35 lines
959 B
Go
35 lines
959 B
Go
//go:build !e2e_testing
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// +build !e2e_testing
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package overlay
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import "testing"
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var runAdvMSSTests = []struct {
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name string
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tun tun
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r Route
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expected int
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}{
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// Standard case, default MTU is the device max MTU
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{"default", tun{DefaultMTU: 1440, MaxMTU: 1440}, Route{}, 0},
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{"default-min", tun{DefaultMTU: 1440, MaxMTU: 1440}, Route{MTU: 1440}, 0},
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{"default-low", tun{DefaultMTU: 1440, MaxMTU: 1440}, Route{MTU: 1200}, 1160},
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// Case where we have a route MTU set higher than the default
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{"route", tun{DefaultMTU: 1440, MaxMTU: 8941}, Route{}, 1400},
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{"route-min", tun{DefaultMTU: 1440, MaxMTU: 8941}, Route{MTU: 1440}, 1400},
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{"route-high", tun{DefaultMTU: 1440, MaxMTU: 8941}, Route{MTU: 8941}, 0},
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}
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func TestTunAdvMSS(t *testing.T) {
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for _, tt := range runAdvMSSTests {
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t.Run(tt.name, func(t *testing.T) {
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o := tt.tun.advMSS(tt.r)
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if o != tt.expected {
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t.Errorf("got %d, want %d", o, tt.expected)
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}
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})
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}
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}
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