Files
promptkit/internal/promptdef/repository_test.go

1103 lines
31 KiB
Go

package promptdef
import (
"context"
"errors"
"fmt"
"io/fs"
"os"
"path/filepath"
"strings"
"sync"
"testing"
"testing/fstest"
"gitea.maximumdirect.net/eric/promptkit/internal/domain"
)
func TestPromptRepositoryDefinitionFixtures(t *testing.T) {
sources := []struct {
name string
newRepository func(string) Repository
contentPathsAreFull bool
}{
{
name: "operating system",
newRepository: NewFilesystemRepository,
contentPathsAreFull: true,
},
{
name: "filesystem",
newRepository: func(root string) Repository {
return NewFSRepository(os.DirFS(root), ".")
},
},
}
for _, source := range sources {
t.Run(source.name, func(t *testing.T) {
testPromptRepositoryDefinitionFixtures(t, source.newRepository, source.contentPathsAreFull)
})
}
}
func testPromptRepositoryDefinitionFixtures(t *testing.T, newRepository func(string) Repository, contentPathsAreFull bool) {
tmpDir := t.TempDir()
if err := copyTree("testdata", tmpDir); err != nil {
t.Fatalf("failed to copy testdata: %v", err)
}
repo := newRepository(tmpDir)
ctx := context.Background()
t.Run("valid inline prompt", func(t *testing.T) {
p, err := repo.GetPromptDefinition(ctx, "valid-inline", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if p.ID != "valid-inline" {
t.Fatalf("unexpected id: %q", p.ID)
}
if p.Version != "1.0.0" {
t.Fatalf("unexpected version: %q", p.Version)
}
if p.OutputFormat != domain.FormatMarkdown {
t.Fatalf("unexpected output format: %q", p.OutputFormat)
}
if p.Validation.ValidationMode != domain.ValidationBasic {
t.Fatalf("unexpected validation mode: %q", p.Validation.ValidationMode)
}
if len(p.Templates) != 2 {
t.Fatalf("expected 2 messages, got %d", len(p.Templates))
}
if len(p.Inputs) != 1 {
t.Fatalf("expected 1 input, got %d", len(p.Inputs))
}
if p.Inputs[0].ContentType != "text/markdown" {
t.Fatalf("expected input content_type to be preserved, got %q", p.Inputs[0].ContentType)
}
})
t.Run("valid file-backed prompt", func(t *testing.T) {
p, err := repo.GetPromptDefinition(ctx, "valid-file-backed", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if len(p.Templates) != 2 {
t.Fatalf("expected 2 messages, got %d", len(p.Templates))
}
if !strings.Contains(p.Templates[1].Content, "{{input \"transcript\"}}") {
t.Fatalf("expected content_file template body to be loaded, got %q", p.Templates[1].Content)
}
if p.Templates[1].ContentFile == "" {
t.Fatal("expected ContentFile source metadata to be preserved")
}
if filepath.IsAbs(p.Templates[1].ContentFile) != contentPathsAreFull {
t.Fatalf("unexpected content_file path representation: %q", p.Templates[1].ContentFile)
}
})
t.Run("valid cache control with ttl", func(t *testing.T) {
p, err := repo.GetPromptDefinition(ctx, "valid-cache-control-ttl", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if len(p.Templates) != 2 {
t.Fatalf("expected 2 messages, got %d", len(p.Templates))
}
assertCacheControl(t, p.Templates[0].CacheControl, domain.CacheControlEphemeral, "1h")
if p.Templates[1].CacheControl != nil {
t.Fatalf("expected second message cache control to be nil, got %#v", p.Templates[1].CacheControl)
}
})
t.Run("valid cache control without ttl", func(t *testing.T) {
p, err := repo.GetPromptDefinition(ctx, "valid-cache-control-without-ttl", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if len(p.Templates) != 2 {
t.Fatalf("expected 2 messages, got %d", len(p.Templates))
}
assertCacheControl(t, p.Templates[0].CacheControl, domain.CacheControlEphemeral, "")
if p.Templates[1].CacheControl != nil {
t.Fatalf("expected second message cache control to be nil, got %#v", p.Templates[1].CacheControl)
}
})
t.Run("valid session id template", func(t *testing.T) {
p, err := repo.GetPromptDefinition(ctx, "valid-session-id", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if p.SessionID != "{{ .session_id }}" {
t.Fatalf("expected trimmed session_id template, got %q", p.SessionID)
}
})
t.Run("valid nested file-backed prompt resolves content file relative to nested YAML", func(t *testing.T) {
nestedDir := filepath.Join(tmpDir, "dnd", "recap")
if err := os.MkdirAll(nestedDir, 0o755); err != nil {
t.Fatal(err)
}
writePromptTestFile(t, filepath.Join(nestedDir, "nested_recap.yaml"), `
id: nested-recap
version: "1.0.0"
messages:
- role: user
content_file: ./nested_recap.user.tmpl
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)
writePromptTestFile(t, filepath.Join(nestedDir, "nested_recap.user.tmpl"), `Nested recap: {{input "transcript"}}`)
p, err := repo.GetPromptDefinition(ctx, "nested-recap", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if len(p.Templates) != 1 {
t.Fatalf("expected one template, got %d", len(p.Templates))
}
if !strings.Contains(p.Templates[0].Content, "Nested recap") {
t.Fatalf("expected nested content file body, got %q", p.Templates[0].Content)
}
if !strings.Contains(p.Templates[0].ContentFile, filepath.Join("dnd", "recap", "nested_recap.user.tmpl")) {
t.Fatalf("expected nested content file path, got %q", p.Templates[0].ContentFile)
}
})
t.Run("prompt with default_profile", func(t *testing.T) {
p, err := repo.GetPromptDefinition(ctx, "with-default-profile", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if p.DefaultProfile != "local-default" {
t.Fatalf("unexpected default profile: %q", p.DefaultProfile)
}
if len(p.Inputs) != 1 {
t.Fatalf("expected one input, got %d", len(p.Inputs))
}
if p.Inputs[0].ContentType != "" {
t.Fatalf("expected missing content_type to remain empty, got %q", p.Inputs[0].ContentType)
}
})
t.Run("duplicate prompt IDs fail as ambiguous", func(t *testing.T) {
writePromptTestFile(t, filepath.Join(tmpDir, "duplicate_a.yaml"), `
id: duplicate-prompt
version: "1.0.0"
messages:
- role: user
content: First duplicate.
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)
nestedDir := filepath.Join(tmpDir, "nested")
if err := os.MkdirAll(nestedDir, 0o755); err != nil {
t.Fatal(err)
}
writePromptTestFile(t, filepath.Join(nestedDir, "duplicate_b.yaml"), `
id: duplicate-prompt
version: "2.0.0"
messages:
- role: user
content: Second duplicate.
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)
_, err := repo.GetPromptDefinition(ctx, "duplicate-prompt", "")
if !errors.Is(err, ErrInvalidPromptDefinition) {
t.Fatalf("expected duplicate prompt to return ErrInvalidPromptDefinition, got %v", err)
}
for _, want := range []string{"duplicate prompt definition id", "duplicate_a.yaml", filepath.Join("nested", "duplicate_b.yaml")} {
if !strings.Contains(err.Error(), want) {
t.Fatalf("expected error to contain %q, got %v", want, err)
}
}
})
t.Run("duplicate prompt ID and requested version fails as ambiguous", func(t *testing.T) {
writePromptTestFile(t, filepath.Join(tmpDir, "version_duplicate_a.yaml"), `
id: duplicate-version-prompt
version: "1.0.0"
messages:
- role: user
content: First duplicate version.
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)
nestedDir := filepath.Join(tmpDir, "versioned")
if err := os.MkdirAll(nestedDir, 0o755); err != nil {
t.Fatal(err)
}
writePromptTestFile(t, filepath.Join(nestedDir, "version_duplicate_b.yaml"), `
id: duplicate-version-prompt
version: "1.0.0"
messages:
- role: user
content: Second duplicate version.
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)
_, err := repo.GetPromptDefinition(ctx, "duplicate-version-prompt", "1.0.0")
if !errors.Is(err, ErrInvalidPromptDefinition) {
t.Fatalf("expected duplicate prompt version to return ErrInvalidPromptDefinition, got %v", err)
}
for _, want := range []string{"duplicate prompt definition id", "version \"1.0.0\"", "version_duplicate_a.yaml", filepath.Join("versioned", "version_duplicate_b.yaml")} {
if !strings.Contains(err.Error(), want) {
t.Fatalf("expected error to contain %q, got %v", want, err)
}
}
})
t.Run("non-matching malformed nested prompt is ignored for not found lookup", func(t *testing.T) {
nestedDir := filepath.Join(tmpDir, "broken")
if err := os.MkdirAll(nestedDir, 0o755); err != nil {
t.Fatal(err)
}
writePromptTestFile(t, filepath.Join(nestedDir, "unrelated.yaml"), "id: [")
_, err := repo.GetPromptDefinition(ctx, "does-not-exist-even-with-broken-nested-file", "")
if !errors.Is(err, ErrPromptDefinitionNotFound) {
t.Fatalf("expected ErrPromptDefinitionNotFound, got %v", err)
}
})
t.Run("strict decode failure in nested prompt matches by YAML ID", func(t *testing.T) {
nestedDir := filepath.Join(tmpDir, "strict")
if err := os.MkdirAll(nestedDir, 0o755); err != nil {
t.Fatal(err)
}
writePromptTestFile(t, filepath.Join(nestedDir, "not_named_like_id.yaml"), `
id: nested-strict-error
version: "1.0.0"
unknown_field: true
messages:
- role: user
content: Invalid because of unknown field.
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)
_, err := repo.GetPromptDefinition(ctx, "nested-strict-error", "")
if !errors.Is(err, ErrInvalidYAML) {
t.Fatalf("expected ErrInvalidYAML, got %v", err)
}
if !strings.Contains(err.Error(), filepath.Join("strict", "not_named_like_id.yaml")) {
t.Fatalf("expected nested path in error, got %v", err)
}
})
t.Run("version lookup", func(t *testing.T) {
_, err := repo.GetPromptDefinition(ctx, "valid-inline", "9.9.9")
if !errors.Is(err, ErrPromptDefinitionNotFound) {
t.Fatalf("expected ErrPromptDefinitionNotFound, got %v", err)
}
})
cases := []struct {
name string
id string
targetErr error
errSubstrs []string
}{
{name: "unidentifiable invalid YAML is unrelated", id: "invalid-yaml", targetErr: ErrPromptDefinitionNotFound},
{name: "missing id is not selected by filename", id: "missing_id", targetErr: ErrPromptDefinitionNotFound},
{name: "no messages", id: "no-messages", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"at least one message is required"}},
{name: "both content and content_file", id: "both-content-and-content-file", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"exactly one"}},
{name: "neither content nor content_file", id: "neither-content-nor-content-file", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"exactly one"}},
{name: "missing content_file", id: "missing-content-file", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"failed to read content_file"}},
{name: "duplicate input names", id: "duplicate-input-names", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"duplicate input name"}},
{name: "invalid validation mode", id: "invalid-validation-mode", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"invalid validation mode"}},
{name: "json_schema without schema_path", id: "json-schema-without-schema-path", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"schema_path"}},
{name: "unknown input field", id: "unknown-input-field", targetErr: ErrInvalidYAML, errSubstrs: []string{"field unknown_input_setting not found"}},
{name: "empty cache control type", id: "empty-cache-control-type", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"cache_control", "type is required"}},
{name: "unsupported cache control type", id: "unsupported-cache-control-type", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"cache_control", "unsupported type"}},
{name: "unsupported cache control ttl", id: "unsupported-cache-control-ttl", targetErr: ErrInvalidPromptDefinition, errSubstrs: []string{"cache_control", "unsupported ttl"}},
{name: "unknown cache control field", id: "unknown-cache-control-field", targetErr: ErrInvalidYAML, errSubstrs: []string{"field unexpected not found"}},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
_, err := repo.GetPromptDefinition(ctx, tc.id, "")
if !errors.Is(err, tc.targetErr) {
t.Fatalf("expected %v, got %v", tc.targetErr, err)
}
for _, sub := range tc.errSubstrs {
if !strings.Contains(err.Error(), sub) {
t.Fatalf("expected error to contain %q, got %v", sub, err)
}
}
})
}
t.Run("prompt definition not found", func(t *testing.T) {
_, err := repo.GetPromptDefinition(ctx, "does-not-exist", "")
if !errors.Is(err, ErrPromptDefinitionNotFound) {
t.Fatalf("expected ErrPromptDefinitionNotFound, got %v", err)
}
})
}
func TestFSRepositoryGetPromptDefinition(t *testing.T) {
repo := NewFSRepository(fstest.MapFS{
"prompts/nested/prompt.yaml": &fstest.MapFile{Data: []byte(`
id: fs-prompt
version: "1.0.0"
inputs:
- name: transcript
required: true
messages:
- role: user
content_file: ./messages/user.tmpl
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)},
"prompts/nested/messages/user.tmpl": &fstest.MapFile{Data: []byte(`Summarize {{input "transcript"}}.`)},
}, "prompts")
got, err := repo.GetPromptDefinition(context.Background(), "fs-prompt", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if got.ID != "fs-prompt" {
t.Fatalf("unexpected prompt id: %q", got.ID)
}
if len(got.Templates) != 1 || !strings.Contains(got.Templates[0].Content, `{{input "transcript"}}`) {
t.Fatalf("expected content_file body to be loaded, got %+v", got.Templates)
}
if got.Templates[0].ContentFile != "prompts/nested/messages/user.tmpl" {
t.Fatalf("unexpected content file path: %q", got.Templates[0].ContentFile)
}
}
func TestFSRepositoryContentFileContainment(t *testing.T) {
t.Run("nested prompt can reference file inside root", func(t *testing.T) {
repo := NewFSRepository(fstest.MapFS{
"prompts/nested/prompt.yaml": &fstest.MapFile{Data: []byte(`
id: fs-contained-prompt
version: "1.0.0"
messages:
- role: user
content_file: ../shared/user.tmpl
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)},
"prompts/shared/user.tmpl": &fstest.MapFile{Data: []byte(`Inside root.`)},
}, "prompts")
got, err := repo.GetPromptDefinition(context.Background(), "fs-contained-prompt", "")
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if len(got.Templates) != 1 || got.Templates[0].Content != "Inside root." {
t.Fatalf("expected contained content file, got %+v", got.Templates)
}
})
tests := []struct {
name string
contentFile string
wantErr string
}{
{name: "parent escape rejected", contentFile: "../outside.tmpl", wantErr: "escapes source root"},
{name: "absolute path rejected", contentFile: "/outside.tmpl", wantErr: "must be relative"},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
fsys := &recordingFS{FS: fstest.MapFS{
"prompts/prompt.yaml": &fstest.MapFile{Data: []byte(`
id: fs-escaped-prompt
version: "1.0.0"
messages:
- role: user
content_file: ` + tc.contentFile + `
output:
format: markdown
validation_mode: basic
repair_attempts: 0
`)},
"outside.tmpl": &fstest.MapFile{Data: []byte(`Outside root.`)},
}}
repo := NewFSRepository(fsys, "prompts")
_, err := repo.GetPromptDefinition(context.Background(), "fs-escaped-prompt", "")
if !errors.Is(err, ErrInvalidPromptDefinition) {
t.Fatalf("expected ErrInvalidPromptDefinition, got %v", err)
}
if !strings.Contains(err.Error(), tc.wantErr) {
t.Fatalf("expected error to contain %q, got %v", tc.wantErr, err)
}
if fsys.wasOpened("outside.tmpl") {
t.Fatal("rejected content path opened the outside file")
}
})
}
}
type recordingFS struct {
fs.FS
mu sync.Mutex
opened []string
}
func TestPromptRepositoryReturnsDefinitionReadFailures(t *testing.T) {
readErr := errors.New("definition read failed")
fsys := &definitionReadFailureFS{
FS: fstest.MapFS{
"prompts/target.yaml": &fstest.MapFile{Data: []byte("unread")},
},
target: "prompts/target.yaml",
err: readErr,
}
repo := NewFSRepository(fsys, "prompts")
definition, err := repo.GetPromptDefinition(context.Background(), "target", "1")
if definition != nil || !errors.Is(err, readErr) {
t.Fatalf("GetPromptDefinition() = (%#v, %v), want nil and definition read error", definition, err)
}
if errors.Is(err, ErrPromptDefinitionNotFound) {
t.Fatalf("definition read error was classified as absence: %v", err)
}
if !strings.Contains(err.Error(), "target.yaml") {
t.Fatalf("definition read error lacks source context: %v", err)
}
}
type definitionReadFailureFS struct {
fs.FS
target string
err error
}
func (f *definitionReadFailureFS) Open(name string) (fs.File, error) {
if name == f.target {
return nil, f.err
}
return f.FS.Open(name)
}
func (f *recordingFS) Open(name string) (fs.File, error) {
f.mu.Lock()
f.opened = append(f.opened, name)
f.mu.Unlock()
return f.FS.Open(name)
}
func (f *recordingFS) wasOpened(name string) bool {
return f.openCount(name) > 0
}
func (f *recordingFS) openCount(name string) int {
f.mu.Lock()
defer f.mu.Unlock()
count := 0
for _, opened := range f.opened {
if opened == name {
count++
}
}
return count
}
func TestPromptRepositorySelectionUsesYAMLMetadata(t *testing.T) {
const validDefinition = `
id: selected-prompt
version: "1"
messages:
- role: user
content: selected
output:
format: text
validation_mode: none
`
tests := []struct {
name string
files map[string]string
wantErr error
diagnostics []string
wantContent string
}{
{
name: "same-stem strict error with different YAML ID is unrelated",
files: map[string]string{
"selected-prompt.yaml": `
id: another-prompt
version: "1"
unknown: true
`,
"valid.yaml": validDefinition,
},
},
{
name: "unidentifiable same-stem YAML is unrelated",
files: map[string]string{
"selected-prompt.yaml": "id: [",
"valid.yaml": validDefinition,
},
},
{
name: "same ID invalid different version is unrelated",
files: map[string]string{
"invalid-version.yaml": `
id: selected-prompt
version: "2"
output:
format: text
validation_mode: none
`,
"valid.yaml": validDefinition,
},
},
{
name: "selected content is resolved relative to its definition",
files: map[string]string{
"nested/selected.yaml": `
id: selected-prompt
version: "1"
messages:
- role: user
content_file: ./content/selected.tmpl
output:
format: text
validation_mode: none
`,
"nested/content/selected.tmpl": "selected from file",
},
wantContent: "selected from file",
},
{
name: "duplicate selected definitions are ambiguous",
files: map[string]string{
"selected-a.yaml": validDefinition,
"nested/selected-b.yaml": `
id: selected-prompt
version: "1"
messages:
- role: user
content: duplicate
output:
format: text
validation_mode: none
`,
},
wantErr: ErrInvalidPromptDefinition,
diagnostics: []string{"duplicate prompt definition id", "selected-a.yaml", "nested/selected-b.yaml"},
},
{
name: "selected strict error is authoritative",
files: map[string]string{
"selected-strict.yaml": `
id: selected-prompt
version: "1"
unknown: true
`,
},
wantErr: ErrInvalidYAML,
diagnostics: []string{"selected-strict.yaml"},
},
{
name: "selected semantic error is authoritative",
files: map[string]string{
"selected-invalid.yaml": `
id: selected-prompt
version: "1"
output:
format: text
validation_mode: none
`,
},
wantErr: ErrInvalidPromptDefinition,
diagnostics: []string{"selected-invalid.yaml", "at least one message"},
},
{
name: "selected content error includes definition context",
files: map[string]string{
"selected-missing-content.yaml": `
id: selected-prompt
version: "1"
messages:
- role: user
content_file: missing.tmpl
output:
format: text
validation_mode: none
`,
},
wantErr: ErrInvalidPromptDefinition,
diagnostics: []string{"selected-missing-content.yaml", "failed to read content_file", "missing.tmpl"},
},
}
for _, source := range promptRepositorySources() {
for _, tc := range tests {
t.Run(source.name+"/"+tc.name, func(t *testing.T) {
repo := source.newRepository(t, tc.files)
got, err := repo.GetPromptDefinition(context.Background(), "selected-prompt", "1")
if tc.wantErr != nil {
if !errors.Is(err, tc.wantErr) {
t.Fatalf("expected %v, got %v", tc.wantErr, err)
}
for _, diagnostic := range tc.diagnostics {
if !strings.Contains(err.Error(), diagnostic) {
t.Fatalf("expected error to contain %q, got %v", diagnostic, err)
}
}
return
}
if err != nil {
t.Fatalf("load selected prompt: %v", err)
}
wantContent := tc.wantContent
if wantContent == "" {
wantContent = "selected"
}
if got.ID != "selected-prompt" || got.Version != "1" || got.Templates[0].Content != wantContent {
t.Fatalf("unexpected selected definition: %+v", got)
}
})
}
}
}
func TestPromptRepositoryHonorsCancellation(t *testing.T) {
for _, source := range promptRepositorySources() {
t.Run(source.name, func(t *testing.T) {
repo := source.newRepository(t, map[string]string{
"definition.yaml": `
id: cancelled-prompt
version: "1"
messages:
- role: user
content: selected
output:
format: text
validation_mode: none
`,
})
ctx, cancel := context.WithCancel(context.Background())
cancel()
_, err := repo.GetPromptDefinition(ctx, "cancelled-prompt", "1")
if !errors.Is(err, context.Canceled) {
t.Fatalf("expected context cancellation, got %v", err)
}
})
}
}
func TestPromptRepositoryRequiresOneYAMLDocument(t *testing.T) {
const definition = `
id: one-document
version: "1"
messages:
- role: user
content: selected
output:
format: text
validation_mode: none
`
tests := []struct {
name string
suffix string
wantErr bool
}{
{name: "comments and trailing whitespace", suffix: "\n# trailing comment\n\n"},
{name: "second populated document", suffix: "\n---\nid: another\n", wantErr: true},
{name: "second empty document", suffix: "\n---\n", wantErr: true},
{name: "malformed trailing YAML", suffix: "\n---\n[", wantErr: true},
}
for _, source := range promptRepositorySources() {
for _, tc := range tests {
t.Run(source.name+"/"+tc.name, func(t *testing.T) {
repo := source.newRepository(t, map[string]string{"definition.yaml": definition + tc.suffix})
_, err := repo.GetPromptDefinition(context.Background(), "one-document", "1")
if tc.wantErr {
if !errors.Is(err, ErrInvalidYAML) {
t.Fatalf("expected ErrInvalidYAML, got %v", err)
}
if !strings.Contains(err.Error(), "definition.yaml") {
t.Fatalf("expected source path in error, got %v", err)
}
return
}
if err != nil {
t.Fatalf("load one document: %v", err)
}
})
}
}
}
func TestPromptRepositoryReadsOnlySelectedContent(t *testing.T) {
fsys := &recordingFS{FS: fstest.MapFS{
"target.yaml": &fstest.MapFile{Data: []byte(`
id: target
version: "1"
messages:
- role: user
content_file: target.tmpl
output:
format: text
validation_mode: none
`)},
"target.tmpl": &fstest.MapFile{Data: []byte("selected")},
"unrelated.yaml": &fstest.MapFile{Data: []byte(`
id: unrelated
version: "1"
messages:
- role: user
content_file: unrelated.tmpl
output:
format: text
validation_mode: none
`)},
"unrelated.tmpl": &fstest.MapFile{Data: []byte("unrelated")},
"other-version.yaml": &fstest.MapFile{Data: []byte(`
id: target
version: "2"
messages:
- role: user
content_file: other-version.tmpl
output:
format: text
validation_mode: none
`)},
"other-version.tmpl": &fstest.MapFile{Data: []byte("other version")},
}}
repo := NewFSRepository(fsys, ".")
for lookup := 1; lookup <= 2; lookup++ {
got, err := repo.GetPromptDefinition(context.Background(), "target", "1")
if err != nil {
t.Fatalf("lookup %d: %v", lookup, err)
}
if got.Templates[0].Content != "selected" {
t.Fatalf("lookup %d content = %q", lookup, got.Templates[0].Content)
}
if count := fsys.openCount("target.tmpl"); count != lookup {
t.Fatalf("selected content opens after lookup %d = %d, want %d", lookup, count, lookup)
}
for _, name := range []string{"unrelated.tmpl", "other-version.tmpl"} {
if count := fsys.openCount(name); count != 0 {
t.Fatalf("unselected content %q opened %d times", name, count)
}
}
for _, name := range []string{"target.yaml", "unrelated.yaml", "other-version.yaml"} {
if count := fsys.openCount(name); count != lookup {
t.Fatalf("metadata %q opens after lookup %d = %d, want %d", name, lookup, count, lookup)
}
}
}
}
func TestPromptDefinitionNormalizationRules(t *testing.T) {
tests := []struct {
name string
definition string
wantErr bool
wantDiagnostic string
wantSchemaPath string
}{
{
name: "missing version",
definition: `
id: normalization-rule
messages:
- role: user
content: test
output:
format: text
validation_mode: none
`,
wantErr: true,
wantDiagnostic: "version",
},
{
name: "blank input name",
definition: `
id: normalization-rule
version: "1"
inputs:
- name: " "
messages:
- role: user
content: test
output:
format: text
validation_mode: none
`,
wantErr: true,
wantDiagnostic: "input 0",
},
{
name: "blank message role",
definition: `
id: normalization-rule
version: "1"
messages:
- role: " "
content: test
output:
format: text
validation_mode: none
`,
wantErr: true,
wantDiagnostic: "role",
},
{
name: "invalid output format",
definition: `
id: normalization-rule
version: "1"
messages:
- role: user
content: test
output:
format: binary
validation_mode: none
`,
wantErr: true,
wantDiagnostic: "format",
},
{
name: "negative repair attempts",
definition: `
id: normalization-rule
version: "1"
messages:
- role: user
content: test
output:
format: text
validation_mode: none
repair_attempts: -1
`,
wantErr: true,
wantDiagnostic: "repair_attempts",
},
{
name: "explicit blank default profile",
definition: `
id: normalization-rule
version: "1"
default_profile: " "
messages:
- role: user
content: test
output:
format: text
validation_mode: none
`,
wantErr: true,
wantDiagnostic: "default_profile",
},
{
name: "schema path normalization",
definition: `
id: normalization-rule
version: "1"
messages:
- role: user
content: test
output:
format: json
validation_mode: json_schema
schema_path: ' schema.json '
`,
wantSchemaPath: "schema.json",
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
repo := NewFSRepository(fstest.MapFS{
"definition.yaml": &fstest.MapFile{Data: []byte(tt.definition)},
}, ".")
got, err := repo.GetPromptDefinition(context.Background(), "normalization-rule", "")
if tt.wantErr {
if !errors.Is(err, ErrInvalidPromptDefinition) {
t.Fatalf("expected ErrInvalidPromptDefinition, got %v", err)
}
if !strings.Contains(err.Error(), tt.wantDiagnostic) {
t.Fatalf("expected error containing %q, got %v", tt.wantDiagnostic, err)
}
return
}
if err != nil {
t.Fatalf("load prompt definition: %v", err)
}
if got.Validation.SchemaPath != tt.wantSchemaPath {
t.Fatalf("schema path = %q, want %q", got.Validation.SchemaPath, tt.wantSchemaPath)
}
})
}
}
type promptRepositorySource struct {
name string
newRepository func(t *testing.T, files map[string]string) Repository
}
func promptRepositorySources() []promptRepositorySource {
return []promptRepositorySource{
{
name: "operating system",
newRepository: func(t *testing.T, files map[string]string) Repository {
t.Helper()
root := t.TempDir()
for name, content := range files {
filePath := filepath.Join(root, filepath.FromSlash(name))
if err := os.MkdirAll(filepath.Dir(filePath), 0o755); err != nil {
t.Fatalf("create prompt directory: %v", err)
}
writePromptTestFile(t, filePath, content)
}
return NewFilesystemRepository(root)
},
},
{
name: "filesystem",
newRepository: func(t *testing.T, files map[string]string) Repository {
t.Helper()
fsys := make(fstest.MapFS, len(files))
for name, content := range files {
fsys[name] = &fstest.MapFile{Data: []byte(strings.TrimLeft(content, "\n"))}
}
return NewFSRepository(fsys, ".")
},
},
}
}
func BenchmarkPromptRepositoryLookup(b *testing.B) {
for _, size := range []int{10, 1000} {
b.Run(fmt.Sprintf("catalog-%d", size), func(b *testing.B) {
files := fstest.MapFS{
"target.yaml": &fstest.MapFile{Data: []byte(`
id: target
version: "1"
messages:
- role: user
content_file: target.tmpl
output:
format: text
validation_mode: none
`)},
"target.tmpl": &fstest.MapFile{Data: []byte("selected")},
}
metadataNames := []string{"target.yaml"}
contentNames := make([]string, 0, size-1)
for i := 1; i < size; i++ {
definitionName := fmt.Sprintf("prompt-%04d.yaml", i)
contentName := fmt.Sprintf("prompt-%04d.tmpl", i)
files[definitionName] = &fstest.MapFile{Data: []byte(fmt.Sprintf(`
id: prompt-%04d
version: "1"
messages:
- role: user
content_file: %s
output:
format: text
validation_mode: none
`, i, contentName))}
files[contentName] = &fstest.MapFile{Data: []byte("unrelated")}
metadataNames = append(metadataNames, definitionName)
contentNames = append(contentNames, contentName)
}
fsys := &recordingFS{FS: files}
repo := NewFSRepository(fsys, ".")
b.ReportAllocs()
b.ResetTimer()
for i := 0; i < b.N; i++ {
if _, err := repo.GetPromptDefinition(context.Background(), "target", "1"); err != nil {
b.Fatal(err)
}
}
b.StopTimer()
if got := fsys.openCount("target.tmpl"); got != b.N {
b.Fatalf("selected content opens = %d, want %d", got, b.N)
}
for _, name := range contentNames {
if got := fsys.openCount(name); got != 0 {
b.Fatalf("unrelated content %q opened %d times", name, got)
}
}
for _, name := range metadataNames {
if got := fsys.openCount(name); got != b.N {
b.Fatalf("metadata %q opens = %d, want %d", name, got, b.N)
}
}
})
}
}
func assertCacheControl(t *testing.T, got *domain.CacheControl, wantType domain.CacheControlType, wantTTL string) {
t.Helper()
if got == nil {
t.Fatal("expected cache control, got nil")
}
if got.Type != wantType {
t.Fatalf("unexpected cache control type: got %q want %q", got.Type, wantType)
}
if got.TTL != wantTTL {
t.Fatalf("unexpected cache control ttl: got %q want %q", got.TTL, wantTTL)
}
}
func writePromptTestFile(t *testing.T, path string, content string) {
t.Helper()
if err := os.WriteFile(path, []byte(strings.TrimLeft(content, "\n")), 0o644); err != nil {
t.Fatalf("failed to write prompt test file %q: %v", path, err)
}
}
func copyTree(src, dst string) error {
return filepath.WalkDir(src, func(path string, d fs.DirEntry, err error) error {
if err != nil {
return err
}
rel, err := filepath.Rel(src, path)
if err != nil {
return err
}
if rel == "." {
return nil
}
target := filepath.Join(dst, rel)
if d.IsDir() {
return os.MkdirAll(target, 0o755)
}
data, err := os.ReadFile(path)
if err != nil {
return err
}
return os.WriteFile(target, data, 0o644)
})
}