@Config(reportSdk = GINGERBREAD)
@Test
public void responseSourceHeaderSetsResponseValue() throws Exception {
server.enqueue(new MockResponse());
Downloader.Response response1 = loader.load(URL, false);
assertThat(response1.cached).isFalse();
server.enqueue(new MockResponse().addHeader(RESPONSE_SOURCE, "CACHE 200"));
Downloader.Response response2 = loader.load(URL, true);
assertThat(response2.cached).isTrue();
}
@Config(reportSdk = ICE_CREAM_SANDWICH)
@Test
public void cacheOnlyInstalledOnce() throws Exception {
UrlConnectionDownloader.cache = null;
server.enqueue(new MockResponse());
loader.load(URL, false);
Object cache = UrlConnectionDownloader.cache;
assertThat(cache).isNotNull();
server.enqueue(new MockResponse());
loader.load(URL, false);
assertThat(UrlConnectionDownloader.cache).isSameAs(cache);
}
@Config(reportSdk = GINGERBREAD)
@Test
public void allowExpiredSetsCacheControl() throws Exception {
server.enqueue(new MockResponse());
loader.load(URL, false);
RecordedRequest request1 = server.takeRequest();
assertThat(request1.getHeader("Cache-Control")).isNull();
server.enqueue(new MockResponse());
loader.load(URL, true);
RecordedRequest request2 = server.takeRequest();
assertThat(request2.getHeader("Cache-Control")) //
.isEqualTo("only-if-cached,max-age=" + Integer.MAX_VALUE);
}
@Config(reportSdk = GINGERBREAD)
@Test
public void cacheNotInstalledWhenUnavailable() throws Exception {
UrlConnectionDownloader.cache = null;
server.enqueue(new MockResponse());
loader.load(URL, false);
Object cache = UrlConnectionDownloader.cache;
assertThat(cache).isNull();
}
@Test
public void throwsResponseException() throws Exception {
server.enqueue(new MockResponse().setStatus("HTTP/1.1 401 Not Authorized"));
try {
loader.load(URL, false);
fail("Expected ResponseException.");
} catch (Downloader.ResponseException e) {
assertThat(e).hasMessage("401 Not Authorized");
}
}
@Test
public void readsContentLengthHeader() throws Exception {
server.enqueue(new MockResponse().addHeader("Content-Length", 1024));
Downloader.Response response = loader.load(URL, true);
assertThat(response.contentLength).isEqualTo(1024);
}