938 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
			
		
		
	
	
			938 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
| #!/bin/sh
 | |
| #
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| # Copyright (c) 2006 Johannes E. Schindelin
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| #
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| 
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| test_description='Test special whitespace in diff engine.
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| 
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| '
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| . ./test-lib.sh
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| . "$TEST_DIRECTORY"/diff-lib.sh
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| 
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| test_expect_success "Ray Lehtiniemi's example" '
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| 	cat <<-\EOF >x &&
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| 	do {
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| 	   nothing;
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| 	} while (0);
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| 	EOF
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| 	git update-index --add x &&
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| 
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| 	cat <<-\EOF >x &&
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| 	do
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| 	{
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| 	   nothing;
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| 	}
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| 	while (0);
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| 	EOF
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| 
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| 	cat <<-\EOF >expect &&
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| 	diff --git a/x b/x
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| 	index adf3937..6edc172 100644
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -1,3 +1,5 @@
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| 	-do {
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| 	+do
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| 	+{
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| 	    nothing;
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| 	-} while (0);
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| 	+}
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| 	+while (0);
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| 	EOF
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| 
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| 	git diff >out &&
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| 	test_cmp expect out &&
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| 
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| 	git diff -w >out &&
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| 	test_cmp expect out &&
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| 
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| 	git diff -b >out &&
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| 	test_cmp expect out
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| '
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| 
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| test_expect_success 'another test, without options' '
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| 	tr Q "\015" <<-\EOF >x &&
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| 	whitespace at beginning
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| 	whitespace change
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| 	whitespace in the middle
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| 	whitespace at end
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| 	unchanged line
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| 	CR at endQ
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| 	EOF
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| 
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| 	git update-index x &&
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| 
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| 	tr "_" " " <<-\EOF >x &&
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| 	_	whitespace at beginning
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| 	whitespace 	 change
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| 	white space in the middle
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| 	whitespace at end__
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| 	unchanged line
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| 	CR at end
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| 	EOF
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| 
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| 	tr "Q_" "\015 " <<-\EOF >expect &&
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| 	diff --git a/x b/x
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| 	index d99af23..22d9f73 100644
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -1,6 +1,6 @@
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| 	-whitespace at beginning
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| 	-whitespace change
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| 	-whitespace in the middle
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| 	-whitespace at end
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| 	+ 	whitespace at beginning
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| 	+whitespace 	 change
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| 	+white space in the middle
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| 	+whitespace at end__
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| 	 unchanged line
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| 	-CR at endQ
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| 	+CR at end
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| 	EOF
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| 
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| 	git diff >out &&
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| 	test_cmp expect out &&
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| 
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| 	>expect &&
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| 	git diff -w >out &&
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| 	test_cmp expect out &&
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| 
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| 	git diff -w -b >out &&
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| 	test_cmp expect out &&
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| 
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| 	git diff -w --ignore-space-at-eol >out &&
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| 	test_cmp expect out &&
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| 
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| 	git diff -w -b --ignore-space-at-eol >out &&
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| 	test_cmp expect out &&
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| 
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| 
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| 	tr "Q_" "\015 " <<-\EOF >expect &&
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| 	diff --git a/x b/x
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| 	index d99af23..22d9f73 100644
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -1,6 +1,6 @@
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| 	-whitespace at beginning
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| 	+_	whitespace at beginning
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| 	 whitespace 	 change
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| 	-whitespace in the middle
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| 	+white space in the middle
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| 	 whitespace at end__
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| 	 unchanged line
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| 	 CR at end
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| 	EOF
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| 	git diff -b >out &&
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| 	test_cmp expect out &&
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| 
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| 	git diff -b --ignore-space-at-eol >out &&
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| 	test_cmp expect out &&
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| 
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| 	tr "Q_" "\015 " <<-\EOF >expect &&
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| 	diff --git a/x b/x
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| 	index d99af23..22d9f73 100644
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -1,6 +1,6 @@
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| 	-whitespace at beginning
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| 	-whitespace change
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| 	-whitespace in the middle
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| 	+_	whitespace at beginning
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| 	+whitespace 	 change
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| 	+white space in the middle
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| 	 whitespace at end__
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| 	 unchanged line
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| 	 CR at end
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| 	EOF
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| 	git diff --ignore-space-at-eol >out &&
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| 	test_cmp expect out
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| '
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| 
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| test_expect_success 'ignore-blank-lines: only new lines' '
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| 	test_seq 5 >x &&
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| 	git update-index x &&
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| 	test_seq 5 | sed "/3/i\\
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| " >x &&
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| 	git diff --ignore-blank-lines >out &&
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| 	>expect &&
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| 	test_cmp out expect
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| '
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| 
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| test_expect_success 'ignore-blank-lines: only new lines with space' '
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| 	test_seq 5 >x &&
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| 	git update-index x &&
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| 	test_seq 5 | sed "/3/i\\
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|  " >x &&
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| 	git diff -w --ignore-blank-lines >out &&
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| 	>expect &&
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| 	test_cmp out expect
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| '
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| 
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| test_expect_success 'ignore-blank-lines: after change' '
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| 	cat <<-\EOF >x &&
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| 	1
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| 	2
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| 
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| 	3
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| 	4
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| 	5
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| 
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| 	6
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| 	7
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| 	EOF
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| 	git update-index x &&
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| 	cat <<-\EOF >x &&
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| 	change
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| 
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| 	1
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| 	2
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| 	3
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| 	4
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| 	5
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| 	6
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| 
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| 	7
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| 	EOF
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| 	git diff --inter-hunk-context=100 --ignore-blank-lines >out.tmp &&
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| 	cat <<-\EOF >expected &&
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| 	diff --git a/x b/x
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -1,6 +1,7 @@
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| 	+change
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| 	+
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| 	 1
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| 	 2
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| 	-
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| 	 3
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| 	 4
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| 	 5
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| 	EOF
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| 	compare_diff_patch expected out.tmp
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| '
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| 
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| test_expect_success 'ignore-blank-lines: before change' '
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| 	cat <<-\EOF >x &&
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| 	1
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| 	2
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| 
 | |
| 	3
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| 	4
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| 	5
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| 	6
 | |
| 	7
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| 	EOF
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| 	git update-index x &&
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| 	cat <<-\EOF >x &&
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| 
 | |
| 	1
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| 	2
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| 	3
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| 	4
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| 	5
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| 
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| 	6
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| 	7
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| 	change
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| 	EOF
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| 	git diff --inter-hunk-context=100 --ignore-blank-lines >out.tmp &&
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| 	cat <<-\EOF >expected &&
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| 	diff --git a/x b/x
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -4,5 +4,7 @@
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| 	 3
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| 	 4
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| 	 5
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| 	+
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| 	 6
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| 	 7
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| 	+change
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| 	EOF
 | |
| 	compare_diff_patch expected out.tmp
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| '
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| 
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| test_expect_success 'ignore-blank-lines: between changes' '
 | |
| 	cat <<-\EOF >x &&
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| 	1
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| 	2
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| 	3
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| 	4
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| 	5
 | |
| 
 | |
| 
 | |
| 	6
 | |
| 	7
 | |
| 	8
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| 	9
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| 	10
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| 	EOF
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| 	git update-index x &&
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| 	cat <<-\EOF >x &&
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| 	change
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| 	1
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| 	2
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| 
 | |
| 	3
 | |
| 	4
 | |
| 	5
 | |
| 	6
 | |
| 	7
 | |
| 	8
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| 
 | |
| 	9
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| 	10
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| 	change
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| 	EOF
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| 	git diff --ignore-blank-lines >out.tmp &&
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| 	cat <<-\EOF >expected &&
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| 	diff --git a/x b/x
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -1,5 +1,7 @@
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| 	+change
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| 	 1
 | |
| 	 2
 | |
| 	+
 | |
| 	 3
 | |
| 	 4
 | |
| 	 5
 | |
| 	@@ -8,5 +8,7 @@
 | |
| 	 6
 | |
| 	 7
 | |
| 	 8
 | |
| 	+
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| 	 9
 | |
| 	 10
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| 	+change
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| 	EOF
 | |
| 	compare_diff_patch expected out.tmp
 | |
| '
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| 
 | |
| test_expect_success 'ignore-blank-lines: between changes (with interhunkctx)' '
 | |
| 	test_seq 10 >x &&
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| 	git update-index x &&
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| 	cat <<-\EOF >x &&
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| 	change
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| 	1
 | |
| 	2
 | |
| 
 | |
| 	3
 | |
| 	4
 | |
| 	5
 | |
| 
 | |
| 	6
 | |
| 	7
 | |
| 	8
 | |
| 	9
 | |
| 
 | |
| 	10
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| 	change
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| 	EOF
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| 	git diff --inter-hunk-context=2 --ignore-blank-lines >out.tmp &&
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| 	cat <<-\EOF >expected &&
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| 	diff --git a/x b/x
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| 	--- a/x
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| 	+++ b/x
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| 	@@ -1,10 +1,15 @@
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| 	+change
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| 	 1
 | |
| 	 2
 | |
| 	+
 | |
| 	 3
 | |
| 	 4
 | |
| 	 5
 | |
| 	+
 | |
| 	 6
 | |
| 	 7
 | |
| 	 8
 | |
| 	 9
 | |
| 	+
 | |
| 	 10
 | |
| 	+change
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| 	EOF
 | |
| 	compare_diff_patch expected out.tmp
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| '
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| 
 | |
| test_expect_success 'ignore-blank-lines: scattered spaces' '
 | |
| 	test_seq 10 >x &&
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| 	git update-index x &&
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| 	cat <<-\EOF >x &&
 | |
| 	change
 | |
| 	1
 | |
| 	2
 | |
| 	3
 | |
| 
 | |
| 	4
 | |
| 
 | |
| 	5
 | |
| 
 | |
| 	6
 | |
| 
 | |
| 
 | |
| 	7
 | |
| 
 | |
| 	8
 | |
| 	9
 | |
| 	10
 | |
| 	change
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| 	EOF
 | |
| 	git diff --inter-hunk-context=4 --ignore-blank-lines >out.tmp &&
 | |
| 	cat <<-\EOF >expected &&
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| 	diff --git a/x b/x
 | |
| 	--- a/x
 | |
| 	+++ b/x
 | |
| 	@@ -1,3 +1,4 @@
 | |
| 	+change
 | |
| 	 1
 | |
| 	 2
 | |
| 	 3
 | |
| 	@@ -8,3 +15,4 @@
 | |
| 	 8
 | |
| 	 9
 | |
| 	 10
 | |
| 	+change
 | |
| 	EOF
 | |
| 	compare_diff_patch expected out.tmp
 | |
| '
 | |
| 
 | |
| test_expect_success 'ignore-blank-lines: spaces coalesce' '
 | |
| 	test_seq 6 >x &&
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| 	git update-index x &&
 | |
| 	cat <<-\EOF >x &&
 | |
| 	change
 | |
| 	1
 | |
| 	2
 | |
| 	3
 | |
| 
 | |
| 	4
 | |
| 
 | |
| 	5
 | |
| 
 | |
| 	6
 | |
| 	change
 | |
| 	EOF
 | |
| 	git diff --inter-hunk-context=4 --ignore-blank-lines >out.tmp &&
 | |
| 	cat <<-\EOF >expected &&
 | |
| 	diff --git a/x b/x
 | |
| 	--- a/x
 | |
| 	+++ b/x
 | |
| 	@@ -1,6 +1,11 @@
 | |
| 	+change
 | |
| 	 1
 | |
| 	 2
 | |
| 	 3
 | |
| 	+
 | |
| 	 4
 | |
| 	+
 | |
| 	 5
 | |
| 	+
 | |
| 	 6
 | |
| 	+change
 | |
| 	EOF
 | |
| 	compare_diff_patch expected out.tmp
 | |
| '
 | |
| 
 | |
| test_expect_success 'ignore-blank-lines: mix changes and blank lines' '
 | |
| 	test_seq 16 >x &&
 | |
| 	git update-index x &&
 | |
| 	cat <<-\EOF >x &&
 | |
| 	change
 | |
| 	1
 | |
| 	2
 | |
| 
 | |
| 	3
 | |
| 	4
 | |
| 	5
 | |
| 	change
 | |
| 	6
 | |
| 	7
 | |
| 	8
 | |
| 
 | |
| 	9
 | |
| 	10
 | |
| 	11
 | |
| 	change
 | |
| 	12
 | |
| 	13
 | |
| 	14
 | |
| 
 | |
| 	15
 | |
| 	16
 | |
| 	change
 | |
| 	EOF
 | |
| 	git diff --ignore-blank-lines >out.tmp &&
 | |
| 	cat <<-\EOF >expected &&
 | |
| 	diff --git a/x b/x
 | |
| 	--- a/x
 | |
| 	+++ b/x
 | |
| 	@@ -1,8 +1,11 @@
 | |
| 	+change
 | |
| 	 1
 | |
| 	 2
 | |
| 	+
 | |
| 	 3
 | |
| 	 4
 | |
| 	 5
 | |
| 	+change
 | |
| 	 6
 | |
| 	 7
 | |
| 	 8
 | |
| 	@@ -9,8 +13,11 @@
 | |
| 	 9
 | |
| 	 10
 | |
| 	 11
 | |
| 	+change
 | |
| 	 12
 | |
| 	 13
 | |
| 	 14
 | |
| 	+
 | |
| 	 15
 | |
| 	 16
 | |
| 	+change
 | |
| 	EOF
 | |
| 	compare_diff_patch expected out.tmp
 | |
| '
 | |
| 
 | |
| test_expect_success 'check mixed spaces and tabs in indent' '
 | |
| 	# This is indented with SP HT SP.
 | |
| 	echo " 	 foo();" >x &&
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| 	git diff --check | grep "space before tab in indent"
 | |
| '
 | |
| 
 | |
| test_expect_success 'check mixed tabs and spaces in indent' '
 | |
| 	# This is indented with HT SP HT.
 | |
| 	echo "	 	foo();" >x &&
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| 	git diff --check | grep "space before tab in indent"
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with no whitespace errors' '
 | |
| 	git commit -m "snapshot" &&
 | |
| 	echo "foo();" >x &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with trailing whitespace' '
 | |
| 	echo "foo(); " >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with space before tab in indent' '
 | |
| 	# indent has space followed by hard tab
 | |
| 	echo " 	foo();" >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success '--check and --exit-code are not exclusive' '
 | |
| 	git checkout x &&
 | |
| 	git diff --check --exit-code
 | |
| '
 | |
| 
 | |
| test_expect_success '--check and --quiet are not exclusive' '
 | |
| 	git diff --check --quiet
 | |
| '
 | |
| 
 | |
| test_expect_success 'check staged with no whitespace errors' '
 | |
| 	echo "foo();" >x &&
 | |
| 	git add x &&
 | |
| 	git diff --cached --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check staged with trailing whitespace' '
 | |
| 	echo "foo(); " >x &&
 | |
| 	git add x &&
 | |
| 	test_must_fail git diff --cached --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check staged with space before tab in indent' '
 | |
| 	# indent has space followed by hard tab
 | |
| 	echo " 	foo();" >x &&
 | |
| 	git add x &&
 | |
| 	test_must_fail git diff --cached --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with no whitespace errors (diff-index)' '
 | |
| 	echo "foo();" >x &&
 | |
| 	git add x &&
 | |
| 	git diff-index --check HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with trailing whitespace (diff-index)' '
 | |
| 	echo "foo(); " >x &&
 | |
| 	git add x &&
 | |
| 	test_must_fail git diff-index --check HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with space before tab in indent (diff-index)' '
 | |
| 	# indent has space followed by hard tab
 | |
| 	echo " 	foo();" >x &&
 | |
| 	git add x &&
 | |
| 	test_must_fail git diff-index --check HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check staged with no whitespace errors (diff-index)' '
 | |
| 	echo "foo();" >x &&
 | |
| 	git add x &&
 | |
| 	git diff-index --cached --check HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check staged with trailing whitespace (diff-index)' '
 | |
| 	echo "foo(); " >x &&
 | |
| 	git add x &&
 | |
| 	test_must_fail git diff-index --cached --check HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check staged with space before tab in indent (diff-index)' '
 | |
| 	# indent has space followed by hard tab
 | |
| 	echo " 	foo();" >x &&
 | |
| 	git add x &&
 | |
| 	test_must_fail git diff-index --cached --check HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with no whitespace errors (diff-tree)' '
 | |
| 	echo "foo();" >x &&
 | |
| 	git commit -m "new commit" x &&
 | |
| 	git diff-tree --check HEAD^ HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with trailing whitespace (diff-tree)' '
 | |
| 	echo "foo(); " >x &&
 | |
| 	git commit -m "another commit" x &&
 | |
| 	test_must_fail git diff-tree --check HEAD^ HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check with space before tab in indent (diff-tree)' '
 | |
| 	# indent has space followed by hard tab
 | |
| 	echo " 	foo();" >x &&
 | |
| 	git commit -m "yet another" x &&
 | |
| 	test_must_fail git diff-tree --check HEAD^ HEAD
 | |
| '
 | |
| 
 | |
| test_expect_success 'check trailing whitespace (trailing-space: off)' '
 | |
| 	git config core.whitespace "-trailing-space" &&
 | |
| 	echo "foo ();   " >x &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check trailing whitespace (trailing-space: on)' '
 | |
| 	git config core.whitespace "trailing-space" &&
 | |
| 	echo "foo ();   " >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check space before tab in indent (space-before-tab: off)' '
 | |
| 	# indent contains space followed by HT
 | |
| 	git config core.whitespace "-space-before-tab" &&
 | |
| 	echo " 	foo ();" >x &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check space before tab in indent (space-before-tab: on)' '
 | |
| 	# indent contains space followed by HT
 | |
| 	git config core.whitespace "space-before-tab" &&
 | |
| 	echo " 	foo ();   " >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check spaces as indentation (indent-with-non-tab: off)' '
 | |
| 	git config core.whitespace "-indent-with-non-tab" &&
 | |
| 	echo "        foo ();" >x &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check spaces as indentation (indent-with-non-tab: on)' '
 | |
| 	git config core.whitespace "indent-with-non-tab" &&
 | |
| 	echo "        foo ();" >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'ditto, but tabwidth=9' '
 | |
| 	git config core.whitespace "indent-with-non-tab,tabwidth=9" &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check tabs and spaces as indentation (indent-with-non-tab: on)' '
 | |
| 	git config core.whitespace "indent-with-non-tab" &&
 | |
| 	echo "	                foo ();" >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'ditto, but tabwidth=10' '
 | |
| 	git config core.whitespace "indent-with-non-tab,tabwidth=10" &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'ditto, but tabwidth=20' '
 | |
| 	git config core.whitespace "indent-with-non-tab,tabwidth=20" &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check tabs as indentation (tab-in-indent: off)' '
 | |
| 	git config core.whitespace "-tab-in-indent" &&
 | |
| 	echo "	foo ();" >x &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check tabs as indentation (tab-in-indent: on)' '
 | |
| 	git config core.whitespace "tab-in-indent" &&
 | |
| 	echo "	foo ();" >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check tabs and spaces as indentation (tab-in-indent: on)' '
 | |
| 	git config core.whitespace "tab-in-indent" &&
 | |
| 	echo "	                foo ();" >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'ditto, but tabwidth=1 (must be irrelevant)' '
 | |
| 	git config core.whitespace "tab-in-indent,tabwidth=1" &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check tab-in-indent and indent-with-non-tab conflict' '
 | |
| 	git config core.whitespace "tab-in-indent,indent-with-non-tab" &&
 | |
| 	echo "foo ();" >x &&
 | |
| 	test_must_fail git diff --check
 | |
| '
 | |
| 
 | |
| test_expect_success 'check tab-in-indent excluded from wildcard whitespace attribute' '
 | |
| 	git config --unset core.whitespace &&
 | |
| 	echo "x whitespace" >.gitattributes &&
 | |
| 	echo "	  foo ();" >x &&
 | |
| 	git diff --check &&
 | |
| 	rm -f .gitattributes
 | |
| '
 | |
| 
 | |
| test_expect_success 'line numbers in --check output are correct' '
 | |
| 	echo "" >x &&
 | |
| 	echo "foo(); " >>x &&
 | |
| 	git diff --check | grep "x:2:"
 | |
| '
 | |
| 
 | |
| test_expect_success 'checkdiff detects new trailing blank lines (1)' '
 | |
| 	echo "foo();" >x &&
 | |
| 	echo "" >>x &&
 | |
| 	git diff --check | grep "new blank line"
 | |
| '
 | |
| 
 | |
| test_expect_success 'checkdiff detects new trailing blank lines (2)' '
 | |
| 	{ echo a; echo b; echo; echo; } >x &&
 | |
| 	git add x &&
 | |
| 	{ echo a; echo; echo; echo; echo; } >x &&
 | |
| 	git diff --check | grep "new blank line"
 | |
| '
 | |
| 
 | |
| test_expect_success 'checkdiff allows new blank lines' '
 | |
| 	git checkout x &&
 | |
| 	mv x y &&
 | |
| 	(
 | |
| 		echo "/* This is new */" &&
 | |
| 		echo "" &&
 | |
| 		cat y
 | |
| 	) >x &&
 | |
| 	git diff --check
 | |
| '
 | |
| 
 | |
| cat <<EOF >expect
 | |
| EOF
 | |
| test_expect_success 'whitespace-only changes not reported' '
 | |
| 	git reset --hard &&
 | |
| 	echo >x "hello world" &&
 | |
| 	git add x &&
 | |
| 	git commit -m "hello 1" &&
 | |
| 	echo >x "hello  world" &&
 | |
| 	git diff -b >actual &&
 | |
| 	test_cmp expect actual
 | |
| '
 | |
| 
 | |
| cat <<EOF >expect
 | |
| diff --git a/x b/z
 | |
| similarity index NUM%
 | |
| rename from x
 | |
| rename to z
 | |
| index 380c32a..a97b785 100644
 | |
| EOF
 | |
| test_expect_success 'whitespace-only changes reported across renames' '
 | |
| 	git reset --hard &&
 | |
| 	for i in 1 2 3 4 5 6 7 8 9; do echo "$i$i$i$i$i$i"; done >x &&
 | |
| 	git add x &&
 | |
| 	git commit -m "base" &&
 | |
| 	sed -e "5s/^/ /" x >z &&
 | |
| 	git rm x &&
 | |
| 	git add z &&
 | |
| 	git diff -w -M --cached |
 | |
| 	sed -e "/^similarity index /s/[0-9][0-9]*/NUM/" >actual &&
 | |
| 	test_cmp expect actual
 | |
| '
 | |
| 
 | |
| cat >expected <<\EOF
 | |
| diff --git a/empty b/void
 | |
| similarity index 100%
 | |
| rename from empty
 | |
| rename to void
 | |
| EOF
 | |
| 
 | |
| test_expect_success 'rename empty' '
 | |
| 	git reset --hard &&
 | |
| 	>empty &&
 | |
| 	git add empty &&
 | |
| 	git commit -m empty &&
 | |
| 	git mv empty void &&
 | |
| 	git diff -w --cached -M >current &&
 | |
| 	test_cmp expected current
 | |
| '
 | |
| 
 | |
| test_expect_success 'combined diff with autocrlf conversion' '
 | |
| 
 | |
| 	git reset --hard &&
 | |
| 	echo >x hello &&
 | |
| 	git commit -m "one side" x &&
 | |
| 	git checkout HEAD^ &&
 | |
| 	echo >x goodbye &&
 | |
| 	git commit -m "the other side" x &&
 | |
| 	git config core.autocrlf true &&
 | |
| 	test_must_fail git merge master &&
 | |
| 
 | |
| 	git diff | sed -e "1,/^@@@/d" >actual &&
 | |
| 	! grep "^-" actual
 | |
| 
 | |
| '
 | |
| 
 | |
| # Start testing the colored format for whitespace checks
 | |
| 
 | |
| test_expect_success 'setup diff colors' '
 | |
| 	git config color.diff always &&
 | |
| 	git config color.diff.plain normal &&
 | |
| 	git config color.diff.meta bold &&
 | |
| 	git config color.diff.frag cyan &&
 | |
| 	git config color.diff.func normal &&
 | |
| 	git config color.diff.old red &&
 | |
| 	git config color.diff.new green &&
 | |
| 	git config color.diff.commit yellow &&
 | |
| 	git config color.diff.whitespace blue &&
 | |
| 
 | |
| 	git config core.autocrlf false
 | |
| '
 | |
| 
 | |
| test_expect_success 'diff that introduces a line with only tabs' '
 | |
| 	git config core.whitespace blank-at-eol &&
 | |
| 	git reset --hard &&
 | |
| 	echo "test" >x &&
 | |
| 	git commit -m "initial" x &&
 | |
| 	echo "{NTN}" | tr "NT" "\n\t" >>x &&
 | |
| 	git -c color.diff=always diff | test_decode_color >current &&
 | |
| 
 | |
| 	cat >expected <<-\EOF &&
 | |
| 	<BOLD>diff --git a/x b/x<RESET>
 | |
| 	<BOLD>index 9daeafb..2874b91 100644<RESET>
 | |
| 	<BOLD>--- a/x<RESET>
 | |
| 	<BOLD>+++ b/x<RESET>
 | |
| 	<CYAN>@@ -1 +1,4 @@<RESET>
 | |
| 	 test<RESET>
 | |
| 	<GREEN>+<RESET><GREEN>{<RESET>
 | |
| 	<GREEN>+<RESET><BLUE>	<RESET>
 | |
| 	<GREEN>+<RESET><GREEN>}<RESET>
 | |
| 	EOF
 | |
| 
 | |
| 	test_cmp expected current
 | |
| '
 | |
| 
 | |
| test_expect_success 'diff that introduces and removes ws breakages' '
 | |
| 	git reset --hard &&
 | |
| 	{
 | |
| 		echo "0. blank-at-eol " &&
 | |
| 		echo "1. blank-at-eol "
 | |
| 	} >x &&
 | |
| 	git commit -a --allow-empty -m preimage &&
 | |
| 	{
 | |
| 		echo "0. blank-at-eol " &&
 | |
| 		echo "1. still-blank-at-eol " &&
 | |
| 		echo "2. and a new line "
 | |
| 	} >x &&
 | |
| 
 | |
| 	git -c color.diff=always diff |
 | |
| 	test_decode_color >current &&
 | |
| 
 | |
| 	cat >expected <<-\EOF &&
 | |
| 	<BOLD>diff --git a/x b/x<RESET>
 | |
| 	<BOLD>index d0233a2..700886e 100644<RESET>
 | |
| 	<BOLD>--- a/x<RESET>
 | |
| 	<BOLD>+++ b/x<RESET>
 | |
| 	<CYAN>@@ -1,2 +1,3 @@<RESET>
 | |
| 	 0. blank-at-eol <RESET>
 | |
| 	<RED>-1. blank-at-eol <RESET>
 | |
| 	<GREEN>+<RESET><GREEN>1. still-blank-at-eol<RESET><BLUE> <RESET>
 | |
| 	<GREEN>+<RESET><GREEN>2. and a new line<RESET><BLUE> <RESET>
 | |
| 	EOF
 | |
| 
 | |
| 	test_cmp expected current
 | |
| '
 | |
| 
 | |
| test_expect_success 'the same with --ws-error-highlight' '
 | |
| 	git reset --hard &&
 | |
| 	{
 | |
| 		echo "0. blank-at-eol " &&
 | |
| 		echo "1. blank-at-eol "
 | |
| 	} >x &&
 | |
| 	git commit -a --allow-empty -m preimage &&
 | |
| 	{
 | |
| 		echo "0. blank-at-eol " &&
 | |
| 		echo "1. still-blank-at-eol " &&
 | |
| 		echo "2. and a new line "
 | |
| 	} >x &&
 | |
| 
 | |
| 	git -c color.diff=always diff --ws-error-highlight=default,old |
 | |
| 	test_decode_color >current &&
 | |
| 
 | |
| 	cat >expected <<-\EOF &&
 | |
| 	<BOLD>diff --git a/x b/x<RESET>
 | |
| 	<BOLD>index d0233a2..700886e 100644<RESET>
 | |
| 	<BOLD>--- a/x<RESET>
 | |
| 	<BOLD>+++ b/x<RESET>
 | |
| 	<CYAN>@@ -1,2 +1,3 @@<RESET>
 | |
| 	 0. blank-at-eol <RESET>
 | |
| 	<RED>-<RESET><RED>1. blank-at-eol<RESET><BLUE> <RESET>
 | |
| 	<GREEN>+<RESET><GREEN>1. still-blank-at-eol<RESET><BLUE> <RESET>
 | |
| 	<GREEN>+<RESET><GREEN>2. and a new line<RESET><BLUE> <RESET>
 | |
| 	EOF
 | |
| 
 | |
| 	test_cmp expected current &&
 | |
| 
 | |
| 	git -c color.diff=always diff --ws-error-highlight=all |
 | |
| 	test_decode_color >current &&
 | |
| 
 | |
| 	cat >expected <<-\EOF &&
 | |
| 	<BOLD>diff --git a/x b/x<RESET>
 | |
| 	<BOLD>index d0233a2..700886e 100644<RESET>
 | |
| 	<BOLD>--- a/x<RESET>
 | |
| 	<BOLD>+++ b/x<RESET>
 | |
| 	<CYAN>@@ -1,2 +1,3 @@<RESET>
 | |
| 	 <RESET>0. blank-at-eol<RESET><BLUE> <RESET>
 | |
| 	<RED>-<RESET><RED>1. blank-at-eol<RESET><BLUE> <RESET>
 | |
| 	<GREEN>+<RESET><GREEN>1. still-blank-at-eol<RESET><BLUE> <RESET>
 | |
| 	<GREEN>+<RESET><GREEN>2. and a new line<RESET><BLUE> <RESET>
 | |
| 	EOF
 | |
| 
 | |
| 	test_cmp expected current &&
 | |
| 
 | |
| 	git -c color.diff=always diff --ws-error-highlight=none |
 | |
| 	test_decode_color >current &&
 | |
| 
 | |
| 	cat >expected <<-\EOF &&
 | |
| 	<BOLD>diff --git a/x b/x<RESET>
 | |
| 	<BOLD>index d0233a2..700886e 100644<RESET>
 | |
| 	<BOLD>--- a/x<RESET>
 | |
| 	<BOLD>+++ b/x<RESET>
 | |
| 	<CYAN>@@ -1,2 +1,3 @@<RESET>
 | |
| 	 0. blank-at-eol <RESET>
 | |
| 	<RED>-1. blank-at-eol <RESET>
 | |
| 	<GREEN>+1. still-blank-at-eol <RESET>
 | |
| 	<GREEN>+2. and a new line <RESET>
 | |
| 	EOF
 | |
| 
 | |
| 	test_cmp expected current
 | |
| '
 | |
| 
 | |
| test_done
 |