Add a Windows debug system test job to GitLab CI

Add a system test job for binaries created by Visual Studio in the
"Debug" build configuration to GitLab CI so that they can be tested
along their "Release" counterparts when necessary.

(cherry picked from commit 2b1c8c54d1)

.gitlab-ci.yml

@@ -256,6 +256,29 @@ stages:
        --results-filter "" \
        --output kyua_html
 
+.windows_system_test: &windows_system_test_job
+  stage: system
+  tags:
+    - windows
+    - amd64
+  script:
+    - 'Push-Location bin/tests/system'
+    - '$ifIndex = Get-NetIPInterface -AddressFamily IPv4 -InterfaceMetric 75 | Select-Object -ExpandProperty ifIndex'
+    - '& C:/tools/cygwin/bin/sed.exe -i "s/^exit.*/netsh interface ipv4 set dnsservers $ifIndex dhcp/; s/\(name\|interface\)=Loopback/$ifIndex/;" ifconfig.bat'
+    - '& C:/tools/cygwin/bin/sed.exe -i "s/kill -f/kill -W/;" conf.sh stop.pl'
+    - '& cmd.exe /C ifconfig.bat up; ""'
+    - 'Start-Sleep 2'
+    - '$Env:Path = "C:/tools/cygwin/bin;$Env:Path"'
+    - '& sh.exe runall.sh $TEST_PARALLEL_JOBS'
+    - 'If (Test-Path C:/CrashDumps/*) { dir C:/CrashDumps; Throw }'
+  artifacts:
+    untracked: true
+    expire_in: "1 week"
+    when: on_failure
+  only:
+    - tags
+    - web
+
 .unit_test: &unit_test_job
   <<: *default_triggering_rules
   stage: unit
@@ -955,32 +978,12 @@ msvc:windows:amd64:
     VSCONF: Release
 
 system:msvc:windows:amd64:
-  stage: system
-  tags:
-    - windows
-    - amd64
+  <<: *windows_system_test_job
   variables:
     VSCONF: Release
-  script:
-    - 'Push-Location bin/tests/system'
-    - '$ifIndex = Get-NetIPInterface -AddressFamily IPv4 -InterfaceMetric 75 | Select-Object -ExpandProperty ifIndex'
-    - '& C:/tools/cygwin/bin/sed.exe -i "s/^exit.*/netsh interface ipv4 set dnsservers $ifIndex dhcp/; s/\(name\|interface\)=Loopback/$ifIndex/;" ifconfig.bat'
-    - '& C:/tools/cygwin/bin/sed.exe -i "s/kill -f/kill -W/;" conf.sh stop.pl'
-    - '& cmd.exe /C ifconfig.bat up; ""'
-    - 'Start-Sleep 2'
-    - '$Env:Path = "C:/tools/cygwin/bin;$Env:Path"'
-    - '& sh.exe runall.sh $TEST_PARALLEL_JOBS'
-    - 'If (Test-Path C:/CrashDumps/*) { dir C:/CrashDumps; Throw }'
   dependencies:
     - msvc:windows:amd64
   needs: ["msvc:windows:amd64"]
-  artifacts:
-    untracked: true
-    expire_in: "1 week"
-    when: on_failure
-  only:
-    - tags
-    - web
 
 msvc-debug:windows:amd64:
   <<: *windows_build_job
@@ -989,3 +992,11 @@ msvc-debug:windows:amd64:
   only:
     - tags
     - web
+
+system:msvc-debug:windows:amd64:
+  <<: *windows_system_test_job
+  variables:
+    VSCONF: Debug
+  dependencies:
+    - msvc-debug:windows:amd64
+  needs: ["msvc-debug:windows:amd64"]