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109 changes: 109 additions & 0 deletions
109
smithy-model/src/test/java/software/amazon/smithy/model/selector/SelectorRunnerTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| package software.amazon.smithy.model.selector; | ||
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| import java.io.IOException; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
| import java.nio.file.Paths; | ||
| import java.util.ArrayList; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.Set; | ||
| import java.util.TreeSet; | ||
| import java.util.stream.Collectors; | ||
| import java.util.stream.Stream; | ||
| import org.junit.jupiter.api.Assertions; | ||
| import org.junit.jupiter.params.ParameterizedTest; | ||
| import org.junit.jupiter.params.provider.MethodSource; | ||
| import software.amazon.smithy.model.Model; | ||
| import software.amazon.smithy.model.loader.Prelude; | ||
| import software.amazon.smithy.model.node.ObjectNode; | ||
| import software.amazon.smithy.model.shapes.Shape; | ||
| import software.amazon.smithy.model.shapes.ShapeId; | ||
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| public final class SelectorRunnerTest { | ||
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| @ParameterizedTest(name = "{0}") | ||
| @MethodSource("source") | ||
| public void selectorTest(Path filename) { | ||
| Model model = Model.assembler().addImport(filename).assemble().unwrap(); | ||
| List<ObjectNode> tests = findTestCases(model); | ||
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| for (ObjectNode test : tests) { | ||
| Selector selector = Selector.parse(test.expectStringMember("selector").getValue()); | ||
| boolean skipPrelude = test.getBooleanMemberOrDefault("skipPreludeShapes", false); | ||
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| Set<ShapeId> expectedMatches = new HashSet<>(new HashSet<>(test.expectArrayMember("matches") | ||
| .getElementsAs(n -> n.expectStringNode("Each element of matches must be an ID").expectShapeId()))) | ||
| .stream() | ||
| .filter(shapeId -> { | ||
| String namespace = shapeId.getNamespace(); | ||
| return !namespace.contains(Prelude.NAMESPACE) | ||
| || (!skipPrelude && namespace.contains(Prelude.NAMESPACE)); | ||
| }) | ||
| .collect(Collectors.toSet()); | ||
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| Set<ShapeId> actualMatches = selector.shapes(model) | ||
| .map(Shape::getId) | ||
| .filter(shapeId -> { | ||
| String namespace = shapeId.getNamespace(); | ||
| return !namespace.contains(Prelude.NAMESPACE) | ||
| || (!skipPrelude && namespace.contains(Prelude.NAMESPACE)); | ||
| }) | ||
| .collect(Collectors.toSet()); | ||
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| if (!expectedMatches.equals(actualMatches)) { | ||
| failTest(filename, test, expectedMatches, actualMatches); | ||
| } | ||
| } | ||
| } | ||
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| private List<ObjectNode> findTestCases(Model model) { | ||
| return model.getMetadataProperty("selectorTests") | ||
| .orElseThrow(() -> new IllegalArgumentException("Missing selectorTests metadata key")) | ||
| .expectArrayNode("selectorTests must be an array") | ||
| .getElementsAs(ObjectNode.class); | ||
| } | ||
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| private void failTest(Path filename, ObjectNode test, Set<ShapeId> expectedMatches, Set<ShapeId> actualMatches) { | ||
| String selector = test.expectStringMember("selector").getValue(); | ||
| Set<ShapeId> missing = new TreeSet<>(expectedMatches); | ||
| missing.removeAll(actualMatches); | ||
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| Set<ShapeId> extra = new TreeSet<>(actualMatches); | ||
| extra.removeAll(expectedMatches); | ||
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| StringBuilder error = new StringBuilder("Selector ") | ||
| .append(selector) | ||
| .append(" test case failed.\n"); | ||
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| if (!missing.isEmpty()) { | ||
| error.append("The following shapes were not matched: ").append(missing).append(".\n"); | ||
| } | ||
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| if (!extra.isEmpty()) { | ||
| error.append("The following shapes were matched unexpectedly: ").append(extra).append(".\n"); | ||
| } | ||
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| test.getStringMember("documentation") | ||
| .ifPresent(docs -> error.append('(').append(docs.getValue()).append(")")); | ||
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| Assertions.fail(error.toString()); | ||
| } | ||
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| public static List<Path> source() throws Exception { | ||
| List<Path> paths = new ArrayList<>(); | ||
| try (Stream<Path> files = Files.walk(Paths.get(SelectorRunnerTest.class.getResource("cases").toURI()))) { | ||
| files | ||
| .filter(Files::isRegularFile) | ||
| .filter(file -> { | ||
| String filename = file.toString(); | ||
| return filename.endsWith(".smithy") || filename.endsWith(".json"); | ||
| }) | ||
| .forEach(paths::add); | ||
| } catch (IOException e) { | ||
| throw new RuntimeException("Error loading models for selector runner", e); | ||
| } | ||
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| return paths; | ||
| } | ||
| } |
35 changes: 35 additions & 0 deletions
35
...src/test/resources/software/amazon/smithy/model/selector/cases/attribute-existence.smithy
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,35 @@ | ||
| $version: "2.0" | ||
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| metadata selectorTests = [ | ||
| { | ||
| selector: "[trait|enum]" | ||
| matches: [ | ||
| smithy.example#SimpleEnum | ||
| smithy.example#EnumWithTags | ||
| ] | ||
| }, | ||
| { | ||
| selector: "[trait|enum|(values)|tags|(values)]" | ||
| matches: [ | ||
| smithy.example#EnumWithTags | ||
| ] | ||
| } | ||
| ] | ||
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| namespace smithy.example | ||
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| @deprecated | ||
| string NoMatch | ||
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| @enum([ | ||
| {name: "foo", value: "foo"} | ||
| {name: "baz", value: "baz"} | ||
| ]) | ||
| string SimpleEnum | ||
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| @enum([ | ||
| {name: "foo", value: "foo", tags: ["a"]} | ||
| {name: "baz", value: "baz"} | ||
| {name: "spam", value: "spam", tags: []} | ||
| ]) | ||
| string EnumWithTags |
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