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authorCarlo Zancanaro <carlo@zancanaro.id.au>2015-06-01 00:25:19 +1000
committerCarlo Zancanaro <carlo@zancanaro.id.au>2015-06-01 00:25:19 +1000
commit7e1182355d54f0dc8461ce7df7c4aca8c40d2a92 (patch)
tree49f864ec8f584dd5a4cfb3d03e6201fad20e653c
parenta4b5a5f904fe9f21697cd8fc8998c7e6e86306af (diff)
Just some rearranging, renaming and clean-up
-rw-r--r--src/main/java/au/id/zancanaro/Generators.java16
-rw-r--r--src/main/java/au/id/zancanaro/Properties.java (renamed from src/main/java/au/id/zancanaro/PropertyTestRunner.java)6
-rw-r--r--src/main/java/au/id/zancanaro/PropertyError.java (renamed from src/main/java/au/id/zancanaro/PropertyTestError.java)4
-rw-r--r--src/main/java/au/id/zancanaro/annotations/Generator.java8
-rw-r--r--src/test/java/au/id/zancanaro/PropertyTests.java58
-rw-r--r--src/test/java/au/id/zancanaro/SimpleGenerator.java19
-rw-r--r--src/test/java/au/id/zancanaro/SimpleListOperationsTest.java43
-rw-r--r--src/test/java/au/id/zancanaro/TheoriesTest.java22
8 files changed, 56 insertions, 120 deletions
diff --git a/src/main/java/au/id/zancanaro/Generators.java b/src/main/java/au/id/zancanaro/Generators.java
index 852a290..e0927ff 100644
--- a/src/main/java/au/id/zancanaro/Generators.java
+++ b/src/main/java/au/id/zancanaro/Generators.java
@@ -22,14 +22,6 @@ public class Generators {
return integer(0, gens.length).flatMap(index -> gens[index]);
}
- public static Generator<Integer> integer() {
- return (random, size) -> integer(-size, size).generate(random, size);
- }
-
- public static Generator<Integer> natural() {
- return (random, size) -> integer(0, size).generate(random, size);
- }
-
public static Generator<Integer> integer(int lower, int upper) {
return (random, size) -> {
int value = lower + random.nextInt(upper - lower);
@@ -38,6 +30,14 @@ public class Generators {
};
}
+ public static Generator<Integer> integer() {
+ return (random, size) -> integer(-size, size).generate(random, size);
+ }
+
+ public static Generator<Integer> natural() {
+ return (random, size) -> integer(0, size).generate(random, size);
+ }
+
private static Iterable<RoseTree<Integer>> intShrinkingIterable(final int value, final int bound) {
return () -> new Iterator<RoseTree<Integer>>() {
int curr = value - bound;
diff --git a/src/main/java/au/id/zancanaro/PropertyTestRunner.java b/src/main/java/au/id/zancanaro/Properties.java
index ea36341..fab48f4 100644
--- a/src/main/java/au/id/zancanaro/PropertyTestRunner.java
+++ b/src/main/java/au/id/zancanaro/Properties.java
@@ -13,10 +13,10 @@ import java.lang.reflect.*;
import java.util.*;
-public class PropertyTestRunner extends BlockJUnit4ClassRunner {
+public class Properties extends BlockJUnit4ClassRunner {
private final Map<Type, Generator<Object>> generators = new HashMap<>();
- public PropertyTestRunner(Class<?> klass) throws InitializationError {
+ public Properties(Class<?> klass) throws InitializationError {
super(klass);
}
@@ -184,7 +184,7 @@ public class PropertyTestRunner extends BlockJUnit4ClassRunner {
}
;
} catch (Throwable ex) {
- throw new PropertyTestError(method.getName(), seed, shrink(tree, ex));
+ throw new PropertyError(method.getName(), seed, shrink(tree, ex));
}
}
}
diff --git a/src/main/java/au/id/zancanaro/PropertyTestError.java b/src/main/java/au/id/zancanaro/PropertyError.java
index afd614b..b2fb589 100644
--- a/src/main/java/au/id/zancanaro/PropertyTestError.java
+++ b/src/main/java/au/id/zancanaro/PropertyError.java
@@ -4,8 +4,8 @@ import java.util.Arrays;
import java.util.Collection;
import java.util.Iterator;
-public class PropertyTestError extends AssertionError {
- public PropertyTestError(String methodName, long seed, ShrinkResult shrunk) {
+public class PropertyError extends AssertionError {
+ public PropertyError(String methodName, long seed, ShrinkResult shrunk) {
super(String.format("%s(%s)\n\tSeed: %s\n%s",
methodName, join(", ", shrunk.args),
seed,
diff --git a/src/main/java/au/id/zancanaro/annotations/Generator.java b/src/main/java/au/id/zancanaro/annotations/Generator.java
deleted file mode 100644
index 98e9446..0000000
--- a/src/main/java/au/id/zancanaro/annotations/Generator.java
+++ /dev/null
@@ -1,8 +0,0 @@
-package au.id.zancanaro.annotations;
-
-import java.lang.annotation.ElementType;
-import java.lang.annotation.Target;
-
-@Target(ElementType.PARAMETER)
-public @interface Generator {
-}
diff --git a/src/test/java/au/id/zancanaro/PropertyTests.java b/src/test/java/au/id/zancanaro/PropertyTests.java
deleted file mode 100644
index dd595e1..0000000
--- a/src/test/java/au/id/zancanaro/PropertyTests.java
+++ /dev/null
@@ -1,58 +0,0 @@
-package au.id.zancanaro;
-
-import au.id.zancanaro.annotations.Property;
-import au.id.zancanaro.annotations.Seed;
-import org.hamcrest.CoreMatchers;
-import org.junit.*;
-import org.junit.experimental.theories.DataPoint;
-import org.junit.matchers.JUnitMatchers;
-import org.junit.runner.RunWith;
-
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.List;
-
-@RunWith(PropertyTestRunner.class)
-public class PropertyTests {
- public static Generator<Integer> gen = Generators.integer();
- public static Generator<List<Integer>> list = Generators.listOf(Generators.integer());
-
- @Ignore
- @Property
- public void aIsNotOdd(int a, int b) {
- Assert.assertFalse(a % 2 == 1);
- }
-
- @Ignore
- @Property
- public void aIsNotLessThanB(int a, int b) {
- Assert.assertFalse(a < b);
- }
-
- @Ignore
- @Property
- public void aPlusBLessThanOneHundred(int a, int b) {
- Assert.assertTrue(a + b < 100);
- }
-
- @Property
- public void sortingIsIdempotent(List<Integer> list) {
- List<Integer> left = new ArrayList<>(list);
- Collections.sort(left);
-
- List<Integer> right = new ArrayList<>(list);
- Collections.sort(right);
- Collections.sort(right);
-
- Assert.assertEquals(left, right);
- }
-
- @Property
- public void reverseIsItsOwnInverse(List<Integer> list) {
- List<Integer> reversed = new ArrayList<>(list);
- Collections.reverse(reversed);
- Collections.reverse(reversed);
-
- Assert.assertEquals(list, reversed);
- }
-}
diff --git a/src/test/java/au/id/zancanaro/SimpleGenerator.java b/src/test/java/au/id/zancanaro/SimpleGenerator.java
deleted file mode 100644
index 1b1d570..0000000
--- a/src/test/java/au/id/zancanaro/SimpleGenerator.java
+++ /dev/null
@@ -1,19 +0,0 @@
-package au.id.zancanaro;
-
-import org.junit.Assert;
-import org.junit.Test;
-
-import java.util.Random;
-
-public class SimpleGenerator {
- @Test
- public void testSimpleGeneratorFlatmap() throws Exception {
- Generator<Integer> generator = Generator
- .pure(10)
- .flatMap((value) ->
- Generator.pure(value + 10));
- Assert.assertEquals(
- (Object) 20,
- generator.generate(null, 0).getValue());
- }
-}
diff --git a/src/test/java/au/id/zancanaro/SimpleListOperationsTest.java b/src/test/java/au/id/zancanaro/SimpleListOperationsTest.java
new file mode 100644
index 0000000..2ff44e7
--- /dev/null
+++ b/src/test/java/au/id/zancanaro/SimpleListOperationsTest.java
@@ -0,0 +1,43 @@
+package au.id.zancanaro;
+
+import au.id.zancanaro.annotations.Property;
+import org.junit.runner.RunWith;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import static au.id.zancanaro.Generators.integer;
+import static au.id.zancanaro.Generators.listOf;
+import static org.junit.Assert.assertEquals;
+
+@RunWith(Properties.class)
+public class SimpleListOperationsTest {
+
+ @SuppressWarnings("unused")
+ public static Generator<Integer> integers = integer();
+
+ @SuppressWarnings("unused")
+ public static Generator<List<Integer>> listOfIntegers = listOf(integer());
+
+ @Property(maxSize = 10000, runs = 10000)
+ public void sortingIsIdempotent(List<Integer> list) {
+ List<Integer> left = new ArrayList<>(list);
+ Collections.sort(left);
+
+ List<Integer> right = new ArrayList<>(list);
+ Collections.sort(right);
+ Collections.sort(right);
+
+ assertEquals(left, right);
+ }
+
+ @Property(maxSize = 10000, runs = 10000)
+ public void reverseIsItsOwnInverse(List<Integer> list) {
+ List<Integer> reversed = new ArrayList<>(list);
+ Collections.reverse(reversed);
+ Collections.reverse(reversed);
+
+ assertEquals(list, reversed);
+ }
+}
diff --git a/src/test/java/au/id/zancanaro/TheoriesTest.java b/src/test/java/au/id/zancanaro/TheoriesTest.java
deleted file mode 100644
index 7d5071c..0000000
--- a/src/test/java/au/id/zancanaro/TheoriesTest.java
+++ /dev/null
@@ -1,22 +0,0 @@
-package au.id.zancanaro;
-
-import org.junit.Assert;
-import org.junit.Test;
-import org.junit.experimental.theories.DataPoint;
-import org.junit.experimental.theories.Theories;
-import org.junit.experimental.theories.Theory;
-import org.junit.runner.RunWith;
-
-@RunWith(Theories.class)
-public class TheoriesTest {
- @DataPoint
- public static String car = "carlo";
-
- @DataPoint
- public static String car2 = "carlo2";
-
- @Theory
- public void testName(String str) throws Exception {
- Assert.assertEquals(str, car2);
- }
-}