fix: Disable IPv6 in Windows cross-compilation tests

Docker doesn't have an IPv6 network by default, so these tests were
failing when using IPv6.

Author: nurupo

.github/scripts/cmake-windows.sh

@@ -18,7 +18,7 @@ docker run \
   -e ENABLE_ARCH_i686="$i686" \
   -e ENABLE_ARCH_x86_64="$x86_64" \
   -e ENABLE_TEST=true \
-  -e EXTRA_CMAKE_FLAGS="-DBOOTSTRAP_DAEMON=OFF -DMIN_LOGGER_LEVEL=DEBUG -DTEST_TIMEOUT_SECONDS=90 -DAUTOTEST=ON" \
+  -e EXTRA_CMAKE_FLAGS="-DBOOTSTRAP_DAEMON=OFF -DMIN_LOGGER_LEVEL=DEBUG -DTEST_TIMEOUT_SECONDS=90 -DAUTOTEST=ON -DUSE_IPV6=OFF" \
   -e CMAKE_C_FLAGS="$C_FLAGS" \
   -e CMAKE_CXX_FLAGS="$CXX_FLAGS" \
   -e CMAKE_EXE_LINKER_FLAGS="$LD_FLAGS" \

INSTALL.md

@@ -322,13 +322,13 @@ docker build \
 Run the container to build toxcore. The following options are available to
 customize the running of the container image.
 
-| Name                 | Description                                                                                | Expected Value                      | Default Value               |
-| -------------------- | ------------------------------------------------------------------------------------------ | ----------------------------------- | --------------------------- |
-| `ALLOW_TEST_FAILURE` | Don't stop if a test suite fails.                                                          | "true" or "false" (case sensitive). | `false`                     |
-| `ENABLE_ARCH_i686`   | Build 32-bit toxcore. The image should have been built with `SUPPORT_ARCH_i686` enabled.   | "true" or "false" (case sensitive). | `true`                      |
-| `ENABLE_ARCH_x86_64` | Build 64-bit toxcore. The image should have been built with `SUPPORT_ARCH_x86_64` enabled. | "true" or "false" (case sensitive). | `true`                      |
-| `ENABLE_TEST`        | Run the test suite. The image should have been built with `SUPPORT_TEST` enabled.          | "true" or "false" (case sensitive). | `false`                     |
-| `EXTRA_CMAKE_FLAGS`  | Extra arguments to pass to the CMake command when building toxcore.                        | CMake options.                      | `-DTEST_TIMEOUT_SECONDS=90` |
+| Name                 | Description                                                                                | Expected Value                      | Default Value                              |
+| -------------------- | ------------------------------------------------------------------------------------------ | ----------------------------------- | ------------------------------------------ |
+| `ALLOW_TEST_FAILURE` | Don't stop if a test suite fails.                                                          | "true" or "false" (case sensitive). | `false`                                    |
+| `ENABLE_ARCH_i686`   | Build 32-bit toxcore. The image should have been built with `SUPPORT_ARCH_i686` enabled.   | "true" or "false" (case sensitive). | `true`                                     |
+| `ENABLE_ARCH_x86_64` | Build 64-bit toxcore. The image should have been built with `SUPPORT_ARCH_x86_64` enabled. | "true" or "false" (case sensitive). | `true`                                     |
+| `ENABLE_TEST`        | Run the test suite. The image should have been built with `SUPPORT_TEST` enabled.          | "true" or "false" (case sensitive). | `false`                                    |
+| `EXTRA_CMAKE_FLAGS`  | Extra arguments to pass to the CMake command when building toxcore.                        | CMake options.                      | `-DTEST_TIMEOUT_SECONDS=90 -DUSE_IPV6=OFF` |
 
 Example of running the container with options
 

other/docker/windows/Dockerfile

@@ -34,6 +34,6 @@ ENV ENABLE_TEST=false \
     ALLOW_TEST_FAILURE=false \
     ENABLE_ARCH_i686=true \
     ENABLE_ARCH_x86_64=true \
-    EXTRA_CMAKE_FLAGS="-DTEST_TIMEOUT_SECONDS=90"
+    EXTRA_CMAKE_FLAGS="-DTEST_TIMEOUT_SECONDS=90 -DUSE_IPV6=OFF"
 
 ENTRYPOINT ["bash", "./build_toxcore.sh"]

other/windows_build_script_toxcore.sh

@@ -19,6 +19,6 @@ export ENABLE_TEST=false
 export ALLOW_TEST_FAILURE=false
 export ENABLE_ARCH_i686=true
 export ENABLE_ARCH_x86_64=true
-export EXTRA_CMAKE_FLAGS="-DTEST_TIMEOUT_SECONDS=90"
+export EXTRA_CMAKE_FLAGS="-DTEST_TIMEOUT_SECONDS=90 -DUSE_IPV6=OFF"
 
 sh ./other/docker/windows/build_toxcore.sh