Inspect kwok tests

[matrus2]

What happened?

When running tests it seems some of them are likely to fail quite often:

=== RUN TestKwokCluster/appsv1/deployment/pod_ready
kwok_test.go:73: context deadline exceeded
--- FAIL: TestKwokCluster (120.02s)
--- FAIL: TestKwokCluster/appsv1/deployment (120.02s)
--- FAIL: TestKwokCluster/appsv1/deployment/deployment_creation (60.00s)
--- FAIL: TestKwokCluster/appsv1/deployment/pod_ready (60.00s)
panic: interface conversion: interface {} is nil, not *v1.Deployment [recovered]
panic: interface conversion: interface {} is nil, not *v1.Deployment
goroutine 45 [running]:
testing.tRunner.func1.2({0x20b1620, 0xc00020a000})
/usr/local/go/src/testing/testing.go:1526 +0x372
testing.tRunner.func1()
/usr/local/go/src/testing/testing.go:1529 +0x650
panic({0x20b1620, 0xc00020a000})
/usr/local/go/src/runtime/panic.go:890 +0x263
sigs.k8s.io/e2e-framework/examples/kwok/kwok_with_config.TestKwokCluster.func4({0x2582730, 0xc000586090}, 0xc00031c9c0, 0x2581b00?)
/home/prow/go/src/sigs.k8s.io/e2e-framework/examples/kwok/kwok_with_config/kwok_test.go:78 +0x165
sigs.k8s.io/e2e-framework/pkg/env.(*testEnv).executeSteps(0xc00014f830, {0x2582730, 0xc000586090}, 0xc000586902?, {0xc000366220, 0x1, 0x2ce1120?})
/home/prow/go/src/sigs.k8s.io/e2e-framework/pkg/env/env.go:428 +0x136
sigs.k8s.io/e2e-framework/pkg/env.(*testEnv).execFeature.func1(0xc00031c9c0)
/home/prow/go/src/sigs.k8s.io/e2e-framework/pkg/env/env.go:486 +0x7ac
testing.tRunner(0xc00031c9c0, 0xc0002be1b0)
/usr/local/go/src/testing/testing.go:1576 +0x217
created by testing.(*T).Run === RUN TestKwokCluster/appsv1/deployment/pod_ready
kwok_test.go:73: context deadline exceeded
--- FAIL: TestKwokCluster (120.02s)
--- FAIL: TestKwokCluster/appsv1/deployment (120.02s)
--- FAIL: TestKwokCluster/appsv1/deployment/deployment_creation (60.00s)
--- FAIL: TestKwokCluster/appsv1/deployment/pod_ready (60.00s)
panic: interface conversion: interface {} is nil, not *v1.Deployment [recovered]
panic: interface conversion: interface {} is nil, not *v1.Deployment
goroutine 45 [running]:
testing.tRunner.func1.2({0x20b1620, 0xc00020a000})
/usr/local/go/src/testing/testing.go:1526 +0x372
testing.tRunner.func1()
/usr/local/go/src/testing/testing.go:1529 +0x650
panic({0x20b1620, 0xc00020a000})
/usr/local/go/src/runtime/panic.go:890 +0x263
sigs.k8s.io/e2e-framework/examples/kwok/kwok_with_config.TestKwokCluster.func4({0x2582730, 0xc000586090}, 0xc00031c9c0, 0x2581b00?)
/home/prow/go/src/sigs.k8s.io/e2e-framework/examples/kwok/kwok_with_config/kwok_test.go:78 +0x165
sigs.k8s.io/e2e-framework/pkg/env.(*testEnv).executeSteps(0xc00014f830, {0x2582730, 0xc000586090}, 0xc000586902?, {0xc000366220, 0x1, 0x2ce1120?})
/home/prow/go/src/sigs.k8s.io/e2e-framework/pkg/env/env.go:428 +0x136
sigs.k8s.io/e2e-framework/pkg/env.(*testEnv).execFeature.func1(0xc00031c9c0)
/home/prow/go/src/sigs.k8s.io/e2e-framework/pkg/env/env.go:486 +0x7ac
testing.tRunner(0xc00031c9c0, 0xc0002be1b0)
/usr/local/go/src/testing/testing.go:1576 +0x217
created by testing.(*T).Run

What did you expect to happen?

Tests execute properly everytime.

How can we reproduce it (as minimally and precisely as possible)?

Run tests.

Anything elese we need to know?

No response

E2E Provider Used

kwok

e2e-framework Version

latest

OS version

# On Linux:
$ cat /etc/os-release
# paste output here
$ uname -a
# paste output here

# On Windows:
C:\> wmic os get Caption, Version, BuildNumber, OSArchitecture
# paste output here