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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.http;
import ai.vespa.http.HttpURL.Path;
import ai.vespa.validation.Name;
import ai.vespa.http.HttpURL.Query;
import org.junit.jupiter.api.Test;
import java.net.URI;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.OptionalInt;
import java.util.function.Consumer;
import static ai.vespa.http.DomainName.localhost;
import static ai.vespa.http.HttpURL.Scheme.http;
import static ai.vespa.http.HttpURL.Scheme.https;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
/**
* @author jonmv
*/
class HttpURLTest {
@Test
void testConversionBackAndForth() {
for (String uri : List.of("http://minimal",
"http://empty.query?",
"http://zero-port:0?no=path",
"http://only-path/",
"https://strange/queries?=&foo",
"https://weirdness?=foo",
"https://encoded/%3F%3D%26%2F?%3F%3D%26%2F=%3F%3D%26%2F",
"https://host.at.domain:123/one/two/?three=four&five")) {
Consumer<String> pathValidator = __ -> { };
assertEquals(uri, HttpURL.from(URI.create(uri), pathValidator, pathValidator).asURI().toString(),
"uri '" + uri + "' should be returned unchanged");
}
}
@Test
void testModification() {
HttpURL url = HttpURL.create(http, localhost).withPath(Path.empty(Name::of));
assertEquals(http, url.scheme());
assertEquals(localhost, url.domain());
assertEquals(OptionalInt.empty(), url.port());
assertEquals(Path.empty(Name::of), url.path());
assertEquals(HttpURL.Query.empty(Name::of), url.query());
url = url.withScheme(https)
.withDomain(DomainName.of("domain"))
.withPort(0)
.withPath(url.path().append("foo").withoutTrailingSlash())
.withQuery(url.query().add("boo", "bar").add("baz"));
assertEquals(https, url.scheme());
assertEquals(DomainName.of("domain"), url.domain());
assertEquals(OptionalInt.of(0), url.port());
assertEquals(Path.parse("/foo", Name::of), url.path());
assertEquals(HttpURL.Query.parse("boo=bar&baz", Name::of), url.query());
}
@Test
void testInvalidURIs() {
assertEquals("scheme must be HTTP or HTTPS",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("file:/txt"))).getMessage());
assertEquals("URI must specify a host",
assertThrows(NullPointerException.class,
() -> HttpURL.from(URI.create("http:///foo"))).getMessage());
assertEquals("port number must be at least '-1' and at most '65535', but got: '65536'",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo:65536/bar"))).getMessage());
assertEquals("uri should be normalized, but got: http://foo//",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo//"))).getMessage());
assertEquals("uri should be normalized, but got: http://foo/./",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo/./"))).getMessage());
assertEquals("path segments cannot be \"\", \".\", or \"..\", but got: '..'",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo/.."))).getMessage());
assertEquals("path segments cannot be \"\", \".\", or \"..\", but got: '..'",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo/.%2E"))).getMessage());
assertEquals("name must match '[A-Za-z][A-Za-z0-9_-]{0,63}', but got: '/'",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo/%2F"), Name::of, Name::of)).getMessage());
assertEquals("name must match '[A-Za-z][A-Za-z0-9_-]{0,63}', but got: '/'",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo?%2F"), Name::of, Name::of)).getMessage());
assertEquals("name must match '[A-Za-z][A-Za-z0-9_-]{0,63}', but got: ''",
assertThrows(IllegalArgumentException.class,
() -> HttpURL.from(URI.create("http://foo?"), Name::of, Name::of)).getMessage());
}
@Test
void testPath() {
Path path = Path.parse("foo/bar/baz", Name::of);
List<String> expected = List.of("foo", "bar", "baz");
assertEquals(expected, path.segments());
assertEquals(expected.subList(1, 3), path.skip(1).segments());
assertEquals(expected.subList(0, 2), path.cut(1).segments());
assertEquals(expected.subList(1, 2), path.skip(1).cut(1).segments());
assertEquals("path '/foo/bar/baz/'", path.withTrailingSlash().toString());
assertEquals(path, path.withoutTrailingSlash().withoutTrailingSlash());
assertEquals(List.of("one", "foo", "bar", "baz", "two"),
Path.empty().append(List.of("one")).append(path).append("two").segments());
assertEquals(List.of(expected.get(2), expected.get(0)),
path.append(path).cut(2).skip(2).segments());
for (int i = 0; i < 3; i++) {
assertEquals(path.head(i), path.cut(3 - i));
assertEquals(path.tail(i), path.skip(3 - i));
}
assertThrows(NullPointerException.class,
() -> path.append((String) null));
List<String> names = new ArrayList<>();
names.add(null);
assertThrows(NullPointerException.class,
() -> path.append(names));
assertEquals("name must match '[A-Za-z][A-Za-z0-9_-]{0,63}', but got: '???'",
assertThrows(IllegalArgumentException.class,
() -> path.append("???")).getMessage());
assertEquals("skip count must be at least '0' and at most '1', but got: '2'",
assertThrows(IllegalArgumentException.class,
() -> path.cut(2).skip(2)).getMessage());
assertEquals("path segment decoded cannot contain '/', but got: '/'",
assertThrows(IllegalArgumentException.class,
() -> Path.empty().append("%2525252525252525%2525252525253%25252532%252525%252534%36")).getMessage());
assertEquals("path segment decoded cannot contain '?', but got: '?'",
assertThrows(IllegalArgumentException.class,
() -> Path.empty().append("?")).getMessage());
assertEquals("path segment decoded cannot contain '#', but got: '#'",
assertThrows(IllegalArgumentException.class,
() -> Path.empty().append("#")).getMessage());
assertEquals("path segments cannot be \"\", \".\", or \"..\", but got: '..'",
assertThrows(IllegalArgumentException.class,
() -> Path.empty().append("%2E%25252E")).getMessage());
assertEquals("path segments cannot be \"\", \".\", or \"..\", but got: ''",
assertThrows(IllegalArgumentException.class,
() -> Path.parse("//")).getMessage());
}
@Test
void testQuery() {
Query query = Query.parse("foo=bar&baz", Name::of);
Map<String, String> expected = new LinkedHashMap<>();
expected.put("foo", "bar");
expected.put("baz", null);
assertEquals(expected, query.lastEntries());
expected.remove("baz");
assertEquals(expected, query.remove("baz").lastEntries());
expected.put("baz", null);
expected.remove("foo");
assertEquals(expected, query.remove("foo").lastEntries());
assertEquals(expected, Query.empty(Name::of).set("baz").lastEntries());
assertEquals("query 'foo=bar&baz=bax&quu=fez&moo'",
query.set("baz", "bax").set(Map.of("quu", "fez")).set("moo").toString());
Query bloated = query.add("baz", "bax").add(Map.of("quu", List.of("fez", "pop"))).add("moo").add("moo").add("foo", "bar");
List<String> foos = new ArrayList<>(); foos.add("bar"); foos.add("bar");
List<String> bazs = new ArrayList<>(); bazs.add(null); bazs.add("bax");
List<String> quus = new ArrayList<>(); quus.add("fez"); quus.add("pop");
List<String> moos = new ArrayList<>(); moos.add(null); moos.add(null);
assertEquals(List.of(Map.entry("foo", foos), Map.entry("baz", bazs), Map.entry("quu", quus), Map.entry("moo", moos)),
new ArrayList<>(bloated.entries().entrySet()));
Map<String, String> last = new LinkedHashMap<>();
last.put("foo", "bar");
last.put("baz", "bax");
last.put("quu", "pop");
last.put("moo", null);
assertEquals(new ArrayList<>(last.entrySet()), new ArrayList<>(bloated.lastEntries().entrySet()));
assertEquals("query 'foo=bar&baz&baz=bax&quu=fez&quu=pop&moo&moo&foo=bar'",
bloated.toString());
assertEquals("query 'foo=bar&quu=fez&quu=pop&moo&moo&foo=bar'",
bloated.remove("baz").toString());
assertEquals("query 'baz&baz=bax&quu=fez&quu=pop&moo&moo'",
bloated.remove("foo").toString());
assertEquals("query 'foo=bar&baz&baz=bax&quu=fez&quu=pop&foo=bar&moo'",
bloated.set("moo").toString());
assertEquals("no query",
bloated.remove(last.keySet()).toString());
assertThrows(NullPointerException.class,
() -> query.remove((String) null));
assertThrows(NullPointerException.class,
() -> query.add((String) null));
assertThrows(NullPointerException.class,
() -> query.add(null, "hax"));
assertThrows(NullPointerException.class,
() -> query.add("hax", null));
Map<String, String> names = new LinkedHashMap<>();
names.put(null, "hax");
assertThrows(NullPointerException.class,
() -> query.set(names));
}
}
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