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// Copyright Vespa.ai. 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.DataType;
import com.yahoo.document.datatypes.FieldValue;
import com.yahoo.document.datatypes.IntegerFieldValue;
import com.yahoo.document.datatypes.StringFieldValue;
import com.yahoo.vespa.indexinglanguage.SimpleTestAdapter;
import org.junit.Test;
import static com.yahoo.vespa.indexinglanguage.expressions.ExpressionAssert.assertVerify;
import static org.junit.Assert.*;
/**
* @author Simon Thoresen Hult
*/
public class RandomTestCase {
@Test
public void requireThatAccessorsWork() {
RandomExpression exp = new RandomExpression(69);
assertEquals(Integer.valueOf(69), exp.getMaxValue());
}
@Test
public void requireThatHashCodeAndEqualsAreImplemented() {
Expression exp = new RandomExpression(69);
assertFalse(exp.equals(new Object()));
assertFalse(exp.equals(new RandomExpression(96)));
assertEquals(exp, new RandomExpression(69));
assertEquals(exp.hashCode(), new RandomExpression(69).hashCode());
}
@Test
public void requireThatExpressionCanBeVerified() {
Expression exp = new RandomExpression();
assertVerify(null, exp, DataType.INT);
assertVerify(DataType.INT, exp, DataType.INT);
assertVerify(DataType.STRING, exp, DataType.INT);
}
@Test
public void requireThatRandomValueIsSet() {
for (int i = 0; i < 666; ++i) {
ExecutionContext ctx = new ExecutionContext(new SimpleTestAdapter());
new RandomExpression(69).execute(ctx);
FieldValue val = ctx.getValue();
assertTrue(val instanceof IntegerFieldValue);
assertTrue(((IntegerFieldValue)val).getInteger() < 69);
}
}
@Test
public void requireThatInputValueIsParsedAsMaxIfNoneIsConfigured() {
for (int i = 0; i < 666; ++i) {
ExecutionContext ctx = new ExecutionContext().setValue(new IntegerFieldValue(69));
new RandomExpression().execute(ctx);
FieldValue val = ctx.getValue();
assertTrue(val instanceof IntegerFieldValue);
assertTrue(((IntegerFieldValue)val).getInteger() < 69);
}
}
@Test
public void requireThatIllegalInputThrowsNumberFormatException() {
try {
new RandomExpression().execute(new ExecutionContext());
fail();
} catch (NumberFormatException e) {
}
try {
new RandomExpression().execute(new ExecutionContext().setValue(new StringFieldValue("foo")));
fail();
} catch (NumberFormatException e) {
}
}
@Test
public void requireThatDefaultMaxIsNull() {
assertNull(new RandomExpression().getMaxValue());
}
}
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