Upgrade guava to v11.0.2

Bug: 6457759
Change-Id: Ie9aa2faaf572f1be8e203a447f357510136ae6b9

1 files changed, 382 insertions, 0 deletions

diff --git a/guava-tests/test/com/google/common/primitives/DoublesTest.java b/guava-tests/test/com/google/common/primitives/DoublesTest.java
new file mode 100644
index 000000000..68fdc591e
--- /dev/null
+++ b/guava-tests/test/com/google/common/primitives/DoublesTest.java
@@ -0,0 +1,382 @@
+/*
+ * Copyright (C) 2008 The Guava Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.google.common.primitives;
+
+import static java.lang.Double.NaN;
+import static org.junit.contrib.truth.Truth.ASSERT;
+
+import com.google.common.annotations.GwtCompatible;
+import com.google.common.annotations.GwtIncompatible;
+import com.google.common.collect.testing.Helpers;
+import com.google.common.testing.NullPointerTester;
+import com.google.common.testing.SerializableTester;
+
+import junit.framework.TestCase;
+
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+
+/**
+ * Unit test for {@link Doubles}.
+ *
+ * @author Kevin Bourrillion
+ */
+@GwtCompatible(emulated = true)
+@SuppressWarnings("cast") // redundant casts are intentional and harmless
+public class DoublesTest extends TestCase {
+  private static final double[] EMPTY = {};
+  private static final double[] ARRAY1 = {(double) 1};
+  private static final double[] ARRAY234
+      = {(double) 2, (double) 3, (double) 4};
+
+  private static final double LEAST = Double.NEGATIVE_INFINITY;
+  private static final double GREATEST = Double.POSITIVE_INFINITY;
+
+  private static final double[] NUMBERS = new double[] {
+      LEAST, -Double.MAX_VALUE, -1.0, -0.0, 0.0, 1.0, Double.MAX_VALUE, GREATEST,
+      Double.MIN_NORMAL, -Double.MIN_NORMAL,  Double.MIN_VALUE, -Double.MIN_VALUE,
+      Integer.MIN_VALUE, Integer.MAX_VALUE, Long.MIN_VALUE, Long.MAX_VALUE
+  };
+
+  private static final double[] VALUES
+      = Doubles.concat(NUMBERS, new double[] {NaN});
+
+  public void testHashCode() {
+    for (double value : VALUES) {
+      assertEquals(((Double) value).hashCode(), Doubles.hashCode(value));
+    }
+  }
+
+  public void testIsFinite() {
+    for (double value : NUMBERS) {
+      assertEquals(!(Double.isNaN(value) || Double.isInfinite(value)), Doubles.isFinite(value));
+    }
+  }
+
+  public void testCompare() {
+    for (double x : VALUES) {
+      for (double y : VALUES) {
+        // note: spec requires only that the sign is the same
+        assertEquals(x + ", " + y,
+                     Double.valueOf(x).compareTo(y),
+                     Doubles.compare(x, y));
+      }
+    }
+  }
+
+  public void testContains() {
+    assertFalse(Doubles.contains(EMPTY, (double) 1));
+    assertFalse(Doubles.contains(ARRAY1, (double) 2));
+    assertFalse(Doubles.contains(ARRAY234, (double) 1));
+    assertTrue(Doubles.contains(new double[] {(double) -1}, (double) -1));
+    assertTrue(Doubles.contains(ARRAY234, (double) 2));
+    assertTrue(Doubles.contains(ARRAY234, (double) 3));
+    assertTrue(Doubles.contains(ARRAY234, (double) 4));
+
+    for (double value : NUMBERS) {
+      assertTrue("" + value,
+          Doubles.contains(new double[] {5.0, value}, value));
+    }
+    assertFalse(Doubles.contains(new double[] {5.0, NaN}, NaN));
+  }
+
+  public void testIndexOf() {
+    assertEquals(-1, Doubles.indexOf(EMPTY, (double) 1));
+    assertEquals(-1, Doubles.indexOf(ARRAY1, (double) 2));
+    assertEquals(-1, Doubles.indexOf(ARRAY234, (double) 1));
+    assertEquals(0, Doubles.indexOf(
+        new double[] {(double) -1}, (double) -1));
+    assertEquals(0, Doubles.indexOf(ARRAY234, (double) 2));
+    assertEquals(1, Doubles.indexOf(ARRAY234, (double) 3));
+    assertEquals(2, Doubles.indexOf(ARRAY234, (double) 4));
+    assertEquals(1, Doubles.indexOf(
+        new double[] { (double) 2, (double) 3, (double) 2, (double) 3 },
+        (double) 3));
+
+    for (double value : NUMBERS) {
+      assertEquals("" + value,
+          1, Doubles.indexOf(new double[] {5.0, value}, value));
+    }
+    assertEquals(-1, Doubles.indexOf(new double[] {5.0, NaN}, NaN));
+  }
+
+  public void testIndexOf_arrayTarget() {
+    assertEquals(0, Doubles.indexOf(EMPTY, EMPTY));
+    assertEquals(0, Doubles.indexOf(ARRAY234, EMPTY));
+    assertEquals(-1, Doubles.indexOf(EMPTY, ARRAY234));
+    assertEquals(-1, Doubles.indexOf(ARRAY234, ARRAY1));
+    assertEquals(-1, Doubles.indexOf(ARRAY1, ARRAY234));
+    assertEquals(0, Doubles.indexOf(ARRAY1, ARRAY1));
+    assertEquals(0, Doubles.indexOf(ARRAY234, ARRAY234));
+    assertEquals(0, Doubles.indexOf(
+        ARRAY234, new double[] { (double) 2, (double) 3 }));
+    assertEquals(1, Doubles.indexOf(
+        ARRAY234, new double[] { (double) 3, (double) 4 }));
+    assertEquals(1, Doubles.indexOf(ARRAY234, new double[] { (double) 3 }));
+    assertEquals(2, Doubles.indexOf(ARRAY234, new double[] { (double) 4 }));
+    assertEquals(1, Doubles.indexOf(new double[] { (double) 2, (double) 3,
+        (double) 3, (double) 3, (double) 3 },
+        new double[] { (double) 3 }
+    ));
+    assertEquals(2, Doubles.indexOf(
+        new double[] { (double) 2, (double) 3, (double) 2,
+            (double) 3, (double) 4, (double) 2, (double) 3},
+        new double[] { (double) 2, (double) 3, (double) 4}
+    ));
+    assertEquals(1, Doubles.indexOf(
+        new double[] { (double) 2, (double) 2, (double) 3,
+            (double) 4, (double) 2, (double) 3, (double) 4},
+        new double[] { (double) 2, (double) 3, (double) 4}
+    ));
+    assertEquals(-1, Doubles.indexOf(
+        new double[] { (double) 4, (double) 3, (double) 2},
+        new double[] { (double) 2, (double) 3, (double) 4}
+    ));
+
+    for (double value : NUMBERS) {
+      assertEquals("" + value, 1, Doubles.indexOf(
+          new double[] {5.0, value, value, 5.0}, new double[] {value, value}));
+    }
+    assertEquals(-1, Doubles.indexOf(
+        new double[] {5.0, NaN, NaN, 5.0}, new double[] {NaN, NaN}));
+  }
+
+  public void testLastIndexOf() {
+    assertEquals(-1, Doubles.lastIndexOf(EMPTY, (double) 1));
+    assertEquals(-1, Doubles.lastIndexOf(ARRAY1, (double) 2));
+    assertEquals(-1, Doubles.lastIndexOf(ARRAY234, (double) 1));
+    assertEquals(0, Doubles.lastIndexOf(
+        new double[] {(double) -1}, (double) -1));
+    assertEquals(0, Doubles.lastIndexOf(ARRAY234, (double) 2));
+    assertEquals(1, Doubles.lastIndexOf(ARRAY234, (double) 3));
+    assertEquals(2, Doubles.lastIndexOf(ARRAY234, (double) 4));
+    assertEquals(3, Doubles.lastIndexOf(
+        new double[] { (double) 2, (double) 3, (double) 2, (double) 3 },
+        (double) 3));
+
+    for (double value : NUMBERS) {
+      assertEquals("" + value,
+          0, Doubles.lastIndexOf(new double[] {value, 5.0}, value));
+    }
+    assertEquals(-1, Doubles.lastIndexOf(new double[] {NaN, 5.0}, NaN));
+  }
+
+  public void testMax_noArgs() {
+    try {
+      Doubles.max();
+      fail();
+    } catch (IllegalArgumentException expected) {
+    }
+  }
+
+  public void testMax() {
+    assertEquals(LEAST, Doubles.max(LEAST));
+    assertEquals(GREATEST, Doubles.max(GREATEST));
+    assertEquals((double) 9, Doubles.max(
+        (double) 8, (double) 6, (double) 7,
+        (double) 5, (double) 3, (double) 0, (double) 9));
+
+    assertEquals(0.0, Doubles.max(-0.0, 0.0));
+    assertEquals(0.0, Doubles.max(0.0, -0.0));
+    assertEquals(GREATEST, Doubles.max(NUMBERS));
+    assertTrue(Double.isNaN(Doubles.max(VALUES)));
+  }
+
+  public void testMin_noArgs() {
+    try {
+      Doubles.min();
+      fail();
+    } catch (IllegalArgumentException expected) {
+    }
+  }
+
+  public void testMin() {
+    assertEquals(LEAST, Doubles.min(LEAST));
+    assertEquals(GREATEST, Doubles.min(GREATEST));
+    assertEquals((double) 0, Doubles.min(
+        (double) 8, (double) 6, (double) 7,
+        (double) 5, (double) 3, (double) 0, (double) 9));
+
+    assertEquals(-0.0, Doubles.min(-0.0, 0.0));
+    assertEquals(-0.0, Doubles.min(0.0, -0.0));
+    assertEquals(LEAST, Doubles.min(NUMBERS));
+    assertTrue(Double.isNaN(Doubles.min(VALUES)));
+  }
+
+  public void testConcat() {
+    assertTrue(Arrays.equals(EMPTY, Doubles.concat()));
+    assertTrue(Arrays.equals(EMPTY, Doubles.concat(EMPTY)));
+    assertTrue(Arrays.equals(EMPTY, Doubles.concat(EMPTY, EMPTY, EMPTY)));
+    assertTrue(Arrays.equals(ARRAY1, Doubles.concat(ARRAY1)));
+    assertNotSame(ARRAY1, Doubles.concat(ARRAY1));
+    assertTrue(Arrays.equals(ARRAY1, Doubles.concat(EMPTY, ARRAY1, EMPTY)));
+    assertTrue(Arrays.equals(
+        new double[] {(double) 1, (double) 1, (double) 1},
+        Doubles.concat(ARRAY1, ARRAY1, ARRAY1)));
+    assertTrue(Arrays.equals(
+        new double[] {(double) 1, (double) 2, (double) 3, (double) 4},
+        Doubles.concat(ARRAY1, ARRAY234)));
+  }
+
+  public void testEnsureCapacity() {
+    assertSame(EMPTY, Doubles.ensureCapacity(EMPTY, 0, 1));
+    assertSame(ARRAY1, Doubles.ensureCapacity(ARRAY1, 0, 1));
+    assertSame(ARRAY1, Doubles.ensureCapacity(ARRAY1, 1, 1));
+    assertTrue(Arrays.equals(
+        new double[] {(double) 1, (double) 0, (double) 0},
+        Doubles.ensureCapacity(ARRAY1, 2, 1)));
+  }
+
+  public void testEnsureCapacity_fail() {
+    try {
+      Doubles.ensureCapacity(ARRAY1, -1, 1);
+      fail();
+    } catch (IllegalArgumentException expected) {
+    }
+    try {
+      // notice that this should even fail when no growth was needed
+      Doubles.ensureCapacity(ARRAY1, 1, -1);
+      fail();
+    } catch (IllegalArgumentException expected) {
+    }
+  }
+
+  @GwtIncompatible("Double.toString returns different value in GWT.")
+  public void testJoin() {
+    assertEquals("", Doubles.join(",", EMPTY));
+    assertEquals("1.0", Doubles.join(",", ARRAY1));
+    assertEquals("1.0,2.0", Doubles.join(",", (double) 1, (double) 2));
+    assertEquals("1.02.03.0",
+        Doubles.join("", (double) 1, (double) 2, (double) 3));
+  }
+
+  public void testJoinNonTrivialDoubles() {
+    assertEquals("", Doubles.join(",", EMPTY));
+    assertEquals("1.2", Doubles.join(",", 1.2));
+    assertEquals("1.3,2.4", Doubles.join(",", 1.3, 2.4));
+    assertEquals("1.42.53.6", Doubles.join("", 1.4, 2.5, 3.6));
+  }
+
+  public void testLexicographicalComparator() {
+    List<double[]> ordered = Arrays.asList(
+        new double[] {},
+        new double[] {LEAST},
+        new double[] {LEAST, LEAST},
+        new double[] {LEAST, (double) 1},
+        new double[] {(double) 1},
+        new double[] {(double) 1, LEAST},
+        new double[] {GREATEST, Double.MAX_VALUE},
+        new double[] {GREATEST, GREATEST},
+        new double[] {GREATEST, GREATEST, GREATEST});
+
+    Comparator<double[]> comparator = Doubles.lexicographicalComparator();
+    Helpers.testComparator(comparator, ordered);
+  }
+
+  @GwtIncompatible("SerializableTester")
+  public void testLexicographicalComparatorSerializable() {
+    Comparator<double[]> comparator = Doubles.lexicographicalComparator();
+    assertSame(comparator, SerializableTester.reserialize(comparator));
+  }
+
+  public void testToArray() {
+    // need explicit type parameter to avoid javac warning!?
+    List<Double> none = Arrays.<Double>asList();
+    assertTrue(Arrays.equals(EMPTY, Doubles.toArray(none)));
+
+    List<Double> one = Arrays.asList((double) 1);
+    assertTrue(Arrays.equals(ARRAY1, Doubles.toArray(one)));
+
+    double[] array = {(double) 0, (double) 1, Math.PI};
+
+    List<Double> three = Arrays.asList((double) 0, (double) 1, Math.PI);
+    assertTrue(Arrays.equals(array, Doubles.toArray(three)));
+
+    assertTrue(Arrays.equals(array, Doubles.toArray(Doubles.asList(array))));
+  }
+
+  public void testToArray_threadSafe() {
+    for (int delta : new int[] { +1, 0, -1 }) {
+      for (int i = 0; i < VALUES.length; i++) {
+        List<Double> list = Doubles.asList(VALUES).subList(0, i);
+        Collection<Double> misleadingSize =
+            Helpers.misleadingSizeCollection(delta);
+        misleadingSize.addAll(list);
+        double[] arr = Doubles.toArray(misleadingSize);
+        assertEquals(i, arr.length);
+        for (int j = 0; j < i; j++) {
+          assertEquals(VALUES[j], arr[j]);
+        }
+      }
+    }
+  }
+
+  public void testToArray_withNull() {
+    List<Double> list = Arrays.asList((double) 0, (double) 1, null);
+    try {
+      Doubles.toArray(list);
+      fail();
+    } catch (NullPointerException expected) {
+    }
+  }
+
+  public void testAsList_isAView() {
+    double[] array = {(double) 0, (double) 1};
+    List<Double> list = Doubles.asList(array);
+    list.set(0, (double) 2);
+    assertTrue(Arrays.equals(new double[] {(double) 2, (double) 1}, array));
+    array[1] = (double) 3;
+    ASSERT.that(list).hasContentsInOrder((double) 2, (double) 3);
+  }
+
+  public void testAsList_toArray_roundTrip() {
+    double[] array = { (double) 0, (double) 1, (double) 2 };
+    List<Double> list = Doubles.asList(array);
+    double[] newArray = Doubles.toArray(list);
+
+    // Make sure it returned a copy
+    list.set(0, (double) 4);
+    assertTrue(Arrays.equals(
+        new double[] { (double) 0, (double) 1, (double) 2 }, newArray));
+    newArray[1] = (double) 5;
+    assertEquals((double) 1, (double) list.get(1));
+  }
+
+  // This test stems from a real bug found by andrewk
+  public void testAsList_subList_toArray_roundTrip() {
+    double[] array = { (double) 0, (double) 1, (double) 2, (double) 3 };
+    List<Double> list = Doubles.asList(array);
+    assertTrue(Arrays.equals(new double[] { (double) 1, (double) 2 },
+        Doubles.toArray(list.subList(1, 3))));
+    assertTrue(Arrays.equals(new double[] {},
+        Doubles.toArray(list.subList(2, 2))));
+  }
+
+  public void testAsListEmpty() {
+    assertSame(Collections.emptyList(), Doubles.asList(EMPTY));
+  }
+
+  @GwtIncompatible("NullPointerTester")
+  public void testNulls() throws Exception {
+    NullPointerTester tester = new NullPointerTester();
+    tester.setDefault(double[].class, new double[0]);
+    tester.testAllPublicStaticMethods(Doubles.class);
+  }
+}