mapper/response_test.go

package mapper

import (
	"encoding/json"
	"testing"

	"github.com/KorAP/KoralPipe-TermMapper/config"
	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
)

func XTestResponseMapping(t *testing.T) {

	responseSnippet := `{
  "@context": "http://korap.ids-mannheim.de/ns/KoralQuery/v0.3/context.jsonld",
  "ID": null,
  "author": "Schmelzle, u.a.",
  "availability": "CC-BY-SA",
  "context": {
    "left": [
      "token",
      0
    ],
    "right": [
      "token",
      0
    ]
  },
  "corpusID": null,
  "corpusSigle": "WPD17",
  "docID": null,
  "docSigle": "WPD17/J80",
  "fields": [
    {
      "@type": "koral:field",
      "key": "ID"
    },
    {
      "@type": "koral:field",
      "key": "textSigle",
      "type": "type:string",
      "value": "WPD17/J80/33968"
    },
    {
      "@type": "koral:field",
      "key": "corpusID"
    },
    {
      "@type": "koral:field",
      "key": "author",
      "type": "type:text",
      "value": "Schmelzle, u.a."
    },
    {
      "@type": "koral:field",
      "key": "title",
      "type": "type:text",
      "value": "Johanne von Gemmingen"
    },
    {
      "@type": "koral:field",
      "key": "subTitle"
    },
    {
      "@type": "koral:field",
      "key": "textClass"
    },
    {
      "@type": "koral:field",
      "key": "pubPlace",
      "type": "type:string",
      "value": "URL:http://de.wikipedia.org"
    },
    {
      "@type": "koral:field",
      "key": "pubDate",
      "type": "type:date",
      "value": "2017-07-01"
    },
    {
      "@type": "koral:field",
      "key": "availability",
      "type": "type:string",
      "value": "CC-BY-SA"
    },
    {
      "@type": "koral:field",
      "key": "layerInfos",
      "type": "type:store",
      "value": "corenlp/c=spans corenlp/p=tokens corenlp/s=spans dereko/s=spans malt/d=rels marmot/m=tokens marmot/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens"
    },
    {
      "@type": "koral:field",
      "key": "docSigle",
      "type": "type:string",
      "value": "WPD17/J80"
    },
    {
      "@type": "koral:field",
      "key": "corpusSigle",
      "type": "type:string",
      "value": "WPD17"
    }
  ],
  "hasSnippet": true,
  "hasTokens": false,
  "layerInfos": "corenlp/c=spans corenlp/p=tokens corenlp/s=spans dereko/s=spans malt/d=rels marmot/m=tokens marmot/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens",
  "matchID": "p162-165(1)163-163x_yuvMM6VZLzLe_qZ0zb9yguvk37eDi-pSoL1nBdUkhNs",
  "meta": {
    "version": "Krill-0.64.1"
  },
  "pubDate": "2017-07-01",
  "pubPlace": "URL:http://de.wikipedia.org",
  "snippet": "<span class=\"context-left\">` +
		`</span>` +
		`<span class=\"match\">` +
		`<mark>` +
		`<span title=\"corenlp/p:ART\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:sg\">` +
		`<span title=\"marmot/p:ART\">` +
		`<span title=\"opennlp/p:ART\">` +
		`<span title=\"tt/l:die\">` +
		`<span title=\"tt/p:ART\">Der</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:ADJA\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:degree:pos\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:sg\">` +
		`<span title=\"marmot/p:ADJA\">` +
		`<span title=\"opennlp/p:ADJA\">` +
		`<span title=\"tt/l:alt\">` +
		`<span title=\"tt/p:ADJA\">alte</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:NN\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:sg\">` +
		`<span title=\"marmot/p:NN\">` +
		`<span title=\"opennlp/p:NN\">` +
		`<span title=\"tt/l:Baum\">` +
		`<span title=\"tt/p:NN\">Baum</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</mark> ` +
		`<span title=\"corenlp/p:KON\">` +
		`<span title=\"marmot/p:KON\">` +
		`<span title=\"opennlp/p:KON\">` +
		`<span title=\"tt/l:und\">` +
		`<span title=\"tt/p:KON\">und</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:ADJA\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:degree:pos\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:pl\">` +
		`<span title=\"marmot/p:ADJA\">` +
		`<span title=\"opennlp/p:ADJA\">` +
		`<span title=\"tt/l:andere\">` +
		`<span title=\"tt/p:PIAT\">` +
		`<span title=\"tt/p:PIS\">andere</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:NN\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:pl\">` +
		`<span title=\"marmot/p:NN\">` +
		`<span title=\"opennlp/p:NN\">` +
		`<span title=\"tt/l:Märchen\">` +
		`<span title=\"tt/p:NN\">Märchen</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>, ` +
		`<span title=\"corenlp/p:CARD\">` +
		`<span title=\"marmot/p:CARD\">` +
		`<span title=\"opennlp/p:CARD\">` +
		`<span title=\"tt/l:@card@\">` +
		`<span title=\"tt/p:CARD\">1946</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`</span>` +
		`<span class=\"context-right\"></span>",` +
		`"subTitle": null,
  "textClass": null,
  "textID": null,
  "textSigle": "WPD17/J80/33968",
  "title": "Johanne von Gemmingen"
}`

	expectedOutput := `{
  "@context": "http://korap.ids-mannheim.de/ns/KoralQuery/v0.3/context.jsonld",
  "ID": null,
  "author": "Schmelzle, u.a.",
  "availability": "CC-BY-SA",
  "context": {
    "left": [
      "token",
      0
    ],
    "right": [
      "token",
      0
    ]
  },
  "corpusID": null,
  "corpusSigle": "WPD17",
  "docID": null,
  "docSigle": "WPD17/J80",
  "fields": [
    {
      "@type": "koral:field",
      "key": "ID"
    },
    {
      "@type": "koral:field",
      "key": "textSigle",
      "type": "type:string",
      "value": "WPD17/J80/33968"
    },
    {
      "@type": "koral:field",
      "key": "corpusID"
    },
    {
      "@type": "koral:field",
      "key": "author",
      "type": "type:text",
      "value": "Schmelzle, u.a."
    },
    {
      "@type": "koral:field",
      "key": "title",
      "type": "type:text",
      "value": "Johanne von Gemmingen"
    },
    {
      "@type": "koral:field",
      "key": "subTitle"
    },
    {
      "@type": "koral:field",
      "key": "textClass"
    },
    {
      "@type": "koral:field",
      "key": "pubPlace",
      "type": "type:string",
      "value": "URL:http://de.wikipedia.org"
    },
    {
      "@type": "koral:field",
      "key": "pubDate",
      "type": "type:date",
      "value": "2017-07-01"
    },
    {
      "@type": "koral:field",
      "key": "availability",
      "type": "type:string",
      "value": "CC-BY-SA"
    },
    {
      "@type": "koral:field",
      "key": "layerInfos",
      "type": "type:store",
      "value": "corenlp/c=spans corenlp/p=tokens corenlp/s=spans dereko/s=spans malt/d=rels marmot/m=tokens marmot/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens"
    },
    {
      "@type": "koral:field",
      "key": "docSigle",
      "type": "type:string",
      "value": "WPD17/J80"
    },
    {
      "@type": "koral:field",
      "key": "corpusSigle",
      "type": "type:string",
      "value": "WPD17"
    }
  ],
  "hasSnippet": true,
  "hasTokens": false,
  "layerInfos": "corenlp/c=spans corenlp/p=tokens corenlp/s=spans dereko/s=spans malt/d=rels marmot/m=tokens marmot/p=tokens opennlp/p=tokens opennlp/s=spans tt/l=tokens tt/p=tokens",
  "matchID": "p162-165(1)163-163x_yuvMM6VZLzLe_qZ0zb9yguvk37eDi-pSoL1nBdUkhNs",
  "meta": {
    "version": "Krill-0.64.1"
  },
  "pubDate": "2017-07-01",
  "pubPlace": "URL:http://de.wikipedia.org",
  "snippet": "<span class=\"context-left\">` +
		`</span>` +
		`<span class=\"match\">` +
		`<mark>` +
		`<span title=\"corenlp/p:ART\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:sg\">` +
		`<span title=\"marmot/p:ART\">` +
		`<span title=\"opennlp/p:ART\">` +
		`<span title=\"tt/l:die\">` +
		`<span title=\"tt/p:ART\">` +
		`<span title=\"opennlp/p:M\" class=\"notinindex\">` +
		`<span title=\"opennlp/m:M\" class=\"notinindex\">Der</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:ADJA\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:degree:pos\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:sg\">` +
		`<span title=\"marmot/p:ADJA\">` +
		`<span title=\"opennlp/p:ADJA\">` +
		`<span title=\"tt/l:alt\">` +
		`<span title=\"tt/p:ADJA\">` +
		`<span title=\"opennlp/p:M\" class=\"notinindex\">` +
		`<span title=\"opennlp/m:M\" class=\"notinindex\">alte</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:NN\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:sg\">` +
		`<span title=\"marmot/p:NN\">` +
		`<span title=\"opennlp/p:NN\">` +
		`<span title=\"tt/l:Baum\">` +
		`<span title=\"tt/p:NN\">` +
		`<span title=\"opennlp/p:M\" class=\"notinindex\">` +
		`<span title=\"opennlp/m:M\" class=\"notinindex\">Baum</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</mark> ` +
		`<span title=\"corenlp/p:KON\">` +
		`<span title=\"marmot/p:KON\">` +
		`<span title=\"opennlp/p:KON\">` +
		`<span title=\"tt/l:und\">` +
		`<span title=\"tt/p:KON\">und</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:ADJA\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:degree:pos\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:pl\">` +
		`<span title=\"marmot/p:ADJA\">` +
		`<span title=\"opennlp/p:ADJA\">` +
		`<span title=\"tt/l:andere\">` +
		`<span title=\"tt/p:PIAT\">` +
		`<span title=\"tt/p:PIS\">` +
		`<span title=\"opennlp/p:M\" class=\"notinindex\">` +
		`<span title=\"opennlp/m:M\" class=\"notinindex\">andere</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`<span title=\"corenlp/p:NN\">` +
		`<span title=\"marmot/m:case:nom\">` +
		`<span title=\"marmot/m:gender:masc\">` +
		`<span title=\"marmot/m:number:pl\">` +
		`<span title=\"marmot/p:NN\">` +
		`<span title=\"opennlp/p:NN\">` +
		`<span title=\"tt/l:Märchen\">` +
		`<span title=\"tt/p:NN\">` +
		`<span title=\"opennlp/p:M\" class=\"notinindex\">` +
		`<span title=\"opennlp/p:M\" class=\"notinindex\">Märchen</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span>, ` +
		`<span title=\"corenlp/p:CARD\">` +
		`<span title=\"marmot/p:CARD\">` +
		`<span title=\"opennlp/p:CARD\">` +
		`<span title=\"tt/l:@card@\">` +
		`<span title=\"tt/p:CARD\">1946</span>` +
		`</span>` +
		`</span>` +
		`</span>` +
		`</span> ` +
		`</span>` +
		`<span class=\"context-right\"></span>",` +
		`"subTitle": null,
  "textClass": null,
  "textID": null,
  "textSigle": "WPD17/J80/33968",
  "title": "Johanne von Gemmingen"
}`

	// Create test mapping list specifically for token to termGroup test
	mappingList := config.MappingList{
		ID:       "test-mapper",
		FoundryA: "marmot",
		LayerA:   "m",
		FoundryB: "opennlp", // Keep the same foundry for both sides
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[gender=masc] <> [opennlp/p=M & opennlp/m=M]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	var expectedData any
	err = json.Unmarshal([]byte(expectedOutput), &expectedData)

	assert.Equal(t, expectedData, result)

}

// TestResponseMappingAnnotationCreation tests creating new annotations based on RestrictToObligatory
func TestResponseMappingAnnotationCreation(t *testing.T) {
	// Simple snippet with a single annotated token
	responseSnippet := `{
		"snippet": "<span title=\"marmot/m:gender:masc\">Der</span>"
	}`

	// Create test mapping list
	mappingList := config.MappingList{
		ID:       "test-mapper",
		FoundryA: "marmot",
		LayerA:   "m",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[gender=masc] <> [p=M & m=M]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// For step 4, we should at least get back a processed result (even if snippet is unchanged)
	// The main test is that no errors occurred in the processing
	assert.NotNil(t, result)

	// Verify the result is still a map with a snippet field
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")
	assert.Equal(t, "<span title=\"marmot/m:gender:masc\"><span title=\"opennlp/p:M\" class=\"notinindex\"><span title=\"opennlp/m:M\" class=\"notinindex\">Der</span></span></span>", resultMap["snippet"])
}

// TestResponseMappingDebug helps debug the mapping process
func TestResponseMappingDebug(t *testing.T) {
	// Simple snippet with a single annotated token
	responseSnippet := `{
		"snippet": "<span title=\"marmot/m:gender:masc\">Der</span>"
	}`

	// Create test mapping list
	mappingList := config.MappingList{
		ID:       "test-mapper",
		FoundryA: "marmot",
		LayerA:   "m",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[gender=masc] <> [p=M & m=M]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	// Debug: Print what the parsed rules look like
	rules := m.parsedRules["test-mapper"]
	t.Logf("Number of parsed rules: %d", len(rules))
	for i, rule := range rules {
		t.Logf("Rule %d - Upper: %+v", i, rule.Upper)
		t.Logf("Rule %d - Lower: %+v", i, rule.Lower)
	}

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	// Include proper foundry and layer information in the options
	result, err := m.ApplyResponseMappings("test-mapper", MappingOptions{
		Direction: AtoB,
		FoundryA:  "marmot",
		LayerA:    "m",
		FoundryB:  "opennlp",
		LayerB:    "p",
	}, inputData)
	assert.Nil(t, err)
	t.Logf("Result: %+v", result)
}

// TestResponseMappingWithAndRelation tests mapping rules with AND relations
func TestResponseMappingWithAndRelation(t *testing.T) {
	// Snippet with multiple annotations on a single token - both must be on the same span for AND to work
	responseSnippet := `{
		"snippet": "<span title=\"marmot/p:DET\"><span title=\"marmot/p:gender:masc\">Der</span></span>"
	}`

	// Create test mapping list with AND relation
	mappingList := config.MappingList{
		ID:       "test-and-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[DET & gender:masc] <> [p=DT & case=nom]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-and-mapper", MappingOptions{
		Direction: AtoB,
		FoundryA:  "marmot",
		LayerA:    "p",
		FoundryB:  "opennlp",
		LayerB:    "p",
	}, inputData)
	assert.Nil(t, err)

	// Verify the result contains the expected annotations
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)
	// Should contain both new annotations - checking the actual format produced
	assert.Contains(t, snippet, `title="marmot/p:DET"`)
	assert.Contains(t, snippet, `title="opennlp/p:DT"`)
	assert.Contains(t, snippet, `title="marmot/p:gender:masc"`)
	assert.Contains(t, snippet, `title="opennlp/case:nom"`) // Format is foundry/layer:value for single values
	assert.Contains(t, snippet, `class="notinindex"`)
}

// TestResponseMappingWithOrRelation tests mapping rules with OR relations
func TestResponseMappingWithOrRelation(t *testing.T) {
	// Snippet with one token that matches the OR condition
	responseSnippet := `{
		"snippet": "<span title=\"marmot/p:DET\">Der</span>"
	}`

	// Create test mapping list with OR relation
	mappingList := config.MappingList{
		ID:       "test-or-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[DET | ART] <> [determiner=true]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-or-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// Verify the result
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)

	assert.Contains(t, snippet, `title="marmot/p:DET"`)
	assert.Contains(t, snippet, `title="opennlp/determiner:true" class="notinindex"`)
	assert.NotEmpty(t, snippet)
}

// TestResponseMappingComplexPattern1 tests complex nested patterns
func TestResponseMappingComplexPattern1(t *testing.T) {
	// Snippet with a token that has nested annotations
	responseSnippet := `{
		"snippet": "<span title=\"marmot/p:ADJA\"><span title=\"marmot/m:gender:masc\"><span title=\"marmot/m:case:nom\">alter</span></span></span>"
	}`

	// Create test mapping list with complex pattern
	mappingList := config.MappingList{
		ID:       "test-complex-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[ADJA & gender=masc & case=nom] <> [pos=ADJ & gender=M & case=NOM]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-complex-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// Verify the result contains the expected annotations
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)
	assert.Contains(t, snippet, `title="marmot/p:ADJA`)
	assert.Contains(t, snippet, `title="marmot/m:gender:masc`)
	assert.NotContains(t, snippet, `title="opennlp`)
	assert.NotEmpty(t, snippet) // At minimum, processing should succeed
}

// TestResponseMappingComplexPattern2 tests complex nested patterns
func TestResponseMappingComplexPattern2(t *testing.T) {
	// Snippet with a token that has nested annotations
	responseSnippet := `{
		"snippet": "<span title=\"marmot/p:ADJA\"><span title=\"marmot/p:gender:masc\"><span title=\"marmot/p:case:nom\">alter</span></span></span>"
	}`

	// Create test mapping list with complex pattern
	mappingList := config.MappingList{
		ID:       "test-complex-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[ADJA & gender:masc & case:nom] <> [pos=ADJ & gender=M & case=NOM]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-complex-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// Verify the result contains the expected annotations
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)
	assert.Contains(t, snippet, `title="marmot/p:ADJA`)
	assert.Contains(t, snippet, `title="marmot/p:gender:masc`)
	assert.Contains(t, snippet, `title="opennlp/pos:ADJ" class="notinindex"`)
	assert.Contains(t, snippet, `title="opennlp/gender:M" class="notinindex"`)
	assert.Contains(t, snippet, `title="opennlp/case:NOM" class="notinindex"`)
	assert.NotEmpty(t, snippet) // At minimum, processing should succeed
}

// TestResponseMappingMultipleTokens tests mapping across multiple tokens
func TestResponseMappingMultipleTokens(t *testing.T) {
	// Snippet with multiple tokens
	responseSnippet := `{
		"snippet": "<span title=\"marmot/p:DET\">Der</span> <span title=\"marmot/p:ADJA\"><span title=\"marmot/m:gender:masc\">alte</span></span> <span title=\"marmot/p:NN\">Mann</span>"
	}`

	// Create test mapping list that matches multiple patterns
	mappingList := config.MappingList{
		ID:       "test-multi-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[DET] <> [determiner=true]",
			"[ADJA & gender:masc] <> [adjective=true & gender=M]",
			"[NN] <> [noun=true]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-multi-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// Verify the result
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)
	// Should contain annotations for each matching token (checking actual output format)
	assert.Contains(t, snippet, `title="marmot/p:DET"`)
	assert.Contains(t, snippet, `title="opennlp/determiner:true" class="notinindex"`) // Format is foundry/layer:value for single values
	assert.NotContains(t, snippet, `title="opennlp/adjective:true" class="notinindex"`)
	assert.Contains(t, snippet, `title="opennlp/noun:true" class="notinindex"`)
}

// TestResponseMappingNoMatch tests behavior when no patterns match
func TestResponseMappingNoMatch(t *testing.T) {
	// Snippet with tokens that don't match the pattern
	responseSnippet := `{
		"snippet": "<span title=\"marmot/p:VERB\">läuft</span>"
	}`

	// Create test mapping list with pattern that won't match
	mappingList := config.MappingList{
		ID:       "test-nomatch-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[DET] <> [determiner=true]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-nomatch-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// Verify the result is unchanged since no patterns matched
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)
	// Should be the original snippet without new annotations
	assert.Equal(t, `<span title="marmot/p:VERB">läuft</span>`, snippet)
	assert.NotContains(t, snippet, `class="notinindex"`)
}

// TestResponseMappingBidirectional tests bidirectional mapping (B to A direction)
func TestResponseMappingBidirectional(t *testing.T) {
	// Snippet with opennlp annotations
	responseSnippet := `{
		"snippet": "<span title=\"opennlp/p:DT\"><span title=\"opennlp/p:determiner:true\">Der</span></span>"
	}`

	// Create test mapping list
	mappingList := config.MappingList{
		ID:       "test-bidirectional-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[DET] <> [DT & determiner:true]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	// Test B to A direction
	result, err := m.ApplyResponseMappings("test-bidirectional-mapper", MappingOptions{Direction: BtoA}, inputData)
	assert.Nil(t, err)

	// Verify the result
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)

	assert.Contains(t, snippet, `title="opennlp/p:DT"`)
	assert.Contains(t, snippet, `title="marmot/p:DET" class="notinindex"`)
	assert.NotEmpty(t, snippet) // At minimum, processing should succeed
}

// TestResponseMappingWithValuePatterns tests patterns with specific values
func TestResponseMappingWithValuePatterns(t *testing.T) {
	// Snippet with value-specific annotations
	responseSnippet := `{
		"snippet": "<span title=\"marmot/m:case:nom\"><span title=\"marmot/m:gender:fem\">die</span></span>"
	}`

	// Create test mapping list with value-specific patterns
	mappingList := config.MappingList{
		ID:       "test-value-mapper",
		FoundryA: "marmot",
		LayerA:   "m",
		FoundryB: "opennlp",
		LayerB:   "m",
		Mappings: []config.MappingRule{
			"[case:nom & gender:fem] <> [case=NOM & gender=F]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-value-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// Verify the result
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)
	assert.Contains(t, snippet, `title="marmot/m:case:nom"`)                   // Format is foundry/layer:value
	assert.Contains(t, snippet, `title="opennlp/case:NOM" class="notinindex"`) // Format is foundry/layer:value
	assert.Contains(t, snippet, `title="opennlp/gender:F" class="notinindex"`)
}

// TestResponseMappingNestedSpans tests handling of deeply nested span structures
func TestResponseMappingNestedSpans(t *testing.T) {
	// Snippet with deeply nested spans
	responseSnippet := `{
		"snippet": "<span title=\"level1/l:outer\"><span title=\"level2/l:middle\"><span title=\"marmot/p:DET\">der</span></span></span>"
	}`

	// Create test mapping list
	mappingList := config.MappingList{
		ID:       "test-nested-mapper",
		FoundryA: "marmot",
		LayerA:   "p",
		FoundryB: "opennlp",
		LayerB:   "p",
		Mappings: []config.MappingRule{
			"[DET] <> [determiner=yes]",
		},
	}

	// Create a new mapper
	m, err := NewMapper([]config.MappingList{mappingList})
	require.NoError(t, err)

	var inputData any
	err = json.Unmarshal([]byte(responseSnippet), &inputData)
	assert.Nil(t, err)

	result, err := m.ApplyResponseMappings("test-nested-mapper", MappingOptions{Direction: AtoB}, inputData)
	assert.Nil(t, err)

	// Verify the result preserves the nested structure and adds new annotations
	resultMap, ok := result.(map[string]any)
	assert.True(t, ok)
	assert.Contains(t, resultMap, "snippet")

	snippet := resultMap["snippet"].(string)
	// Should contain the new annotation while preserving existing structure
	assert.Contains(t, snippet, `title="opennlp/determiner:yes"`) // Format is foundry/layer:value
	assert.Contains(t, snippet, `class="notinindex"`)
	assert.Contains(t, snippet, `title="level1/l:outer"`)
	assert.Contains(t, snippet, `title="level2/l:middle"`)
	assert.Contains(t, snippet, `title="marmot/p:DET"`)
}