[ci] fix CI Windows script to use downloaded SWIG, not the pre-installed one (#4711)

47554c37 · Nikita Titov · GitHub · a2b60e84 · 47554c37
Unverified Commit 47554c37 authored Oct 23, 2021 by Nikita Titov Committed by GitHub Oct 23, 2021
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.ci/test_windows.ps1 .ci/test_windows.ps1 +1 -1

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--- a/.ci/test_windows.ps1
+++ b/.ci/test_windows.ps1
@@ -41,7 +41,7 @@ if ($env:TASK -eq "swig") {
  Invoke-WebRequest -Uri "https://github.com/microsoft/LightGBM/releases/download/v2.0.12/swigwin-4.0.2.zip" -OutFile $env:BUILD_SOURCESDIRECTORY/swig/swigwin.zip -UserAgent "NativeHost"
  Add-Type -AssemblyName System.IO.Compression.FileSystem
  [System.IO.Compression.ZipFile]::ExtractToDirectory("$env:BUILD_SOURCESDIRECTORY/swig/swigwin.zip", "$env:BUILD_SOURCESDIRECTORY/swig")
-  $env:PATH += ";$env:BUILD_SOURCESDIRECTORY/swig/swigwin-4.0.2"
+  $env:PATH = "$env:BUILD_SOURCESDIRECTORY/swig/swigwin-4.0.2;" + $env:PATH
  mkdir $env:BUILD_SOURCESDIRECTORY/build; cd $env:BUILD_SOURCESDIRECTORY/build
  cmake -A x64 -DUSE_SWIG=ON .. ; cmake --build . --target ALL_BUILD --config Release ; Check-Output $?
  if ($env:AZURE -eq "true") {