Files
ragflow/internal/ingestion/component/chunker/one_test.go
qinling0210 d549194562 Implement builtin chunk method as ingestion pipeline in GO (#16822)
### Summary

Implement builtin chunk mehtod as ingestion pipeline in GO
2026-07-13 13:51:40 +08:00

101 lines
3.2 KiB
Go

//
// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
package chunker
import (
"context"
"testing"
)
// oneChunksOf drives OneChunker.Invoke and returns the emitted chunk maps.
func oneChunksOf(t *testing.T, inputs map[string]any) []map[string]any {
t.Helper()
comp, err := NewOneChunker(nil)
if err != nil {
t.Fatalf("NewOneChunker: %v", err)
}
out, err := comp.Invoke(context.Background(), inputs)
if err != nil {
t.Fatalf("OneChunker.Invoke: %v", err)
}
chunks, ok := out["chunks"].([]map[string]any)
if !ok {
t.Fatalf("chunks not []map[string]any: %T", out["chunks"])
}
return chunks
}
// TestOneChunker_Text emits exactly one chunk for a text payload,
// faithful to rag/app/one.py (whole file = one chunk).
func TestOneChunker_Text(t *testing.T) {
chunks := oneChunksOf(t, map[string]any{
"name": "doc.txt",
"output_format": "text",
"text": "first paragraph\n\nsecond paragraph",
})
if len(chunks) != 1 {
t.Fatalf("want 1 chunk, got %d", len(chunks))
}
if got := chunks[0]["text"]; got != "first paragraph\n\nsecond paragraph" {
t.Errorf("text = %q", got)
}
}
// TestOneChunker_JSONSingleItem carries the image/media context through
// for the picture/audio methods, which TokenChunker in "one" mode drops.
func TestOneChunker_JSONSingleItem(t *testing.T) {
chunks := oneChunksOf(t, map[string]any{
"name": "pic.png",
"output_format": "json",
"json": []map[string]any{
{"text": "a cat sitting on a mat", "image": "data:image/png;base64,AAAA", "doc_type_kwd": "image"},
},
})
if len(chunks) != 1 {
t.Fatalf("want 1 chunk, got %d", len(chunks))
}
if got := chunks[0]["image"]; got != "data:image/png;base64,AAAA" {
t.Errorf("image = %q, want preserved media context", got)
}
if got := chunks[0]["text"]; got != "a cat sitting on a mat" {
t.Errorf("text = %q", got)
}
}
// TestOneChunker_JSONMultipleMerges collapses many upstream items into a
// single chunk, preserving the first available image (picture/audio
// one-chunk-per-file behavior).
func TestOneChunker_JSONMultipleMerges(t *testing.T) {
chunks := oneChunksOf(t, map[string]any{
"name": "clip.mp4",
"output_format": "json",
"json": []map[string]any{
{"text": "frame one transcript"},
{"text": "frame two transcript", "image": "data:image/png;base64,BBBB"},
},
})
if len(chunks) != 1 {
t.Fatalf("want 1 chunk, got %d", len(chunks))
}
if got := chunks[0]["text"]; got != "frame one transcript\nframe two transcript" {
t.Errorf("merged text = %q", got)
}
if got := chunks[0]["image"]; got != "data:image/png;base64,BBBB" {
t.Errorf("image = %q, want first available media context", got)
}
}