Add artifact trim transformation

This commit is contained in:
2026-05-08 14:44:31 +00:00
parent 2c82f8bf5c
commit 52f7729100
2 changed files with 520 additions and 0 deletions

364
internal/trim/apply_test.go Normal file
View File

@@ -0,0 +1,364 @@
package trim
import (
"strings"
"testing"
"gitea.maximumdirect.net/eric/seriatim/schema"
)
func TestApplyKeepModeRenumbersFromOne(t *testing.T) {
input := fullTranscriptFixture()
selector := mustParseSelector(t, "2,4")
result, err := Apply(input, Options{
Mode: ModeKeep,
Selector: selector,
})
if err != nil {
t.Fatalf("apply failed: %v", err)
}
if len(result.Transcript.Segments) != 2 {
t.Fatalf("segment count = %d, want 2", len(result.Transcript.Segments))
}
assertSegmentIDs(t, result.Transcript.Segments, []int{1, 2})
assertSegmentTexts(t, result.Transcript.Segments, []string{"beta", "delta"})
assertIntMap(t, result.OldToNewID, map[int]int{2: 1, 4: 2})
assertIntSlice(t, result.RemovedIDs, []int{1, 3})
}
func TestApplyRemoveModeRenumbersFromOne(t *testing.T) {
input := fullTranscriptFixture()
selector := mustParseSelector(t, "2,4")
result, err := Apply(input, Options{
Mode: ModeRemove,
Selector: selector,
})
if err != nil {
t.Fatalf("apply failed: %v", err)
}
assertSegmentIDs(t, result.Transcript.Segments, []int{1, 2})
assertSegmentTexts(t, result.Transcript.Segments, []string{"alpha", "gamma"})
assertIntMap(t, result.OldToNewID, map[int]int{1: 1, 3: 2})
assertIntSlice(t, result.RemovedIDs, []int{2, 4})
}
func TestApplySelectorOrderDoesNotChangeTranscriptOrder(t *testing.T) {
input := fullTranscriptFixture()
selector := mustParseSelector(t, "4,1,3")
result, err := Apply(input, Options{
Mode: ModeKeep,
Selector: selector,
})
if err != nil {
t.Fatalf("apply failed: %v", err)
}
assertSegmentIDs(t, result.Transcript.Segments, []int{1, 2, 3})
assertSegmentTexts(t, result.Transcript.Segments, []string{"alpha", "gamma", "delta"})
}
func TestApplyFailsWhenSelectedIDDoesNotExist(t *testing.T) {
input := fullTranscriptFixture()
selector := mustParseSelector(t, "2,99")
_, err := Apply(input, Options{
Mode: ModeKeep,
Selector: selector,
})
if err == nil {
t.Fatal("expected missing selected ID error")
}
if !strings.Contains(err.Error(), "does not exist") {
t.Fatalf("unexpected error: %v", err)
}
}
func TestApplyFailsOnDuplicateInputIDs(t *testing.T) {
input := fullTranscriptFixture()
input.Segments[2].ID = 2
selector := mustParseSelector(t, "2")
_, err := Apply(input, Options{
Mode: ModeKeep,
Selector: selector,
})
if err == nil {
t.Fatal("expected duplicate input ID error")
}
if !strings.Contains(err.Error(), "duplicate segment ID") {
t.Fatalf("unexpected error: %v", err)
}
}
func TestApplyFailsOnMissingOrNonSequentialInputIDs(t *testing.T) {
input := fullTranscriptFixture()
input.Segments[1].ID = 5
selector := mustParseSelector(t, "1")
_, err := Apply(input, Options{
Mode: ModeKeep,
Selector: selector,
})
if err == nil {
t.Fatal("expected non-sequential input ID error")
}
if !strings.Contains(err.Error(), "must be sequential") {
t.Fatalf("unexpected error: %v", err)
}
}
func TestApplyFailsOnNonPositiveInputIDs(t *testing.T) {
input := fullTranscriptFixture()
input.Segments[0].ID = 0
selector := mustParseSelector(t, "1")
_, err := Apply(input, Options{
Mode: ModeKeep,
Selector: selector,
})
if err == nil {
t.Fatal("expected non-positive input ID error")
}
if !strings.Contains(err.Error(), "non-positive") {
t.Fatalf("unexpected error: %v", err)
}
}
func TestApplyEmptyOutputFailsUnlessAllowEmpty(t *testing.T) {
input := fullTranscriptFixture()
selector := mustParseSelector(t, "1-4")
_, err := Apply(input, Options{
Mode: ModeRemove,
Selector: selector,
})
if err == nil {
t.Fatal("expected empty-output error")
}
if !strings.Contains(err.Error(), "empty transcript") {
t.Fatalf("unexpected error: %v", err)
}
allowed, err := Apply(input, Options{
Mode: ModeRemove,
Selector: selector,
AllowEmpty: true,
})
if err != nil {
t.Fatalf("apply with AllowEmpty failed: %v", err)
}
if len(allowed.Transcript.Segments) != 0 {
t.Fatalf("segment count = %d, want 0", len(allowed.Transcript.Segments))
}
assertIntMap(t, allowed.OldToNewID, map[int]int{})
assertIntSlice(t, allowed.RemovedIDs, []int{1, 2, 3, 4})
}
func TestApplyPreservesRetainedSegmentFieldsAndClearsOverlapIDs(t *testing.T) {
input := fullTranscriptFixture()
selector := mustParseSelector(t, "2")
result, err := Apply(input, Options{
Mode: ModeKeep,
Selector: selector,
})
if err != nil {
t.Fatalf("apply failed: %v", err)
}
if len(result.Transcript.Segments) != 1 {
t.Fatalf("segment count = %d, want 1", len(result.Transcript.Segments))
}
segment := result.Transcript.Segments[0]
if segment.ID != 1 {
t.Fatalf("segment ID = %d, want 1", segment.ID)
}
if segment.Source != "b.json" {
t.Fatalf("source = %q, want %q", segment.Source, "b.json")
}
if segment.SourceSegmentIndex == nil || *segment.SourceSegmentIndex != 20 {
t.Fatalf("source_segment_index = %v, want 20", segment.SourceSegmentIndex)
}
if segment.SourceRef != "b.json#20" {
t.Fatalf("source_ref = %q, want %q", segment.SourceRef, "b.json#20")
}
if !equalStringSlices(segment.DerivedFrom, []string{"b.json#19", "b.json#20"}) {
t.Fatalf("derived_from = %v, want %v", segment.DerivedFrom, []string{"b.json#19", "b.json#20"})
}
if !equalStringSlices(segment.Categories, []string{"filler", "backchannel"}) {
t.Fatalf("categories = %v, want %v", segment.Categories, []string{"filler", "backchannel"})
}
if segment.Speaker != "Bob" {
t.Fatalf("speaker = %q, want Bob", segment.Speaker)
}
if segment.Start != 2 || segment.End != 3 {
t.Fatalf("times = %.3f-%.3f, want 2.000-3.000", segment.Start, segment.End)
}
if segment.Text != "beta" {
t.Fatalf("text = %q, want beta", segment.Text)
}
if segment.OverlapGroupID != 0 {
t.Fatalf("overlap_group_id = %d, want 0", segment.OverlapGroupID)
}
if len(result.Transcript.OverlapGroups) != 0 {
t.Fatalf("overlap_groups count = %d, want 0", len(result.Transcript.OverlapGroups))
}
}
func mustParseSelector(t *testing.T, value string) Selector {
t.Helper()
selector, err := ParseSelector(value)
if err != nil {
t.Fatalf("selector parse failed for %q: %v", value, err)
}
return selector
}
func fullTranscriptFixture() schema.Transcript {
firstIndex := 10
secondIndex := 20
thirdIndex := 30
fourthIndex := 40
return schema.Transcript{
Metadata: schema.Metadata{
Application: "seriatim",
Version: "v-test",
InputReader: "json-files",
InputFiles: []string{"a.json", "b.json"},
PreprocessingModules: []string{"validate-raw"},
PostprocessingModules: []string{"detect-overlaps"},
OutputModules: []string{"json"},
},
Segments: []schema.Segment{
{
ID: 1,
Source: "a.json",
SourceSegmentIndex: &firstIndex,
SourceRef: "a.json#10",
DerivedFrom: []string{"a.json#10"},
Speaker: "Alice",
Start: 1,
End: 2,
Text: "alpha",
Categories: []string{"word-run"},
OverlapGroupID: 7,
},
{
ID: 2,
Source: "b.json",
SourceSegmentIndex: &secondIndex,
SourceRef: "b.json#20",
DerivedFrom: []string{"b.json#19", "b.json#20"},
Speaker: "Bob",
Start: 2,
End: 3,
Text: "beta",
Categories: []string{"filler", "backchannel"},
OverlapGroupID: 7,
},
{
ID: 3,
Source: "c.json",
SourceSegmentIndex: &thirdIndex,
SourceRef: "c.json#30",
DerivedFrom: []string{"c.json#30"},
Speaker: "Carol",
Start: 3,
End: 4,
Text: "gamma",
Categories: []string{"normal"},
OverlapGroupID: 8,
},
{
ID: 4,
Source: "d.json",
SourceSegmentIndex: &fourthIndex,
SourceRef: "d.json#40",
DerivedFrom: []string{"d.json#40"},
Speaker: "Dan",
Start: 4,
End: 5,
Text: "delta",
Categories: []string{"normal"},
OverlapGroupID: 9,
},
},
OverlapGroups: []schema.OverlapGroup{
{
ID: 7,
Start: 1.5,
End: 3.1,
Segments: []string{"a.json#10", "b.json#20"},
Speakers: []string{"Alice", "Bob"},
Class: "unknown",
Resolution: "unresolved",
},
},
}
}
func assertSegmentIDs(t *testing.T, segments []schema.Segment, want []int) {
t.Helper()
got := make([]int, len(segments))
for index, segment := range segments {
got[index] = segment.ID
}
assertIntSlice(t, got, want)
}
func assertSegmentTexts(t *testing.T, segments []schema.Segment, want []string) {
t.Helper()
got := make([]string, len(segments))
for index, segment := range segments {
got[index] = segment.Text
}
if !equalStringSlices(got, want) {
t.Fatalf("segment texts = %v, want %v", got, want)
}
}
func assertIntSlice(t *testing.T, got []int, want []int) {
t.Helper()
if len(got) != len(want) {
t.Fatalf("slice length = %d, want %d", len(got), len(want))
}
for index := range got {
if got[index] != want[index] {
t.Fatalf("slice[%d] = %d, want %d (full got=%v, want=%v)", index, got[index], want[index], got, want)
}
}
}
func assertIntMap(t *testing.T, got map[int]int, want map[int]int) {
t.Helper()
if len(got) != len(want) {
t.Fatalf("map length = %d, want %d", len(got), len(want))
}
for key, wantValue := range want {
gotValue, exists := got[key]
if !exists {
t.Fatalf("missing map key %d", key)
}
if gotValue != wantValue {
t.Fatalf("map[%d] = %d, want %d", key, gotValue, wantValue)
}
}
}
func equalStringSlices(got []string, want []string) bool {
if len(got) != len(want) {
return false
}
for index := range got {
if got[index] != want[index] {
return false
}
}
return true
}