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import { SourceTracker } from "../source-tracker";
import { transformArrayToObject } from "../transform-array-to-obj";
describe("SourceTracker", () => {
let sourceTracker: SourceTracker;
beforeEach(() => {
sourceTracker = new SourceTracker();
});
describe("transformResults", () => {
it("should transform and merge results while preserving sources", () => {
const extractionResults = [
{
extract: { products: [{ name: "Product 1", price: 10 }] },
url: "http://example1.com"
},
{
extract: { products: [{ name: "Product 2", price: 20 }] },
url: "http://example2.com"
}
];
const schema = {
type: "object",
properties: {
products: {
type: "array",
items: {
type: "object",
properties: {
name: { type: "string" },
price: { type: "number" }
}
}
}
}
};
const result = sourceTracker.transformResults(extractionResults, schema);
expect(result).toEqual({
products: [
{ name: "Product 1", price: 10 },
{ name: "Product 2", price: 20 }
]
});
});
it("should match original transformArrayToObject behavior", () => {
// Test case 1: Simple array transformation
const schema1 = {
type: "object",
properties: {
items: {
type: "array",
items: {
type: "object",
properties: {
id: { type: "number" }
}
}
}
}
};
const extractionResults1 = [
{ extract: { items: [{ id: 1 }] }, url: "url1" },
{ extract: { items: [{ id: 2 }] }, url: "url2" }
];
const originalResult1 = transformArrayToObject(schema1, extractionResults1.map(r => r.extract));
const newResult1 = sourceTracker.transformResults(extractionResults1, schema1);
expect(newResult1).toEqual(originalResult1);
// Test case 2: Nested objects with arrays
const schema2 = {
type: "object",
properties: {
data: {
type: "object",
properties: {
products: {
type: "array",
items: {
type: "object",
properties: {
id: { type: "number" },
variants: {
type: "array",
items: { type: "string" }
}
}
}
}
}
}
}
};
const extractionResults2 = [
{
extract: {
data: {
products: [
{ id: 1, variants: ["a", "b"] }
]
}
},
url: "url1"
},
{
extract: {
data: {
products: [
{ id: 2, variants: ["c", "d"] }
]
}
},
url: "url2"
}
];
const originalResult2 = transformArrayToObject(schema2, extractionResults2.map(r => r.extract));
const newResult2 = sourceTracker.transformResults(extractionResults2, schema2);
expect(newResult2).toEqual(originalResult2);
// Test case 3: Empty arrays
const emptyResults = [];
const originalResult3 = transformArrayToObject(schema1, emptyResults);
const newResult3 = sourceTracker.transformResults([], schema1);
expect(newResult3).toEqual(originalResult3);
// Test case 4: Non-array properties
const schema4 = {
type: "object",
properties: {
name: { type: "string" },
count: { type: "number" }
}
};
const extractionResults4 = [
{ extract: { name: "test1", count: 1 }, url: "url1" },
{ extract: { name: "test2", count: 2 }, url: "url2" }
];
const originalResult4 = transformArrayToObject(schema4, extractionResults4.map(r => r.extract));
const newResult4 = sourceTracker.transformResults(extractionResults4, schema4);
expect(newResult4).toEqual(originalResult4);
});
});
describe("mapSourcesToFinalItems", () => {
it("should correctly map sources after deduplication and merging", () => {
// Setup initial data with mergeable items (same name, complementary fields)
const extractionResults = [
{
extract: { products: [{ name: "Product 1", price: 10, description: null }] },
url: "http://example1.com"
},
{
extract: { products: [{ name: "Product 1", price: null, description: "Great product" }] },
url: "http://example2.com"
}
];
const schema = {
type: "object",
properties: {
products: {
type: "array",
items: {
type: "object",
properties: {
name: { type: "string" },
price: { type: "number" },
description: { type: "string" }
}
}
}
}
};
// Transform results first
const multiEntityResult = sourceTracker.transformResults(extractionResults, schema);
sourceTracker.trackPreDeduplicationSources(multiEntityResult);
// Test source mapping with a merged item that matches both sources
const sources = sourceTracker.mapSourcesToFinalItems(
{
products: [
{ name: "Product 1", price: 10, description: "Great product" }
]
},
["products"]
);
expect(sources).toEqual({
"products[0]": ["http://example1.com", "http://example2.com"]
});
});
it("should handle empty results", () => {
const sources = sourceTracker.mapSourcesToFinalItems({}, []);
expect(sources).toEqual({});
});
it("should handle non-array properties", () => {
const sources = sourceTracker.mapSourcesToFinalItems(
{ nonArray: "value" } as any,
["nonArray"]
);
expect(sources).toEqual({});
});
});
describe("trackPreDeduplicationSources", () => {
it("should track sources before deduplication", () => {
const extractionResults = [
{
extract: { products: [{ id: 1, name: "Product 1" }] },
url: "http://example1.com"
},
{
extract: { products: [{ id: 1, name: "Product 1" }] },
url: "http://example2.com"
}
];
const schema = {
type: "object",
properties: {
products: {
type: "array",
items: {
type: "object",
properties: {
id: { type: "number" },
name: { type: "string" }
}
}
}
}
};
const multiEntityResult = sourceTracker.transformResults(extractionResults, schema);
sourceTracker.trackPreDeduplicationSources(multiEntityResult);
// Test source mapping after deduplication
const sources = sourceTracker.mapSourcesToFinalItems(
{
products: [{ id: 1, name: "Product 1" }]
},
["products"]
);
expect(sources).toEqual({
"products[0]": ["http://example1.com", "http://example2.com"]
});
});
});
}); |