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86f8c23685
"diff --check" would only detect spaces before tabs if a tab was the last character in the leading indent. Fix that and add a test case to make sure the bug doesn't regress in the future. Signed-off-by: Wincent Colaiuta <win@wincent.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
129 lines
2.1 KiB
Bash
Executable file
129 lines
2.1 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2006 Johannes E. Schindelin
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#
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test_description='Test special whitespace in diff engine.
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'
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. ./test-lib.sh
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. ../diff-lib.sh
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# 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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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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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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git diff > out
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test_expect_success "Ray's example without options" 'git diff expect out'
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git diff -w > out
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test_expect_success "Ray's example with -w" 'git diff expect out'
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git diff -b > out
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test_expect_success "Ray's example with -b" 'git diff expect out'
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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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git update-index x
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cat << 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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tr 'Q' '\015' << EOF > expect
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diff --git a/x b/x
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index d99af23..8b32fb5 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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git diff > out
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test_expect_success 'another test, without options' 'git diff expect out'
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cat << EOF > expect
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diff --git a/x b/x
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index d99af23..8b32fb5 100644
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EOF
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git diff -w > out
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test_expect_success 'another test, with -w' 'git diff expect out'
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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..8b32fb5 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 endQ
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EOF
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git diff -b > out
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test_expect_success 'another test, with -b' 'git diff expect out'
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test_expect_success 'check mixed spaces and tabs in indent' '
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# This is indented with SP HT SP.
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echo " foo();" > x &&
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git diff --check | grep "space before tab"
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'
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test_done
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