#919 - io.ebean package initial

src/test/java/io/ebeaninternal/server/querydefn/OrmQueryDetailParserTest.java

@@ -0,0 +1,116 @@
+package io.ebeaninternal.server.querydefn;
+
+import io.ebean.BaseTestCase;
+import org.junit.Test;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+
+
+public class OrmQueryDetailParserTest extends BaseTestCase {
+
+  OrmQueryDetail parse(String query) {
+    return new OrmQueryDetailParser(query).parse();
+  }
+
+  @Test(expected = NullPointerException.class)
+  public void parse_when_nullString() throws Exception {
+    parse(null);
+  }
+
+  @Test
+  public void parse_when_emptyString() throws Exception {
+    assertTrue(parse("").isEmpty());
+  }
+
+  @Test
+  public void testParseBasic() throws Exception {
+
+    OrmQueryDetail detail = parse("select (id,name)");
+
+    OrmQueryProperties root = detail.getChunk(null, false);
+    assertNull(root.getPath());
+    assertThat(root.getIncluded()).containsExactly("id", "name");
+  }
+
+  @Test
+  public void testParseEmptySelect() throws Exception {
+
+    OrmQueryDetail detail = parse("select  fetch customer (email)");
+
+    OrmQueryProperties root = detail.getChunk(null, false);
+    assertNull(root.getPath());
+    assertThat(root.getIncluded()).isNull();
+
+    OrmQueryProperties chunk = detail.getChunk("customer", false);
+    assertThat(chunk.getPath()).isEqualTo("customer");
+    assertThat(chunk.getIncluded()).contains("email");
+  }
+
+  @Test
+  public void testParseSelectFetch() throws Exception {
+
+    OrmQueryDetail detail = parse("select (id,name) fetch customer (email)");
+
+    OrmQueryProperties root = detail.getChunk(null, false);
+    assertNull(root.getPath());
+    assertThat(root.getIncluded()).contains("id", "name");
+
+    OrmQueryProperties chunk = detail.getChunk("customer", false);
+    assertThat(chunk.getPath()).isEqualTo("customer");
+    assertThat(chunk.getIncluded()).contains("email");
+  }
+
+  @Test
+  public void testParseSelectFetchMore() throws Exception {
+
+    OrmQueryDetail detail = parse("select (id,name) fetch customer (email) fetch details.product (sku,description)");
+
+    OrmQueryProperties root = detail.getChunk(null, false);
+    assertNull(root.getPath());
+    assertThat(root.getIncluded()).contains("id", "name");
+
+    OrmQueryProperties chunk = detail.getChunk("customer", false);
+    assertThat(chunk.getPath()).isEqualTo("customer");
+    assertThat(chunk.getIncluded()).contains("email");
+
+    chunk = detail.getChunk("details.product", false);
+    assertThat(chunk.getPath()).isEqualTo("details.product");
+    assertThat(chunk.getIncluded()).contains("sku", "description");
+  }
+
+  @Test
+  public void testParseWithPlusQuery() throws Exception {
+
+    OrmQueryDetail detail = parse("select (id,name) fetch customer (+query,id,name,email)");
+
+    OrmQueryProperties root = detail.getChunk(null, false);
+    assertNull(root.getPath());
+    assertThat(root.getIncluded()).contains("id", "name");
+
+    OrmQueryProperties chunk = detail.getChunk("customer", false);
+    assertThat(chunk.getPath()).isEqualTo("customer");
+    assertThat(chunk.getIncluded()).contains("id", "name", "email");
+    assertThat(chunk.isQueryFetch()).isTrue();
+  }
+
+  @Test
+  public void testTuneApply() {
+
+    OrmQueryDetail detail = parse("select (status) fetch customer (email)");
+    OrmQueryDetail tune = parse("select (id,name) fetch customer (+query,id,name,email)");
+
+    detail.tuneFetchProperties(tune);
+
+    OrmQueryProperties root = detail.getChunk(null, false);
+    assertNull(root.getPath());
+    assertThat(root.getIncluded()).contains("id", "name");
+
+    OrmQueryProperties chunk = detail.getChunk("customer", false);
+    assertThat(chunk.getPath()).isEqualTo("customer");
+    assertThat(chunk.getIncluded()).contains("id", "name", "email");
+    assertThat(chunk.isQueryFetch()).isTrue();
+  }
+
+}