util/cmpver: add a few tests covering different OS versions

Updates tailscale/corp#14491

Signed-off-by: Anton Tolchanov <anton@tailscale.com>
dsnet/viewer-jsonv2
Anton Tolchanov 9 months ago committed by Anton Tolchanov
parent 7686ff6c46
commit 86b0fc5295

@ -87,6 +87,62 @@ func TestCompare(t *testing.T) {
v2: "0.96-105",
want: 1,
},
// A few specific OS version tests below.
{
name: "windows version",
v1: "10.0.19045.3324",
v2: "10.0.18362",
want: 1,
},
{
name: "windows 11 is everything above 10.0.22000",
v1: "10.0.22631.2262",
v2: "10.0.22000",
want: 1,
},
{
name: "android short version",
v1: "10",
v2: "7",
want: 1,
},
{
name: "android longer version",
v1: "7.1.2",
v2: "7",
want: 1,
},
{
name: "iOS version",
v1: "15.6.1",
v2: "15.6",
want: 1,
},
{
name: "Linux short kernel version",
v1: "4.4.302+",
v2: "4.0",
want: 1,
},
{
name: "Linux long kernel version",
v1: "4.14.255-311-248.529.amzn2.x86_64",
v2: "4.0",
want: 1,
},
{
name: "FreeBSD version",
v1: "14.0-CURRENT",
v2: "14",
want: 1,
},
{
name: "Synology version",
v1: "Synology 6.2.4; kernel=3.10.105",
v2: "Synology 6",
want: 1,
},
}
for _, test := range tests {
@ -100,6 +156,10 @@ func TestCompare(t *testing.T) {
if got2 != -test.want {
t.Errorf("Compare(%v, %v) = %v, want %v", test.v2, test.v1, got2, -test.want)
}
// Check that version comparison does not allocate.
if n := testing.AllocsPerRun(100, func() { Compare(test.v1, test.v2) }); n > 0 {
t.Errorf("Compare(%v, %v) got %v allocs per run", test.v1, test.v2, n)
}
})
}
}

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