github.com/graywolf-at-work-2/terraform-vendor@v1.4.5/internal/tfdiags/hcl_test.go (about)

     1  package tfdiags
     2  
     3  import (
     4  	"fmt"
     5  	"testing"
     6  
     7  	"github.com/google/go-cmp/cmp"
     8  	"github.com/google/go-cmp/cmp/cmpopts"
     9  	"github.com/hashicorp/hcl/v2"
    10  	"github.com/zclconf/go-cty/cty"
    11  )
    12  
    13  func TestDiagnosticsToHCL(t *testing.T) {
    14  	var diags Diagnostics
    15  	diags = diags.Append(Sourceless(
    16  		Error,
    17  		"A sourceless diagnostic",
    18  		"...that has a detail",
    19  	))
    20  	diags = diags.Append(fmt.Errorf("a diagnostic promoted from an error"))
    21  	diags = diags.Append(SimpleWarning("A diagnostic from a simple warning"))
    22  	diags = diags.Append(&hcl.Diagnostic{
    23  		Severity: hcl.DiagWarning,
    24  		Summary:  "A diagnostic from HCL",
    25  		Detail:   "...that has a detail and source information",
    26  		Subject: &hcl.Range{
    27  			Filename: "test.tf",
    28  			Start:    hcl.Pos{Line: 1, Column: 2, Byte: 1},
    29  			End:      hcl.Pos{Line: 1, Column: 3, Byte: 2},
    30  		},
    31  		Context: &hcl.Range{
    32  			Filename: "test.tf",
    33  			Start:    hcl.Pos{Line: 1, Column: 1, Byte: 0},
    34  			End:      hcl.Pos{Line: 1, Column: 4, Byte: 3},
    35  		},
    36  		EvalContext: &hcl.EvalContext{},
    37  		Expression:  &fakeHCLExpression{},
    38  	})
    39  
    40  	got := diags.ToHCL()
    41  	want := hcl.Diagnostics{
    42  		{
    43  			Severity: hcl.DiagError,
    44  			Summary:  "A sourceless diagnostic",
    45  			Detail:   "...that has a detail",
    46  		},
    47  		{
    48  			Severity: hcl.DiagError,
    49  			Summary:  "a diagnostic promoted from an error",
    50  		},
    51  		{
    52  			Severity: hcl.DiagWarning,
    53  			Summary:  "A diagnostic from a simple warning",
    54  		},
    55  		{
    56  			Severity: hcl.DiagWarning,
    57  			Summary:  "A diagnostic from HCL",
    58  			Detail:   "...that has a detail and source information",
    59  			Subject: &hcl.Range{
    60  				Filename: "test.tf",
    61  				Start:    hcl.Pos{Line: 1, Column: 2, Byte: 1},
    62  				End:      hcl.Pos{Line: 1, Column: 3, Byte: 2},
    63  			},
    64  			Context: &hcl.Range{
    65  				Filename: "test.tf",
    66  				Start:    hcl.Pos{Line: 1, Column: 1, Byte: 0},
    67  				End:      hcl.Pos{Line: 1, Column: 4, Byte: 3},
    68  			},
    69  			EvalContext: &hcl.EvalContext{},
    70  			Expression:  &fakeHCLExpression{},
    71  		},
    72  	}
    73  
    74  	if diff := cmp.Diff(want, got, cmpopts.IgnoreUnexported(hcl.EvalContext{})); diff != "" {
    75  		t.Errorf("incorrect result\n%s", diff)
    76  	}
    77  }
    78  
    79  // We have this here just to give us something easy to compare in the test
    80  // above, because we only care that the expression passes through, not about
    81  // how exactly it is shaped.
    82  type fakeHCLExpression struct {
    83  }
    84  
    85  func (e *fakeHCLExpression) Range() hcl.Range {
    86  	return hcl.Range{}
    87  }
    88  
    89  func (e *fakeHCLExpression) StartRange() hcl.Range {
    90  	return hcl.Range{}
    91  }
    92  
    93  func (e *fakeHCLExpression) Variables() []hcl.Traversal {
    94  	return nil
    95  }
    96  
    97  func (e *fakeHCLExpression) Value(ctx *hcl.EvalContext) (cty.Value, hcl.Diagnostics) {
    98  	return cty.DynamicVal, nil
    99  }