poddisruptionbudget_test.go

Documentation: sigs.k8s.io/kustomize/api/krusty

     1  // Copyright 2020 The Kubernetes Authors.
     2  // SPDX-License-Identifier: Apache-2.0
     3  
     4  package krusty_test
     5  
     6  import (
     7  	"testing"
     8  
     9  	kusttest_test "sigs.k8s.io/kustomize/api/testutils/kusttest"
    10  )
    11  
    12  func TestPodDisruptionBudgetBasics(t *testing.T) {
    13  	th := kusttest_test.MakeHarness(t)
    14  	th.WriteF("pdbLiteral.yaml", `
    15  apiVersion: policy/v1beta1
    16  kind: PodDisruptionBudget
    17  metadata:
    18    name: pdbLiteral
    19  spec:
    20    maxUnavailable: 90
    21  `)
    22  	th.WriteF("pdbPercentage.yaml", `
    23  apiVersion: policy/v1beta1
    24  kind: PodDisruptionBudget
    25  metadata:
    26    name: pdbPercentage
    27  spec:
    28    maxUnavailable: 90%
    29  `)
    30  	th.WriteK(".", `
    31  resources:
    32  - pdbLiteral.yaml
    33  - pdbPercentage.yaml
    34  `)
    35  	m := th.Run(".", th.MakeDefaultOptions())
    36  	// In a PodDisruptionBudget, the fields maxUnavailable
    37  	// minAvailable are mutually exclusive, and both can hold
    38  	// either an integer, i.e. 10, or string that has to be
    39  	// an int followed by a percent sign, e.g. 10%.
    40  	th.AssertActualEqualsExpected(m, `
    41  apiVersion: policy/v1beta1
    42  kind: PodDisruptionBudget
    43  metadata:
    44    name: pdbLiteral
    45  spec:
    46    maxUnavailable: 90
    47  ---
    48  apiVersion: policy/v1beta1
    49  kind: PodDisruptionBudget
    50  metadata:
    51    name: pdbPercentage
    52  spec:
    53    maxUnavailable: 90%
    54  `)
    55  }
    56  
    57  func TestPodDisruptionBudgetMerging(t *testing.T) {
    58  	th := kusttest_test.MakeHarness(t)
    59  	th.WriteF("pdb-patch.yaml", `
    60  apiVersion: policy/v1beta1
    61  kind: PodDisruptionBudget
    62  metadata:
    63    name: generic-pdb
    64  spec:
    65    maxUnavailable: 1
    66  `)
    67  	th.WriteF("my_file.yaml", `
    68  apiVersion: policy/v1beta1
    69  kind: PodDisruptionBudget
    70  metadata:
    71    name: championships-api
    72    labels:
    73      faceit-pdb: default
    74  spec:
    75    maxUnavailable: 100%
    76  ---
    77  apiVersion: policy/v1beta1
    78  kind: PodDisruptionBudget
    79  metadata:
    80    name: championships-api-2
    81    labels:
    82      faceit-pdb: default
    83  spec:
    84    maxUnavailable: 100%
    85  `)
    86  	th.WriteK(".", `
    87  patches:
    88  - path: pdb-patch.yaml
    89    target:
    90      kind: PodDisruptionBudget
    91      labelSelector: faceit-pdb=default
    92  
    93  resources:
    94  - my_file.yaml
    95  `)
    96  	m := th.Run(".", th.MakeDefaultOptions())
    97  	// In a PodDisruptionBudget, the fields maxUnavailable
    98  	// minAvailable are mutually exclusive, and both can hold
    99  	// either an integer, i.e. 10, or string that has to be
   100  	// an int followed by a percent sign, e.g. 10%.
   101  	// In the former case - bare integer - they should NOT be quoted
   102  	// as the api server will reject it.  In the latter case with
   103  	// the percent sign, quotes can be added and the API server will
   104  	// accept it, but they don't have to be added.
   105  	th.AssertActualEqualsExpected(
   106  		m, `
   107  apiVersion: policy/v1beta1
   108  kind: PodDisruptionBudget
   109  metadata:
   110    labels:
   111      faceit-pdb: default
   112    name: championships-api
   113  spec:
   114    maxUnavailable: 1
   115  ---
   116  apiVersion: policy/v1beta1
   117  kind: PodDisruptionBudget
   118  metadata:
   119    labels:
   120      faceit-pdb: default
   121    name: championships-api-2
   122  spec:
   123    maxUnavailable: 1
   124  `)
   125  }
   126
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