErrorOnConflictingFileIfSkipped(t *testing.T) {
|
|
tmpDir := t.TempDir()
|
|
ctx := context.Background()
|
|
|
|
f, err := os.Create(filepath.Join(tmpDir, "a"))
|
|
require.NoError(t, err)
|
|
err = f.Close()
|
|
require.NoError(t, err)
|
|
|
|
r := renderer{
|
|
ctx: ctx,
|
|
skipPatterns: []string{"a"},
|
|
files: []file{
|
|
&inMemoryFile{
|
|
dstPath: &destinationPath{
|
|
root: tmpDir,
|
|
relPath: "a",
|
|
},
|
|
perm: 0444,
|
|
content: []byte("123"),
|
|
},
|
|
},
|
|
}
|
|
err = r.persistToDisk()
|
|
// No error is returned even though a conflicting file exists. This is because
|
|
// the generated file is being skipped
|
|
assert.NoError(t, err)
|
|
assert.Len(t, r.files, 1)
|
|
}
|
|
|
|
func TestRendererNonTemplatesAreCreatedAsCopyFiles(t *testing.T) {
|
|
ctx := context.Background()
|
|
ctx = root.SetWorkspaceClient(ctx, nil)
|
|
tmpDir := t.TempDir()
|
|
|
|
helpers := loadHelpers(ctx)
|
|
r, err := newRenderer(ctx, nil, helpers, "./testdata/copy-file-walk/template", "./testdata/copy-file-walk/library", tmpDir)
|
|
require.NoError(t, err)
|
|
|
|
err = r.walk()
|
|
assert.NoError(t, err)
|
|
|
|
assert.Len(t, r.files, 1)
|
|
assert.Equal(t, r.files[0].(*copyFile).srcPath, "not-a-template")
|
|
assert.Equal(t, r.files[0].DstPath().absPath(), filepath.Join(tmpDir, "not-a-template"))
|
|
}
|
|
|
|
func TestRendererFileTreeRendering(t *testing.T) {
|
|
ctx := context.Background()
|
|
ctx = root.SetWorkspaceClient(ctx, nil)
|
|
tmpDir := t.TempDir()
|
|
|
|
helpers := loadHelpers(ctx)
|
|
r, err := newRenderer(ctx, map[string]any{
|
|
"dir_name": "my_directory",
|
|
"file_name": "my_file",
|
|
}, helpers, "./testdata/file-tree-rendering/template", "./testdata/file-tree-rendering/library", tmpDir)
|
|
require.NoError(t, err)
|
|
|
|
err = r.walk()
|
|
assert.NoError(t, err)
|
|
|
|
// Assert in memory representation is created.
|
|
assert.Len(t, r.files, 1)
|
|
assert.Equal(t, r.files[0].DstPath().absPath(), filepath.Join(tmpDir, "my_directory", "my_file"))
|
|
|
|
err = r.persistToDisk()
|
|
require.NoError(t, err)
|
|
|
|
// Assert files and directories are correctly materialized.
|
|
assert.DirExists(t, filepath.Join(tmpDir, "my_directory"))
|
|
assert.FileExists(t, filepath.Join(tmpDir, "my_directory", "my_file"))
|
|
}
|
|
|
|
func TestRendererSubTemplateInPath(t *testing.T) {
|
|
ctx := context.Background()
|
|
ctx = root.SetWorkspaceClient(ctx, nil)
|
|
tmpDir := t.TempDir()
|
|
|
|
helpers := loadHelpers(ctx)
|
|
r, err := newRenderer(ctx, nil, helpers, "./testdata/template-in-path/template", "./testdata/template-in-path/library", tmpDir)
|
|
require.NoError(t, err)
|
|
|
|
err = r.walk()
|
|
require.NoError(t, err)
|
|
|
|
assert.Equal(t, filepath.Join(tmpDir, "my_directory", "my_file"), r.files[0].DstPath().absPath())
|
|
assert.Equal(t, "my_directory/my_file", r.files[0].DstPath().relPath)
|
|
}
|