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feat: Track binary size of resources when possible

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This commit is contained in:
Joachim Van Herwegen
2023-10-02 13:40:19 +02:00
parent 3e9adef4cf
commit 71e55690f3
15 changed files with 194 additions and 35 deletions
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40
test/unit/http/output/metadata/RangeMetadataWriter.test.ts
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@@ -2,7 +2,7 @@ import { createResponse } from 'node-mocks-http';
import { RangeMetadataWriter } from '../../../../../src/http/output/metadata/RangeMetadataWriter';
import { RepresentationMetadata } from '../../../../../src/http/representation/RepresentationMetadata';
import type { HttpResponse } from '../../../../../src/server/HttpResponse';
import { SOLID_HTTP } from '../../../../../src/util/Vocabularies';
import { POSIX, SOLID_HTTP } from '../../../../../src/util/Vocabularies';
describe('RangeMetadataWriter', (): void => {
let metadata: RepresentationMetadata;
@@ -15,17 +15,19 @@ describe('RangeMetadataWriter', (): void => {
writer = new RangeMetadataWriter();
});
it('adds the content-range header.', async(): Promise<void> => {
it('adds the content-range and content-length header.', async(): Promise<void> => {
metadata.set(SOLID_HTTP.terms.unit, 'bytes');
metadata.set(SOLID_HTTP.terms.start, '1');
metadata.set(SOLID_HTTP.terms.end, '5');
metadata.set(POSIX.terms.size, '10');
await expect(writer.handle({ response, metadata })).resolves.toBeUndefined();
expect(response.getHeaders()).toEqual({
'content-range': 'bytes 1-5/*',
'content-range': 'bytes 1-5/10',
'content-length': '5',
});
});
it('uses * if the value is unknown.', async(): Promise<void> => {
it('uses * if a value is unknown.', async(): Promise<void> => {
metadata.set(SOLID_HTTP.terms.unit, 'bytes');
await expect(writer.handle({ response, metadata })).resolves.toBeUndefined();
expect(response.getHeaders()).toEqual({
@@ -37,4 +39,34 @@ describe('RangeMetadataWriter', (): void => {
await expect(writer.handle({ response, metadata })).resolves.toBeUndefined();
expect(response.getHeaders()).toEqual({ });
});
it('adds a content-length header if the size is known.', async(): Promise<void> => {
metadata.set(POSIX.terms.size, '10');
await expect(writer.handle({ response, metadata })).resolves.toBeUndefined();
expect(response.getHeaders()).toEqual({
'content-length': '10',
});
});
it('correctly deduces end values if the size is known.', async(): Promise<void> => {
metadata.set(SOLID_HTTP.terms.unit, 'bytes');
metadata.set(SOLID_HTTP.terms.start, '4');
metadata.set(POSIX.terms.size, '10');
await expect(writer.handle({ response, metadata })).resolves.toBeUndefined();
expect(response.getHeaders()).toEqual({
'content-range': 'bytes 4-9/10',
'content-length': '6',
});
});
it('correctly handles negative start values.', async(): Promise<void> => {
metadata.set(SOLID_HTTP.terms.unit, 'bytes');
metadata.set(SOLID_HTTP.terms.start, '-4');
metadata.set(POSIX.terms.size, '10');
await expect(writer.handle({ response, metadata })).resolves.toBeUndefined();
expect(response.getHeaders()).toEqual({
'content-range': 'bytes 6-9/10',
'content-length': '4',
});
});
});