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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.indexinglanguage.expressions;
import com.yahoo.document.*;
import com.yahoo.document.datatypes.FieldValue;
import com.yahoo.document.datatypes.StringFieldValue;
import com.yahoo.document.datatypes.Struct;
import com.yahoo.vespa.indexinglanguage.SimpleDocumentAdapter;
import com.yahoo.vespa.indexinglanguage.SimpleTestAdapter;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* @author Simon Thoresen Hult
*/
public class InputTestCase {
@Test
public void requireThatAccessorsWork() {
InputExpression exp = new InputExpression("foo");
assertEquals("foo", exp.getFieldName());
}
@Test
public void requireThatHashCodeAndEqualsAreImplemented() {
Expression exp = new InputExpression("foo");
assertNotEquals(exp, new Object());
assertNotEquals(exp, new InputExpression("bar"));
assertEquals(exp, new InputExpression("foo"));
assertEquals(exp.hashCode(), new InputExpression("foo").hashCode());
}
@Test
public void requireThatExpressionCanBeVerified() {
SimpleTestAdapter adapter = new SimpleTestAdapter(new Field("foo", DataType.STRING));
adapter.setOutputValue(null, "foo", new StringFieldValue("69"));
assertEquals(DataType.STRING, new InputExpression("foo").verify(adapter));
try {
new InputExpression("bar").verify(adapter);
fail();
} catch (VerificationException e) {
assertEquals("Field 'bar' not found", e.getMessage());
}
}
@Test
public void requireThatFieldIsRead() {
ExecutionContext ctx = new ExecutionContext(new SimpleTestAdapter(new Field("in", DataType.STRING)));
ctx.setOutputValue(null, "in", new StringFieldValue("69"));
new InputExpression("in").execute(ctx);
assertEquals(new StringFieldValue("69"), ctx.getValue());
}
@Test
public void requireThatStructFieldsCanBeRead() {
DataType barType = DataType.STRING;
FieldValue bar = barType.createFieldValue("bar");
StructDataType fooType = new StructDataType("my_struct");
fooType.addField(new Field("bar", barType));
Struct foo = new Struct(fooType);
foo.setFieldValue("bar", bar);
DocumentType docType = new DocumentType("my_doc");
docType.addField("foo", fooType);
Document doc = new Document(docType, "id:scheme:my_doc::");
doc.setFieldValue("foo", foo);
ExecutionContext ctx = new ExecutionContext(new SimpleDocumentAdapter(doc));
assertEquals(foo, new InputExpression("foo").execute(ctx));
assertEquals(bar, new InputExpression("foo.bar").execute(ctx));
}
}
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