--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/langtools/jdk/jshell/KullaTesting.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,1233 @@
+/*
+ * Copyright (c) 2014, 2015, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.PrintStream;
+import java.io.StringWriter;
+import java.lang.reflect.Method;
+import java.lang.module.Configuration;
+import java.lang.module.ModuleFinder;
+import java.nio.file.Paths;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.LinkedHashMap;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.TreeMap;
+import java.util.function.Consumer;
+import java.util.function.Predicate;
+import java.util.function.Supplier;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import javax.tools.Diagnostic;
+
+import jdk.jshell.EvalException;
+import jdk.jshell.JShell;
+import jdk.jshell.JShell.Subscription;
+import jdk.jshell.Snippet;
+import jdk.jshell.DeclarationSnippet;
+import jdk.jshell.ExpressionSnippet;
+import jdk.jshell.ImportSnippet;
+import jdk.jshell.Snippet.Kind;
+import jdk.jshell.MethodSnippet;
+import jdk.jshell.Snippet.Status;
+import jdk.jshell.Snippet.SubKind;
+import jdk.jshell.TypeDeclSnippet;
+import jdk.jshell.VarSnippet;
+import jdk.jshell.SnippetEvent;
+import jdk.jshell.SourceCodeAnalysis;
+import jdk.jshell.SourceCodeAnalysis.CompletionInfo;
+import jdk.jshell.SourceCodeAnalysis.Completeness;
+import jdk.jshell.SourceCodeAnalysis.QualifiedNames;
+import jdk.jshell.SourceCodeAnalysis.Suggestion;
+import jdk.jshell.UnresolvedReferenceException;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+
+import jdk.jshell.Diag;
+
+import static java.util.stream.Collectors.toList;
+import static java.util.stream.Collectors.toSet;
+
+import static jdk.jshell.Snippet.Status.*;
+import static org.testng.Assert.*;
+import static jdk.jshell.Snippet.SubKind.METHOD_SUBKIND;
+import jdk.jshell.SourceCodeAnalysis.Documentation;
+
+public class KullaTesting {
+
+ public static final String IGNORE_VALUE = "<ignore-value>";
+ public static final Class<? extends Throwable> IGNORE_EXCEPTION = (new Throwable() {}).getClass();
+ public static final Snippet MAIN_SNIPPET;
+
+ private SourceCodeAnalysis analysis = null;
+ private JShell state = null;
+ private InputStream inStream = null;
+ private ByteArrayOutputStream outStream = null;
+ private ByteArrayOutputStream errStream = null;
+
+ private Map<String, Snippet> idToSnippet = new LinkedHashMap<>();
+ private Set<Snippet> allSnippets = new LinkedHashSet<>();
+
+ static {
+ JShell js = JShell.create();
+ MAIN_SNIPPET = js.eval("MAIN_SNIPPET").get(0).snippet();
+ js.close();
+ assertTrue(MAIN_SNIPPET != null, "Bad MAIN_SNIPPET set-up -- must not be null");
+ }
+
+ public enum DiagCheck {
+ DIAG_OK,
+ DIAG_WARNING,
+ DIAG_ERROR,
+ DIAG_IGNORE
+ }
+
+ public void setInput(String s) {
+ setInput(new ByteArrayInputStream(s.getBytes()));
+ }
+
+ public void setInput(InputStream in) {
+ inStream = in;
+ }
+
+ public String getOutput() {
+ String s = outStream.toString();
+ outStream.reset();
+ return s;
+ }
+
+ public String getErrorOutput() {
+ String s = errStream.toString();
+ errStream.reset();
+ return s;
+ }
+
+ /**
+ * @return the analysis
+ */
+ public SourceCodeAnalysis getAnalysis() {
+ if (analysis == null) {
+ analysis = state.sourceCodeAnalysis();
+ }
+ return analysis;
+ }
+
+ /**
+ * @return the state
+ */
+ public JShell getState() {
+ return state;
+ }
+
+ public List<Snippet> getActiveKeys() {
+ return allSnippets.stream()
+ .filter(k -> getState().status(k).isActive())
+ .collect(Collectors.toList());
+ }
+
+ public void addToClasspath(String path) {
+ getState().addToClasspath(path);
+ }
+
+ public void addToClasspath(Path path) {
+ addToClasspath(path.toString());
+ }
+
+ @BeforeMethod
+ public void setUp() {
+ setUp(b -> {});
+ }
+
+ public void setUp(Consumer<JShell.Builder> bc) {
+ InputStream in = new InputStream() {
+ @Override
+ public int read() throws IOException {
+ assertNotNull(inStream);
+ return inStream.read();
+ }
+ @Override
+ public int read(byte[] b) throws IOException {
+ assertNotNull(inStream);
+ return inStream.read(b);
+ }
+ @Override
+ public int read(byte[] b, int off, int len) throws IOException {
+ assertNotNull(inStream);
+ return inStream.read(b, off, len);
+ }
+ };
+ outStream = new ByteArrayOutputStream();
+ errStream = new ByteArrayOutputStream();
+ JShell.Builder builder = JShell.builder()
+ .in(in)
+ .out(new PrintStream(outStream))
+ .err(new PrintStream(errStream));
+ bc.accept(builder);
+ state = builder.build();
+ allSnippets = new LinkedHashSet<>();
+ idToSnippet = new LinkedHashMap<>();
+ }
+
+ @AfterMethod
+ public void tearDown() {
+ if (state != null) state.close();
+ state = null;
+ analysis = null;
+ allSnippets = null;
+ idToSnippet = null;
+ }
+
+ public ClassLoader createAndRunFromModule(String moduleName, Path modPath) {
+ ModuleFinder finder = ModuleFinder.of(modPath);
+ ModuleLayer parent = ModuleLayer.boot();
+ Configuration cf = parent.configuration()
+ .resolve(finder, ModuleFinder.of(), Set.of(moduleName));
+ ClassLoader scl = ClassLoader.getSystemClassLoader();
+ ModuleLayer layer = parent.defineModulesWithOneLoader(cf, scl);
+ ClassLoader loader = layer.findLoader(moduleName);
+ ClassLoader ccl = Thread.currentThread().getContextClassLoader();
+ Thread.currentThread().setContextClassLoader(loader);
+ return ccl;
+ }
+
+ public List<String> assertUnresolvedDependencies(DeclarationSnippet key, int unresolvedSize) {
+ List<String> unresolved = getState().unresolvedDependencies(key).collect(toList());
+ assertEquals(unresolved.size(), unresolvedSize, "Input: " + key.source() + ", checking unresolved: ");
+ return unresolved;
+ }
+
+ public DeclarationSnippet assertUnresolvedDependencies1(DeclarationSnippet key, Status status, String name) {
+ List<String> unresolved = assertUnresolvedDependencies(key, 1);
+ String input = key.source();
+ assertEquals(unresolved.size(), 1, "Given input: " + input + ", checking unresolved");
+ assertEquals(unresolved.get(0), name, "Given input: " + input + ", checking unresolved: ");
+ assertEquals(getState().status(key), status, "Given input: " + input + ", checking status: ");
+ return key;
+ }
+
+ public DeclarationSnippet assertEvalUnresolvedException(String input, String name, int unresolvedSize, int diagnosticsSize) {
+ List<SnippetEvent> events = assertEval(input, null, UnresolvedReferenceException.class, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, null);
+ SnippetEvent ste = events.get(0);
+ DeclarationSnippet sn = ((UnresolvedReferenceException) ste.exception()).getSnippet();
+ assertEquals(sn.name(), name, "Given input: " + input + ", checking name");
+ assertEquals(getState().unresolvedDependencies(sn).count(), unresolvedSize, "Given input: " + input + ", checking unresolved");
+ assertEquals(getState().diagnostics(sn).count(), (long) diagnosticsSize, "Given input: " + input + ", checking diagnostics");
+ return sn;
+ }
+
+ public Snippet assertKeyMatch(String input, boolean isExecutable, SubKind expectedSubKind, STEInfo mainInfo, STEInfo... updates) {
+ Snippet key = key(assertEval(input, IGNORE_VALUE, mainInfo, updates));
+ String source = key.source();
+ assertEquals(source, input, "Key \"" + input + "\" source mismatch, got: " + source + ", expected: " + input);
+ SubKind subkind = key.subKind();
+ assertEquals(subkind, expectedSubKind, "Key \"" + input + "\" subkind mismatch, got: "
+ + subkind + ", expected: " + expectedSubKind);
+ assertEquals(subkind.isExecutable(), isExecutable, "Key \"" + input + "\", expected isExecutable: "
+ + isExecutable + ", got: " + subkind.isExecutable());
+ Snippet.Kind expectedKind = getKind(key);
+ assertEquals(key.kind(), expectedKind, "Checking kind: ");
+ assertEquals(expectedSubKind.kind(), expectedKind, "Checking kind: ");
+ return key;
+ }
+
+ private Kind getKind(Snippet key) {
+ SubKind expectedSubKind = key.subKind();
+ Kind expectedKind;
+ switch (expectedSubKind) {
+ case SINGLE_TYPE_IMPORT_SUBKIND:
+ case SINGLE_STATIC_IMPORT_SUBKIND:
+ case TYPE_IMPORT_ON_DEMAND_SUBKIND:
+ case STATIC_IMPORT_ON_DEMAND_SUBKIND:
+ expectedKind = Kind.IMPORT;
+ break;
+ case CLASS_SUBKIND:
+ case INTERFACE_SUBKIND:
+ case ENUM_SUBKIND:
+ case ANNOTATION_TYPE_SUBKIND:
+ expectedKind = Kind.TYPE_DECL;
+ break;
+ case METHOD_SUBKIND:
+ expectedKind = Kind.METHOD;
+ break;
+ case VAR_DECLARATION_SUBKIND:
+ case TEMP_VAR_EXPRESSION_SUBKIND:
+ case VAR_DECLARATION_WITH_INITIALIZER_SUBKIND:
+ expectedKind = Kind.VAR;
+ break;
+ case VAR_VALUE_SUBKIND:
+ case ASSIGNMENT_SUBKIND:
+ expectedKind = Kind.EXPRESSION;
+ break;
+ case STATEMENT_SUBKIND:
+ expectedKind = Kind.STATEMENT;
+ break;
+ case UNKNOWN_SUBKIND:
+ expectedKind = Kind.ERRONEOUS;
+ break;
+ default:
+ throw new AssertionError("Unsupported key: " + key.getClass().getCanonicalName());
+ }
+ return expectedKind;
+ }
+
+ public ImportSnippet assertImportKeyMatch(String input, String name, SubKind subkind, STEInfo mainInfo, STEInfo... updates) {
+ Snippet key = assertKeyMatch(input, false, subkind, mainInfo, updates);
+
+ assertTrue(key instanceof ImportSnippet, "Expected an ImportKey, got: " + key.getClass().getName());
+ ImportSnippet importKey = (ImportSnippet) key;
+ assertEquals(importKey.name(), name, "Input \"" + input +
+ "\" name mismatch, got: " + importKey.name() + ", expected: " + name);
+ assertEquals(importKey.kind(), Kind.IMPORT, "Checking kind: ");
+ return importKey;
+ }
+
+ public DeclarationSnippet assertDeclarationKeyMatch(String input, boolean isExecutable, String name, SubKind subkind, STEInfo mainInfo, STEInfo... updates) {
+ Snippet key = assertKeyMatch(input, isExecutable, subkind, mainInfo, updates);
+
+ assertTrue(key instanceof DeclarationSnippet, "Expected a DeclarationKey, got: " + key.getClass().getName());
+ DeclarationSnippet declKey = (DeclarationSnippet) key;
+ assertEquals(declKey.name(), name, "Input \"" + input +
+ "\" name mismatch, got: " + declKey.name() + ", expected: " + name);
+ return declKey;
+ }
+
+ public VarSnippet assertVarKeyMatch(String input, boolean isExecutable, String name, SubKind kind, String typeName, STEInfo mainInfo, STEInfo... updates) {
+ Snippet sn = assertDeclarationKeyMatch(input, isExecutable, name, kind, mainInfo, updates);
+ assertTrue(sn instanceof VarSnippet, "Expected a VarKey, got: " + sn.getClass().getName());
+ VarSnippet variableKey = (VarSnippet) sn;
+ String signature = variableKey.typeName();
+ assertEquals(signature, typeName, "Key \"" + input +
+ "\" typeName mismatch, got: " + signature + ", expected: " + typeName);
+ assertEquals(variableKey.kind(), Kind.VAR, "Checking kind: ");
+ return variableKey;
+ }
+
+ public void assertExpressionKeyMatch(String input, String name, SubKind kind, String typeName) {
+ Snippet key = assertKeyMatch(input, true, kind, added(VALID));
+ assertTrue(key instanceof ExpressionSnippet, "Expected a ExpressionKey, got: " + key.getClass().getName());
+ ExpressionSnippet exprKey = (ExpressionSnippet) key;
+ assertEquals(exprKey.name(), name, "Input \"" + input +
+ "\" name mismatch, got: " + exprKey.name() + ", expected: " + name);
+ assertEquals(exprKey.typeName(), typeName, "Key \"" + input +
+ "\" typeName mismatch, got: " + exprKey.typeName() + ", expected: " + typeName);
+ assertEquals(exprKey.kind(), Kind.EXPRESSION, "Checking kind: ");
+ }
+
+ // For expressions throwing an EvalException
+ public SnippetEvent assertEvalException(String input) {
+ List<SnippetEvent> events = assertEval(input, null, EvalException.class,
+ DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, null);
+ return events.get(0);
+ }
+
+
+ public List<SnippetEvent> assertEvalFail(String input) {
+ return assertEval(input, null, null,
+ DiagCheck.DIAG_ERROR, DiagCheck.DIAG_IGNORE, added(REJECTED));
+ }
+
+ public List<SnippetEvent> assertEval(String input) {
+ return assertEval(input, IGNORE_VALUE, null, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, added(VALID));
+ }
+
+ public List<SnippetEvent> assertEval(String input, String value) {
+ return assertEval(input, value, null, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, added(VALID));
+ }
+
+ public List<SnippetEvent> assertEval(String input, STEInfo mainInfo, STEInfo... updates) {
+ return assertEval(input, IGNORE_VALUE, null, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, mainInfo, updates);
+ }
+
+ public List<SnippetEvent> assertEval(String input, String value,
+ STEInfo mainInfo, STEInfo... updates) {
+ return assertEval(input, value, null, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, mainInfo, updates);
+ }
+
+ public List<SnippetEvent> assertEval(String input, DiagCheck diagMain, DiagCheck diagUpdates) {
+ return assertEval(input, IGNORE_VALUE, null, diagMain, diagUpdates, added(VALID));
+ }
+
+ public List<SnippetEvent> assertEval(String input, DiagCheck diagMain, DiagCheck diagUpdates,
+ STEInfo mainInfo, STEInfo... updates) {
+ return assertEval(input, IGNORE_VALUE, null, diagMain, diagUpdates, mainInfo, updates);
+ }
+
+ public List<SnippetEvent> assertEval(String input,
+ String value, Class<? extends Throwable> exceptionClass,
+ DiagCheck diagMain, DiagCheck diagUpdates,
+ STEInfo mainInfo, STEInfo... updates) {
+ return assertEval(input, diagMain, diagUpdates, new EventChain(mainInfo, value, exceptionClass, updates));
+ }
+
+ // Use this directly or usually indirectly for all non-empty calls to eval()
+ public List<SnippetEvent> assertEval(String input,
+ DiagCheck diagMain, DiagCheck diagUpdates, EventChain... eventChains) {
+ return checkEvents(() -> getState().eval(input), "eval(" + input + ")", diagMain, diagUpdates, eventChains);
+ }
+
+ <T> void assertStreamMatch(Stream<T> result, T... expected) {
+ Set<T> sns = result.collect(toSet());
+ Set<T> exp = Stream.of(expected).collect(toSet());
+ assertEquals(sns, exp);
+ }
+
+ private Map<Snippet, Snippet> closure(List<SnippetEvent> events) {
+ Map<Snippet, Snippet> transitions = new HashMap<>();
+ for (SnippetEvent event : events) {
+ transitions.put(event.snippet(), event.causeSnippet());
+ }
+ Map<Snippet, Snippet> causeSnippets = new HashMap<>();
+ for (Map.Entry<Snippet, Snippet> entry : transitions.entrySet()) {
+ Snippet snippet = entry.getKey();
+ Snippet cause = getInitialCause(transitions, entry.getValue());
+ causeSnippets.put(snippet, cause);
+ }
+ return causeSnippets;
+ }
+
+ private Snippet getInitialCause(Map<Snippet, Snippet> transitions, Snippet snippet) {
+ Snippet result;
+ while ((result = transitions.get(snippet)) != null) {
+ snippet = result;
+ }
+ return snippet;
+ }
+
+ private Map<Snippet, List<SnippetEvent>> groupByCauseSnippet(List<SnippetEvent> events) {
+ Map<Snippet, List<SnippetEvent>> map = new TreeMap<>((a, b) -> a.id().compareTo(b.id()));
+ for (SnippetEvent event : events) {
+ if (event == null) {
+ throw new InternalError("null event found in " + events);
+ }
+ if (event.snippet() == null) {
+ throw new InternalError("null event Snippet found in " + events);
+ }
+ if (event.snippet().id() == null) {
+ throw new InternalError("null event Snippet id() found in " + events);
+ }
+ }
+ for (SnippetEvent event : events) {
+ if (event.causeSnippet() == null) {
+ map.computeIfAbsent(event.snippet(), ($) -> new ArrayList<>()).add(event);
+ }
+ }
+ Map<Snippet, Snippet> causeSnippets = closure(events);
+ for (SnippetEvent event : events) {
+ Snippet causeSnippet = causeSnippets.get(event.snippet());
+ if (causeSnippet != null) {
+ map.get(causeSnippet).add(event);
+ }
+ }
+ for (Map.Entry<Snippet, List<SnippetEvent>> entry : map.entrySet()) {
+ Collections.sort(entry.getValue(),
+ (a, b) -> a.causeSnippet() == null
+ ? -1 : b.causeSnippet() == null
+ ? 1 : a.snippet().id().compareTo(b.snippet().id()));
+ }
+ return map;
+ }
+
+ private List<STEInfo> getInfos(EventChain... eventChains) {
+ List<STEInfo> list = new ArrayList<>();
+ for (EventChain i : eventChains) {
+ list.add(i.mainInfo);
+ Collections.addAll(list, i.updates);
+ }
+ return list;
+ }
+
+ private List<SnippetEvent> checkEvents(Supplier<List<SnippetEvent>> toTest,
+ String descriptor,
+ DiagCheck diagMain, DiagCheck diagUpdates,
+ EventChain... eventChains) {
+ List<SnippetEvent> dispatched = new ArrayList<>();
+ Subscription token = getState().onSnippetEvent(kse -> {
+ if (dispatched.size() > 0 && dispatched.get(dispatched.size() - 1) == null) {
+ throw new RuntimeException("dispatch event after done");
+ }
+ dispatched.add(kse);
+ });
+ List<SnippetEvent> events = toTest.get();
+ getState().unsubscribe(token);
+ assertEquals(dispatched.size(), events.size(), "dispatched event size not the same as event size");
+ for (int i = events.size() - 1; i >= 0; --i) {
+ assertEquals(dispatched.get(i), events.get(i), "Event element " + i + " does not match");
+ }
+ dispatched.add(null); // mark end of dispatchs
+
+ for (SnippetEvent evt : events) {
+ assertTrue(evt.snippet() != null, "key must never be null, but it was for: " + descriptor);
+ assertTrue(evt.previousStatus() != null, "previousStatus must never be null, but it was for: " + descriptor);
+ assertTrue(evt.status() != null, "status must never be null, but it was for: " + descriptor);
+ assertTrue(evt.status() != NONEXISTENT, "status must not be NONEXISTENT: " + descriptor);
+ if (evt.previousStatus() != NONEXISTENT) {
+ Snippet old = idToSnippet.get(evt.snippet().id());
+ if (old != null) {
+ switch (evt.status()) {
+ case DROPPED:
+ assertEquals(old, evt.snippet(),
+ "Drop: Old snippet must be what is dropped -- input: " + descriptor);
+ break;
+ case OVERWRITTEN:
+ assertEquals(old, evt.snippet(),
+ "Overwrite: Old snippet (" + old
+ + ") must be what is overwritten -- input: "
+ + descriptor + " -- " + evt);
+ break;
+ default:
+ if (evt.causeSnippet() == null) {
+ // New source
+ assertNotEquals(old, evt.snippet(),
+ "New source: Old snippet must be different from the replacing -- input: "
+ + descriptor);
+ } else {
+ // An update (key Overwrite??)
+ assertEquals(old, evt.snippet(),
+ "Update: Old snippet must be equal to the replacing -- input: "
+ + descriptor);
+ }
+ break;
+ }
+ }
+ }
+ }
+ for (SnippetEvent evt : events) {
+ if (evt.causeSnippet() == null && evt.status() != DROPPED) {
+ allSnippets.add(evt.snippet());
+ idToSnippet.put(evt.snippet().id(), evt.snippet());
+ }
+ }
+ assertTrue(events.size() >= 1, "Expected at least one event, got none.");
+ List<STEInfo> all = getInfos(eventChains);
+ if (events.size() != all.size()) {
+ StringBuilder sb = new StringBuilder();
+ sb.append("Got events --\n");
+ for (SnippetEvent evt : events) {
+ sb.append(" key: ").append(evt.snippet());
+ sb.append(" before: ").append(evt.previousStatus());
+ sb.append(" status: ").append(evt.status());
+ sb.append(" isSignatureChange: ").append(evt.isSignatureChange());
+ sb.append(" cause: ");
+ if (evt.causeSnippet() == null) {
+ sb.append("direct");
+ } else {
+ sb.append(evt.causeSnippet());
+ }
+ sb.append("\n");
+ }
+ sb.append("Expected ").append(all.size());
+ sb.append(" events, got: ").append(events.size());
+ fail(sb.toString());
+ }
+
+ int impactId = 0;
+ Map<Snippet, List<SnippetEvent>> groupedEvents = groupByCauseSnippet(events);
+ assertEquals(groupedEvents.size(), eventChains.length, "Number of main events");
+ for (Map.Entry<Snippet, List<SnippetEvent>> entry : groupedEvents.entrySet()) {
+ EventChain eventChain = eventChains[impactId++];
+ SnippetEvent main = entry.getValue().get(0);
+ Snippet mainKey = main.snippet();
+ if (eventChain.mainInfo != null) {
+ eventChain.mainInfo.assertMatch(entry.getValue().get(0), mainKey);
+ if (eventChain.updates.length > 0) {
+ if (eventChain.updates.length == 1) {
+ eventChain.updates[0].assertMatch(entry.getValue().get(1), mainKey);
+ } else {
+ Arrays.sort(eventChain.updates, (a, b) -> ((a.snippet() == MAIN_SNIPPET)
+ ? mainKey
+ : a.snippet()).id().compareTo(b.snippet().id()));
+ List<SnippetEvent> updateEvents = new ArrayList<>(entry.getValue().subList(1, entry.getValue().size()));
+ int idx = 0;
+ for (SnippetEvent ste : updateEvents) {
+ eventChain.updates[idx++].assertMatch(ste, mainKey);
+ }
+ }
+ }
+ }
+ if (((Object) eventChain.value) != IGNORE_VALUE) {
+ assertEquals(main.value(), eventChain.value, "Expected execution value of: " + eventChain.value +
+ ", but got: " + main.value());
+ }
+ if (eventChain.exceptionClass != IGNORE_EXCEPTION) {
+ if (main.exception() == null) {
+ assertEquals(eventChain.exceptionClass, null, "Expected an exception of class "
+ + eventChain.exceptionClass + " got no exception");
+ } else if (eventChain.exceptionClass == null) {
+ fail("Expected no exception but got " + main.exception().toString());
+ } else {
+ assertTrue(eventChain.exceptionClass.isInstance(main.exception()),
+ "Expected an exception of class " + eventChain.exceptionClass +
+ " got: " + main.exception().toString());
+ }
+ }
+ List<Diag> diagnostics = getState().diagnostics(mainKey).collect(toList());
+ switch (diagMain) {
+ case DIAG_OK:
+ assertEquals(diagnostics.size(), 0, "Expected no diagnostics, got: " + diagnosticsToString(diagnostics));
+ break;
+ case DIAG_WARNING:
+ assertFalse(hasFatalError(diagnostics), "Expected no errors, got: " + diagnosticsToString(diagnostics));
+ break;
+ case DIAG_ERROR:
+ assertTrue(hasFatalError(diagnostics), "Expected errors, got: " + diagnosticsToString(diagnostics));
+ break;
+ }
+ if (eventChain.mainInfo != null) {
+ for (STEInfo ste : eventChain.updates) {
+ diagnostics = getState().diagnostics(ste.snippet()).collect(toList());
+ switch (diagUpdates) {
+ case DIAG_OK:
+ assertEquals(diagnostics.size(), 0, "Expected no diagnostics, got: " + diagnosticsToString(diagnostics));
+ break;
+ case DIAG_WARNING:
+ assertFalse(hasFatalError(diagnostics), "Expected no errors, got: " + diagnosticsToString(diagnostics));
+ break;
+ }
+ }
+ }
+ }
+ return events;
+ }
+
+ // Use this for all EMPTY calls to eval()
+ public void assertEvalEmpty(String input) {
+ List<SnippetEvent> events = getState().eval(input);
+ assertEquals(events.size(), 0, "Expected no events, got: " + events.size());
+ }
+
+ public VarSnippet varKey(List<SnippetEvent> events) {
+ Snippet key = key(events);
+ assertTrue(key instanceof VarSnippet, "Expected a VariableKey, got: " + key);
+ return (VarSnippet) key;
+ }
+
+ public MethodSnippet methodKey(List<SnippetEvent> events) {
+ Snippet key = key(events);
+ assertTrue(key instanceof MethodSnippet, "Expected a MethodKey, got: " + key);
+ return (MethodSnippet) key;
+ }
+
+ public TypeDeclSnippet classKey(List<SnippetEvent> events) {
+ Snippet key = key(events);
+ assertTrue(key instanceof TypeDeclSnippet, "Expected a ClassKey, got: " + key);
+ return (TypeDeclSnippet) key;
+ }
+
+ public ImportSnippet importKey(List<SnippetEvent> events) {
+ Snippet key = key(events);
+ assertTrue(key instanceof ImportSnippet, "Expected a ImportKey, got: " + key);
+ return (ImportSnippet) key;
+ }
+
+ public Snippet key(List<SnippetEvent> events) {
+ assertTrue(events.size() >= 1, "Expected at least one event, got none.");
+ return events.get(0).snippet();
+ }
+
+ public void assertVarValue(Snippet key, String expected) {
+ String value = state.varValue((VarSnippet) key);
+ assertEquals(value, expected, "Expected var value of: " + expected + ", but got: " + value);
+ }
+
+ public Snippet assertDeclareFail(String input, String expectedErrorCode) {
+ return assertDeclareFail(input, expectedErrorCode, added(REJECTED));
+ }
+
+ public Snippet assertDeclareFail(String input, String expectedErrorCode,
+ STEInfo mainInfo, STEInfo... updates) {
+ return assertDeclareFail(input,
+ new ExpectedDiagnostic(expectedErrorCode, -1, -1, -1, -1, -1, Diagnostic.Kind.ERROR),
+ mainInfo, updates);
+ }
+
+ public Snippet assertDeclareFail(String input, ExpectedDiagnostic expectedDiagnostic) {
+ return assertDeclareFail(input, expectedDiagnostic, added(REJECTED));
+ }
+
+ public Snippet assertDeclareFail(String input, ExpectedDiagnostic expectedDiagnostic,
+ STEInfo mainInfo, STEInfo... updates) {
+ List<SnippetEvent> events = assertEval(input, null, null,
+ DiagCheck.DIAG_ERROR, DiagCheck.DIAG_IGNORE, mainInfo, updates);
+ SnippetEvent e = events.get(0);
+ Snippet key = e.snippet();
+ assertEquals(getState().status(key), REJECTED);
+ List<Diag> diagnostics = getState().diagnostics(e.snippet()).collect(toList());
+ assertTrue(diagnostics.size() > 0, "Expected diagnostics, got none");
+ assertDiagnostic(input, diagnostics.get(0), expectedDiagnostic);
+ assertTrue(key != null, "key must never be null, but it was for: " + input);
+ return key;
+ }
+
+ public Snippet assertDeclareWarn1(String input, String expectedErrorCode) {
+ return assertDeclareWarn1(input, new ExpectedDiagnostic(expectedErrorCode, -1, -1, -1, -1, -1, Diagnostic.Kind.WARNING));
+ }
+
+ public Snippet assertDeclareWarn1(String input, ExpectedDiagnostic expectedDiagnostic) {
+ return assertDeclareWarn1(input, expectedDiagnostic, added(VALID));
+ }
+
+ public Snippet assertDeclareWarn1(String input, ExpectedDiagnostic expectedDiagnostic, STEInfo mainInfo, STEInfo... updates) {
+ List<SnippetEvent> events = assertEval(input, IGNORE_VALUE, null,
+ DiagCheck.DIAG_WARNING, DiagCheck.DIAG_IGNORE, mainInfo, updates);
+ SnippetEvent e = events.get(0);
+ List<Diag> diagnostics = getState().diagnostics(e.snippet()).collect(toList());
+ if (expectedDiagnostic != null) assertDiagnostic(input, diagnostics.get(0), expectedDiagnostic);
+ return e.snippet();
+ }
+
+ private void assertDiagnostic(String input, Diag diagnostic, ExpectedDiagnostic expectedDiagnostic) {
+ if (expectedDiagnostic != null) expectedDiagnostic.assertDiagnostic(diagnostic);
+ // assertEquals(diagnostic.getSource(), input, "Diagnostic source");
+ }
+
+ public void assertTypeDeclSnippet(TypeDeclSnippet type, String expectedName,
+ Status expectedStatus, SubKind expectedSubKind,
+ int unressz, int othersz) {
+ assertDeclarationSnippet(type, expectedName, expectedStatus,
+ expectedSubKind, unressz, othersz);
+ }
+
+ public void assertMethodDeclSnippet(MethodSnippet method,
+ String expectedName, String expectedSignature,
+ Status expectedStatus, int unressz, int othersz) {
+ assertDeclarationSnippet(method, expectedName, expectedStatus,
+ METHOD_SUBKIND, unressz, othersz);
+ String signature = method.signature();
+ assertEquals(signature, expectedSignature,
+ "Expected " + method.source() + " to have the name: " +
+ expectedSignature + ", got: " + signature);
+ }
+
+ public void assertVariableDeclSnippet(VarSnippet var,
+ String expectedName, String expectedTypeName,
+ Status expectedStatus, SubKind expectedSubKind,
+ int unressz, int othersz) {
+ assertDeclarationSnippet(var, expectedName, expectedStatus,
+ expectedSubKind, unressz, othersz);
+ String signature = var.typeName();
+ assertEquals(signature, expectedTypeName,
+ "Expected " + var.source() + " to have the name: " +
+ expectedTypeName + ", got: " + signature);
+ }
+
+ public void assertDeclarationSnippet(DeclarationSnippet declarationKey,
+ String expectedName,
+ Status expectedStatus, SubKind expectedSubKind,
+ int unressz, int othersz) {
+ assertKey(declarationKey, expectedStatus, expectedSubKind);
+ String source = declarationKey.source();
+ assertEquals(declarationKey.name(), expectedName,
+ "Expected " + source + " to have the name: " + expectedName + ", got: " + declarationKey.name());
+ long unresolved = getState().unresolvedDependencies(declarationKey).count();
+ assertEquals(unresolved, unressz, "Expected " + source + " to have " + unressz
+ + " unresolved symbols, got: " + unresolved);
+ long otherCorralledErrorsCount = getState().diagnostics(declarationKey).count();
+ assertEquals(otherCorralledErrorsCount, othersz, "Expected " + source + " to have " + othersz
+ + " other errors, got: " + otherCorralledErrorsCount);
+ }
+
+ public void assertKey(Snippet key, Status expectedStatus, SubKind expectedSubKind) {
+ String source = key.source();
+ SubKind actualSubKind = key.subKind();
+ assertEquals(actualSubKind, expectedSubKind,
+ "Expected " + source + " to have the subkind: " + expectedSubKind + ", got: " + actualSubKind);
+ Status status = getState().status(key);
+ assertEquals(status, expectedStatus, "Expected " + source + " to be "
+ + expectedStatus + ", but it is " + status);
+ Snippet.Kind expectedKind = getKind(key);
+ assertEquals(key.kind(), expectedKind, "Checking kind: ");
+ assertEquals(expectedSubKind.kind(), expectedKind, "Checking kind: ");
+ }
+
+ public void assertDrop(Snippet key, STEInfo mainInfo, STEInfo... updates) {
+ assertDrop(key, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, mainInfo, updates);
+ }
+
+ public void assertDrop(Snippet key, DiagCheck diagMain, DiagCheck diagUpdates, STEInfo mainInfo, STEInfo... updates) {
+ assertDrop(key, diagMain, diagUpdates, new EventChain(mainInfo, null, null, updates));
+ }
+
+ public void assertDrop(Snippet key, DiagCheck diagMain, DiagCheck diagUpdates, EventChain... eventChains) {
+ checkEvents(() -> getState().drop(key), "drop(" + key + ")", diagMain, diagUpdates, eventChains);
+ }
+
+ public void assertAnalyze(String input, String source, String remaining, boolean isComplete) {
+ assertAnalyze(input, null, source, remaining, isComplete);
+ }
+
+ public void assertAnalyze(String input, Completeness status, String source) {
+ assertAnalyze(input, status, source, null, null);
+ }
+
+ public void assertAnalyze(String input, Completeness status, String source, String remaining, Boolean isComplete) {
+ CompletionInfo ci = getAnalysis().analyzeCompletion(input);
+ if (status != null) assertEquals(ci.completeness(), status, "Input : " + input + ", status: ");
+ assertEquals(ci.source(), source, "Input : " + input + ", source: ");
+ if (remaining != null) assertEquals(ci.remaining(), remaining, "Input : " + input + ", remaining: ");
+ if (isComplete != null) {
+ boolean isExpectedComplete = isComplete;
+ assertEquals(ci.completeness().isComplete(), isExpectedComplete, "Input : " + input + ", isComplete: ");
+ }
+ }
+
+ public void assertNumberOfActiveVariables(int cnt) {
+ assertEquals(getState().variables().count(), cnt, "Variables : " + getState().variables().collect(toList()));
+ }
+
+ public void assertNumberOfActiveMethods(int cnt) {
+ assertEquals(getState().methods().count(), cnt, "Methods : " + getState().methods().collect(toList()));
+ }
+
+ public void assertNumberOfActiveClasses(int cnt) {
+ assertEquals(getState().types().count(), cnt, "Types : " + getState().types().collect(toList()));
+ }
+
+ public void assertKeys(MemberInfo... expected) {
+ int index = 0;
+ List<Snippet> snippets = getState().snippets().collect(toList());
+ assertEquals(allSnippets.size(), snippets.size());
+ for (Snippet sn : snippets) {
+ if (sn.kind().isPersistent() && getState().status(sn).isActive()) {
+ MemberInfo actual = getMemberInfo(sn);
+ MemberInfo exp = expected[index];
+ assertEquals(actual, exp, String.format("Difference in #%d. Expected: %s, actual: %s",
+ index, exp, actual));
+ ++index;
+ }
+ }
+ }
+
+ public void assertActiveKeys() {
+ Collection<Snippet> expected = getActiveKeys();
+ assertActiveKeys(expected.toArray(new Snippet[expected.size()]));
+ }
+
+ public void assertActiveKeys(Snippet... expected) {
+ int index = 0;
+ for (Snippet key : getState().snippets().collect(toList())) {
+ if (state.status(key).isActive()) {
+ assertEquals(expected[index], key, String.format("Difference in #%d. Expected: %s, actual: %s", index, key, expected[index]));
+ ++index;
+ }
+ }
+ }
+
+ private void assertActiveSnippets(Stream<? extends Snippet> snippets, Predicate<Snippet> p, String label) {
+ Set<Snippet> active = getActiveKeys().stream()
+ .filter(p)
+ .collect(Collectors.toSet());
+ Set<Snippet> got = snippets
+ .collect(Collectors.toSet());
+ assertEquals(active, got, label);
+ }
+
+ public void assertVariables() {
+ assertActiveSnippets(getState().variables(), (key) -> key instanceof VarSnippet, "Variables");
+ }
+
+ public void assertMethods() {
+ assertActiveSnippets(getState().methods(), (key) -> key instanceof MethodSnippet, "Methods");
+ }
+
+ public void assertClasses() {
+ assertActiveSnippets(getState().types(), (key) -> key instanceof TypeDeclSnippet, "Classes");
+ }
+
+ public void assertMembers(Stream<? extends Snippet> members, MemberInfo...expectedInfos) {
+ Set<MemberInfo> expected = Stream.of(expectedInfos).collect(Collectors.toSet());
+ Set<MemberInfo> got = members
+ .map(this::getMemberInfo)
+ .collect(Collectors.toSet());
+ assertEquals(got.size(), expected.size(), "Expected : " + expected + ", actual : " + members);
+ assertEquals(got, expected);
+ }
+
+ public void assertVariables(MemberInfo...expected) {
+ assertMembers(getState().variables(), expected);
+ }
+
+ public void assertMethods(MemberInfo...expected) {
+ assertMembers(getState().methods(), expected);
+ getState().methods().forEach(methodKey -> {
+ MemberInfo expectedInfo = null;
+ for (MemberInfo info : expected) {
+ if (info.name.equals(methodKey.name()) && info.type.equals(methodKey.signature())) {
+ expectedInfo = getMemberInfo(methodKey);
+ }
+ }
+ assertNotNull(expectedInfo, "Not found method: " + methodKey.name());
+ int lastIndexOf = expectedInfo.type.lastIndexOf(')');
+ assertEquals(methodKey.parameterTypes(), expectedInfo.type.substring(1, lastIndexOf), "Parameter types");
+ });
+ }
+
+ public void assertClasses(MemberInfo...expected) {
+ assertMembers(getState().types(), expected);
+ }
+
+ public void assertCompletion(String code, String... expected) {
+ assertCompletion(code, null, expected);
+ }
+
+ public void assertCompletion(String code, Boolean isSmart, String... expected) {
+ List<String> completions = computeCompletions(code, isSmart);
+ assertEquals(completions, Arrays.asList(expected), "Input: " + code + ", " + completions.toString());
+ }
+
+ public void assertCompletionIncludesExcludes(String code, Set<String> expected, Set<String> notExpected) {
+ assertCompletionIncludesExcludes(code, null, expected, notExpected);
+ }
+
+ public void assertCompletionIncludesExcludes(String code, Boolean isSmart, Set<String> expected, Set<String> notExpected) {
+ List<String> completions = computeCompletions(code, isSmart);
+ assertTrue(completions.containsAll(expected), String.valueOf(completions));
+ assertTrue(Collections.disjoint(completions, notExpected), String.valueOf(completions));
+ }
+
+ private List<String> computeCompletions(String code, Boolean isSmart) {
+ waitIndexingFinished();
+
+ int cursor = code.indexOf('|');
+ code = code.replace("|", "");
+ assertTrue(cursor > -1, "'|' expected, but not found in: " + code);
+ List<Suggestion> completions =
+ getAnalysis().completionSuggestions(code, cursor, new int[1]); //XXX: ignoring anchor for now
+ return completions.stream()
+ .filter(s -> isSmart == null || isSmart == s.matchesType())
+ .map(s -> s.continuation())
+ .distinct()
+ .collect(Collectors.toList());
+ }
+
+ public void assertInferredType(String code, String expectedType) {
+ String inferredType = getAnalysis().analyzeType(code, code.length());
+
+ assertEquals(inferredType, expectedType, "Input: " + code + ", " + inferredType);
+ }
+
+ public void assertInferredFQNs(String code, String... fqns) {
+ assertInferredFQNs(code, code.length(), false, fqns);
+ }
+
+ public void assertInferredFQNs(String code, int simpleNameLen, boolean resolvable, String... fqns) {
+ waitIndexingFinished();
+
+ QualifiedNames candidates = getAnalysis().listQualifiedNames(code, code.length());
+
+ assertEquals(candidates.getNames(), Arrays.asList(fqns), "Input: " + code + ", candidates=" + candidates.getNames());
+ assertEquals(candidates.getSimpleNameLength(), simpleNameLen, "Input: " + code + ", simpleNameLen=" + candidates.getSimpleNameLength());
+ assertEquals(candidates.isResolvable(), resolvable, "Input: " + code + ", resolvable=" + candidates.isResolvable());
+ }
+
+ protected void waitIndexingFinished() {
+ try {
+ Method waitBackgroundTaskFinished = getAnalysis().getClass().getDeclaredMethod("waitBackgroundTaskFinished");
+
+ waitBackgroundTaskFinished.setAccessible(true);
+ waitBackgroundTaskFinished.invoke(getAnalysis());
+ } catch (Exception ex) {
+ throw new AssertionError("Cannot wait for indexing end.", ex);
+ }
+ }
+
+ public void assertSignature(String code, String... expected) {
+ int cursor = code.indexOf('|');
+ code = code.replace("|", "");
+ assertTrue(cursor > -1, "'|' expected, but not found in: " + code);
+ List<Documentation> documentation = getAnalysis().documentation(code, cursor, false);
+ Set<String> docSet = documentation.stream().map(doc -> doc.signature()).collect(Collectors.toSet());
+ Set<String> expectedSet = Stream.of(expected).collect(Collectors.toSet());
+ assertEquals(docSet, expectedSet, "Input: " + code);
+ }
+
+ public void assertJavadoc(String code, String... expected) {
+ int cursor = code.indexOf('|');
+ code = code.replace("|", "");
+ assertTrue(cursor > -1, "'|' expected, but not found in: " + code);
+ List<Documentation> documentation = getAnalysis().documentation(code, cursor, true);
+ Set<String> docSet = documentation.stream()
+ .map(doc -> doc.signature() + "\n" + doc.javadoc())
+ .collect(Collectors.toSet());
+ Set<String> expectedSet = Stream.of(expected).collect(Collectors.toSet());
+ assertEquals(docSet, expectedSet, "Input: " + code);
+ }
+
+ public enum ClassType {
+ CLASS("CLASS_SUBKIND", "class", "class"),
+ ENUM("ENUM_SUBKIND", "enum", "enum"),
+ INTERFACE("INTERFACE_SUBKIND", "interface", "interface"),
+ ANNOTATION("ANNOTATION_TYPE_SUBKIND", "@interface", "annotation interface");
+
+ private final String classType;
+ private final String name;
+ private final String displayed;
+
+ ClassType(String classType, String name, String displayed) {
+ this.classType = classType;
+ this.name = name;
+ this.displayed = displayed;
+ }
+
+ public String getClassType() {
+ return classType;
+ }
+
+ public String getDisplayed() {
+ return displayed;
+ }
+
+ @Override
+ public String toString() {
+ return name;
+ }
+ }
+
+ public static MemberInfo variable(String type, String name) {
+ return new MemberInfo(type, name);
+ }
+
+ public static MemberInfo method(String signature, String name) {
+ return new MemberInfo(signature, name);
+ }
+
+ public static MemberInfo clazz(ClassType classType, String className) {
+ return new MemberInfo(classType.getClassType(), className);
+ }
+
+ public static class MemberInfo {
+ public final String type;
+ public final String name;
+
+ public MemberInfo(String type, String name) {
+ this.type = type;
+ this.name = name;
+ }
+
+ @Override
+ public int hashCode() {
+ return type.hashCode() + 3 * name.hashCode();
+ }
+
+ @Override
+ public boolean equals(Object o) {
+ if (o instanceof MemberInfo) {
+ MemberInfo other = (MemberInfo) o;
+ return type.equals(other.type) && name.equals(other.name);
+ }
+ return false;
+ }
+
+ @Override
+ public String toString() {
+ return String.format("%s %s", type, name);
+ }
+ }
+
+ public MemberInfo getMemberInfo(Snippet key) {
+ SubKind subkind = key.subKind();
+ switch (subkind) {
+ case CLASS_SUBKIND:
+ case INTERFACE_SUBKIND:
+ case ENUM_SUBKIND:
+ case ANNOTATION_TYPE_SUBKIND:
+ return new MemberInfo(subkind.name(), ((DeclarationSnippet) key).name());
+ case METHOD_SUBKIND:
+ MethodSnippet method = (MethodSnippet) key;
+ return new MemberInfo(method.signature(), method.name());
+ case VAR_DECLARATION_SUBKIND:
+ case VAR_DECLARATION_WITH_INITIALIZER_SUBKIND:
+ case TEMP_VAR_EXPRESSION_SUBKIND:
+ VarSnippet var = (VarSnippet) key;
+ return new MemberInfo(var.typeName(), var.name());
+ default:
+ throw new AssertionError("Unknown snippet : " + key.kind() + " in expression " + key.toString());
+ }
+ }
+
+ public String diagnosticsToString(List<Diag> diagnostics) {
+ StringWriter writer = new StringWriter();
+ for (Diag diag : diagnostics) {
+ writer.write("Error --\n");
+ for (String line : diag.getMessage(null).split("\\r?\\n")) {
+ writer.write(String.format("%s\n", line));
+ }
+ }
+ return writer.toString().replace("\n", System.lineSeparator());
+ }
+
+ public boolean hasFatalError(List<Diag> diagnostics) {
+ for (Diag diag : diagnostics) {
+ if (diag.isError()) {
+ return true;
+ }
+ }
+ return false;
+ }
+
+ public static EventChain chain(STEInfo mainInfo, STEInfo... updates) {
+ return chain(mainInfo, IGNORE_VALUE, null, updates);
+ }
+
+ public static EventChain chain(STEInfo mainInfo, String value, Class<? extends Throwable> exceptionClass, STEInfo... updates) {
+ return new EventChain(mainInfo, value, exceptionClass, updates);
+ }
+
+ public static STEInfo ste(Snippet key, Status previousStatus, Status status,
+ Boolean isSignatureChange, Snippet causeKey) {
+ return new STEInfo(key, previousStatus, status, isSignatureChange, causeKey);
+ }
+
+ public static STEInfo added(Status status) {
+ return new STEInfo(MAIN_SNIPPET, NONEXISTENT, status, status.isDefined(), null);
+ }
+
+ public static class EventChain {
+ public final STEInfo mainInfo;
+ public final STEInfo[] updates;
+ public final String value;
+ public final Class<? extends Throwable> exceptionClass;
+
+ public EventChain(STEInfo mainInfo, String value, Class<? extends Throwable> exceptionClass, STEInfo... updates) {
+ this.mainInfo = mainInfo;
+ this.updates = updates;
+ this.value = value;
+ this.exceptionClass = exceptionClass;
+ }
+ }
+
+ public static class STEInfo {
+
+ STEInfo(Snippet snippet, Status previousStatus, Status status,
+ Boolean isSignatureChange, Snippet causeSnippet) {
+ this.snippet = snippet;
+ this.previousStatus = previousStatus;
+ this.status = status;
+ this.checkIsSignatureChange = isSignatureChange != null;
+ this.isSignatureChange = checkIsSignatureChange ? isSignatureChange : false;
+ this.causeSnippet = causeSnippet;
+ assertTrue(snippet != null, "Bad test set-up. The match snippet must not be null");
+ }
+
+ final Snippet snippet;
+ final Status previousStatus;
+ final Status status;
+ final boolean isSignatureChange;
+ final Snippet causeSnippet;
+
+ final boolean checkIsSignatureChange;
+ public Snippet snippet() {
+ return snippet;
+ }
+ public Status previousStatus() {
+ return previousStatus;
+ }
+ public Status status() {
+ return status;
+ }
+ public boolean isSignatureChange() {
+ if (!checkIsSignatureChange) {
+ throw new IllegalStateException("isSignatureChange value is undefined");
+ }
+ return isSignatureChange;
+ }
+ public Snippet causeSnippet() {
+ return causeSnippet;
+ }
+ public String value() {
+ return null;
+ }
+ public Exception exception() {
+ return null;
+ }
+
+ public void assertMatch(SnippetEvent ste, Snippet mainSnippet) {
+ assertKeyMatch(ste, ste.snippet(), snippet(), mainSnippet);
+ assertStatusMatch(ste, ste.previousStatus(), previousStatus());
+ assertStatusMatch(ste, ste.status(), status());
+ if (checkIsSignatureChange) {
+ assertEquals(ste.isSignatureChange(), isSignatureChange(),
+ "Expected " +
+ (isSignatureChange()? "" : "no ") +
+ "signature-change, got: " +
+ (ste.isSignatureChange()? "" : "no ") +
+ "signature-change" +
+ "\n expected-event: " + this + "\n got-event: " + toString(ste));
+ }
+ assertKeyMatch(ste, ste.causeSnippet(), causeSnippet(), mainSnippet);
+ }
+
+ private void assertKeyMatch(SnippetEvent ste, Snippet sn, Snippet expected, Snippet mainSnippet) {
+ Snippet testKey = expected;
+ if (testKey != null) {
+ if (expected == MAIN_SNIPPET) {
+ assertNotNull(mainSnippet, "MAIN_SNIPPET used, test must pass value to assertMatch");
+ testKey = mainSnippet;
+ }
+ if (ste.causeSnippet() == null && ste.status() != DROPPED && expected != MAIN_SNIPPET) {
+ // Source change, always new snippet -- only match id()
+ assertTrue(sn != testKey,
+ "Main-event: Expected new snippet to be != : " + testKey
+ + "\n got-event: " + toString(ste));
+ assertEquals(sn.id(), testKey.id(), "Expected IDs to match: " + testKey + ", got: " + sn
+ + "\n expected-event: " + this + "\n got-event: " + toString(ste));
+ } else {
+ assertEquals(sn, testKey, "Expected key to be: " + testKey + ", got: " + sn
+ + "\n expected-event: " + this + "\n got-event: " + toString(ste));
+ }
+ }
+ }
+
+ private void assertStatusMatch(SnippetEvent ste, Status status, Status expected) {
+ if (expected != null) {
+ assertEquals(status, expected, "Expected status to be: " + expected + ", got: " + status +
+ "\n expected-event: " + this + "\n got-event: " + toString(ste));
+ }
+ }
+
+ @Override
+ public String toString() {
+ return "STEInfo key: " +
+ (snippet()==MAIN_SNIPPET? "MAIN_SNIPPET" : (snippet()==null? "ignore" : snippet().id())) +
+ " before: " + previousStatus() +
+ " status: " + status() + " sig: " + isSignatureChange() +
+ " cause: " + (causeSnippet()==null? "null" : causeSnippet().id());
+ }
+
+ private String toString(SnippetEvent ste) {
+ return "key: " + (ste.snippet()==MAIN_SNIPPET? "MAIN_SNIPPET" : ste.snippet().id()) + " before: " + ste.previousStatus()
+ + " status: " + ste.status() + " sig: " + ste.isSignatureChange()
+ + " cause: " + ste.causeSnippet();
+ }
+ }
+}