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28 lines
923 B
Go
28 lines
923 B
Go
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package dns
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import (
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"errors"
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"testing"
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)
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func TestParseDomain(t *testing.T) {
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test := func(s string, exp Domain, expErr error) {
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t.Helper()
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dom, err := ParseDomain(s)
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if (err == nil) != (expErr == nil) || expErr != nil && !errors.Is(err, expErr) {
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t.Fatalf("parse domain %q: err %v, expected %v", s, err, expErr)
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}
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if expErr == nil && dom != exp {
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t.Fatalf("parse domain %q: got %#v, epxected %#v", s, dom, exp)
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}
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}
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// We rely on normalization of names throughout the code base.
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test("xmox.nl", Domain{"xmox.nl", ""}, nil)
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test("XMOX.NL", Domain{"xmox.nl", ""}, nil)
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test("TEST☺.XMOX.NL", Domain{"xn--test-3o3b.xmox.nl", "test☺.xmox.nl"}, nil)
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test("TEST☺.XMOX.NL", Domain{"xn--test-3o3b.xmox.nl", "test☺.xmox.nl"}, nil)
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test("ℂᵤⓇℒ。𝐒🄴", Domain{"curl.se", ""}, nil) // https://daniel.haxx.se/blog/2022/12/14/idn-is-crazy/
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test("xmox.nl.", Domain{}, errTrailingDot)
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}
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