piegames
45e4bec59e
How long do we have the value printer already? It's time to stop concatenating strings like it's 2005 Change-Id: I3f5074de2439a1ad78af94de877bb141bc9f1d82
42 lines
1.4 KiB
Nix
42 lines
1.4 KiB
Nix
let
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name1 = "hello-1.0.2";
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name2 = "hello";
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name3 = "915resolution-0.5.2";
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name4 = "xf86-video-i810-1.7.4";
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name5 = "name-that-ends-with-dash--1.0";
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eq = 0;
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lt = builtins.sub 0 1;
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gt = 1;
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versionTest = v1: v2: expected:
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let d1 = builtins.compareVersions v1 v2;
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d2 = builtins.compareVersions v2 v1;
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in d1 == builtins.sub 0 d2 && d1 == expected;
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in
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assert (builtins.parseDrvName name1).name == "hello";
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assert (builtins.parseDrvName name1).version == "1.0.2";
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assert (builtins.parseDrvName name2).name == "hello";
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assert (builtins.parseDrvName name2).version == "";
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assert (builtins.parseDrvName name3).name == "915resolution";
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assert (builtins.parseDrvName name3).version == "0.5.2";
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assert (builtins.parseDrvName name4).name == "xf86-video-i810";
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assert (builtins.parseDrvName name4).version == "1.7.4";
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assert (builtins.parseDrvName name5).name == "name-that-ends-with-dash";
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assert (builtins.parseDrvName name5).version == "-1.0";
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assert versionTest "1.0" "2.3" lt;
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assert versionTest "2.1" "2.3" lt;
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assert versionTest "2.3" "2.3" eq;
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assert versionTest "2.5" "2.3" gt;
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assert versionTest "3.1" "2.3" gt;
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assert versionTest "2.3.1" "2.3" gt;
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assert versionTest "2.3.1" "2.3a" gt;
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assert versionTest "2.3pre1" "2.3" lt;
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assert versionTest "2.3pre3" "2.3pre12" lt;
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assert versionTest "2.3a" "2.3c" lt;
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assert versionTest "2.3pre1" "2.3c" lt;
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assert versionTest "2.3pre1" "2.3q" lt;
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true
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