Merge branch 'develop' into ci/ccxt.pro

.github/workflows/ci.yml

@@ -318,6 +318,17 @@ jobs:
       run: |
         mypy freqtrade scripts tests
 
+    - name: Run Pester tests (PowerShell)
+      run: |
+        $PSVersionTable
+        Set-PSRepository psgallery -InstallationPolicy trusted
+        Install-Module -Name Pester -RequiredVersion 5.3.1 -Confirm:$false -Force
+        $Error.clear()
+        Invoke-Pester -Path "tests" -CI
+        if ($Error.Length -gt 0) {exit 1}
+
+      shell: powershell
+
     - name: Discord notification
       uses: rjstone/discord-webhook-notify@v1
       if: failure() && ( github.event_name != 'pull_request' || github.event.pull_request.head.repo.fork == false)
@@ -566,11 +577,11 @@ jobs:
           docker version -f '{{.Server.Experimental}}'
 
     - name: Set up QEMU
-      uses: docker/setup-qemu-action@v1
+      uses: docker/setup-qemu-action@v3
 
     - name: Set up Docker Buildx
       id: buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@v3
 
     - name: Available platforms
       run: echo ${{ steps.buildx.outputs.platforms }}

.pre-commit-config.yaml

@@ -16,7 +16,7 @@ repos:
         additional_dependencies:
           - types-cachetools==5.3.0.7
           - types-filelock==3.2.7
-          - types-requests==2.32.0.20240523
+          - types-requests==2.32.0.20240602
           - types-tabulate==0.9.0.20240106
           - types-python-dateutil==2.9.0.20240316
           - SQLAlchemy==2.0.30
@@ -31,7 +31,7 @@ repos:
 
   - repo: https://github.com/charliermarsh/ruff-pre-commit
     # Ruff version.
-    rev: 'v0.4.5'
+    rev: 'v0.4.7'
     hooks:
       - id: ruff
 

docs/requirements-docs.txt

@@ -1,6 +1,6 @@
 markdown==3.6
 mkdocs==1.6.0
-mkdocs-material==9.5.24
+mkdocs-material==9.5.25
 mdx_truly_sane_lists==1.3
 pymdown-extensions==10.8.1
 jinja2==3.1.4

docs/windows_installation.md

@@ -5,6 +5,30 @@ We **strongly** recommend that Windows users use [Docker](docker_quickstart.md)
 If that is not possible, try using the Windows Linux subsystem (WSL) - for which the Ubuntu instructions should work.
 Otherwise, please follow the instructions below.
 
+All instructions assume that python 3.9+ is installed and available.
+
+## Clone the git repository
+
+First of all clone the repository by running:
+
+``` powershell
+git clone https://github.com/freqtrade/freqtrade.git
+```
+
+Now, choose your installation method, either automatically via script (recommended) or manually following the corresponding instructions.
+
+## Install freqtrade automatically
+
+### Run the installation script
+
+The script will ask you a few questions to determine which parts should be installed.
+
+```powershell
+Set-ExecutionPolicy -ExecutionPolicy Bypass
+cd freqtrade
+. .\setup.ps1
+```
+
 ## Install freqtrade manually
 
 !!! Note "64bit Python version"
@@ -14,13 +38,7 @@ Otherwise, please follow the instructions below.
 !!! Hint
     Using the [Anaconda Distribution](https://www.anaconda.com/distribution/) under Windows can greatly help with installation problems. Check out the [Anaconda installation section](installation.md#installation-with-conda) in the documentation for more information.
 
-### 1. Clone the git repository
+### Install ta-lib
-
-```bash
-git clone https://github.com/freqtrade/freqtrade.git
-```
-
-### 2. Install ta-lib
 
 Install ta-lib according to the [ta-lib documentation](https://github.com/TA-Lib/ta-lib-python#windows).
 

freqtrade/exchange/exchange.py

@@ -160,7 +160,7 @@ class Exchange:
         :return: None
         """
         self._api: ccxt.Exchange
-        self._api_async: ccxt_pro.Exchange = None
+        self._api_async: ccxt_pro.Exchange
         self._ws_async: ccxt_pro.Exchange = None
         self._exchange_ws: Optional[ExchangeWS] = None
         self._markets: Dict = {}
@@ -252,7 +252,7 @@ class Exchange:
         self.required_candle_call_count = 1
         if validate:
             # Initial markets load
-            self._load_markets()
+            self.reload_markets(True, load_leverage_tiers=False)
             self.validate_config(config)
             self._startup_candle_count: int = config.get("startup_candle_count", 0)
             self.required_candle_call_count = self.validate_required_startup_candles(
@@ -387,7 +387,7 @@ class Exchange:
         """exchange ccxt markets"""
         if not self._markets:
             logger.info("Markets were not loaded. Loading them now..")
-            self._load_markets()
+            self.reload_markets(True)
         return self._markets
 
     @property
@@ -570,30 +570,26 @@ class Exchange:
         if self._exchange_ws:
             self._exchange_ws.reset_connections()
 
-    def _load_async_markets(self, reload: bool = False) -> None:
+    def _load_async_markets(self, reload: bool = False) -> Dict[str, Any]:
         try:
-            if self._api_async:
+            markets = self.loop.run_until_complete(
-                self.loop.run_until_complete(self._api_async.load_markets(reload=reload, params={}))
+                self._api_async.load_markets(reload=reload, params={})
+            )
 
-        except (asyncio.TimeoutError, ccxt.BaseError) as e:
+            if isinstance(markets, Exception):
-            logger.warning("Could not load async markets. Reason: %s", e)
+                raise markets
-            return
+            return markets
+        except asyncio.TimeoutError as e:
+            logger.warning("Could not load markets. Reason: %s", e)
+            raise TemporaryError from e
 
-    def _load_markets(self) -> None:
+    def reload_markets(self, force: bool = False, *, load_leverage_tiers: bool = True) -> None:
-        """Initialize markets both sync and async"""
+        """
-        try:
+        Reload / Initialize markets both sync and async if refresh interval has passed
-            self._markets = self._api.load_markets(params={})
-            self._load_async_markets()
-            self._last_markets_refresh = dt_ts()
-            if self._ft_has["needs_trading_fees"]:
-                self._trading_fees = self.fetch_trading_fees()
 
-        except ccxt.BaseError:
+        """
-            logger.exception("Unable to initialize markets.")
-
-    def reload_markets(self, force: bool = False) -> None:
-        """Reload markets both sync and async if refresh interval has passed"""
         # Check whether markets have to be reloaded
+        is_initial = self._last_markets_refresh == 0
         if (
             not force
             and self._last_markets_refresh > 0
@@ -602,16 +598,21 @@ class Exchange:
             return None
         logger.debug("Performing scheduled market reload..")
         try:
-            self._markets = self._api.load_markets(reload=True, params={})
+            # Reload async markets, then assign them to sync api
-            # Also reload async markets to avoid issues with newly listed pairs
+            self._markets = self._load_async_markets(reload=True)
-            self._load_async_markets(reload=True)
+            self._api.set_markets(self._api_async.markets, self._api_async.currencies)
             if self._exchange_ws:
                 # Set markets to avoid reloading on websocket api
                 self._ws_async.set_markets(self._api.markets, self._api.currencies)
             self._last_markets_refresh = dt_ts()
-            self.fill_leverage_tiers()
+
-        except ccxt.BaseError:
+            if is_initial and self._ft_has["needs_trading_fees"]:
-            logger.exception("Could not reload markets.")
+                self._trading_fees = self.fetch_trading_fees()
+
+            if load_leverage_tiers and self.trading_mode == TradingMode.FUTURES:
+                self.fill_leverage_tiers()
+        except (ccxt.BaseError, TemporaryError):
+            logger.exception("Could not load markets.")
 
     def validate_stakecurrency(self, stake_currency: str) -> None:
         """

ft_client/requirements.txt

@@ -1,3 +1,3 @@
 # Requirements for freqtrade client library
-requests==2.32.2
+requests==2.32.3
 python-rapidjson==1.17

mkdocs.yml

@@ -1,5 +1,6 @@
 site_name: Freqtrade
 site_url: !ENV [READTHEDOCS_CANONICAL_URL, 'https://www.freqtrade.io/en/latest/']
+site_description: Freqtrade is a free and open source crypto trading bot written in Python, designed to support all major exchanges and be controlled via Telegram or builtin Web UI
 repo_url: https://github.com/freqtrade/freqtrade
 edit_uri: edit/develop/docs/
 use_directory_urls: True

requirements-dev.txt

@@ -7,7 +7,7 @@
 -r docs/requirements-docs.txt
 
 coveralls==4.0.1
-ruff==0.4.5
+ruff==0.4.7
 mypy==1.10.0
 pre-commit==3.7.1
 pytest==8.2.1
@@ -27,6 +27,6 @@ nbconvert==7.16.4
 # mypy types
 types-cachetools==5.3.0.7
 types-filelock==3.2.7
-types-requests==2.32.0.20240523
+types-requests==2.32.0.20240602
 types-tabulate==0.9.0.20240106
 types-python-dateutil==2.9.0.20240316

requirements.txt

@@ -1,8 +1,10 @@
 numpy==1.26.4
 pandas==2.2.2
+bottleneck==1.3.8
+numexpr==2.10.0
 pandas-ta==0.3.14b
 
-ccxt==4.3.35
+ccxt==4.3.38
 cryptography==42.0.7
 aiohttp==3.9.5
 SQLAlchemy==2.0.30
@@ -11,10 +13,10 @@ python-telegram-bot==21.2
 httpx>=0.24.1
 humanize==4.9.0
 cachetools==5.3.3
-requests==2.32.2
+requests==2.32.3
 urllib3==2.2.1
 jsonschema==4.22.0
-TA-Lib==0.4.29
+TA-Lib==0.4.30
 technical==1.4.3
 tabulate==0.9.0
 pycoingecko==3.1.0
@@ -37,8 +39,8 @@ sdnotify==0.3.2
 
 # API Server
 fastapi==0.111.0
-pydantic==2.7.1
+pydantic==2.7.2
-uvicorn==0.29.0
+uvicorn==0.30.1
 pyjwt==2.8.0
 aiofiles==23.2.1
 psutil==5.9.8

setup.ps1

@@ -0,0 +1,285 @@
+Clear-Host
+
+$Timestamp = Get-Date -Format "yyyyMMdd_HHmmss"
+$Global:LogFilePath = Join-Path $env:TEMP "script_log_$Timestamp.txt"
+
+$RequirementFiles = @("requirements.txt", "requirements-dev.txt", "requirements-hyperopt.txt", "requirements-freqai.txt", "requirements-freqai-rl.txt", "requirements-plot.txt")
+$VenvName = ".venv"
+$VenvDir = Join-Path $PSScriptRoot $VenvName
+
+function Write-Log {
+  param (
+    [string]$Message,
+    [string]$Level = 'INFO'
+  )
+
+  if (-not (Test-Path -Path $LogFilePath)) {
+    New-Item -ItemType File -Path $LogFilePath -Force | Out-Null
+  }
+
+  switch ($Level) {
+    'INFO' { Write-Host $Message -ForegroundColor Green }
+    'WARNING' { Write-Host $Message -ForegroundColor Yellow }
+    'ERROR' { Write-Host $Message -ForegroundColor Red }
+    'PROMPT' { Write-Host $Message -ForegroundColor Cyan }
+  }
+
+  "${Level}: $Message" | Out-File $LogFilePath -Append
+}
+
+function Get-UserSelection {
+  param (
+    [string]$Prompt,
+    [string[]]$Options,
+    [string]$DefaultChoice = 'A',
+    [bool]$AllowMultipleSelections = $true
+  )
+
+  Write-Log "$Prompt`n" -Level 'PROMPT'
+  for ($I = 0; $I -lt $Options.Length; $I++) {
+    Write-Log "$([char](65 + $I)). $($Options[$I])" -Level 'PROMPT'
+  }
+
+  if ($AllowMultipleSelections) {
+    Write-Log "`nSelect one or more options by typing the corresponding letters, separated by commas." -Level 'PROMPT'
+  }
+  else {
+    Write-Log "`nSelect an option by typing the corresponding letter." -Level 'PROMPT'
+  }
+
+  [string]$UserInput = Read-Host
+  if ([string]::IsNullOrEmpty($UserInput)) {
+    $UserInput = $DefaultChoice
+  }
+  $UserInput = $UserInput.ToUpper()
+
+  if ($AllowMultipleSelections) {
+    $Selections = $UserInput.Split(',') | ForEach-Object { $_.Trim() }
+    $SelectedIndices = @()
+    foreach ($Selection in $Selections) {
+      if ($Selection -match '^[A-Z]$') {
+        $Index = [int][char]$Selection - [int][char]'A'
+        if ($Index -ge 0 -and $Index -lt $Options.Length) {
+          $SelectedIndices += $Index
+        }
+        else {
+          Write-Log "Invalid input: $Selection. Please enter letters within the valid range of options." -Level 'ERROR'
+          return -1
+        }
+      }
+      else {
+        Write-Log "Invalid input: $Selection. Please enter a letter between A and Z." -Level 'ERROR'
+        return -1
+      }
+    }
+    return $SelectedIndices
+  }
+  else {
+    if ($UserInput -match '^[A-Z]$') {
+      $SelectedIndex = [int][char]$UserInput - [int][char]'A'
+      if ($SelectedIndex -ge 0 -and $SelectedIndex -lt $Options.Length) {
+        return $SelectedIndex
+      }
+      else {
+        Write-Log "Invalid input: $UserInput. Please enter a letter within the valid range of options." -Level 'ERROR'
+        return -1
+      }
+    }
+    else {
+      Write-Log "Invalid input: $UserInput. Please enter a letter between A and Z." -Level 'ERROR'
+      return -1
+    }
+  }
+}
+
+function Exit-Script {
+  param (
+    [int]$ExitCode,
+    [bool]$WaitForKeypress = $true
+  )
+
+  if ($ExitCode -ne 0) {
+    Write-Log "Script failed. Would you like to open the log file? (Y/N)" -Level 'PROMPT'
+    $openLog = Read-Host
+    if ($openLog -eq 'Y' -or $openLog -eq 'y') {
+      Start-Process notepad.exe -ArgumentList $LogFilePath
+    }
+  }
+  elseif ($WaitForKeypress) {
+    Write-Log "Press any key to exit..."
+    $host.UI.RawUI.ReadKey("NoEcho,IncludeKeyDown") | Out-Null
+  }
+
+  return $ExitCode
+}
+
+function Test-PythonExecutable {
+  param(
+    [string]$PythonExecutable
+  )
+
+  $DeactivateVenv = Join-Path $VenvDir "Scripts\Deactivate.bat"
+  if (Test-Path $DeactivateVenv) {
+    Write-Host "Deactivating virtual environment..." 2>&1 | Out-File $LogFilePath -Append
+    & $DeactivateVenv
+    Write-Host "Virtual environment deactivated." 2>&1 | Out-File $LogFilePath -Append
+  }
+  else {
+    Write-Host "Deactivation script not found: $DeactivateVenv" 2>&1 | Out-File $LogFilePath -Append
+  }
+
+  $PythonCmd = Get-Command $PythonExecutable -ErrorAction SilentlyContinue
+  if ($PythonCmd) {
+    $VersionOutput = & $PythonCmd.Source --version 2>&1
+    if ($LASTEXITCODE -eq 0) {
+      $Version = $VersionOutput | Select-String -Pattern "Python (\d+\.\d+\.\d+)" | ForEach-Object { $_.Matches.Groups[1].Value }
+      Write-Log "Python version $Version found using executable '$PythonExecutable'."
+      return $true
+    }
+    else {
+      Write-Log "Python executable '$PythonExecutable' not working correctly." -Level 'ERROR'
+      return $false
+    }
+  }
+  else {
+    Write-Log "Python executable '$PythonExecutable' not found." -Level 'ERROR'
+    return $false
+  }
+}
+
+function Find-PythonExecutable {
+  $PythonExecutables = @(
+    "python",
+    "python3.12",
+    "python3.11",
+    "python3.10",
+    "python3.9",
+    "python3",
+    "C:\Users\$env:USERNAME\AppData\Local\Programs\Python\Python312\python.exe",
+    "C:\Users\$env:USERNAME\AppData\Local\Programs\Python\Python311\python.exe",
+    "C:\Users\$env:USERNAME\AppData\Local\Programs\Python\Python310\python.exe",
+    "C:\Users\$env:USERNAME\AppData\Local\Programs\Python\Python39\python.exe",
+    "C:\Python312\python.exe",
+    "C:\Python311\python.exe",
+    "C:\Python310\python.exe",
+    "C:\Python39\python.exe"
+  )
+
+
+  foreach ($Executable in $PythonExecutables) {
+    if (Test-PythonExecutable -PythonExecutable $Executable) {
+      return $Executable
+    }
+  }
+
+  return $null
+}
+function Main {
+  "Starting the operations..." | Out-File $LogFilePath -Append
+  "Current directory: $(Get-Location)" | Out-File $LogFilePath -Append
+
+  # Exit on lower versions than Python 3.9 or when Python executable not found
+  $PythonExecutable = Find-PythonExecutable
+  if ($null -eq $PythonExecutable) {
+    Write-Log "No suitable Python executable found. Please ensure that Python 3.9 or higher is installed and available in the system PATH." -Level 'ERROR'
+    Exit 1
+  }
+
+  # Define the path to the Python executable in the virtual environment
+  $ActivateVenv = "$VenvDir\Scripts\Activate.ps1"
+
+  # Check if the virtual environment exists, if not, create it
+  if (-Not (Test-Path $ActivateVenv)) {
+    Write-Log "Virtual environment not found. Creating virtual environment..." -Level 'ERROR'
+    & $PythonExecutable -m venv $VenvName 2>&1 | Out-File $LogFilePath -Append
+    if ($LASTEXITCODE -ne 0) {
+      Write-Log "Failed to create virtual environment." -Level 'ERROR'
+      Exit-Script -exitCode 1
+    }
+    else {
+      Write-Log "Virtual environment created."
+    }
+  }
+
+  # Activate the virtual environment and check if it was successful
+  Write-Log "Virtual environment found. Activating virtual environment..."
+  & $ActivateVenv 2>&1 | Out-File $LogFilePath -Append
+  # Check if virtual environment is activated
+  if ($env:VIRTUAL_ENV) {
+    Write-Log "Virtual environment is activated at: $($env:VIRTUAL_ENV)"
+  }
+  else {
+    Write-Log "Failed to activate virtual environment." -Level 'ERROR'
+    Exit-Script -exitCode 1
+  }
+
+  # Ensure pip
+  python -m ensurepip --default-pip 2>&1 | Out-File $LogFilePath -Append
+
+  # Pull latest updates only if the repository state is not dirty
+  Write-Log "Checking if the repository is clean..."
+  $Status = & "git" status --porcelain
+  if ($Status) {
+    Write-Log "Changes in local git repository. Skipping git pull."
+  }
+  else {
+    Write-Log "Pulling latest updates..."
+    & "git" pull 2>&1 | Out-File $LogFilePath -Append
+    if ($LASTEXITCODE -ne 0) {
+      Write-Log "Failed to pull updates from Git." -Level 'ERROR'
+      Exit-Script -exitCode 1
+    }
+  }
+
+  if (-not (Test-Path "$VenvDir\Lib\site-packages\talib")) {
+    # Install TA-Lib using the virtual environment's pip
+    Write-Log "Installing TA-Lib using virtual environment's pip..."
+    python -m pip install --find-links=build_helpers\ --prefer-binary TA-Lib 2>&1 | Out-File $LogFilePath -Append
+    if ($LASTEXITCODE -ne 0) {
+      Write-Log "Failed to install TA-Lib." -Level 'ERROR'
+      Exit-Script -exitCode 1
+    }
+  }
+
+  # Present options for requirement files
+  $SelectedIndices = Get-UserSelection -prompt "Select which requirement files to install:" -options $RequirementFiles -defaultChoice 'A'
+
+  # Cache the selected requirement files
+  $SelectedRequirementFiles = @()
+  $PipInstallArguments = @()
+  foreach ($Index in $SelectedIndices) {
+    $RelativePath = $RequirementFiles[$Index]
+    if (Test-Path $RelativePath) {
+      $SelectedRequirementFiles += $RelativePath
+      $PipInstallArguments += "-r", $RelativePath  # Add each flag and path as separate elements
+    }
+    else {
+      Write-Log "Requirement file not found: $RelativePath" -Level 'ERROR'
+      Exit-Script -exitCode 1
+    }
+  }
+  if ($PipInstallArguments.Count -ne 0) {
+    & pip install @PipInstallArguments # Use array splatting to pass arguments correctly
+  }
+
+  # Install freqtrade from setup using the virtual environment's Python
+  Write-Log "Installing freqtrade from setup..."
+  pip install -e . 2>&1 | Out-File $LogFilePath -Append
+  if ($LASTEXITCODE -ne 0) {
+    Write-Log "Failed to install freqtrade." -Level 'ERROR'
+    Exit-Script -exitCode 1
+  }
+
+  Write-Log "Installing freqUI..."
+  python freqtrade install-ui 2>&1 | Out-File $LogFilePath -Append
+  if ($LASTEXITCODE -ne 0) {
+    Write-Log "Failed to install freqUI." -Level 'ERROR'
+    Exit-Script -exitCode 1
+  }
+
+  Write-Log "Installation/Update complete!"
+  Exit-Script -exitCode 0
+}
+
+# Call the Main function
+Main

tests/conftest.py

@@ -238,7 +238,6 @@ def patched_configuration_load_config_file(mocker, config) -> None:
 def patch_exchange(
     mocker, api_mock=None, id="binance", mock_markets=True, mock_supported_modes=True
 ) -> None:
-    mocker.patch(f"{EXMS}._load_async_markets", return_value={})
     mocker.patch(f"{EXMS}.validate_config", MagicMock())
     mocker.patch(f"{EXMS}.validate_timeframes", MagicMock())
     mocker.patch(f"{EXMS}.id", PropertyMock(return_value=id))
@@ -248,6 +247,7 @@ def patch_exchange(
     mocker.patch("freqtrade.exchange.bybit.Bybit.cache_leverage_tiers")
 
     if mock_markets:
+        mocker.patch(f"{EXMS}._load_async_markets", return_value={})
         if isinstance(mock_markets, bool):
             mock_markets = get_markets()
         mocker.patch(f"{EXMS}.markets", PropertyMock(return_value=mock_markets))

tests/exchange/test_exchange.py

@@ -181,7 +181,7 @@ def test_remove_exchange_credentials(default_conf) -> None:
 
 
 def test_init_ccxt_kwargs(default_conf, mocker, caplog):
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     aei_mock = mocker.patch(f"{EXMS}.additional_exchange_init")
 
@@ -518,7 +518,7 @@ def test__load_async_markets(default_conf, mocker, caplog):
     mocker.patch(f"{EXMS}._init_ccxt")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_markets")
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
     exchange = Exchange(default_conf)
@@ -527,28 +527,26 @@ def test__load_async_markets(default_conf, mocker, caplog):
     assert exchange._api_async.load_markets.call_count == 1
     caplog.set_level(logging.DEBUG)
 
-    exchange._api_async.load_markets = Mock(side_effect=ccxt.BaseError("deadbeef"))
+    exchange._api_async.load_markets = get_mock_coro(side_effect=ccxt.BaseError("deadbeef"))
-    exchange._load_async_markets()
+    with pytest.raises(ccxt.BaseError, match="deadbeef"):
-
+        exchange._load_async_markets()
-    assert log_has("Could not load async markets. Reason: deadbeef", caplog)
 
 
 def test__load_markets(default_conf, mocker, caplog):
     caplog.set_level(logging.INFO)
     api_mock = MagicMock()
-    api_mock.load_markets = MagicMock(side_effect=ccxt.BaseError("SomeError"))
+    api_mock.load_markets = get_mock_coro(side_effect=ccxt.BaseError("SomeError"))
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
     Exchange(default_conf)
-    assert log_has("Unable to initialize markets.", caplog)
+    assert log_has("Could not load markets.", caplog)
 
     expected_return = {"ETH/BTC": "available"}
     api_mock = MagicMock()
-    api_mock.load_markets = MagicMock(return_value=expected_return)
+    api_mock.load_markets = get_mock_coro(return_value=expected_return)
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     default_conf["exchange"]["pair_whitelist"] = ["ETH/BTC"]
     ex = Exchange(default_conf)
@@ -563,12 +561,12 @@ def test_reload_markets(default_conf, mocker, caplog, time_machine):
     start_dt = dt_now()
     time_machine.move_to(start_dt, tick=False)
     api_mock = MagicMock()
-    api_mock.load_markets = MagicMock(return_value=initial_markets)
+    api_mock.load_markets = get_mock_coro(return_value=initial_markets)
     default_conf["exchange"]["markets_refresh_interval"] = 10
     exchange = get_patched_exchange(
         mocker, default_conf, api_mock, id="binance", mock_markets=False
     )
-    exchange._load_async_markets = MagicMock()
+    lam_spy = mocker.spy(exchange, "_load_async_markets")
     assert exchange._last_markets_refresh == dt_ts()
 
     assert exchange.markets == initial_markets
@@ -577,42 +575,45 @@ def test_reload_markets(default_conf, mocker, caplog, time_machine):
     # less than 10 minutes have passed, no reload
     exchange.reload_markets()
     assert exchange.markets == initial_markets
-    assert exchange._load_async_markets.call_count == 0
+    assert lam_spy.call_count == 0
 
-    api_mock.load_markets = MagicMock(return_value=updated_markets)
+    api_mock.load_markets = get_mock_coro(return_value=updated_markets)
     # more than 10 minutes have passed, reload is executed
     time_machine.move_to(start_dt + timedelta(minutes=11), tick=False)
     exchange.reload_markets()
     assert exchange.markets == updated_markets
-    assert exchange._load_async_markets.call_count == 1
+    assert lam_spy.call_count == 1
     assert log_has("Performing scheduled market reload..", caplog)
 
     # Not called again
-    exchange._load_async_markets.reset_mock()
+    lam_spy.reset_mock()
 
     exchange.reload_markets()
-    assert exchange._load_async_markets.call_count == 0
+    assert lam_spy.call_count == 0
 
 
 def test_reload_markets_exception(default_conf, mocker, caplog):
     caplog.set_level(logging.DEBUG)
 
     api_mock = MagicMock()
-    api_mock.load_markets = MagicMock(side_effect=ccxt.NetworkError("LoadError"))
+    api_mock.load_markets = get_mock_coro(side_effect=ccxt.NetworkError("LoadError"))
     default_conf["exchange"]["markets_refresh_interval"] = 10
-    exchange = get_patched_exchange(mocker, default_conf, api_mock, id="binance")
+    exchange = get_patched_exchange(
+        mocker, default_conf, api_mock, id="binance", mock_markets=False
+    )
 
+    exchange._last_markets_refresh = 2
     # less than 10 minutes have passed, no reload
     exchange.reload_markets()
-    assert exchange._last_markets_refresh == 0
+    assert exchange._last_markets_refresh == 2
-    assert log_has_re(r"Could not reload markets.*", caplog)
+    assert log_has_re(r"Could not load markets\..*", caplog)
 
 
 @pytest.mark.parametrize("stake_currency", ["ETH", "BTC", "USDT"])
 def test_validate_stakecurrency(default_conf, stake_currency, mocker, caplog):
     default_conf["stake_currency"] = stake_currency
     api_mock = MagicMock()
-    type(api_mock).load_markets = MagicMock(
+    type(api_mock).load_markets = get_mock_coro(
         return_value={
             "ETH/BTC": {"quote": "BTC"},
             "LTC/BTC": {"quote": "BTC"},
@@ -623,7 +624,6 @@ def test_validate_stakecurrency(default_conf, stake_currency, mocker, caplog):
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
     mocker.patch(f"{EXMS}.validate_pricing")
     Exchange(default_conf)
 
@@ -631,7 +631,7 @@ def test_validate_stakecurrency(default_conf, stake_currency, mocker, caplog):
 def test_validate_stakecurrency_error(default_conf, mocker, caplog):
     default_conf["stake_currency"] = "XRP"
     api_mock = MagicMock()
-    type(api_mock).load_markets = MagicMock(
+    type(api_mock).load_markets = get_mock_coro(
         return_value={
             "ETH/BTC": {"quote": "BTC"},
             "LTC/BTC": {"quote": "BTC"},
@@ -642,14 +642,13 @@ def test_validate_stakecurrency_error(default_conf, mocker, caplog):
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
     with pytest.raises(
         ConfigurationError,
         match=r"XRP is not available as stake on .*Available currencies are: BTC, ETH, USDT",
     ):
         Exchange(default_conf)
 
-    type(api_mock).load_markets = MagicMock(side_effect=ccxt.NetworkError("No connection."))
+    type(api_mock).load_markets = get_mock_coro(side_effect=ccxt.NetworkError("No connection."))
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
 
     with pytest.raises(
@@ -694,24 +693,26 @@ def test_get_pair_base_currency(default_conf, mocker, pair, expected):
     assert ex.get_pair_base_currency(pair) == expected
 
 
-def test_validate_pairs(default_conf, mocker):  # test exchange.validate_pairs directly
+def test_validate_pairs(default_conf, mocker):
     api_mock = MagicMock()
-    type(api_mock).load_markets = MagicMock(
-        return_value={
-            "ETH/BTC": {"quote": "BTC"},
-            "LTC/BTC": {"quote": "BTC"},
-            "XRP/BTC": {"quote": "BTC"},
-            "NEO/BTC": {"quote": "BTC"},
-        }
-    )
     id_mock = PropertyMock(return_value="test_exchange")
     type(api_mock).id = id_mock
 
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
+    mocker.patch(
+        f"{EXMS}._load_async_markets",
+        return_value={
+            "ETH/BTC": {"quote": "BTC"},
+            "LTC/BTC": {"quote": "BTC"},
+            "XRP/BTC": {"quote": "BTC"},
+            "NEO/BTC": {"quote": "BTC"},
+        },
+    )
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
+    # test exchange.validate_pairs directly
+    # No assert - but this should not fail (!)
     Exchange(default_conf)
 
 
@@ -751,7 +752,7 @@ def test_validate_pairs_exception(default_conf, mocker, caplog):
 
 def test_validate_pairs_restricted(default_conf, mocker, caplog):
     api_mock = MagicMock()
-    type(api_mock).load_markets = MagicMock(
+    type(api_mock).load_markets = get_mock_coro(
         return_value={
             "ETH/BTC": {"quote": "BTC"},
             "LTC/BTC": {"quote": "BTC"},
@@ -761,7 +762,6 @@ def test_validate_pairs_restricted(default_conf, mocker, caplog):
     )
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
     mocker.patch(f"{EXMS}.validate_pricing")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
 
@@ -774,9 +774,9 @@ def test_validate_pairs_restricted(default_conf, mocker, caplog):
     )
 
 
-def test_validate_pairs_stakecompatibility(default_conf, mocker, caplog):
+def test_validate_pairs_stakecompatibility(default_conf, mocker):
     api_mock = MagicMock()
-    type(api_mock).load_markets = MagicMock(
+    type(api_mock).load_markets = get_mock_coro(
         return_value={
             "ETH/BTC": {"quote": "BTC"},
             "LTC/BTC": {"quote": "BTC"},
@@ -787,17 +787,16 @@ def test_validate_pairs_stakecompatibility(default_conf, mocker, caplog):
     )
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
 
     Exchange(default_conf)
 
 
-def test_validate_pairs_stakecompatibility_downloaddata(default_conf, mocker, caplog):
+def test_validate_pairs_stakecompatibility_downloaddata(default_conf, mocker):
     api_mock = MagicMock()
     default_conf["stake_currency"] = ""
-    type(api_mock).load_markets = MagicMock(
+    type(api_mock).load_markets = get_mock_coro(
         return_value={
             "ETH/BTC": {"quote": "BTC"},
             "LTC/BTC": {"quote": "BTC"},
@@ -808,7 +807,6 @@ def test_validate_pairs_stakecompatibility_downloaddata(default_conf, mocker, ca
     )
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
 
@@ -816,10 +814,10 @@ def test_validate_pairs_stakecompatibility_downloaddata(default_conf, mocker, ca
     assert type(api_mock).load_markets.call_count == 1
 
 
-def test_validate_pairs_stakecompatibility_fail(default_conf, mocker, caplog):
+def test_validate_pairs_stakecompatibility_fail(default_conf, mocker):
     default_conf["exchange"]["pair_whitelist"].append("HELLO-WORLD")
     api_mock = MagicMock()
-    type(api_mock).load_markets = MagicMock(
+    type(api_mock).load_markets = get_mock_coro(
         return_value={
             "ETH/BTC": {"quote": "BTC"},
             "LTC/BTC": {"quote": "BTC"},
@@ -830,7 +828,6 @@ def test_validate_pairs_stakecompatibility_fail(default_conf, mocker, caplog):
     )
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
     mocker.patch(f"{EXMS}.validate_timeframes")
-    mocker.patch(f"{EXMS}._load_async_markets")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
 
     with pytest.raises(OperationalException, match=r"Stake-currency 'BTC' not compatible with.*"):
@@ -847,7 +844,7 @@ def test_validate_timeframes(default_conf, mocker, timeframe):
     type(api_mock).timeframes = timeframes
 
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
@@ -865,7 +862,7 @@ def test_validate_timeframes_failed(default_conf, mocker):
     type(api_mock).timeframes = timeframes
 
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
@@ -895,7 +892,7 @@ def test_validate_timeframes_emulated_ohlcv_1(default_conf, mocker):
     del api_mock.timeframes
 
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     with pytest.raises(
@@ -917,7 +914,7 @@ def test_validate_timeframes_emulated_ohlcvi_2(default_conf, mocker):
     del api_mock.timeframes
 
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={"timeframes": None}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs", MagicMock())
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     with pytest.raises(
@@ -939,7 +936,7 @@ def test_validate_timeframes_not_in_config(default_conf, mocker):
     type(api_mock).timeframes = timeframes
 
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
     mocker.patch(f"{EXMS}.validate_pricing")
@@ -955,7 +952,7 @@ def test_validate_pricing(default_conf, mocker):
     }
     type(api_mock).has = PropertyMock(return_value=has)
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_trading_mode_and_margin_mode")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
@@ -991,7 +988,7 @@ def test_validate_ordertypes(default_conf, mocker):
 
     type(api_mock).has = PropertyMock(return_value={"createMarketOrder": True})
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
@@ -1050,7 +1047,7 @@ def test_validate_ordertypes_stop_advanced(default_conf, mocker, exchange_name,
     default_conf["margin_mode"] = MarginMode.ISOLATED
     type(api_mock).has = PropertyMock(return_value={"createMarketOrder": True})
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
     mocker.patch(f"{EXMS}.validate_stakecurrency")
@@ -1075,7 +1072,7 @@ def test_validate_ordertypes_stop_advanced(default_conf, mocker, exchange_name,
 def test_validate_order_types_not_in_config(default_conf, mocker):
     api_mock = MagicMock()
     mocker.patch(f"{EXMS}._init_ccxt", MagicMock(return_value=api_mock))
-    mocker.patch(f"{EXMS}._load_markets", MagicMock(return_value={}))
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.validate_pairs")
     mocker.patch(f"{EXMS}.validate_timeframes")
     mocker.patch(f"{EXMS}.validate_pricing")
@@ -1947,7 +1944,9 @@ def test_fetch_trading_fees(default_conf, mocker):
     assert api_mock.fetch_trading_fees.call_count == 1
 
     api_mock.fetch_trading_fees.reset_mock()
-
+    # Reload-markets calls fetch_trading_fees, too - so the explicit calls in the below
+    # exception test would be called twice.
+    mocker.patch(f"{EXMS}.reload_markets")
     ccxt_exceptionhandlers(
         mocker, default_conf, api_mock, exchange_name, "fetch_trading_fees", "fetch_trading_fees"
     )

tests/freqtradebot/test_freqtradebot.py

@@ -699,18 +699,20 @@ def test_process_trade_creation(
 
 
 def test_process_exchange_failures(default_conf_usdt, ticker_usdt, mocker) -> None:
+    # TODO: Move this test to test_worker
     patch_RPCManager(mocker)
     patch_exchange(mocker)
     mocker.patch.multiple(
         EXMS,
         fetch_ticker=ticker_usdt,
-        reload_markets=MagicMock(side_effect=TemporaryError),
+        reload_markets=MagicMock(),
         create_order=MagicMock(side_effect=TemporaryError),
     )
     sleep_mock = mocker.patch("time.sleep")
 
     worker = Worker(args=None, config=default_conf_usdt)
     patch_get_signal(worker.freqtrade)
+    mocker.patch(f"{EXMS}.reload_markets", MagicMock(side_effect=TemporaryError))
 
     worker._process_running()
     assert sleep_mock.called is True

tests/optimize/test_hyperopt.py

@@ -1063,7 +1063,7 @@ def test_in_strategy_auto_hyperopt(mocker, hyperopt_conf, tmp_path, fee) -> None
 def test_in_strategy_auto_hyperopt_with_parallel(mocker, hyperopt_conf, tmp_path, fee) -> None:
     mocker.patch(f"{EXMS}.validate_config", MagicMock())
     mocker.patch(f"{EXMS}.get_fee", fee)
-    mocker.patch(f"{EXMS}._load_markets")
+    mocker.patch(f"{EXMS}.reload_markets")
     mocker.patch(f"{EXMS}.markets", PropertyMock(return_value=get_markets()))
     (tmp_path / "hyperopt_results").mkdir(parents=True)
     # Dummy-reduce points to ensure scikit-learn is forced to generate new values

tests/setup.Tests.ps1

@@ -0,0 +1,177 @@
+
+Describe "Setup and Tests" {
+  BeforeAll {
+    # Setup variables
+    $SetupScriptPath = Join-Path $PSScriptRoot "..\setup.ps1"
+    $Global:LogFilePath = Join-Path $env:TEMP "script_log.txt"
+
+    # Check if the setup script exists
+    if (-Not (Test-Path -Path $SetupScriptPath)) {
+      Write-Host "Error: setup.ps1 script not found at path: $SetupScriptPath"
+      exit 1
+    }
+
+    # Mock main to prevent it from running
+    Mock Main {}
+
+    . $SetupScriptPath
+  }
+
+  Context "Write-Log Tests" -Tag "Unit" {
+    It "should write INFO level log" {
+      if (Test-Path $Global:LogFilePath){
+        Remove-Item $Global:LogFilePath -ErrorAction SilentlyContinue
+      }
+
+      Write-Log -Message "Test Info Message" -Level "INFO"
+      $Global:LogFilePath | Should -Exist
+
+      $LogContent = Get-Content $Global:LogFilePath
+      $LogContent | Should -Contain "INFO: Test Info Message"
+    }
+
+    It "should write ERROR level log" {
+      if (Test-Path $Global:LogFilePath){
+        Remove-Item $Global:LogFilePath -ErrorAction SilentlyContinue
+      }
+
+      Write-Log -Message "Test Error Message" -Level "ERROR"
+      $Global:LogFilePath | Should -Exist
+
+      $LogContent = Get-Content $Global:LogFilePath
+      $LogContent | Should -Contain "ERROR: Test Error Message"
+    }
+  }
+
+  Describe "Get-UserSelection Tests" {
+    Context "Valid input" {
+      It "Should return the correct index for a valid single selection" {
+        $Options = @("Option1", "Option2", "Option3")
+        Mock Read-Host { return "B" }
+        $Result = Get-UserSelection -prompt "Select an option" -options $Options
+        $Result | Should -Be 1
+      }
+
+      It "Should return the correct index for a valid single selection" {
+        $Options = @("Option1", "Option2", "Option3")
+        Mock Read-Host { return "b" }
+        $Result = Get-UserSelection -prompt "Select an option" -options $Options
+        $Result | Should -Be 1
+      }
+
+      It "Should return the default choice when no input is provided" {
+        $Options = @("Option1", "Option2", "Option3")
+        Mock Read-Host { return "" }
+        $Result = Get-UserSelection -prompt "Select an option" -options $Options -defaultChoice "C"
+        $Result | Should -Be 2
+      }
+    }
+
+    Context "Invalid input" {
+      It "Should return -1 for an invalid letter selection" {
+        $Options = @("Option1", "Option2", "Option3")
+        Mock Read-Host { return "X" }
+        $Result = Get-UserSelection -prompt "Select an option" -options $Options
+        $Result | Should -Be -1
+      }
+
+      It "Should return -1 for a selection outside the valid range" {
+        $Options = @("Option1", "Option2", "Option3")
+        Mock Read-Host { return "D" }
+        $Result = Get-UserSelection -prompt "Select an option" -options $Options
+        $Result | Should -Be -1
+      }
+
+      It "Should return -1 for a non-letter input" {
+        $Options = @("Option1", "Option2", "Option3")
+        Mock Read-Host { return "1" }
+        $Result = Get-UserSelection -prompt "Select an option" -options $Options
+        $Result | Should -Be -1
+      }
+
+      It "Should return -1 for mixed valid and invalid input" {
+        Mock Read-Host { return "A,X,B,Y,C,Z" }
+        $Options = @("Option1", "Option2", "Option3")
+        $Indices = Get-UserSelection -prompt "Select options" -options $Options -defaultChoice "A"
+        $Indices | Should -Be -1
+      }
+    }
+
+    Context "Multiple selections" {
+      It "Should handle valid input correctly" {
+        Mock Read-Host { return "A, B, C" }
+        $Options = @("Option1", "Option2", "Option3")
+        $Indices = Get-UserSelection -prompt "Select options" -options $Options -defaultChoice "A"
+        $Indices | Should -Be @(0, 1, 2)
+      }
+
+      It "Should handle valid input without whitespace correctly" {
+        Mock Read-Host { return "A,B,C" }
+        $Options = @("Option1", "Option2", "Option3")
+        $Indices = Get-UserSelection -prompt "Select options" -options $Options -defaultChoice "A"
+        $Indices | Should -Be @(0, 1, 2)
+      }
+
+      It "Should return indices for selected options" {
+        Mock Read-Host { return "a,b" }
+        $Options = @("Option1", "Option2", "Option3")
+        $Indices = Get-UserSelection -prompt "Select options" -options $Options
+        $Indices | Should -Be @(0, 1)
+      }
+
+      It "Should return default choice if no input" {
+        Mock Read-Host { return "" }
+        $Options = @("Option1", "Option2", "Option3")
+        $Indices = Get-UserSelection -prompt "Select options" -options $Options -defaultChoice "C"
+        $Indices | Should -Be @(2)
+      }
+
+      It "Should handle invalid input gracefully" {
+        Mock Read-Host { return "x,y,z" }
+        $Options = @("Option1", "Option2", "Option3")
+        $Indices = Get-UserSelection -prompt "Select options" -options $Options -defaultChoice "A"
+        $Indices | Should -Be -1
+      }
+
+      It "Should handle input without whitespace" {
+        Mock Read-Host { return "a,b,c" }
+        $Options = @("Option1", "Option2", "Option3")
+        $Indices = Get-UserSelection -prompt "Select options" -options $Options
+        $Indices | Should -Be @(0, 1, 2)
+      }
+    }
+  }
+
+  Describe "Exit-Script Tests" -Tag "Unit" {
+    BeforeEach {
+      Mock Write-Log {}
+      Mock Start-Process {}
+      Mock Read-Host { return "Y" }
+    }
+
+    It "should exit with the given exit code without waiting for key press" {
+      $ExitCode = Exit-Script -ExitCode 0 -isSubShell $true -waitForKeypress $false
+      $ExitCode | Should -Be 0
+    }
+
+    It "should prompt to open log file on error" {
+      Exit-Script -ExitCode 1 -isSubShell $true -waitForKeypress $false
+      Assert-MockCalled Read-Host -Exactly 1
+      Assert-MockCalled Start-Process -Exactly 1
+    }
+  }
+
+  Context 'Find-PythonExecutable' {
+    It 'Returns the first valid Python executable' {
+      Mock Test-PythonExecutable { $true } -ParameterFilter { $PythonExecutable -eq 'python' }
+      $Result = Find-PythonExecutable
+      $Result | Should -Be 'python'
+    }
+
+    It 'Returns null if no valid Python executable is found' {
+      Mock Test-PythonExecutable { $false }
+      $Result = Find-PythonExecutable
+      $Result | Should -Be $null
+    }
+  }
+}