Function TestTokensForTuple

hclwrite/generate_test.go:558–629

(t *testing.T)

}

func TestTokensForTuple(t *testing.T) {
	tests := map[string]struct {
		Val  []Tokens
		Want Tokens
	}{
		"no elements": {
			nil,
			Tokens{
				{Type: hclsyntax.TokenOBrack, Bytes: []byte{'['}},
				{Type: hclsyntax.TokenCBrack, Bytes: []byte{']'}},
			},
		},
		"one element": {
			[]Tokens{
				TokensForValue(cty.StringVal("foo")),
			},
			Tokens{
				{Type: hclsyntax.TokenOBrack, Bytes: []byte{'['}},
				{Type: hclsyntax.TokenOQuote, Bytes: []byte(`"`)},
				{Type: hclsyntax.TokenQuotedLit, Bytes: []byte("foo")},
				{Type: hclsyntax.TokenCQuote, Bytes: []byte(`"`)},
				{Type: hclsyntax.TokenCBrack, Bytes: []byte{']'}},
			},
		},
		"two elements": {
			[]Tokens{
				TokensForTraversal(hcl.Traversal{
					hcl.TraverseRoot{Name: "root"},
					hcl.TraverseAttr{Name: "attr"},
				}),
				TokensForValue(cty.StringVal("foo")),
			},
			Tokens{
				{Type: hclsyntax.TokenOBrack, Bytes: []byte{'['}},
				{Type: hclsyntax.TokenIdent, Bytes: []byte("root")},
				{Type: hclsyntax.TokenDot, Bytes: []byte(".")},
				{Type: hclsyntax.TokenIdent, Bytes: []byte("attr")},
				{Type: hclsyntax.TokenComma, Bytes: []byte{','}},
				{Type: hclsyntax.TokenOQuote, Bytes: []byte(`"`), SpacesBefore: 1},
				{Type: hclsyntax.TokenQuotedLit, Bytes: []byte("foo")},
				{Type: hclsyntax.TokenCQuote, Bytes: []byte(`"`)},
				{Type: hclsyntax.TokenCBrack, Bytes: []byte{']'}},
			},
		},
	}

	for name, test := range tests {
		t.Run(name, func(t *testing.T) {
			got := TokensForTuple(test.Val)

			if !cmp.Equal(got, test.Want) {
				diff := cmp.Diff(got, test.Want, cmp.Comparer(func(a, b []byte) bool {
					return bytes.Equal(a, b)
				}))
				var gotBuf, wantBuf bytes.Buffer
				_, err := got.WriteTo(&gotBuf)
				if err != nil {
					t.Fatalf("failed to write got tokens: %v", err)