terraform/internal/getproviders/hash_test.go

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package getproviders
import (
"testing"
)
func TestParseHash(t *testing.T) {
tests := []struct {
Input string
Want Hash
WantErr string
}{
{
Input: "h1:foo",
Want: HashScheme1.New("foo"),
},
{
Input: "zh:bar",
Want: HashSchemeZip.New("bar"),
},
{
// A scheme we don't know is considered valid syntax, it just won't match anything.
Input: "unknown:baz",
Want: HashScheme("unknown:").New("baz"),
},
{
// A scheme with an empty value is weird, but allowed.
Input: "unknown:",
Want: HashScheme("unknown:").New(""),
},
{
Input: "",
WantErr: "hash string must start with a scheme keyword followed by a colon",
},
{
// A naked SHA256 hash in hex format is not sufficient
Input: "1e5f7a5f3ade7b8b1d1d59c5cea2e1a2f8d2f8c3f41962dbbe8647e222be8239",
WantErr: "hash string must start with a scheme keyword followed by a colon",
},
{
// An empty scheme is not allowed
Input: ":blah",
WantErr: "hash string must start with a scheme keyword followed by a colon",
},
}
for _, test := range tests {
t.Run(test.Input, func(t *testing.T) {
got, err := ParseHash(test.Input)
if test.WantErr != "" {
if err == nil {
t.Fatalf("want error: %s", test.WantErr)
}
if got, want := err.Error(), test.WantErr; got != want {
t.Fatalf("wrong error\ngot: %s\nwant: %s", got, want)
}
return
}
if err != nil {
t.Fatalf("unexpected error: %s", err.Error())
}
if got != test.Want {
t.Errorf("wrong result\ngot: %#v\nwant: %#v", got, test.Want)
}
})
}
}