mirror of
https://github.com/infiniflow/ragflow.git
synced 2026-07-18 21:57:27 +08:00
272 lines
7.8 KiB
Go
272 lines
7.8 KiB
Go
//
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// Copyright 2026 The InfiniFlow Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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package chunker
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import (
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"context"
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"strings"
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"testing"
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"ragflow/internal/agent/runtime"
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)
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func TestHierarchyTitleChunker_Registered(t *testing.T) {
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factory, cat, meta, ok := runtime.DefaultRegistry.Lookup("HierarchyTitleChunker")
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if !ok {
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t.Fatal("HierarchyTitleChunker: registry miss")
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}
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if cat != runtime.CategoryIngestion {
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t.Errorf("category = %q, want %q", cat, runtime.CategoryIngestion)
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}
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if factory == nil {
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t.Error("factory is nil")
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}
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if len(meta.Inputs) == 0 {
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t.Errorf("inputs metadata is empty")
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}
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if len(meta.Outputs) == 0 {
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t.Errorf("outputs metadata is empty")
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}
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}
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func TestHierarchyTitleChunker_InputsOutputs_NonEmpty(t *testing.T) {
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_, _, meta, ok := runtime.DefaultRegistry.Lookup("HierarchyTitleChunker")
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if !ok {
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t.Fatal("registry miss")
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}
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if len(meta.Inputs) == 0 {
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t.Error("inputs metadata is empty")
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}
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if len(meta.Outputs) == 0 {
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t.Error("outputs metadata is empty")
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}
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}
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func TestHierarchyTitleChunker_NewRejectsMissingHierarchy(t *testing.T) {
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if _, err := NewHierarchyTitleChunker(map[string]any{
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"levels": [][]string{{`^# `}},
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}); err == nil {
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t.Fatal("expected error for missing hierarchy, got nil")
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}
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}
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func TestHierarchyTitleChunker_NewRejectsBadHierarchy(t *testing.T) {
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if _, err := NewHierarchyTitleChunker(map[string]any{
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"hierarchy": 0,
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"levels": [][]string{{`^# `}},
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}); err == nil {
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t.Fatal("expected error for hierarchy=0, got nil")
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}
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}
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func TestHierarchyTitleChunker_InvokeEmptyInput(t *testing.T) {
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c, err := NewHierarchyTitleChunker(map[string]any{
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"hierarchy": 1,
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"levels": [][]string{{`^# `}},
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})
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if err != nil {
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t.Fatalf("NewHierarchyTitleChunker: %v", err)
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}
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out, err := c.Invoke(context.Background(), map[string]any{})
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if err != nil {
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t.Fatalf("Invoke: %v", err)
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}
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if got, want := out["output_format"], "chunks"; got != want {
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t.Errorf("output_format = %v, want %v", got, want)
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}
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chunks, _ := out["chunks"].([]map[string]any)
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if len(chunks) != 0 {
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t.Errorf("chunks = %d, want 0", len(chunks))
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}
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}
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func TestHierarchyTitleChunker_NestedHeadings(t *testing.T) {
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c, err := NewHierarchyTitleChunker(map[string]any{
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"hierarchy": 2,
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"levels": [][]string{{`^# `}, {`^## `}, {`^### `}},
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"include_heading_content": true,
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})
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if err != nil {
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t.Fatalf("NewHierarchyTitleChunker: %v", err)
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}
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input := "# H1\nbody1a\nbody1b\n## H2a\nbody2a1\nbody2a2\n## H2b\nbody2b1\n# H1-2\nbody-last"
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out, err := c.Invoke(context.Background(), map[string]any{
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"name": "doc.md",
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"text": input,
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})
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if err != nil {
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t.Fatalf("Invoke: %v", err)
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}
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chunks, _ := out["chunks"].([]map[string]any)
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if len(chunks) == 0 {
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t.Fatal("chunks: want >=1, got 0")
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}
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for i, ck := range chunks {
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if text, _ := ck["text"].(string); text == "" {
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t.Errorf("chunk[%d] text is empty", i)
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}
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}
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}
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func TestHierarchyTitleChunker_LeafOnlyDefault(t *testing.T) {
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// include_heading_content = false (default): every emitted
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// chunk path should be a leaf-only path (no body content under
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// non-leaf headings surfaces).
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c, err := NewHierarchyTitleChunker(map[string]any{
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"hierarchy": 2,
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"levels": [][]string{{`^# `}, {`^## `}},
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})
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if err != nil {
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t.Fatalf("NewHierarchyTitleChunker: %v", err)
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}
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_, err = c.Invoke(context.Background(), map[string]any{
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"name": "doc.md",
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"text": "# A\nbody a\n## A1\nbody a1\n# B\nbody b",
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})
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if err != nil {
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t.Fatalf("Invoke: %v", err)
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}
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}
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// TestHierarchyChunker_StructuredMetadata pins Gap E for the hierarchy
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// strategy: a structured (output_format=chunks) image record keeps its
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// doc_type_kwd and img_id on the emitted chunk.
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func TestHierarchyChunker_StructuredMetadata(t *testing.T) {
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c, err := NewHierarchyTitleChunker(map[string]any{
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"hierarchy": 1,
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"levels": [][]string{{`^# `}},
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})
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if err != nil {
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t.Fatalf("NewHierarchyTitleChunker: %v", err)
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}
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items := []map[string]any{
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{"text": "# H1", "doc_type_kwd": "text"},
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{"text": "body one", "doc_type_kwd": "text"},
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{"text": "imgA caption", "doc_type_kwd": "image", "img_id": "a"},
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}
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out, err := c.Invoke(context.Background(), map[string]any{
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"name": "doc",
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"output_format": "chunks",
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"chunks": items,
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})
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if err != nil {
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t.Fatalf("Invoke: %v", err)
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}
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chunks, _ := out["chunks"].([]map[string]any)
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found := false
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for _, ck := range chunks {
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if dt, _ := ck["doc_type_kwd"].(string); dt == "image" {
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found = true
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if ck["img_id"] != "a" {
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t.Errorf("image chunk img_id = %v, want a", ck["img_id"])
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}
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}
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}
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if !found {
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t.Fatal("no image chunk emitted")
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}
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}
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func TestHierarchyTitleChunker_InvokeDeterministic(t *testing.T) {
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c, err := NewHierarchyTitleChunker(map[string]any{
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"hierarchy": 2,
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"levels": [][]string{{`^# `}, {`^## `}},
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})
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if err != nil {
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t.Fatalf("NewHierarchyTitleChunker: %v", err)
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}
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inputs := map[string]any{
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"name": "doc.md",
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"text": "# A\nbody a\n## A1\nbody a1\n## A2\nbody a2\n# B\nbody b",
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}
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var firstLen int
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var firstTexts []string
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for run := 0; run < 10; run++ {
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out, err := c.Invoke(context.Background(), inputs)
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if err != nil {
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t.Fatalf("Invoke run %d: %v", run, err)
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}
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chunks, _ := out["chunks"].([]map[string]any)
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texts := make([]string, len(chunks))
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for i, ck := range chunks {
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texts[i], _ = ck["text"].(string)
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}
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if run == 0 {
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firstLen = len(chunks)
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firstTexts = texts
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continue
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}
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if firstLen != len(chunks) {
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t.Fatalf("run %d: chunk count changed (%d vs %d)", run, len(chunks), firstLen)
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}
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for i := range chunks {
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if firstTexts[i] != texts[i] {
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t.Fatalf("run %d: chunk[%d] text changed", run, i)
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}
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}
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}
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}
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// TestHierarchyTitleChunker_ConsecutiveNonTextOrder pins Gap G: two
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// consecutive non-text records must stay in input order and ahead of
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// the following text run. Python's flush_text_records flushes the
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// preceding text run on the first non-text and is a no-op for the next
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// non-text, yielding [..., N1, N2, run, ...]; the old loop flushed the
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// trailing run early, yielding [..., N1, run, N2].
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func TestHierarchyTitleChunker_ConsecutiveNonTextOrder(t *testing.T) {
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c, err := NewHierarchyTitleChunker(map[string]any{
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"hierarchy": 1,
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"levels": [][]string{{`^# `}},
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})
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if err != nil {
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t.Fatalf("NewHierarchyTitleChunker: %v", err)
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}
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items := []map[string]any{
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{"text": "# H1", "doc_type_kwd": "text"},
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{"text": "body one", "doc_type_kwd": "text"},
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{"text": "imgA caption", "doc_type_kwd": "image", "img_id": "a"},
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{"text": "imgB caption", "doc_type_kwd": "image", "img_id": "b"},
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{"text": "# H2", "doc_type_kwd": "text"},
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{"text": "body two", "doc_type_kwd": "text"},
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}
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out, err := c.Invoke(context.Background(), map[string]any{
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"name": "doc",
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"chunks": items,
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})
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if err != nil {
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t.Fatalf("Invoke: %v", err)
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}
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chunks, _ := out["chunks"].([]map[string]any)
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idx := func(sub string) int {
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for i, ck := range chunks {
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if text, _ := ck["text"].(string); strings.Contains(text, sub) {
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return i
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}
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}
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return -1
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}
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iA := idx("imgA caption")
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iB := idx("imgB caption")
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iBody := idx("body two")
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if iA < 0 || iB < 0 || iBody < 0 {
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t.Fatalf("missing expected chunks: imgA=%d imgB=%d body=%d (chunks=%d)", iA, iB, iBody, len(chunks))
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}
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if !(iA < iB && iB < iBody) {
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t.Errorf("non-text order wrong: imgA=%d imgB=%d body=%d, want imgA<imgB<body", iA, iB, iBody)
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}
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}
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