github.com/cloudposse/helm@v2.2.3+incompatible/pkg/chartutil/files_test.go (about)

     1  /*
     2  Copyright 2016 The Kubernetes Authors All rights reserved.
     3  Licensed under the Apache License, Version 2.0 (the "License");
     4  you may not use this file except in compliance with the License.
     5  You may obtain a copy of the License at
     6  
     7  http://www.apache.org/licenses/LICENSE-2.0
     8  
     9  Unless required by applicable law or agreed to in writing, software
    10  distributed under the License is distributed on an "AS IS" BASIS,
    11  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  See the License for the specific language governing permissions and
    13  limitations under the License.
    14  */
    15  
    16  package chartutil
    17  
    18  import (
    19  	"testing"
    20  
    21  	"github.com/golang/protobuf/ptypes/any"
    22  	"github.com/stretchr/testify/assert"
    23  )
    24  
    25  var cases = []struct {
    26  	path, data string
    27  }{
    28  	{"ship/captain.txt", "The Captain"},
    29  	{"ship/stowaway.txt", "Legatt"},
    30  	{"story/name.txt", "The Secret Sharer"},
    31  	{"story/author.txt", "Joseph Conrad"},
    32  	{"multiline/test.txt", "bar\nfoo"},
    33  }
    34  
    35  func getTestFiles() []*any.Any {
    36  	a := []*any.Any{}
    37  	for _, c := range cases {
    38  		a = append(a, &any.Any{TypeUrl: c.path, Value: []byte(c.data)})
    39  	}
    40  	return a
    41  }
    42  
    43  func TestNewFiles(t *testing.T) {
    44  	files := NewFiles(getTestFiles())
    45  	if len(files) != len(cases) {
    46  		t.Errorf("Expected len() = %d, got %d", len(cases), len(files))
    47  	}
    48  
    49  	for i, f := range cases {
    50  		if got := string(files.GetBytes(f.path)); got != f.data {
    51  			t.Errorf("%d: expected %q, got %q", i, f.data, got)
    52  		}
    53  		if got := files.Get(f.path); got != f.data {
    54  			t.Errorf("%d: expected %q, got %q", i, f.data, got)
    55  		}
    56  	}
    57  }
    58  
    59  func TestFileGlob(t *testing.T) {
    60  	as := assert.New(t)
    61  
    62  	f := NewFiles(getTestFiles())
    63  
    64  	matched := f.Glob("story/**")
    65  
    66  	as.Len(matched, 2, "Should be two files in glob story/**")
    67  	as.Equal("Joseph Conrad", matched.Get("story/author.txt"))
    68  }
    69  
    70  func TestToConfig(t *testing.T) {
    71  	as := assert.New(t)
    72  
    73  	f := NewFiles(getTestFiles())
    74  	out := f.Glob("**/captain.txt").AsConfig()
    75  	as.Equal("captain.txt: The Captain\n", out)
    76  
    77  	out = f.Glob("ship/**").AsConfig()
    78  	as.Equal("captain.txt: The Captain\nstowaway.txt: Legatt\n", out)
    79  }
    80  
    81  func TestToSecret(t *testing.T) {
    82  	as := assert.New(t)
    83  
    84  	f := NewFiles(getTestFiles())
    85  
    86  	out := f.Glob("ship/**").AsSecrets()
    87  	as.Equal("captain.txt: VGhlIENhcHRhaW4=\nstowaway.txt: TGVnYXR0\n", out)
    88  }
    89  
    90  func TestLines(t *testing.T) {
    91  	as := assert.New(t)
    92  
    93  	f := NewFiles(getTestFiles())
    94  
    95  	out := f.Lines("multiline/test.txt")
    96  	as.Len(out, 2)
    97  
    98  	as.Equal("bar", out[0])
    99  }
   100  
   101  func TestToYaml(t *testing.T) {
   102  	expect := "foo: bar\n"
   103  	v := struct {
   104  		Foo string `json:"foo"`
   105  	}{
   106  		Foo: "bar",
   107  	}
   108  
   109  	if got := ToYaml(v); got != expect {
   110  		t.Errorf("Expected %q, got %q", expect, got)
   111  	}
   112  }
   113  
   114  func TestFromYaml(t *testing.T) {
   115  	doc := `hello: world
   116  one:
   117    two: three
   118  `
   119  	dict := FromYaml(doc)
   120  	if err, ok := dict["Error"]; ok {
   121  		t.Fatalf("Parse error: %s", err)
   122  	}
   123  
   124  	if len(dict) != 2 {
   125  		t.Fatal("expected two elements.")
   126  	}
   127  
   128  	world := dict["hello"]
   129  	if world.(string) != "world" {
   130  		t.Fatal("Expected the world. Is that too much to ask?")
   131  	}
   132  
   133  	// This should fail because we don't currently support lists:
   134  	doc2 := `
   135  - one
   136  - two
   137  - three
   138  `
   139  	dict = FromYaml(doc2)
   140  	if _, ok := dict["Error"]; !ok {
   141  		t.Fatal("Expected parser error")
   142  	}
   143  }