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23 lines
405 B
Go
23 lines
405 B
Go
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package iputils
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import (
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"regexp"
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"testing"
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)
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func TestExternalIPv4(t *testing.T) {
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// Regular expression format for IPv4
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IPv4Format := `\.\d{1,3}\.\d{1,3}\b`
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test, err := ExternalIPv4()
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if err != nil {
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t.Errorf("Test check external ipv4 failed with %v", err)
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}
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valid := regexp.MustCompile(IPv4Format)
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if !valid.MatchString(test) {
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t.Errorf("Wanted: %v, got: %v", IPv4Format, test)
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}
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}
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