github.com/appscode/helm@v3.0.0-alpha.1+incompatible/pkg/chartutil/create_test.go (about)

     1  /*
     2  Copyright The Helm Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package chartutil
    18  
    19  import (
    20  	"io/ioutil"
    21  	"os"
    22  	"path/filepath"
    23  	"strings"
    24  	"testing"
    25  
    26  	"helm.sh/helm/pkg/chart"
    27  	"helm.sh/helm/pkg/chart/loader"
    28  )
    29  
    30  func TestCreate(t *testing.T) {
    31  	tdir, err := ioutil.TempDir("", "helm-")
    32  	if err != nil {
    33  		t.Fatal(err)
    34  	}
    35  	defer os.RemoveAll(tdir)
    36  
    37  	c, err := Create("foo", tdir)
    38  	if err != nil {
    39  		t.Fatal(err)
    40  	}
    41  
    42  	dir := filepath.Join(tdir, "foo")
    43  
    44  	mychart, err := loader.LoadDir(c)
    45  	if err != nil {
    46  		t.Fatalf("Failed to load newly created chart %q: %s", c, err)
    47  	}
    48  
    49  	if mychart.Name() != "foo" {
    50  		t.Errorf("Expected name to be 'foo', got %q", mychart.Name())
    51  	}
    52  
    53  	for _, d := range []string{TemplatesDir, ChartsDir} {
    54  		if fi, err := os.Stat(filepath.Join(dir, d)); err != nil {
    55  			t.Errorf("Expected %s dir: %s", d, err)
    56  		} else if !fi.IsDir() {
    57  			t.Errorf("Expected %s to be a directory.", d)
    58  		}
    59  	}
    60  
    61  	for _, f := range []string{ChartfileName, ValuesfileName, IgnorefileName} {
    62  		if fi, err := os.Stat(filepath.Join(dir, f)); err != nil {
    63  			t.Errorf("Expected %s file: %s", f, err)
    64  		} else if fi.IsDir() {
    65  			t.Errorf("Expected %s to be a file.", f)
    66  		}
    67  	}
    68  
    69  	for _, f := range []string{NotesName, DeploymentName, ServiceName, HelpersName} {
    70  		if fi, err := os.Stat(filepath.Join(dir, TemplatesDir, f)); err != nil {
    71  			t.Errorf("Expected %s file: %s", f, err)
    72  		} else if fi.IsDir() {
    73  			t.Errorf("Expected %s to be a file.", f)
    74  		}
    75  	}
    76  
    77  }
    78  
    79  func TestCreateFrom(t *testing.T) {
    80  	tdir, err := ioutil.TempDir("", "helm-")
    81  	if err != nil {
    82  		t.Fatal(err)
    83  	}
    84  	defer os.RemoveAll(tdir)
    85  
    86  	cf := &chart.Metadata{
    87  		APIVersion: chart.APIVersionV1,
    88  		Name:       "foo",
    89  		Version:    "0.1.0",
    90  	}
    91  	srcdir := "./testdata/mariner"
    92  
    93  	if err := CreateFrom(cf, tdir, srcdir); err != nil {
    94  		t.Fatal(err)
    95  	}
    96  
    97  	dir := filepath.Join(tdir, "foo")
    98  
    99  	c := filepath.Join(tdir, cf.Name)
   100  	mychart, err := loader.LoadDir(c)
   101  	if err != nil {
   102  		t.Fatalf("Failed to load newly created chart %q: %s", c, err)
   103  	}
   104  
   105  	if mychart.Name() != "foo" {
   106  		t.Errorf("Expected name to be 'foo', got %q", mychart.Name())
   107  	}
   108  
   109  	for _, d := range []string{TemplatesDir, ChartsDir} {
   110  		if fi, err := os.Stat(filepath.Join(dir, d)); err != nil {
   111  			t.Errorf("Expected %s dir: %s", d, err)
   112  		} else if !fi.IsDir() {
   113  			t.Errorf("Expected %s to be a directory.", d)
   114  		}
   115  	}
   116  
   117  	for _, f := range []string{ChartfileName, ValuesfileName} {
   118  		if fi, err := os.Stat(filepath.Join(dir, f)); err != nil {
   119  			t.Errorf("Expected %s file: %s", f, err)
   120  		} else if fi.IsDir() {
   121  			t.Errorf("Expected %s to be a file.", f)
   122  		}
   123  	}
   124  
   125  	for _, f := range []string{"placeholder.tpl"} {
   126  		if fi, err := os.Stat(filepath.Join(dir, TemplatesDir, f)); err != nil {
   127  			t.Errorf("Expected %s file: %s", f, err)
   128  		} else if fi.IsDir() {
   129  			t.Errorf("Expected %s to be a file.", f)
   130  		}
   131  	}
   132  
   133  	// Ensure we replace `<CHARTNAME>`
   134  	if strings.Contains(string(mychart.RawValues), "<CHARTNAME>") {
   135  		t.Errorf("Did not expect %s to be present in %s", "<CHARTNAME>", string(mychart.RawValues))
   136  	}
   137  }