From 35af07807ea918e16fe7ee690976ef6580c68e4d Mon Sep 17 00:00:00 2001
From: shimonhaga <shimon.haga@gmail.com>
Date: Sun, 19 Sep 2021 14:41:53 +0900
Subject: [PATCH] Add test for utility to get first business day of next month

---
 src/NextMonthFirstBusinessDay.php      |  3 +-
 test/NextMonthFirstBusinessDayTest.php | 74 ++++++++++++++++++++++++++
 test/ThisMonthLastBusinessDayTest.php  |  8 ++-
 3 files changed, 78 insertions(+), 7 deletions(-)
 create mode 100644 test/NextMonthFirstBusinessDayTest.php

diff --git a/src/NextMonthFirstBusinessDay.php b/src/NextMonthFirstBusinessDay.php
index 874b38b..da3fe8c 100644
--- a/src/NextMonthFirstBusinessDay.php
+++ b/src/NextMonthFirstBusinessDay.php
@@ -21,8 +21,7 @@ public function __invoke(int $hours = 0, int $minutes = 0, int $seconds = 0): Ca
         // Move day
         $this->setDate(
             $this->date->clone()
-                ->lastOfMonth()                     // 今月末
-                ->addDay()                          // 翌月
+                ->addMonth()                        // 翌月
                 ->setDay($this->firstDayOfMonth)    // 開始日
         );
 
diff --git a/test/NextMonthFirstBusinessDayTest.php b/test/NextMonthFirstBusinessDayTest.php
new file mode 100644
index 0000000..4c063be
--- /dev/null
+++ b/test/NextMonthFirstBusinessDayTest.php
@@ -0,0 +1,74 @@
+<?php
+
+use PHPUnit\Framework\TestCase;
+use Shimoning\Deadline\NextMonthFirstBusinessDay;
+
+class NextMonthFirstBusinessDayTest extends TestCase
+{
+    /**
+     * Jul 2021
+     *
+     * Su Mo Tu We Th Fr Sa
+     *              1  2  3
+     *  4  5  6  7  8  9 10
+     * 11 12 13 14 15 16 17
+     * 18 19 20 21 22 23 24
+     * 25 26 27 28 29 30 31
+     *
+     * Aug 2021
+     *
+     * Su Mo Tu We Th Fr Sa
+     *  1  2  3  4  5  6  7
+     */
+
+    public function test20210802_000000()
+    {
+        // init
+        $deadline = new NextMonthFirstBusinessDay(2021, 7, 20);
+
+        // get deadline
+        $date = $deadline();
+        $this->assertEquals(2021, $date->year);
+        $this->assertEquals(8, $date->month);
+        $this->assertEquals(2, $date->day);
+        $this->assertEquals(0, $date->hour);
+        $this->assertEquals(0, $date->minute);
+        $this->assertEquals(0, $date->second);
+    }
+
+    public function test20210805_000000()
+    {
+        // init
+        $deadline = new NextMonthFirstBusinessDay(2021, 7, 20);
+
+        // set first days
+        $deadline->setFirstDayOfMonth(5);
+
+        // get deadline
+        $date = $deadline();
+        $this->assertEquals(2021, $date->year);
+        $this->assertEquals(8, $date->month);
+        $this->assertEquals(5, $date->day);
+        $this->assertEquals(0, $date->hour);
+        $this->assertEquals(0, $date->minute);
+        $this->assertEquals(0, $date->second);
+    }
+
+    public function test20210809_000000()
+    {
+        // init
+        $deadline = new NextMonthFirstBusinessDay(2021, 7, 20);
+
+        // set first days
+        $deadline->setFirstDayOfMonth(7);
+
+        // get deadline
+        $date = $deadline();
+        $this->assertEquals(2021, $date->year);
+        $this->assertEquals(8, $date->month);
+        $this->assertEquals(9, $date->day);
+        $this->assertEquals(0, $date->hour);
+        $this->assertEquals(0, $date->minute);
+        $this->assertEquals(0, $date->second);
+    }
+}
diff --git a/test/ThisMonthLastBusinessDayTest.php b/test/ThisMonthLastBusinessDayTest.php
index caa853d..55e1306 100644
--- a/test/ThisMonthLastBusinessDayTest.php
+++ b/test/ThisMonthLastBusinessDayTest.php
@@ -2,7 +2,6 @@
 
 use PHPUnit\Framework\TestCase;
 use Shimoning\Deadline\ThisMonthLastBusinessDay;
-use Carbon\Carbon;
 
 class ThisMonthLastBusinessDayTest extends TestCase
 {
@@ -21,7 +20,7 @@ class ThisMonthLastBusinessDayTest extends TestCase
 
     public function test20200430_000000()
     {
-        // normally
+        // init
         $deadline = new ThisMonthLastBusinessDay(2020, 4, 20);
 
         // get deadline
@@ -36,7 +35,7 @@ public function test20200430_000000()
 
     public function test20200429_000000()
     {
-        // normally
+        // init
         $deadline = new ThisMonthLastBusinessDay(2020, 4, 20);
 
         // set sub days
@@ -54,11 +53,10 @@ public function test20200429_000000()
 
     public function test20200424_000000()
     {
-        // normally
+        // init
         $deadline = new ThisMonthLastBusinessDay(2020, 4, 20);
 
         // set sub days
-        $deadline->setBehaviorIfNotWeekday(-1);
         $deadline->setSubDays(4);
 
         // get deadline