IResourceCachingStrategy strategy = new FilenameWithVersionResourceCachingStrategy(
"-version-", new StaticResourceVersion("foobar"));
INamedParameters params = new PageParameters();
ResourceUrl url = new ResourceUrl("test.js", params);
strategy.decorateUrl(url, resource);
assertEquals("test-version-foobar.js", url.getFileName());
strategy.undecorateUrl(url);
assertEquals("test.js", url.getFileName());
url = new ResourceUrl("test", params);
strategy.decorateUrl(url, resource);
assertEquals("test-version-foobar", url.getFileName());
strategy.undecorateUrl(url);
assertEquals("test", url.getFileName());
// this behavior is o.k. since a browser could request an
// previous version of the resource. for example we
// could first have 'test-alpha.txt' which would be later replaced
// by 'test-beta.txt' but in any case will point to
// internal resource 'test.txt'
url = new ResourceUrl("test-version-older.txt", params);
strategy.undecorateUrl(url);
assertEquals("test.txt", url.getFileName());
// weird but valid
url = new ResourceUrl("test-version-.txt", params);
strategy.undecorateUrl(url);
assertEquals("test.txt", url.getFileName());
// weird but valid
url = new ResourceUrl("test-version--------", params);
strategy.undecorateUrl(url);
assertEquals("test", url.getFileName());
// weird but valid
url = new ResourceUrl("test-version-1.0.3-alpha.txt", params);
strategy.undecorateUrl(url);
assertEquals("test.txt", url.getFileName());
// check a version that contains a dot which also marks the filename extension
strategy = new FilenameWithVersionResourceCachingStrategy("-version-",
new StaticResourceVersion("1.0.4-beta"));
url = new ResourceUrl("test.txt", params);
strategy.decorateUrl(url, resource);
assertEquals("test-version-1.0.4-beta.txt", url.getFileName());
}