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-rw-r--r--meta/classes/testsdk.bbclass6
1 files changed, 6 insertions, 0 deletions
diff --git a/meta/classes/testsdk.bbclass b/meta/classes/testsdk.bbclass
index 5df17bfa9e3..d3f475d22be 100644
--- a/meta/classes/testsdk.bbclass
+++ b/meta/classes/testsdk.bbclass
@@ -43,6 +43,12 @@ def testsdk_main(d):
d.expand("${SDK_DEPLOY}/${TOOLCHAIN_OUTPUTNAME}.host.manifest"))
processes = d.getVar("TESTIMAGE_NUMBER_THREADS") or d.getVar("BB_NUMBER_THREADS")
+ if processes:
+ try:
+ import testtools, subunit
+ except ImportError:
+ bb.warn("Failed to import testtools or subunit, the testcases will run serially")
+ processes = None
sdk_dir = d.expand("${WORKDIR}/testimage-sdk/")
bb.utils.remove(sdk_dir, True)