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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.text.interpretation.test;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import com.yahoo.text.interpretation.AnnotationClass;
import com.yahoo.text.interpretation.Annotations;
import com.yahoo.text.interpretation.Interpretation;
import com.yahoo.text.interpretation.Span;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
/**
* @author Arne Bergene Fossaa
*/
public class AnnotationTestCase {
@Test
void testSimpleAnnotations() {
Interpretation i = new Interpretation("new york hotel");
i.annotate("sentence").put("isValid", true);
i.annotate(0, 3, "token");
i.annotate(0, 8, "place_name").put("^taxonomy:place_category", "city");
i.annotate(0, 8, "place_name").put("woeid", "12345678");
//i.getInterpretationAnnotation().put("domain","jaffa");
i.setProbability(0.5);
assertNotNull(i.get("sentence"));
}
@Test
void testAnnotationAPI() {
Interpretation a = new Interpretation("new york hotel");
a.annotate(0, 3, "token");
a.annotate(0, 8, "state").put("name", "New York");
a.annotate(0, 8, "state").put("country", "US");
a.annotate(0, 8, "state").put("coast", "east");
a.annotate(9, 14, "business");
a.annotate(4, 8, "token");
a.annotate(9, 14, "token");
for (Span span : a.getTokens()) {
assertTrue(span.hasClass(new AnnotationClass("token")));
}
Set<AnnotationClass> annotationClasses = a.getClasses(0, 3);
Set<AnnotationClass> testClass = new HashSet<>(Arrays.asList(
new AnnotationClass("token"), new AnnotationClass("state")));
assertEquals(testClass, annotationClasses);
assertNull(a.get("state", "country"));
assertEquals("US", a.get(0, 8, "state", "country"));
assertEquals("new york", a.root().getSubSpans().get(0).getText());
assertEquals("hotel", a.root().getSubSpans().get(1).getText());
assertEquals(2, a.root().getSubSpans().size());
//Test scoring
a.setProbability(5);
Interpretation b = new Interpretation("new york hotel");
b.setProbability(3);
//Test the interpretation API
a.annotate("vespa_query");
assertNotNull(a.get("vespa_query"));
//This is bad about the API, getTokens may not necessairily return what a user thinks a token is
//But it should still be tested
a.annotate(0, 1, "n");
Set<String> testSet = new HashSet<>(Arrays.asList("n", "york", "hotel"));
for (Span span :a.getTokens()) {
assertTrue(testSet.remove(span.getText()));
}
assertEquals(0, testSet.size());
}
//The following testcase is a test with the api on a use_case, no cornercases here
@Test
void testUsability() {
Interpretation interpretation = new Interpretation("new york crab pizza");
interpretation.annotate(0, 8, "place_name").put("^taxonomy:place_category", "city");
interpretation.annotate(0, 8, "place_name").put("woe_id", 2459115);
interpretation.annotate(9, 13, "food");
interpretation.annotate(14, 19, "food");
//Here we want to write code that finds out if the interpretation
//matches pizza and toppings.
List<Span> pizzaSpans = interpretation.getTermSpans("pizza");
if (pizzaSpans.size() > 0) {
//We know that we have pizza, now we want to get some topping
//In a perfect world, pizza topping would have its own annotation class
//but for now, we'll just accept terms that have been tokenized with food
List<String> toppings = new ArrayList<>();
for (Annotations annotations :interpretation.getAll("food")) {
if (!annotations.getSubString().equalsIgnoreCase("pizza")) {
toppings.add(annotations.getSubString());
}
}
//We also want to find out where we should search for pizza places
//Since we know that our interpreter engine is smart, we know
//that all spans that has the annotation "place_name" has a "woe_id".
int woe_id = 0;
for (Annotations annotations :interpretation.getAll("place_name")) {
//This will return either 0 or throw a bad exception
//if a number is not found
woe_id = annotations.getInteger("woe_id");
}
assertEquals(Arrays.asList("crab"), toppings);
assertEquals(2459115, woe_id);
}
}
}
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