This is a simple-stupid “unix import system” for nix, for referencing binaries in `/bin/` by their name and lifting them to a Nix attrset. Allows for simple aliasing of executable names. Change-Id: Ifa23cb377201c3b08050c5026e9751e736afaf56 Reviewed-on: https://cl.tvl.fyi/c/depot/+/664 Reviewed-by: tazjin <mail@tazj.in>
		
			
				
	
	
		
			40 lines
		
	
	
	
		
			845 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			40 lines
		
	
	
	
		
			845 B
		
	
	
	
		
			Nix
		
	
	
	
	
	
{ writeScriptBin, assertEq, it, runTestsuite, getBins }:
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let
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  drv = writeScriptBin "hello" "it’s me";
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  drv2 = writeScriptBin "goodbye" "tschau";
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  bins = getBins drv [
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            "hello"
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            { use = "hello"; as = "also-hello"; }
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          ]
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      // getBins drv2 [ "goodbye" ]
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      ;
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  simple = it "path is equal to the executable name" [
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    (assertEq "path"
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      bins.hello
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      "${drv}/bin/hello")
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    (assertEq "content"
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      (builtins.readFile bins.hello)
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      "it’s me")
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  ];
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  useAs = it "use/as can be used to rename attributes" [
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    (assertEq "path"
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      bins.also-hello
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      "${drv}/bin/hello")
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  ];
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  secondDrv = it "by merging attrsets you can build up bins" [
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    (assertEq "path"
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      bins.goodbye
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      "${drv2}/bin/goodbye")
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  ];
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in
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  runTestsuite "getBins" [
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    simple
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    useAs
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    secondDrv
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  ]
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