Swift build on Linux (Ubuntu 18.04)

gistfile1.txt

Env
=====

LSB Version:	core-9.20170808ubuntu1-noarch:security-9.20170808ubuntu1-noarch
Distributor ID:	Ubuntu
Description:	Ubuntu 18.04.3 LTS
Release:	18.04
Codename:	bionic

Build Steps:
=====

Step1:
swift/utils/build-script --preset=buildbot_linux,foundation=debug install_destdir=/data/swift-source/tmp installable_package=/data/swift-source/tmp/swift-debug.tar.gz

dir structure in buildbot_linux:

root@Swift:/data/swift-source/build/buildbot_linux# ls
cmark-linux-x86_64        libdispatch_static-linux-x86_64  llvm-linux-x86_64     xctest-linux-x86_64
foundation-linux-x86_64   libicu-linux-x86_64              ninja-build
libcxx-linux-x86_64       llbuild-linux-x86_64             swift-linux-x86_64
libdispatch-linux-x86_64  lldb-linux-x86_64                swiftpm-linux-x86_64

Step2:
cd foundation-linux-x86_64

ninja

ninja test

root@Swift:/data/swift-source/build/buildbot_linux/foundation-linux-x86_64# ninja test
[0/1] Running tests...
Test project /data/swift-source/build/buildbot_linux/foundation-linux-x86_64
No tests were found!!!

Step 3: (Follow the scripts provide by @drodriguez https://forums.swift.org/t/how-to-quick-build-and-test-foundation-on-linux/28464/7)
cmake --build . --
camke --build . -- test
root@Swift:/data/swift-source/build/buildbot_linux/foundation-linux-x86_64# cmake --build . -- test
[0/1] Running tests...
Test project /data/swift-source/build/buildbot_linux/foundation-linux-x86_64
No tests were found!!!