16 lines
		
	
	
	
		
			455 B
		
	
	
	
		
			Bash
		
	
	
	
	
	
			
		
		
	
	
			16 lines
		
	
	
	
		
			455 B
		
	
	
	
		
			Bash
		
	
	
	
	
	
| source common.sh
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| 
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| drvPath=$($nixinstantiate fallback.nix)
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| echo "derivation is $drvPath"
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| 
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| outPath=$($nixstore -q --fallback "$drvPath")
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| echo "output path is $outPath"
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| 
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| # Register a non-existant substitute
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| (echo $outPath && echo "" && echo $TOP/no-such-program && echo 0 && echo 0) | $nixstore --register-substitutes
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| 
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| # Build the derivation
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| $nixstore -r --fallback "$drvPath"
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| 
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| text=$(cat "$outPath"/hello)
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| if test "$text" != "Hello World!"; then exit 1; fi
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