[SR-10640] Swift CI: TestProcess.test_passthrough_environment: InvalidEnvironmentVariable - OSS - Swift Package - Ubuntu 16.04 and 18.04 (swift 5.0)

[nathawes]

Previous ID	SR-10640
Radar	rdar://problem/50585017
Original Reporter	@nathawes
Type	Bug
Status	Resolved
Resolution	Done

Additional Detail from JIRA

Votes	0
Component/s	Foundation
Labels	Bug
Assignee	None
Priority	Medium

md5: 7c3f8db243daa694284e345a5bc852b3

Issue Description:

Jenkins URL: https://ci.swift.org/job/oss-swift-5.0-package-linux-ubuntu-16_04/540

08:44:56 Test Case 'TestProcess.test_passthrough_environment' started at 2019-05-08 10:44:35.885
08:44:56
/home/buildnode/jenkins/workspace/oss-swift-5.0-package-linux-ubuntu-16_04/swift-corelibs-foundation/TestFoundation/TestProcess.swift:257: error: TestProcess.test_passthrough_environment : failed - Test failed: InvalidEnvironmentVariable("G")

Jenkins URL: https://ci.swift.org/job/oss-swift-5.0-package-linux-ubuntu-18_04/538:
/home/buildnode/jenkins/workspace/oss-swift-5.0-package-linux-ubuntu-18_04/swift-corelibs-foundation/TestFoundation/TestProcess.swift:257: error: TestProcess.test_passthrough_environment : failed - Test failed: InvalidEnvironmentVariable("GIT_PREVIOUS_COM")

[beccadax]

Note: This test is disabled in master due to SR-9930.

[beccadax]

Commenting out this assertion in #2229

[spevans]

This test was re-enabled in #2823 and there have been no further CI issues.

The underlying fix to the tests was in the 5.2 release.