github.com/turtlemonvh/terraform@v0.6.9-0.20151204001754-8e40b6b855e8/terraform/plan_test.go (about)

     1  package terraform
     2  
     3  import (
     4  	"bytes"
     5  	"strings"
     6  
     7  	"testing"
     8  )
     9  
    10  func TestReadWritePlan(t *testing.T) {
    11  	plan := &Plan{
    12  		Module: testModule(t, "new-good"),
    13  		Diff: &Diff{
    14  			Modules: []*ModuleDiff{
    15  				&ModuleDiff{
    16  					Path: rootModulePath,
    17  					Resources: map[string]*InstanceDiff{
    18  						"nodeA": &InstanceDiff{
    19  							Attributes: map[string]*ResourceAttrDiff{
    20  								"foo": &ResourceAttrDiff{
    21  									Old: "foo",
    22  									New: "bar",
    23  								},
    24  								"bar": &ResourceAttrDiff{
    25  									Old:         "foo",
    26  									NewComputed: true,
    27  								},
    28  								"longfoo": &ResourceAttrDiff{
    29  									Old:         "foo",
    30  									New:         "bar",
    31  									RequiresNew: true,
    32  								},
    33  							},
    34  						},
    35  					},
    36  				},
    37  			},
    38  		},
    39  		State: &State{
    40  			Modules: []*ModuleState{
    41  				&ModuleState{
    42  					Path: rootModulePath,
    43  					Resources: map[string]*ResourceState{
    44  						"foo": &ResourceState{
    45  							Primary: &InstanceState{
    46  								ID: "bar",
    47  							},
    48  						},
    49  					},
    50  				},
    51  			},
    52  		},
    53  		Vars: map[string]string{
    54  			"foo": "bar",
    55  		},
    56  	}
    57  
    58  	buf := new(bytes.Buffer)
    59  	if err := WritePlan(plan, buf); err != nil {
    60  		t.Fatalf("err: %s", err)
    61  	}
    62  
    63  	actual, err := ReadPlan(buf)
    64  	if err != nil {
    65  		t.Fatalf("err: %s", err)
    66  	}
    67  
    68  	actualStr := strings.TrimSpace(actual.String())
    69  	expectedStr := strings.TrimSpace(plan.String())
    70  	if actualStr != expectedStr {
    71  		t.Fatalf("bad:\n\n%s\n\nexpected:\n\n%s", actualStr, expectedStr)
    72  	}
    73  }