#78: Data.selection package at 100%.

core/src/test/java/io/parsingdata/metal/data/selection/ByNameTest.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2013-2016 Netherlands Forensic Institute
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.parsingdata.metal.data.selection;
+
+import io.parsingdata.metal.data.ParseGraph;
+import org.junit.Test;
+
+import static junit.framework.TestCase.assertNull;
+
+public class ByNameTest {
+
+    @Test
+    public void getValueOnEmpty() {
+        assertNull(ByName.getValue(ParseGraph.EMPTY, "name"));
+    }
+
+    @Test
+    public void getValueOnBranchedEmpty() {
+        assertNull(ByName.getValue(ParseGraph.EMPTY.addBranch(ParseGraph.NONE), "name"));
+    }
+
+}

core/src/test/java/io/parsingdata/metal/data/selection/ByOffsetTest.java

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2013-2016 Netherlands Forensic Institute
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.parsingdata.metal.data.selection;
+
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+import static io.parsingdata.metal.data.ParseGraph.EMPTY;
+import static io.parsingdata.metal.data.selection.ByOffset.getLowestOffsetValue;
+
+public class ByOffsetTest {
+
+    @Rule
+    public ExpectedException thrown = ExpectedException.none();
+
+    @Test
+    public void getLowestOffsetWithoutValue() {
+        thrown.expect(IllegalStateException.class);
+        thrown.expectMessage("Cannot determine lowest offset if graph does not contain a value.");
+        getLowestOffsetValue(EMPTY);
+    }
+
+}

core/src/test/java/io/parsingdata/metal/data/selection/ByTypeTest.java

@@ -0,0 +1,40 @@
+/*
+ * Copyright 2013-2016 Netherlands Forensic Institute
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.parsingdata.metal.data.selection;
+
+import io.parsingdata.metal.data.ParseRef;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+import static io.parsingdata.metal.data.ParseGraph.EMPTY;
+import static io.parsingdata.metal.data.ParseGraph.NONE;
+import static io.parsingdata.metal.data.selection.ByType.getRefs;
+
+public class ByTypeTest {
+
+    @Rule
+    public ExpectedException thrown = ExpectedException.none();
+
+    @Test
+    public void unresolvableRef() {
+        thrown.expect(IllegalStateException.class);
+        thrown.expectMessage("A ref must point to an existing graph.");
+        getRefs(EMPTY.add(new ParseRef(0, NONE)));
+    }
+
+}