github.com/askholme/packer@v0.7.2-0.20140924152349-70d9566a6852/provisioner/chef-client/provisioner_test.go (about)

     1  package chefclient
     2  
     3  import (
     4  	"io/ioutil"
     5  	"os"
     6  	"testing"
     7  
     8  	"github.com/mitchellh/packer/packer"
     9  )
    10  
    11  func testConfig() map[string]interface{} {
    12  	return map[string]interface{}{
    13  		"server_url": "foo",
    14  	}
    15  }
    16  
    17  func TestProvisioner_Impl(t *testing.T) {
    18  	var raw interface{}
    19  	raw = &Provisioner{}
    20  	if _, ok := raw.(packer.Provisioner); !ok {
    21  		t.Fatalf("must be a Provisioner")
    22  	}
    23  }
    24  
    25  func TestProvisionerPrepare_chefEnvironment(t *testing.T) {
    26  	var p Provisioner
    27  
    28  	config := testConfig()
    29  	config["chef_environment"] = "some-env"
    30  
    31  	err := p.Prepare(config)
    32  	if err != nil {
    33  		t.Fatalf("err: %s", err)
    34  	}
    35  
    36  	if p.config.ChefEnvironment != "some-env" {
    37  		t.Fatalf("unexpected: %#v", p.config.ChefEnvironment)
    38  	}
    39  }
    40  
    41  func TestProvisionerPrepare_configTemplate(t *testing.T) {
    42  	var err error
    43  	var p Provisioner
    44  
    45  	// Test no config template
    46  	config := testConfig()
    47  	delete(config, "config_template")
    48  	err = p.Prepare(config)
    49  	if err != nil {
    50  		t.Fatalf("err: %s", err)
    51  	}
    52  
    53  	// Test with a file
    54  	tf, err := ioutil.TempFile("", "packer")
    55  	if err != nil {
    56  		t.Fatalf("err: %s", err)
    57  	}
    58  	defer os.Remove(tf.Name())
    59  
    60  	config = testConfig()
    61  	config["config_template"] = tf.Name()
    62  	p = Provisioner{}
    63  	err = p.Prepare(config)
    64  	if err != nil {
    65  		t.Fatalf("err: %s", err)
    66  	}
    67  
    68  	// Test with a directory
    69  	td, err := ioutil.TempDir("", "packer")
    70  	if err != nil {
    71  		t.Fatalf("err: %s", err)
    72  	}
    73  	defer os.RemoveAll(td)
    74  
    75  	config = testConfig()
    76  	config["config_template"] = td
    77  	p = Provisioner{}
    78  	err = p.Prepare(config)
    79  	if err == nil {
    80  		t.Fatal("should have err")
    81  	}
    82  }
    83  
    84  func TestProvisionerPrepare_commands(t *testing.T) {
    85  	commands := []string{
    86  		"execute_command",
    87  		"install_command",
    88  	}
    89  
    90  	for _, command := range commands {
    91  		var p Provisioner
    92  
    93  		// Test not set
    94  		config := testConfig()
    95  		delete(config, command)
    96  		err := p.Prepare(config)
    97  		if err != nil {
    98  			t.Fatalf("err: %s", err)
    99  		}
   100  
   101  		// Test invalid template
   102  		config = testConfig()
   103  		config[command] = "{{if NOPE}}"
   104  		err = p.Prepare(config)
   105  		if err == nil {
   106  			t.Fatal("should error")
   107  		}
   108  
   109  		// Test good template
   110  		config = testConfig()
   111  		config[command] = "{{.Foo}}"
   112  		err = p.Prepare(config)
   113  		if err != nil {
   114  			t.Fatalf("err: %s", err)
   115  		}
   116  	}
   117  }
   118  
   119  func TestProvisionerPrepare_serverUrl(t *testing.T) {
   120  	var p Provisioner
   121  
   122  	// Test not set
   123  	config := testConfig()
   124  	delete(config, "server_url")
   125  	err := p.Prepare(config)
   126  	if err == nil {
   127  		t.Fatal("should error")
   128  	}
   129  
   130  	// Test set
   131  	config = testConfig()
   132  	config["server_url"] = "foo"
   133  	err = p.Prepare(config)
   134  	if err != nil {
   135  		t.Fatalf("err: %s", err)
   136  	}
   137  }