@Test
public void testNullNamespaceAlias() throws Exception {
Schema s = Schema.parse("{\"type\":\"record\",\"name\":\"Z\",\"fields\":[]}");
Schema t =
Schema.parse(
"{\"type\":\"record\",\"name\":\"x.Y\",\"aliases\":[\".Z\"]," + "\"fields\":[]}");
Schema u = Schema.applyAliases(s, t);
assertEquals("x.Y", u.getFullName());
}
@Test
public void testAliases() throws Exception {
String t1 =
"{\"type\":\"record\",\"name\":\"a.b\",\"fields\":["
+ "{\"name\":\"f\",\"type\":\"long\"},"
+ "{\"name\":\"h\",\"type\":\"int\"}]}";
String t2 =
"{\"type\":\"record\",\"name\":\"x.y\",\"aliases\":[\"a.b\"],"
+ "\"fields\":[{\"name\":\"g\",\"type\":\"long\",\"aliases\":[\"f\"]},"
+ "{\"name\":\"h\",\"type\":\"int\"}]}";
Schema s1 = Schema.parse(t1);
Schema s2 = Schema.parse(t2);
assertEquals(s1.getAliases(), Collections.emptySet());
assertEquals(s1.getField("f").aliases(), Collections.emptySet());
assertEquals(s2.getAliases(), Collections.singleton("a.b"));
assertEquals(s2.getField("g").aliases(), Collections.singleton("f"));
Schema s3 = Schema.applyAliases(s1, s2);
assertFalse(s2 == s3);
assertEquals(s2, s3);
t1 = "{\"type\":\"enum\",\"name\":\"a.b\"," + "\"symbols\":[\"x\"]}";
t2 = "{\"type\":\"enum\",\"name\":\"a.c\",\"aliases\":[\"b\"]," + "\"symbols\":[\"x\"]}";
s1 = Schema.parse(t1);
s2 = Schema.parse(t2);
s3 = Schema.applyAliases(s1, s2);
assertFalse(s2 == s3);
assertEquals(s2, s3);
t1 = "{\"type\":\"fixed\",\"name\":\"a\"," + "\"size\": 5}";
t2 = "{\"type\":\"fixed\",\"name\":\"b\",\"aliases\":[\"a\"]," + "\"size\": 5}";
s1 = Schema.parse(t1);
s2 = Schema.parse(t2);
s3 = Schema.applyAliases(s1, s2);
assertFalse(s2 == s3);
assertEquals(s2, s3);
}
