261 lines
10 KiB
Go
261 lines
10 KiB
Go
package configkit
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import (
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"errors"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"gitea.maximumdirect.net/eric/ConfigKit/internal/engine"
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)
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func TestImportDepthChecksSuffixAfterSaturation(t *testing.T) {
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for _, test := range []struct {
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depth string
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valid bool
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}{
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{"999999999999999999999999.5", false},
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{"999999999999999999999999e1", false},
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{"999999999999999999999999", true},
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{"-0", true},
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} {
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t.Run(test.depth, func(t *testing.T) {
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main := writeFacadeImportFile(t, t.TempDir(), "main.yml", "value: true\nconfigkit:\n imports:\n - dir: absent\n recursive: true\n depth: "+test.depth+"\n")
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result, err := Load[map[string]any](File(main), Options[map[string]any]{Imports: true})
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if test.valid {
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if err != nil || result.Config["value"] != true {
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t.Fatalf("valid depth: %v", err)
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}
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return
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}
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var loadError *LoadError
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if !errors.As(err, &loadError) || len(loadError.Diagnostics()) != 1 {
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t.Fatalf("invalid depth accepted: %v", err)
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}
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if diagnostic := loadError.Diagnostics()[0]; diagnostic.Code != CodeImportInvalid || diagnostic.Path.String() != "/configkit/imports/0/depth" {
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t.Fatalf("invalid depth diagnostic = %#v", diagnostic)
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}
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})
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}
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}
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func TestImportDefaultsApplyToTransitiveAndUnderlayImports(t *testing.T) {
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type config struct {
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Main string `yaml:"main"`
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Transitive string `yaml:"transitive"`
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Exception string `yaml:"exception"`
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Underlay string `yaml:"underlay"`
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IgnoredDeep string `yaml:"ignored_deep"`
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}
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directory := t.TempDir()
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mainPath := writeFacadeImportFile(t, directory, "main.yml", `configkit:
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imports:
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- path: parent/parent.yml
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main: main
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`)
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writeFacadeImportFile(t, directory, "parent/parent.yml", `configkit:
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imports:
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- dir: generated
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- dir: explicit
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pattern: '*.yaml'
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recursive: false
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`)
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transitivePath := writeFacadeImportFile(t, directory, "parent/generated/deep/transitive.cfg", "transitive: selected\n")
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writeFacadeImportFile(t, directory, "parent/generated/ignored.yaml", "ignored_deep: wrong-pattern\n")
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explicitPath := writeFacadeImportFile(t, directory, "parent/explicit/exception.yaml", "exception: declaration\n")
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writeFacadeImportFile(t, directory, "parent/explicit/deep/ignored.yaml", "ignored_deep: wrong-depth\n")
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writeFacadeImportFile(t, directory, "parent/explicit/ignored.cfg", "ignored_deep: wrong-explicit-pattern\n")
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underlayPath := writeFacadeImportFile(t, directory, "underlay.yml", `configkit:
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imports:
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- dir: underlay-files
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`)
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underlayImportPath := writeFacadeImportFile(t, directory, "underlay-files/underlay.cfg", "underlay: selected\n")
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recursive := true
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loaded, err := LoadLayered(Input{Source: File(mainPath), Imports: true}, LayeredOptions[config]{
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ImportDefaults: ImportDefaults{Recursive: &recursive, Pattern: []string{"*.cfg"}},
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Underlays: []Underlay{{Inputs: []Input{{Source: File(underlayPath), Imports: true}}}},
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})
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if err != nil {
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t.Fatalf("LoadLayered: %v", err)
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}
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if loaded.Config.Main != "main" || loaded.Config.Transitive != "selected" || loaded.Config.Exception != "declaration" || loaded.Config.Underlay != "selected" || loaded.Config.IgnoredDeep != "" {
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t.Fatalf("configuration = %#v", loaded.Config)
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}
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paths := make(map[string]bool)
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for _, source := range loaded.Sources() {
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paths[source.Path] = true
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}
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for _, selected := range []string{transitivePath, explicitPath, underlayImportPath} {
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if !paths[canonicalFacadeImportPath(t, selected)] {
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t.Errorf("selected source %q missing from source records", selected)
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}
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}
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}
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func TestImportDefaultsPreserveEmptyPatternAndRequiredness(t *testing.T) {
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type config struct {
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Value string `yaml:"value"`
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}
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directory := t.TempDir()
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mainPath := writeFacadeImportFile(t, directory, "main.yml", `configkit:
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imports:
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- dir: snippets
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`)
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writeFacadeImportFile(t, directory, "snippets/value.cfg", "value: imported\n")
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unrestricted, err := Load(File(mainPath), Options[config]{Imports: true})
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if err != nil || unrestricted.Config.Value != "imported" {
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t.Fatalf("unspecified pattern = %#v, %v", unrestricted, err)
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}
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empty, err := Load(File(mainPath), Options[config]{Imports: true, ImportDefaults: ImportDefaults{Pattern: []string{}}})
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if err != nil || empty.Config.Value != "" {
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t.Fatalf("empty pattern = %#v, %v", empty, err)
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}
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emptySources := empty.Sources()
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if len(emptySources) != 1 || len(emptySources[0].ImportSelections) != 1 || emptySources[0].ImportSelections[0].Path.String() != "/configkit/imports/0" || emptySources[0].ImportSelections[0].Selector != ImportSelectorDirectory || emptySources[0].ImportSelections[0].Outcome != ImportSelectionNone {
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t.Fatalf("empty-pattern evidence = %#v", emptySources)
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}
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required := true
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_, err = Load(File(mainPath), Options[config]{Imports: true, ImportDefaults: ImportDefaults{Required: &required, Pattern: []string{}}})
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var loadError *LoadError
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if !errors.As(err, &loadError) || len(loadError.Diagnostics()) != 1 || loadError.Diagnostics()[0].Code != CodeImportMissing {
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t.Fatalf("required empty selection error = %T %v", err, err)
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}
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if sources := loadError.Sources(); len(sources) != 1 || len(sources[0].ImportSelections) != 0 {
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t.Fatalf("required empty selection was recorded as optional: %#v", sources)
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}
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recursiveMain := writeFacadeImportFile(t, directory, "recursive.yml", `configkit:
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imports:
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- dir: recursive-files
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`)
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writeFacadeImportFile(t, directory, "recursive-files/nested/value.cfg", "value: selected\n")
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recursive := true
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patterns := []string{"*.cfg"}
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engineOptions := toEngineOptions(Options[config]{Imports: true, ImportDefaults: ImportDefaults{Recursive: &recursive, Pattern: patterns}})
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recursive = false
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patterns[0] = "["
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loadedEngine, err := engine.Load(File(recursiveMain).toEngine(), secretBinding(), engineOptions)
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if err != nil || loadedEngine.Config.Value != "selected" {
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t.Fatalf("load after mutating caller defaults = %#v, %v", loadedEngine, err)
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}
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}
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func TestInvalidImportDefaultsPreflightBeforeOrdinaryAndLayeredReads(t *testing.T) {
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type config struct {
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Value string `yaml:"value"`
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}
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for _, layered := range []bool{false, true} {
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input := strings.NewReader("value: read\n")
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underlayInput := strings.NewReader("value: underlay\n")
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defaultsCalled := false
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resolveCalled := false
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definition := Definition[config]{
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Defaults: func() config { defaultsCalled = true; return config{} },
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Resolve: func(*config, *Resolution) error { resolveCalled = true; return nil },
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}
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defaults := ImportDefaults{Pattern: []string{"["}}
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var err error
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if layered {
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_, err = LoadLayered(Input{Source: Reader("reader.yml", input)}, LayeredOptions[config]{
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Definition: definition, ImportDefaults: defaults,
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Underlays: []Underlay{{Inputs: []Input{{Source: Reader("underlay.yml", underlayInput)}}}},
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})
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} else {
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_, err = Load(Reader("reader.yml", input), Options[config]{Definition: definition, ImportDefaults: defaults})
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}
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var loadError *LoadError
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if !errors.As(err, &loadError) || len(loadError.Diagnostics()) != 1 || loadError.Diagnostics()[0].Code != CodeOptionsInvalid {
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if loadError != nil {
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t.Fatalf("layered=%v diagnostics = %#v", layered, loadError.Diagnostics())
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}
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t.Fatalf("layered=%v error = %T %v", layered, err, err)
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}
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if input.Len() != len("value: read\n") || underlayInput.Len() != len("value: underlay\n") || defaultsCalled || resolveCalled {
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t.Fatalf("layered=%v consumed input or called application hooks: remaining=%d underlay=%d defaults=%v resolve=%v", layered, input.Len(), underlayInput.Len(), defaultsCalled, resolveCalled)
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}
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}
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}
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func TestPublicImportSelectionSnapshotsAreDetachedAcrossResultErrorAndResolution(t *testing.T) {
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type config struct {
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Value string `yaml:"value"`
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}
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directory := t.TempDir()
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mainPath := writeFacadeImportFile(t, directory, "main.yml", `configkit:
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imports:
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- dir: absent
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value: loaded
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`)
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callbackPath := ""
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loaded, err := Load(File(mainPath), Options[config]{Imports: true, Definition: Definition[config]{Resolve: func(_ *config, resolution *Resolution) error {
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first, ok := resolution.Source("source-1")
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if !ok || len(first.ImportSelections) != 1 {
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t.Fatalf("resolution source = %#v, %v", first, ok)
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}
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first.ImportSelections[0].Path = Keys("callback mutation")
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second, ok := resolution.Source("source-1")
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if !ok || second.ImportSelections[0].Path.String() != "/configkit/imports/0" {
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t.Fatalf("resolution snapshot changed after mutation: %#v", second)
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}
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callbackPath = second.ImportSelections[0].Path.String()
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return nil
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}}})
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if err != nil {
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t.Fatal(err)
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}
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if callbackPath != "/configkit/imports/0" {
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t.Fatalf("callback path = %q", callbackPath)
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}
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sources := loaded.Sources()
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if len(sources) != 1 || len(sources[0].ImportSelections) != 1 || sources[0].ImportSelections[0].Location.SourceID != sources[0].ID || sources[0].ImportSelections[0].Selector != ImportSelectorDirectory {
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t.Fatalf("result source evidence = %#v", sources)
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}
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sources[0].ImportSelections[0].Path = Keys("result mutation")
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if got := loaded.Sources()[0].ImportSelections[0].Path.String(); got != "/configkit/imports/0" {
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t.Fatalf("result snapshot changed after mutation: %q", got)
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}
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failurePath := writeFacadeImportFile(t, directory, "failure.yml", `configkit:
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imports:
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- dir: absent
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- path: required-missing.yml
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required: true
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`)
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_, err = Load(File(failurePath), Options[config]{Imports: true})
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var loadError *LoadError
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if !errors.As(err, &loadError) {
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t.Fatalf("failed load error = %T %v", err, err)
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}
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errorSources := loadError.Sources()
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if len(errorSources) != 1 || len(errorSources[0].ImportSelections) != 1 || errorSources[0].ImportSelections[0].Path.String() != "/configkit/imports/0" {
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t.Fatalf("error source evidence = %#v", errorSources)
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}
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errorSources[0].ImportSelections[0].Path = Keys("error mutation")
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if got := loadError.Sources()[0].ImportSelections[0].Path.String(); got != "/configkit/imports/0" {
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t.Fatalf("error snapshot changed after mutation: %q", got)
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}
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}
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func writeFacadeImportFile(t *testing.T, root, name, contents string) string {
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t.Helper()
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filename := filepath.Join(root, name)
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if err := os.MkdirAll(filepath.Dir(filename), 0o700); err != nil {
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t.Fatal(err)
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}
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if err := os.WriteFile(filename, []byte(contents), 0o600); err != nil {
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t.Fatal(err)
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}
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return filename
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}
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func canonicalFacadeImportPath(t *testing.T, filename string) string {
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t.Helper()
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canonical, err := filepath.EvalSymlinks(filename)
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if err != nil {
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t.Fatal(err)
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}
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return filepath.ToSlash(canonical)
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}
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