58 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
			
		
		
	
	
			58 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			Bash
		
	
	
	
	
	
source common.sh
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clearManifests
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mkdir -p $TEST_ROOT/cache2 $TEST_ROOT/patches
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RESULT=$TEST_ROOT/result
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# Build version 1 and 2 of the "foo" package.
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$NIX_BIN_DIR/nix-push --copy $TEST_ROOT/cache2 $TEST_ROOT/manifest1 \
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    $($nixbuild -o $RESULT binary-patching.nix --arg version 1)
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out2=$($nixbuild -o $RESULT binary-patching.nix --arg version 2)
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$NIX_BIN_DIR/nix-push --copy $TEST_ROOT/cache2 $TEST_ROOT/manifest2 $out2
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out3=$($nixbuild -o $RESULT binary-patching.nix --arg version 3)
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$NIX_BIN_DIR/nix-push --copy $TEST_ROOT/cache2 $TEST_ROOT/manifest3 $out3
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rm $RESULT
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# Generate binary patches.
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$NIX_BIN_DIR/nix-generate-patches $TEST_ROOT/cache2 $TEST_ROOT/patches \
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    file://$TEST_ROOT/patches $TEST_ROOT/manifest1 $TEST_ROOT/manifest2
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$NIX_BIN_DIR/nix-generate-patches $TEST_ROOT/cache2 $TEST_ROOT/patches \
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    file://$TEST_ROOT/patches $TEST_ROOT/manifest2 $TEST_ROOT/manifest3
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grep -q "patch {" $TEST_ROOT/manifest3
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# Get rid of versions 2 and 3.
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$nixstore --delete $out2 $out3
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# Pull the manifest containing the patches.
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clearManifests
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$NIX_BIN_DIR/nix-pull file://$TEST_ROOT/manifest3
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# Make sure that the download size prediction uses the patches rather
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# than the full download.
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$nixbuild -o $RESULT binary-patching.nix --arg version 3 --dry-run 2>&1 | grep -q "0.01 MiB"
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# Now rebuild it.  This should use the two patches generated above.
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rm -f $TEST_ROOT/var/log/nix/downloads
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$nixbuild -o $RESULT binary-patching.nix --arg version 3
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rm $RESULT
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[ "$(grep ' patch ' $TEST_ROOT/var/log/nix/downloads | wc -l)" -eq 2 ]
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# Add a patch from version 1 directly to version 3.
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$NIX_BIN_DIR/nix-generate-patches $TEST_ROOT/cache2 $TEST_ROOT/patches \
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    file://$TEST_ROOT/patches $TEST_ROOT/manifest1 $TEST_ROOT/manifest3
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# Rebuild version 3.  This should use the direct patch rather than the
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# sequence of two patches.
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$nixstore --delete $out2 $out3
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clearManifests
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rm $TEST_ROOT/var/log/nix/downloads
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$NIX_BIN_DIR/nix-pull file://$TEST_ROOT/manifest3
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$nixbuild -o $RESULT binary-patching.nix --arg version 3
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[ "$(grep ' patch ' $TEST_ROOT/var/log/nix/downloads | wc -l)" -eq 1 ]
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