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Test Info: Warnings

// META: title=Cache.add and Cache.addAll
// META: global=window,worker
// META: script=/common/get-host-info.sub.js
// META: script=./resources/test-helpers.js
// META: timeout=long
const { REMOTE_HOST } = get_host_info();
cache_test(function(cache, test) {
return promise_rejects_js(
test,
TypeError,
cache.add(),
'Cache.add should throw a TypeError when no arguments are given.');
}, 'Cache.add called with no arguments');
cache_test(function(cache) {
return cache.add('./resources/simple.txt')
.then(function(result) {
assert_equals(result, undefined,
'Cache.add should resolve with undefined on success.');
return cache.match('./resources/simple.txt');
})
.then(function(response) {
assert_class_string(response, 'Response',
'Cache.add should put a resource in the cache.');
return response.text();
})
.then(function(body) {
assert_equals(body, 'a simple text file\n',
'Cache.add should retrieve the correct body.');
});
}, 'Cache.add called with relative URL specified as a string');
cache_test(function(cache, test) {
return promise_rejects_js(
test,
TypeError,
'Cache.add should throw a TypeError for non-HTTP/HTTPS URLs.');
}, 'Cache.add called with non-HTTP/HTTPS URL');
cache_test(function(cache) {
var request = new Request('./resources/simple.txt');
return cache.add(request)
.then(function(result) {
assert_equals(result, undefined,
'Cache.add should resolve with undefined on success.');
});
}, 'Cache.add called with Request object');
cache_test(function(cache, test) {
var request = new Request('./resources/simple.txt',
{method: 'POST', body: 'This is a body.'});
return promise_rejects_js(
test,
TypeError,
cache.add(request),
'Cache.add should throw a TypeError for non-GET requests.');
}, 'Cache.add called with POST request');
cache_test(function(cache) {
var request = new Request('./resources/simple.txt');
return cache.add(request)
.then(function(result) {
assert_equals(result, undefined,
'Cache.add should resolve with undefined on success.');
})
.then(function() {
return cache.add(request);
})
.then(function(result) {
assert_equals(result, undefined,
'Cache.add should resolve with undefined on success.');
});
}, 'Cache.add called twice with the same Request object');
cache_test(function(cache) {
var request = new Request('./resources/simple.txt');
return request.text()
.then(function() {
assert_false(request.bodyUsed);
})
.then(function() {
return cache.add(request);
});
}, 'Cache.add with request with null body (not consumed)');
cache_test(function(cache, test) {
return promise_rejects_js(
test,
TypeError,
cache.add('./resources/fetch-status.py?status=206'),
'Cache.add should reject on partial response');
}, 'Cache.add with 206 response');
cache_test(function(cache, test) {
var urls = ['./resources/fetch-status.py?status=206',
'./resources/fetch-status.py?status=200'];
var requests = urls.map(function(url) {
return new Request(url);
});
return promise_rejects_js(
test,
TypeError,
cache.addAll(requests),
'Cache.addAll should reject with TypeError if any request fails');
}, 'Cache.addAll with 206 response');
cache_test(function(cache, test) {
var urls = ['./resources/fetch-status.py?status=206',
'./resources/fetch-status.py?status=200'];
var requests = urls.map(function(url) {
var cross_origin_url = new URL(url, location.href);
cross_origin_url.hostname = REMOTE_HOST;
return new Request(cross_origin_url.href, { mode: 'no-cors' });
});
return promise_rejects_js(
test,
TypeError,
cache.addAll(requests),
'Cache.addAll should reject with TypeError if any request fails');
}, 'Cache.addAll with opaque-filtered 206 response');
cache_test(function(cache, test) {
return promise_rejects_js(
test,
TypeError,
cache.add('this-does-not-exist-please-dont-create-it'),
'Cache.add should reject if response is !ok');
}, 'Cache.add with request that results in a status of 404');
cache_test(function(cache, test) {
return promise_rejects_js(
test,
TypeError,
cache.add('./resources/fetch-status.py?status=500'),
'Cache.add should reject if response is !ok');
}, 'Cache.add with request that results in a status of 500');
cache_test(function(cache, test) {
return promise_rejects_js(
test,
TypeError,
cache.addAll(),
'Cache.addAll with no arguments should throw TypeError.');
}, 'Cache.addAll with no arguments');
cache_test(function(cache, test) {
// Assumes the existence of ../resources/simple.txt and ../resources/blank.html
var urls = ['./resources/simple.txt', undefined, './resources/blank.html'];
return promise_rejects_js(
test,
TypeError,
cache.addAll(urls),
'Cache.addAll should throw TypeError for an undefined argument.');
}, 'Cache.addAll with a mix of valid and undefined arguments');
cache_test(function(cache) {
return cache.addAll([])
.then(function(result) {
assert_equals(result, undefined,
'Cache.addAll should resolve with undefined on ' +
'success.');
return cache.keys();
})
.then(function(result) {
assert_equals(result.length, 0,
'There should be no entry in the cache.');
});
}, 'Cache.addAll with an empty array');
cache_test(function(cache) {
// Assumes the existence of ../resources/simple.txt and
// ../resources/blank.html
var urls = ['./resources/simple.txt',
self.location.href,
'./resources/blank.html'];
return cache.addAll(urls)
.then(function(result) {
assert_equals(result, undefined,
'Cache.addAll should resolve with undefined on ' +
'success.');
return Promise.all(
urls.map(function(url) { return cache.match(url); }));
})
.then(function(responses) {
assert_class_string(
responses[0], 'Response',
'Cache.addAll should put a resource in the cache.');
assert_class_string(
responses[1], 'Response',
'Cache.addAll should put a resource in the cache.');
assert_class_string(
responses[2], 'Response',
'Cache.addAll should put a resource in the cache.');
return Promise.all(
responses.map(function(response) { return response.text(); }));
})
.then(function(bodies) {
assert_equals(
bodies[0], 'a simple text file\n',
'Cache.add should retrieve the correct body.');
assert_equals(
bodies[2], '<!DOCTYPE html>\n<title>Empty doc</title>\n',
'Cache.add should retrieve the correct body.');
});
}, 'Cache.addAll with string URL arguments');
cache_test(function(cache) {
// Assumes the existence of ../resources/simple.txt and
// ../resources/blank.html
var urls = ['./resources/simple.txt',
self.location.href,
'./resources/blank.html'];
var requests = urls.map(function(url) {
return new Request(url);
});
return cache.addAll(requests)
.then(function(result) {
assert_equals(result, undefined,
'Cache.addAll should resolve with undefined on ' +
'success.');
return Promise.all(
urls.map(function(url) { return cache.match(url); }));
})
.then(function(responses) {
assert_class_string(
responses[0], 'Response',
'Cache.addAll should put a resource in the cache.');
assert_class_string(
responses[1], 'Response',
'Cache.addAll should put a resource in the cache.');
assert_class_string(
responses[2], 'Response',
'Cache.addAll should put a resource in the cache.');
return Promise.all(
responses.map(function(response) { return response.text(); }));
})
.then(function(bodies) {
assert_equals(
bodies[0], 'a simple text file\n',
'Cache.add should retrieve the correct body.');
assert_equals(
bodies[2], '<!DOCTYPE html>\n<title>Empty doc</title>\n',
'Cache.add should retrieve the correct body.');
});
}, 'Cache.addAll with Request arguments');
cache_test(function(cache, test) {
// Assumes that ../resources/simple.txt and ../resources/blank.html exist.
// The second resource does not.
var urls = ['./resources/simple.txt',
'this-resource-should-not-exist',
'./resources/blank.html'];
var requests = urls.map(function(url) {
return new Request(url);
});
return promise_rejects_js(
test,
TypeError,
cache.addAll(requests),
'Cache.addAll should reject with TypeError if any request fails')
.then(function() {
return Promise.all(urls.map(function(url) {
return cache.match(url);
}));
})
.then(function(matches) {
assert_array_equals(
matches,
[undefined, undefined, undefined],
'If any response fails, no response should be added to cache');
});
}, 'Cache.addAll with a mix of succeeding and failing requests');
cache_test(function(cache, test) {
var request = new Request('../resources/simple.txt');
return promise_rejects_dom(
test,
'InvalidStateError',
cache.addAll([request, request]),
'Cache.addAll should throw InvalidStateError if the same request is added ' +
'twice.');
}, 'Cache.addAll called with the same Request object specified twice');
cache_test(async function(cache, test) {
const url = './resources/vary.py?vary=x-shape';
let requests = [
new Request(url, { headers: { 'x-shape': 'circle' }}),
new Request(url, { headers: { 'x-shape': 'square' }}),
];
let result = await cache.addAll(requests);
assert_equals(result, undefined, 'Cache.addAll() should succeed');
}, 'Cache.addAll should succeed when entries differ by vary header');
cache_test(async function(cache, test) {
const url = './resources/vary.py?vary=x-shape';
let requests = [
new Request(url, { headers: { 'x-shape': 'circle' }}),
new Request(url, { headers: { 'x-shape': 'circle' }}),
];
await promise_rejects_dom(
test,
'InvalidStateError',
cache.addAll(requests),
'Cache.addAll() should reject when entries are duplicate by vary header');
}, 'Cache.addAll should reject when entries are duplicate by vary header');
// VARY header matching is asymmetric. Determining if two entries are duplicate
// depends on which entry's response is used in the comparison. The target
// response's VARY header determines what request headers are examined. This
// test verifies that Cache.addAll() duplicate checking handles this asymmetric
// behavior correctly.
cache_test(async function(cache, test) {
const base_url = './resources/vary.py';
// Define a request URL that sets a VARY header in the
// query string to be echoed back by the server.
const url = base_url + '?vary=x-size';
// Set a cookie to override the VARY header of the response
// when the request is made with credentials. This will
// take precedence over the query string vary param. This
// is a bit confusing, but it's necessary to construct a test
// where the URL is the same, but the VARY headers differ.
//
// Note, the test could also pass this information in additional
// request headers. If the cookie approach becomes too unwieldy
// this test could be rewritten to use that technique.
await fetch(base_url + '?set-vary-value-override-cookie=x-shape');
test.add_cleanup(_ => fetch(base_url + '?clear-vary-value-override-cookie'));
let requests = [
// This request will result in a Response with a "Vary: x-shape"
// header. This *will not* result in a duplicate match with the
// other entry.
new Request(url, { headers: { 'x-shape': 'circle',
'x-size': 'big' },
credentials: 'same-origin' }),
// This request will result in a Response with a "Vary: x-size"
// header. This *will* result in a duplicate match with the other
// entry.
new Request(url, { headers: { 'x-shape': 'square',
'x-size': 'big' },
credentials: 'omit' }),
];
await promise_rejects_dom(
test,
'InvalidStateError',
cache.addAll(requests),
'Cache.addAll() should reject when one entry has a vary header ' +
'matching an earlier entry.');
// Test the reverse order now.
await promise_rejects_dom(
test,
'InvalidStateError',
cache.addAll(requests.reverse()),
'Cache.addAll() should reject when one entry has a vary header ' +
'matching a later entry.');
}, 'Cache.addAll should reject when one entry has a vary header ' +
'matching another entry');
done();