fix tests in foxy/ubuntu-20.04#749

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koonpeng wants to merge 8 commits into

build/fix-tests-foxy

Commits on Dec 8, 2020

simplify building tests
koonpeng
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maybe fix mac test
koonpeng
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try using ros2 release
koonpeng
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downloaded file name
koonpeng
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call platform()
koonpeng
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try cmd
koonpeng
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cleanup
koonpeng
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Commits on Jan 7, 2021

Revert "try using ros2 release"
koonpeng
committed