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fix(http-server): discard request body if the content-length header i… #2103

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merged 2 commits into from
Aug 11, 2022
Merged

fix(http-server): discard request body if the content-length header i… #2103

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a8c787f
fix(http-server): discard request body if the content-length header i…
acolombier Aug 6, 2022
9fc9cf0
Addressing PR feedback
acolombier Aug 10, 2022
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1 change: 1 addition & 0 deletions .nvmrc
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Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
16
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I have taken the freedom to add a NVM RC file. Let me know if you would like this out

18 changes: 16 additions & 2 deletions packages/http-server/src/__tests__/body-params-validation.spec.ts
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Expand Up @@ -514,13 +514,27 @@ describe('body params validation', () => {
});

describe('and no content is specified', () => {
test('returns 200', async () => {
test('returns 200 with no body', async () => {
const response = await makeRequest('/empty-body', {
method: 'GET',
headers: { 'content-type': 'application/json' },
});
expect(response.status).toBe(200);
});
test('returns 200 with empty plain body', async () => {
const response = await makeRequest('/empty-body', {
method: 'GET',
headers: { 'content-type': 'text/plain', 'content-length': '0' },
});
expect(response.status).toBe(200);
});
test('returns 200 with empty JSON body', async () => {
const response = await makeRequest('/empty-body', {
method: 'GET',
headers: { 'content-type': 'application/json', 'content-length': '0' },
});
expect(response.status).toBe(200);
});
});
});

Expand Down Expand Up @@ -707,7 +721,7 @@ describe('body params validation', () => {
test('returns 422', async () => {
const response = await makeRequest('/path', {
method: 'POST',
body: '',
body: 'success=false',
headers: { 'content-type': 'application/x-www-form-urlencoded' },
});

Expand Down
8 changes: 5 additions & 3 deletions packages/http-server/src/server.ts
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Expand Up @@ -40,9 +40,11 @@ function addressInfoToString(addressInfo: AddressInfo | string | null) {
function parseRequestBody(request: IncomingMessage) {
// if no body provided then return null instead of empty string
if (
request.headers['content-type'] === undefined &&
request.headers['transfer-encoding'] === undefined &&
(request.headers['content-length'] === '0' || request.headers['content-length'] === undefined)
// If the body size is null, it means the body itself is null so the promise can resolve with a null value
request.headers['content-length'] === '0' ||
(request.headers['content-type'] === undefined &&
request.headers['transfer-encoding'] === undefined &&
request.headers['content-length'] === undefined)
) {
return Promise.resolve(null);
}
Expand Down