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authorCarlo Zancanaro <carlo@zancanaro.id.au>2015-06-11 00:27:06 +1000
committerCarlo Zancanaro <carlo@zancanaro.id.au>2015-06-11 00:27:06 +1000
commitb2055f2a1dd2117cdd05ab6596c38c82d3d05240 (patch)
tree934b34851897b7e781f09da8a8749db473b9f4cd /src/main/java/au/id
parent60bc9218d0872e40a6857706d51955ee3d058717 (diff)
Report command lists more nicely (line breaks between commands); report number of nodes visited during shrinking; other small fixes
Diffstat (limited to 'src/main/java/au/id')
-rw-r--r--src/main/java/au/id/zancanaro/javacheck/ShrinkResult.java6
-rw-r--r--src/main/java/au/id/zancanaro/javacheck/junit/Properties.java12
-rw-r--r--src/main/java/au/id/zancanaro/javacheck/junit/PropertyError.java8
-rw-r--r--src/main/java/au/id/zancanaro/javacheck/state/CommandList.java8
-rw-r--r--src/main/java/au/id/zancanaro/javacheck/state/CommandListGenerator.java7
-rw-r--r--src/main/java/au/id/zancanaro/javacheck/state/CommandValue.java2
-rw-r--r--src/main/java/au/id/zancanaro/javacheck/state/GeneratedCommand.java6
7 files changed, 36 insertions, 13 deletions
diff --git a/src/main/java/au/id/zancanaro/javacheck/ShrinkResult.java b/src/main/java/au/id/zancanaro/javacheck/ShrinkResult.java
index 6bf3882..f135cee 100644
--- a/src/main/java/au/id/zancanaro/javacheck/ShrinkResult.java
+++ b/src/main/java/au/id/zancanaro/javacheck/ShrinkResult.java
@@ -5,9 +5,13 @@ import java.util.List;
public class ShrinkResult {
public final List<Object> args;
public final Throwable thrown;
+ public final int depth;
+ public final int visited;
- public ShrinkResult(List<Object> args, Throwable thrown) {
+ public ShrinkResult(List<Object> args, Throwable thrown, int depth, int visited) {
this.args = args;
this.thrown = thrown;
+ this.depth = depth;
+ this.visited = visited;
}
}
diff --git a/src/main/java/au/id/zancanaro/javacheck/junit/Properties.java b/src/main/java/au/id/zancanaro/javacheck/junit/Properties.java
index c428edc..175cd6c 100644
--- a/src/main/java/au/id/zancanaro/javacheck/junit/Properties.java
+++ b/src/main/java/au/id/zancanaro/javacheck/junit/Properties.java
@@ -116,26 +116,30 @@ public class Properties extends BlockJUnit4ClassRunner {
private ShrinkResult shrink(ShrinkTree<List<Object>> failed, Throwable originalEx) {
// this array is a mutable container so the shutdown handler can see the new version
ShrinkResult[] smallest = new ShrinkResult[]{
- new ShrinkResult(failed.getValue(), originalEx)};
+ new ShrinkResult(failed.getValue(), originalEx, 0, 0)};
Thread shutdownHandler = makeShutdownHandler(smallest, originalEx);
Runtime.getRuntime().addShutdownHook(shutdownHandler);
+ int depth = 0;
+ int visited = 0;
Set<List<Object>> seenArgs = new HashSet<>();
Iterator<ShrinkTree<List<Object>>> trees = failed.getChildren().iterator();
while (trees.hasNext()) {
ShrinkTree<List<Object>> tree = trees.next();
List<Object> value = tree.getValue();
- boolean haveSeen = seenArgs.add(Arrays.asList(value));
- if (haveSeen) {
+ boolean notSeen = seenArgs.add(Arrays.asList(value));
+ if (notSeen) {
+ visited++;
try {
runTest(value.toArray());
} catch (AssumptionViolatedException ex) {
// ignore, because it's not useful
} catch (Throwable ex) {
- smallest[0] = new ShrinkResult(tree.getValue(), ex);
+ smallest[0] = new ShrinkResult(tree.getValue(), ex, depth, visited);
Iterator<ShrinkTree<List<Object>>> children = tree.getChildren().iterator();
if (children.hasNext()) {
+ depth++;
trees = children;
} else {
break;
diff --git a/src/main/java/au/id/zancanaro/javacheck/junit/PropertyError.java b/src/main/java/au/id/zancanaro/javacheck/junit/PropertyError.java
index 5f89ca8..4f02a56 100644
--- a/src/main/java/au/id/zancanaro/javacheck/junit/PropertyError.java
+++ b/src/main/java/au/id/zancanaro/javacheck/junit/PropertyError.java
@@ -9,12 +9,12 @@ import java.util.List;
public class PropertyError extends AssertionError {
public PropertyError(String methodName, long seed, ShrinkResult shrunk) {
super(shrunk.thrown.getMessage() == null ?
- String.format("%s(%s)%n\tSeed: %s",
+ String.format("%s(%s)%n\tSeed: %s%n\tVisited: %s; Depth: %s",
methodName, joinArgs(shrunk.args),
- seed):
- String.format("%s(%s)%n\tSeed: %s%n%s",
+ seed, shrunk.visited, shrunk.depth):
+ String.format("%s(%s)%n\tSeed: %s%n\tVisited: %s; Depth: %s%n%s",
methodName, joinArgs(shrunk.args),
- seed,
+ seed, shrunk.visited, shrunk.depth,
shrunk.thrown.getMessage()));
initCause(shrunk.thrown);
}
diff --git a/src/main/java/au/id/zancanaro/javacheck/state/CommandList.java b/src/main/java/au/id/zancanaro/javacheck/state/CommandList.java
index 31fbc12..6dc8976 100644
--- a/src/main/java/au/id/zancanaro/javacheck/state/CommandList.java
+++ b/src/main/java/au/id/zancanaro/javacheck/state/CommandList.java
@@ -11,6 +11,10 @@ public class CommandList<S> {
this.commands = new ArrayList<>(commands);
}
+ public int size() {
+ return commands.size();
+ }
+
public CommandResult<S> run(S initialState) {
Map<Integer, Object> values = new HashMap<>();
CommandResult<S> result = CommandResult.success(initialState);
@@ -86,9 +90,9 @@ public class CommandList<S> {
while (iterator.hasNext()) {
builder.append(iterator.next());
if (iterator.hasNext()) {
- builder.append(", ");
+ builder.append(", \n\t");
}
}
- return builder.toString();
+ return "\n\t" + builder.toString();
}
}
diff --git a/src/main/java/au/id/zancanaro/javacheck/state/CommandListGenerator.java b/src/main/java/au/id/zancanaro/javacheck/state/CommandListGenerator.java
index c5cda59..0eb1793 100644
--- a/src/main/java/au/id/zancanaro/javacheck/state/CommandListGenerator.java
+++ b/src/main/java/au/id/zancanaro/javacheck/state/CommandListGenerator.java
@@ -3,8 +3,15 @@ package au.id.zancanaro.javacheck.state;
import au.id.zancanaro.javacheck.Generator;
import au.id.zancanaro.javacheck.ShrinkTree;
+import java.util.Arrays;
import java.util.Random;
+import java.util.Spliterator;
+import java.util.Spliterators;
import java.util.function.Function;
+import java.util.function.IntConsumer;
+import java.util.stream.IntStream;
+import java.util.stream.Stream;
+import java.util.stream.StreamSupport;
import static au.id.zancanaro.javacheck.Generator.pure;
import static au.id.zancanaro.javacheck.Generators.noShrink;
diff --git a/src/main/java/au/id/zancanaro/javacheck/state/CommandValue.java b/src/main/java/au/id/zancanaro/javacheck/state/CommandValue.java
index d2f3419..de0dfc5 100644
--- a/src/main/java/au/id/zancanaro/javacheck/state/CommandValue.java
+++ b/src/main/java/au/id/zancanaro/javacheck/state/CommandValue.java
@@ -46,7 +46,7 @@ public class CommandValue<T> {
@SuppressWarnings("unchecked")
public T get() {
- if (values.containsKey(id)) {
+ if (values != null && values.containsKey(id)) {
return (T) values.get(id);
} else {
throw new NoSuchElementException("Concrete values cannot be supplied prior to being calculated");
diff --git a/src/main/java/au/id/zancanaro/javacheck/state/GeneratedCommand.java b/src/main/java/au/id/zancanaro/javacheck/state/GeneratedCommand.java
index 92a90f9..85f6fdd 100644
--- a/src/main/java/au/id/zancanaro/javacheck/state/GeneratedCommand.java
+++ b/src/main/java/au/id/zancanaro/javacheck/state/GeneratedCommand.java
@@ -43,6 +43,10 @@ public class GeneratedCommand<S, A, R> {
@Override
public String toString() {
- return "#{" + id + "} = " + command + " <- " + args;
+ if (args == null) {
+ return "#{" + id + "} = " + command;
+ } else {
+ return "#{" + id + "} = " + command + " <- " + args;
+ }
}
}