From d70b681a86c0f182ccad207ac656cc547878704a Mon Sep 17 00:00:00 2001
From: codaamok <me@cookadam.co.uk>
Date: Wed, 13 Apr 2022 22:27:18 +0100
Subject: [PATCH] Updated Get-ElapsedBusinessTime

---
 .vscode/tasks.json                            |  2 +-
 CHANGELOG.md                                  |  2 ++
 src/Public/Get-ElapsedBusinessTime.ps1        | 19 +++++++++++++++++++
 .../Public/Get-ElapsedBusinessTime.Tests.ps1  |  6 ++++++
 4 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/.vscode/tasks.json b/.vscode/tasks.json
index 721746d..b90945e 100644
--- a/.vscode/tasks.json
+++ b/.vscode/tasks.json
@@ -41,7 +41,7 @@
         {
             "label": "Tests",
             "type": "process",
-            "command": "powershell",
+            "command": "pwsh",
             "args": ["-noprofile", "-file", "./tests/invoke.tests.ps1"],
             "group": {
                 "kind": "test",
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9349174..9ec3e62 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+### Fixed
+- `Get-ElapsedBusinessTime` did not return correct result where the number of working days between `-StartDate` and `-EndDate` was 1 but the date range spanned more than 1 calendar day, e.g. Sunday through to Monday.
 
 ## [0.1.1] - 2022-04-12
 ### Fixed
diff --git a/src/Public/Get-ElapsedBusinessTime.ps1 b/src/Public/Get-ElapsedBusinessTime.ps1
index 12c9428..141c28d 100644
--- a/src/Public/Get-ElapsedBusinessTime.ps1
+++ b/src/Public/Get-ElapsedBusinessTime.ps1
@@ -91,6 +91,25 @@ function Get-ElapsedBusinessTime {
         New-TimeSpan
     }
     elseif ($WorkingDays.Count -eq 1) {
+        if (-not (Test-WorkingDay -Date $StartDate -StartHour $StartHour -FinishHour $FinishHour @CommonParams)) {
+            $StartDate = Get-Date ('{0}/{1}/{2} {3}:{4}:{5}' -f $WorkingDays.Year,
+                                                                $WorkingDays.Month,
+                                                                $WorkingDays.Day,
+                                                                $StartHour.Hour,
+                                                                $StartHour.Minute,
+                                                                $StartHour.Second)
+        }
+
+        if (-not (Test-WorkingDay -Date $EndDate -StartHour $StartHour -FinishHour $FinishHour @CommonParams)) {
+            $EndDate = Get-Date ('{0}/{1}/{2} {3}:{4}:{5}' -f $WorkingDays.Year,
+                                                              $WorkingDays.Month,
+                                                              $WorkingDays.Day,
+                                                              $FinishHour.Hour,
+                                                              $FinishHour.Minute,
+                                                              $FinishHour.Second)
+
+        }
+
         $Params = @{
             StartDate  = $StartDate
             EndDate    = $EndDate
diff --git a/tests/Public/Get-ElapsedBusinessTime.Tests.ps1 b/tests/Public/Get-ElapsedBusinessTime.Tests.ps1
index 0127c88..286217d 100644
--- a/tests/Public/Get-ElapsedBusinessTime.Tests.ps1
+++ b/tests/Public/Get-ElapsedBusinessTime.Tests.ps1
@@ -35,6 +35,12 @@ Describe "Get-ElapsedBusinessTime" {
             $EndDate   = Get-Date '2022-04-08 08:00:00'
             (Get-ElapsedBusinessTime -StartDate $StartDate -EndDate $EndDate).Hours | Should -Be 9
         }
+
+        It "should be 143 minutes, across 2 consecutive days, where 1 is a working days" {
+            $StartDate = Get-Date '2022-04-10 13:52:12'
+            $EndDate   = Get-Date '2022-04-11 10:23:12'
+            (Get-ElapsedBusinessTime -StartDate $StartDate -EndDate $EndDate).TotalMinutes | Should -Be 143.2
+        }
     
         It "should be 10 hours, across 1 full day and 1 partial day, where both are working days" {
             $StartDate = Get-Date '2022-04-07 08:00:00'