Test enhancement

tests/Field/DayOfMonthTest.php

@@ -0,0 +1,22 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Brick\DateTime\Tests\Field;
+
+use Brick\DateTime\Field\DayOfMonth;
+use Brick\DateTime\Tests\AbstractTestCase;
+
+/**
+ * Unit tests for class DayOfMonth.
+ */
+class DayOfMonthTest extends AbstractTestCase
+{
+    /**
+     * @doesNotPerformAssertions
+     */
+    public function testCheckWithNullMonthOfYear()
+    {
+        DayOfMonth::check(31);
+    }
+}

tests/Field/WeekOfYearTest.php

@@ -0,0 +1,32 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Brick\DateTime\Tests\Field;
+
+use Brick\DateTime\Field\WeekOfYear;
+use Brick\DateTime\Tests\AbstractTestCase;
+
+/**
+ * Unit tests for class WeekOfYear.
+ */
+class WeekOfYearTest extends AbstractTestCase
+{
+    /**
+     * @expectedException        \Brick\DateTime\DateTimeException
+     * @expectedExceptionMessage Invalid week-of-year: -1 is not in the range 1 to 53.
+     */
+    public function testCheckShouldThrowDateTimeExceptionWithFieldNotInRange()
+    {
+        WeekOfYear::check(-1);
+    }
+
+    /**
+     * @expectedException        \Brick\DateTime\DateTimeException
+     * @expectedExceptionMessage Year 2000 does not have 53 weeks
+     */
+    public function testCheckShouldThrowDateTimeExceptionWith52WeekYear()
+    {
+        WeekOfYear::check(53, 2000);
+    }
+}

tests/InstantTest.php

@@ -7,6 +7,7 @@
 use Brick\DateTime\Clock\FixedClock;
 use Brick\DateTime\Duration;
 use Brick\DateTime\Instant;
+use Brick\DateTime\TimeZone;
 
 /**
  * Unit tests for class Instant.
@@ -373,6 +374,36 @@ public function testIsBeforeOrEqualTo(int $s1, int $n1, int $s2, int $n2, int $c
         $this->assertSame($cmp <= 0, Instant::of($s1, $n1)->isBeforeOrEqualTo(Instant::of($s2, $n2)));
     }
 
+    /**
+     * @dataProvider providerIsBetweenInclusive
+     *
+     * @param int  $seconds   The seconds value.
+     * @param int  $nanos     The nano seconds value.
+     * @param bool $isBetween Check the secs and nanos are between.
+     */
+    public function testIsBetweenInclusive(int $seconds, int $nanos, $isBetween)
+    {
+        $this->assertSame($isBetween, Instant::of($seconds, $nanos)->isBetweenInclusive(
+            Instant::of(-1, -1),
+            Instant::of(1, 1)
+        ));
+    }
+
+    /**
+     * @dataProvider providerIsBetweenExclusive
+     *
+     * @param int  $seconds   The seconds value.
+     * @param int  $nanos     The nano seconds value.
+     * @param bool $isBetween Check the secs and nanos are between.
+     */
+    public function testIsBetweenExclusive(int $seconds, int $nanos, $isBetween)
+    {
+        $this->assertSame($isBetween, Instant::of($seconds, $nanos)->isBetweenExclusive(
+            Instant::of(-1, -1),
+            Instant::of(1, 1)
+        ));
+    }
+
     /**
      * @dataProvider providerCompareTo
      *
@@ -403,6 +434,46 @@ public function testIsPast(int $testSecond, int $testNano, int $nowSecond, int $
         $this->assertSame($cmp === -1, Instant::of($testSecond, $testNano)->isPast($clock));
     }
 
+    /**
+     * @return array
+     */
+    public function providerIsBetweenExclusive() : array
+    {
+        return [
+            [-1, -2, false],
+            [-1, -1, false],
+            [-1,  0, true],
+            [-1, 1, true],
+            [0, -1, true],
+            [0, 0, true],
+            [0, 1, true],
+            [1, -1, true],
+            [1, 0, true],
+            [1, 1, false],
+            [1, 2, false],
+        ];
+    }
+
+    /**
+     * @return array
+     */
+    public function providerIsBetweenInclusive() : array
+    {
+        return [
+            [-1, -2, false],
+            [-1, -1, true],
+            [-1,  0, true],
+            [-1, 1, true],
+            [0, -1, true],
+            [0, 0, true],
+            [0, 1, true],
+            [1, -1, true],
+            [1, 0, true],
+            [1, 1, true],
+            [1, 2, false],
+        ];
+    }
+
     /**
      * @return array
      */
@@ -553,4 +624,13 @@ public function providerToString() : array
             [2000000000, 0, '2033-05-18T03:33:20Z'],
         ];
     }
+
+    public function testAtTimeZone()
+    {
+        $timeZone = TimeZone::utc();
+        $instant = Instant::of(1000000000);
+        $result = $instant->atTimeZone($timeZone);
+        $this->assertSame(1000000000, $result->getInstant()->getEpochSecond());
+        $this->assertSame('2001-09-09T01:46:40', (string) $result->getDateTime());
+    }
 }

tests/IntervalTest.php

@@ -12,6 +12,18 @@
  */
 class IntervalTest extends AbstractTestCase
 {
+    /**
+     * @expectedException        \Brick\DateTime\DateTimeException
+     * @expectedExceptionMessage The end instant must not be before the start instant.
+     */
+    public function testEndInstantIsNotBeforeStartInstant()
+    {
+        $start = Instant::of(2000000000, 987654321);
+        $end = Instant::of(2000000009, 123456789);
+
+        $interval = new Interval($end, $start);
+    }
+
     public function testGetStartEnd()
     {
         $start = Instant::of(2000000000, 987654321);

tests/MonthDayTest.php

@@ -376,6 +376,17 @@ public function providerWithInvalidMonthThrowsException() : array
         ];
     }
 
+    public function testWithDayWithSameDay()
+    {
+        $month = 1;
+        $day = 20;
+        $monthDay = MonthDay::of($month, $day);
+        $newMonthDay = $monthDay->withDay($day);
+
+        $this->assertMonthDayIs($month, $day, $monthDay);
+        $this->assertMonthDayIs($month, $day, $newMonthDay);
+    }
+
     /**
      * @dataProvider providerWithDay
      *

tests/Parser/DateTimeParseResultTest.php

@@ -0,0 +1,24 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Brick\DateTime\Tests\Parser;
+
+use Brick\DateTime\Parser\DateTimeParseResult;
+use Brick\DateTime\Tests\AbstractTestCase;
+
+/**
+ * Unit tests for class DateTimeParseResult.
+ */
+class DateTimeParseResultTest extends AbstractTestCase
+{
+    /**
+     * @expectedException        \Brick\DateTime\Parser\DateTimeParseException
+     * @expectedExceptionMessage Field invalid_field_name is not present in the parsed result.
+     */
+    public function testGetFieldWithInvalidFieldStringName()
+    {
+        $dateTimeParseResult = new DateTimeParseResult();
+        $dateTimeParseResult->getField('invalid_field_name');
+    }
+}

tests/Parser/PatternParserBuilderTest.php

@@ -0,0 +1,45 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Brick\DateTime\Tests\Parser;
+
+use Brick\DateTime\Parser\PatternParserBuilder;
+use Brick\DateTime\Tests\AbstractTestCase;
+
+/**
+ * Unit tests for class PatternParserBuilder.
+ */
+class PatternParserBuilderTest extends AbstractTestCase
+{
+    /**
+     * @expectedException        \RuntimeException
+     * @expectedExceptionMessage Cannot call endOptional() without a call to startOptional() first.
+     */
+    public function testEndOptionalShouldThrowRuntimeException()
+    {
+        $patternParserBuilder = new PatternParserBuilder();
+        $patternParserBuilder->endOptional();
+    }
+
+    /**
+     * @expectedException        \RuntimeException
+     * @expectedExceptionMessage Cannot call endGroup() without a call to startGroup() first.
+     */
+    public function testEndGroupShouldThrowRuntimeException()
+    {
+        $patternParserBuilder = new PatternParserBuilder();
+        $patternParserBuilder->endGroup();
+    }
+
+    /**
+     * @expectedException        \RuntimeException
+     * @expectedExceptionMessage Builder misses call to endOptional() or endGroup().
+     */
+    public function testToParserWithNonEmptyStack()
+    {
+        $patternParserBuilder = new PatternParserBuilder();
+        $patternParserBuilder->startGroup();
+        $patternParserBuilder->toParser();
+    }
+}

tests/StopwatchTest.php

@@ -28,6 +28,15 @@ private static function setClockTime(int $second, int $nano) : void
         self::$clock->setTime(Instant::of($second, $nano));
     }
 
+    public function testConstructorWithNullClock()
+    {
+        $stopwatch = new Stopwatch();
+
+        $this->assertNull($stopwatch->getStartTime());
+        $this->assertFalse($stopwatch->isRunning());
+        $this->assertDurationIs(0, 0, $stopwatch->getElapsedTime());
+    }
+
     /**
      * @return Stopwatch
      */
@@ -80,6 +89,16 @@ public function testElapsedTimeWhileRunning(Stopwatch $stopwatch) : Stopwatch
         return $stopwatch;
     }
 
+    public function testStopWithNullStartTime()
+    {
+        $stopwatch = new Stopwatch();
+        $stopwatch->stop();
+
+        $this->assertNull($stopwatch->getStartTime());
+        $this->assertFalse($stopwatch->isRunning());
+        $this->assertDurationIs(0, 0, $stopwatch->getElapsedTime());
+    }
+
     /**
      * @depends testElapsedTimeWhileRunning
      *

tests/YearMonthTest.php

@@ -330,11 +330,27 @@ public function testWithYear()
         $this->assertYearMonthIs(2001, 5, YearMonth::of(2000, 5)->withYear(2001));
     }
 
+    public function testWithYearWithSameYear()
+    {
+        $year = 2018;
+        $month = 2;
+        $yearMonth = YearMonth::of($year, $month);
+
+        $this->assertYearMonthIs($year, $month, $yearMonth->withYear($year));
+    }
+
     public function testWithMonth()
     {
         $this->assertYearMonthIs(2000, 12, YearMonth::of(2000, 1)->withMonth(12));
     }
 
+    public function testWithMonthWithSameMonth()
+    {
+        $month = 2;
+
+        $this->assertYearMonthIs(2000, $month, YearMonth::of(2000, $month)->withMonth($month));
+    }
+
     public function testGetFirstDay()
     {
         $this->assertLocalDateIs(2023, 10, 1, YearMonth::of(2023, 10)->getFirstDay());
@@ -347,7 +363,7 @@ public function testGetFirstDay()
      * @param int $month
      * @param int $day
      */
-    public function getGetLastDay(int $year, int $month, int $day)
+    public function testGetLastDay(int $year, int $month, int $day)
     {
         $this->assertLocalDateIs($year, $month, $day, YearMonth::of($year, $month)->getLastDay());
     }
@@ -362,7 +378,7 @@ public function providerGetLastDay() : array
             [2000, 2, 29],
             [2001, 2, 28],
             [2002, 3, 31],
-            [2002, 4, 40],
+            [2002, 4, 30],
         ];
     }
 
@@ -386,6 +402,12 @@ public function testPlusYears(int $year, int $month, int $plusYears, int $expect
         $this->assertYearMonthIs($expectedYear, $expectedMonth, $yearMonth->plusYears($plusYears));
     }
 
+    public function testPlusZeroYears()
+    {
+        $yearMonth = YearMonth::of(2005, 1);
+        $this->assertYearMonthIs(2005, 1, $yearMonth->plusYears(0));
+    }
+
     /**
      * @return array
      */