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-rwxr-xr-xt/t4015-diff-whitespace.sh261
1 files changed, 205 insertions, 56 deletions
diff --git a/t/t4015-diff-whitespace.sh b/t/t4015-diff-whitespace.sh
index 12d182dc1b..6c9a93b734 100755
--- a/t/t4015-diff-whitespace.sh
+++ b/t/t4015-diff-whitespace.sh
@@ -155,7 +155,7 @@ test_expect_success 'ignore-blank-lines: only new lines' '
" >x &&
git diff --ignore-blank-lines >out &&
>expect &&
- test_cmp out expect
+ test_cmp expect out
'
test_expect_success 'ignore-blank-lines: only new lines with space' '
@@ -165,7 +165,7 @@ test_expect_success 'ignore-blank-lines: only new lines with space' '
" >x &&
git diff -w --ignore-blank-lines >out &&
>expect &&
- test_cmp out expect
+ test_cmp expect out
'
test_expect_success 'ignore-blank-lines: after change' '
@@ -802,7 +802,6 @@ test_expect_success 'combined diff with autocrlf conversion' '
# 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 &&
@@ -821,7 +820,7 @@ test_expect_success 'diff that introduces a line with only tabs' '
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 &&
+ git diff --color | test_decode_color >current &&
cat >expected <<-\EOF &&
<BOLD>diff --git a/x b/x<RESET>
@@ -851,7 +850,7 @@ test_expect_success 'diff that introduces and removes ws breakages' '
echo "2. and a new line "
} >x &&
- git -c color.diff=always diff |
+ git diff --color |
test_decode_color >current &&
cat >expected <<-\EOF &&
@@ -923,15 +922,15 @@ test_expect_success 'ws-error-highlight test setup' '
test_expect_success 'test --ws-error-highlight option' '
- git -c color.diff=always diff --ws-error-highlight=default,old |
+ git diff --color --ws-error-highlight=default,old |
test_decode_color >current &&
test_cmp expect.default-old current &&
- git -c color.diff=always diff --ws-error-highlight=all |
+ git diff --color --ws-error-highlight=all |
test_decode_color >current &&
test_cmp expect.all current &&
- git -c color.diff=always diff --ws-error-highlight=none |
+ git diff --color --ws-error-highlight=none |
test_decode_color >current &&
test_cmp expect.none current
@@ -939,15 +938,15 @@ test_expect_success 'test --ws-error-highlight option' '
test_expect_success 'test diff.wsErrorHighlight config' '
- git -c color.diff=always -c diff.wsErrorHighlight=default,old diff |
+ git -c diff.wsErrorHighlight=default,old diff --color |
test_decode_color >current &&
test_cmp expect.default-old current &&
- git -c color.diff=always -c diff.wsErrorHighlight=all diff |
+ git -c diff.wsErrorHighlight=all diff --color |
test_decode_color >current &&
test_cmp expect.all current &&
- git -c color.diff=always -c diff.wsErrorHighlight=none diff |
+ git -c diff.wsErrorHighlight=none diff --color |
test_decode_color >current &&
test_cmp expect.none current
@@ -955,18 +954,18 @@ test_expect_success 'test diff.wsErrorHighlight config' '
test_expect_success 'option overrides diff.wsErrorHighlight' '
- git -c color.diff=always -c diff.wsErrorHighlight=none \
- diff --ws-error-highlight=default,old |
+ git -c diff.wsErrorHighlight=none \
+ diff --color --ws-error-highlight=default,old |
test_decode_color >current &&
test_cmp expect.default-old current &&
- git -c color.diff=always -c diff.wsErrorHighlight=default \
- diff --ws-error-highlight=all |
+ git -c diff.wsErrorHighlight=default \
+ diff --color --ws-error-highlight=all |
test_decode_color >current &&
test_cmp expect.all current &&
- git -c color.diff=always -c diff.wsErrorHighlight=all \
- diff --ws-error-highlight=none |
+ git -c diff.wsErrorHighlight=all \
+ diff --color --ws-error-highlight=none |
test_decode_color >current &&
test_cmp expect.none current
@@ -986,7 +985,7 @@ test_expect_success 'detect moved code, complete file' '
git mv test.c main.c &&
test_config color.diff.oldMoved "normal red" &&
test_config color.diff.newMoved "normal green" &&
- git diff HEAD --color-moved=zebra --no-renames | test_decode_color >actual &&
+ git diff HEAD --color-moved=zebra --color --no-renames | test_decode_color >actual &&
cat >expected <<-\EOF &&
<BOLD>diff --git a/main.c b/main.c<RESET>
<BOLD>new file mode 100644<RESET>
@@ -1087,7 +1086,7 @@ test_expect_success 'detect malicious moved code, inside file' '
bar();
}
EOF
- git diff HEAD --no-renames --color-moved=zebra| test_decode_color >actual &&
+ git diff HEAD --no-renames --color-moved=zebra --color | test_decode_color >actual &&
cat <<-\EOF >expected &&
<BOLD>diff --git a/main.c b/main.c<RESET>
<BOLD>index 27a619c..7cf9336 100644<RESET>
@@ -1136,7 +1135,7 @@ test_expect_success 'plain moved code, inside file' '
test_config color.diff.oldMovedAlternative "blue" &&
test_config color.diff.newMovedAlternative "yellow" &&
# needs previous test as setup
- git diff HEAD --no-renames --color-moved=plain| test_decode_color >actual &&
+ git diff HEAD --no-renames --color-moved=plain --color | test_decode_color >actual &&
cat <<-\EOF >expected &&
<BOLD>diff --git a/main.c b/main.c<RESET>
<BOLD>index 27a619c..7cf9336 100644<RESET>
@@ -1227,7 +1226,7 @@ test_expect_success 'detect permutations inside moved code -- dimmed_zebra' '
test_config color.diff.newMovedDimmed "normal cyan" &&
test_config color.diff.oldMovedAlternativeDimmed "normal blue" &&
test_config color.diff.newMovedAlternativeDimmed "normal yellow" &&
- git diff HEAD --no-renames --color-moved=dimmed_zebra |
+ git diff HEAD --no-renames --color-moved=dimmed_zebra --color |
grep -v "index" |
test_decode_color >actual &&
cat <<-\EOF >expected &&
@@ -1271,7 +1270,7 @@ test_expect_success 'cmd option assumes configured colored-moved' '
test_config color.diff.oldMovedAlternativeDimmed "normal blue" &&
test_config color.diff.newMovedAlternativeDimmed "normal yellow" &&
test_config diff.colorMoved zebra &&
- git diff HEAD --no-renames --color-moved |
+ git diff HEAD --no-renames --color-moved --color |
grep -v "index" |
test_decode_color >actual &&
cat <<-\EOF >expected &&
@@ -1319,73 +1318,223 @@ test_expect_success 'no effect from --color-moved with --word-diff' '
test_cmp expect actual
'
-test_expect_success 'move detection ignoring whitespace ' '
+test_expect_success 'set up whitespace tests' '
git reset --hard &&
- cat <<\EOF >lines.txt &&
-line 1
-line 2
-line 3
-line 4
-long line 5
-long line 6
-long line 7
-EOF
- git add lines.txt &&
- git commit -m "add poetry" &&
- cat <<\EOF >lines.txt &&
- long line 5
+ # Note that these lines have no leading or trailing whitespace.
+ cat <<-\EOF >lines.txt &&
+ line 1
+ line 2
+ line 3
+ line 4
+ line 5
long line 6
long line 7
-line 1
-line 2
-line 3
-line 4
-EOF
- test_config color.diff.oldMoved "magenta" &&
- test_config color.diff.newMoved "cyan" &&
- git diff HEAD --no-renames --color-moved |
+ long line 8
+ long line 9
+ EOF
+ git add lines.txt &&
+ git commit -m "add poetry" &&
+ git config color.diff.oldMoved "magenta" &&
+ git config color.diff.newMoved "cyan"
+'
+
+test_expect_success 'move detection ignoring whitespace ' '
+ q_to_tab <<-\EOF >lines.txt &&
+ Qlong line 6
+ Qlong line 7
+ Qlong line 8
+ Qchanged long line 9
+ line 1
+ line 2
+ line 3
+ line 4
+ line 5
+ EOF
+ git diff HEAD --no-renames --color-moved --color |
grep -v "index" |
test_decode_color >actual &&
cat <<-\EOF >expected &&
<BOLD>diff --git a/lines.txt b/lines.txt<RESET>
<BOLD>--- a/lines.txt<RESET>
<BOLD>+++ b/lines.txt<RESET>
- <CYAN>@@ -1,7 +1,7 @@<RESET>
- <GREEN>+<RESET> <GREEN>long line 5<RESET>
+ <CYAN>@@ -1,9 +1,9 @@<RESET>
<GREEN>+<RESET> <GREEN>long line 6<RESET>
<GREEN>+<RESET> <GREEN>long line 7<RESET>
+ <GREEN>+<RESET> <GREEN>long line 8<RESET>
+ <GREEN>+<RESET> <GREEN>changed long line 9<RESET>
line 1<RESET>
line 2<RESET>
line 3<RESET>
line 4<RESET>
- <RED>-long line 5<RESET>
+ line 5<RESET>
<RED>-long line 6<RESET>
<RED>-long line 7<RESET>
+ <RED>-long line 8<RESET>
+ <RED>-long line 9<RESET>
EOF
test_cmp expected actual &&
- git diff HEAD --no-renames -w --color-moved |
+ git diff HEAD --no-renames -w --color-moved --color |
grep -v "index" |
test_decode_color >actual &&
cat <<-\EOF >expected &&
<BOLD>diff --git a/lines.txt b/lines.txt<RESET>
<BOLD>--- a/lines.txt<RESET>
<BOLD>+++ b/lines.txt<RESET>
- <CYAN>@@ -1,7 +1,7 @@<RESET>
- <CYAN>+<RESET> <CYAN>long line 5<RESET>
+ <CYAN>@@ -1,9 +1,9 @@<RESET>
<CYAN>+<RESET> <CYAN>long line 6<RESET>
<CYAN>+<RESET> <CYAN>long line 7<RESET>
+ <CYAN>+<RESET> <CYAN>long line 8<RESET>
+ <GREEN>+<RESET> <GREEN>changed long line 9<RESET>
+ line 1<RESET>
+ line 2<RESET>
+ line 3<RESET>
+ line 4<RESET>
+ line 5<RESET>
+ <MAGENTA>-long line 6<RESET>
+ <MAGENTA>-long line 7<RESET>
+ <MAGENTA>-long line 8<RESET>
+ <RED>-long line 9<RESET>
+ EOF
+ test_cmp expected actual
+'
+
+test_expect_success 'move detection ignoring whitespace changes' '
+ git reset --hard &&
+ # Lines 6-8 have a space change, but 9 is new whitespace
+ q_to_tab <<-\EOF >lines.txt &&
+ longQline 6
+ longQline 7
+ longQline 8
+ long liQne 9
+ line 1
+ line 2
+ line 3
+ line 4
+ line 5
+ EOF
+
+ git diff HEAD --no-renames --color-moved --color |
+ grep -v "index" |
+ test_decode_color >actual &&
+ cat <<-\EOF >expected &&
+ <BOLD>diff --git a/lines.txt b/lines.txt<RESET>
+ <BOLD>--- a/lines.txt<RESET>
+ <BOLD>+++ b/lines.txt<RESET>
+ <CYAN>@@ -1,9 +1,9 @@<RESET>
+ <GREEN>+<RESET><GREEN>long line 6<RESET>
+ <GREEN>+<RESET><GREEN>long line 7<RESET>
+ <GREEN>+<RESET><GREEN>long line 8<RESET>
+ <GREEN>+<RESET><GREEN>long li ne 9<RESET>
+ line 1<RESET>
+ line 2<RESET>
+ line 3<RESET>
+ line 4<RESET>
+ line 5<RESET>
+ <RED>-long line 6<RESET>
+ <RED>-long line 7<RESET>
+ <RED>-long line 8<RESET>
+ <RED>-long line 9<RESET>
+ EOF
+ test_cmp expected actual &&
+
+ git diff HEAD --no-renames -b --color-moved --color |
+ grep -v "index" |
+ test_decode_color >actual &&
+ cat <<-\EOF >expected &&
+ <BOLD>diff --git a/lines.txt b/lines.txt<RESET>
+ <BOLD>--- a/lines.txt<RESET>
+ <BOLD>+++ b/lines.txt<RESET>
+ <CYAN>@@ -1,9 +1,9 @@<RESET>
+ <CYAN>+<RESET><CYAN>long line 6<RESET>
+ <CYAN>+<RESET><CYAN>long line 7<RESET>
+ <CYAN>+<RESET><CYAN>long line 8<RESET>
+ <GREEN>+<RESET><GREEN>long li ne 9<RESET>
line 1<RESET>
line 2<RESET>
line 3<RESET>
line 4<RESET>
- <MAGENTA>-long line 5<RESET>
+ line 5<RESET>
<MAGENTA>-long line 6<RESET>
<MAGENTA>-long line 7<RESET>
+ <MAGENTA>-long line 8<RESET>
+ <RED>-long line 9<RESET>
EOF
test_cmp expected actual
'
+test_expect_success 'move detection ignoring whitespace at eol' '
+ git reset --hard &&
+ # Lines 6-9 have new eol whitespace, but 9 also has it in the middle
+ q_to_tab <<-\EOF >lines.txt &&
+ long line 6Q
+ long line 7Q
+ long line 8Q
+ longQline 9Q
+ line 1
+ line 2
+ line 3
+ line 4
+ line 5
+ EOF
+
+ # avoid cluttering the output with complaints about our eol whitespace
+ test_config core.whitespace -blank-at-eol &&
+
+ git diff HEAD --no-renames --color-moved --color |
+ grep -v "index" |
+ test_decode_color >actual &&
+ cat <<-\EOF >expected &&
+ <BOLD>diff --git a/lines.txt b/lines.txt<RESET>
+ <BOLD>--- a/lines.txt<RESET>
+ <BOLD>+++ b/lines.txt<RESET>
+ <CYAN>@@ -1,9 +1,9 @@<RESET>
+ <GREEN>+<RESET><GREEN>long line 6 <RESET>
+ <GREEN>+<RESET><GREEN>long line 7 <RESET>
+ <GREEN>+<RESET><GREEN>long line 8 <RESET>
+ <GREEN>+<RESET><GREEN>long line 9 <RESET>
+ line 1<RESET>
+ line 2<RESET>
+ line 3<RESET>
+ line 4<RESET>
+ line 5<RESET>
+ <RED>-long line 6<RESET>
+ <RED>-long line 7<RESET>
+ <RED>-long line 8<RESET>
+ <RED>-long line 9<RESET>
+ EOF
+ test_cmp expected actual &&
+
+ git diff HEAD --no-renames --ignore-space-at-eol --color-moved --color |
+ grep -v "index" |
+ test_decode_color >actual &&
+ cat <<-\EOF >expected &&
+ <BOLD>diff --git a/lines.txt b/lines.txt<RESET>
+ <BOLD>--- a/lines.txt<RESET>
+ <BOLD>+++ b/lines.txt<RESET>
+ <CYAN>@@ -1,9 +1,9 @@<RESET>
+ <CYAN>+<RESET><CYAN>long line 6 <RESET>
+ <CYAN>+<RESET><CYAN>long line 7 <RESET>
+ <CYAN>+<RESET><CYAN>long line 8 <RESET>
+ <GREEN>+<RESET><GREEN>long line 9 <RESET>
+ line 1<RESET>
+ line 2<RESET>
+ line 3<RESET>
+ line 4<RESET>
+ line 5<RESET>
+ <MAGENTA>-long line 6<RESET>
+ <MAGENTA>-long line 7<RESET>
+ <MAGENTA>-long line 8<RESET>
+ <RED>-long line 9<RESET>
+ EOF
+ test_cmp expected actual
+'
+
+test_expect_success 'clean up whitespace-test colors' '
+ git config --unset color.diff.oldMoved &&
+ git config --unset color.diff.newMoved
+'
+
test_expect_success '--color-moved block at end of diff output respects MIN_ALNUM_COUNT' '
git reset --hard &&
>bar &&
@@ -1403,7 +1552,7 @@ test_expect_success '--color-moved block at end of diff output respects MIN_ALNU
irrelevant_line
EOF
- git diff HEAD --color-moved=zebra --no-renames |
+ git diff HEAD --color-moved=zebra --color --no-renames |
grep -v "index" |
test_decode_color >actual &&
cat >expected <<-\EOF &&
@@ -1442,7 +1591,7 @@ test_expect_success '--color-moved respects MIN_ALNUM_COUNT' '
nineteen chars 456789
EOF
- git diff HEAD --color-moved=zebra --no-renames |
+ git diff HEAD --color-moved=zebra --color --no-renames |
grep -v "index" |
test_decode_color >actual &&
cat >expected <<-\EOF &&
@@ -1485,7 +1634,7 @@ test_expect_success '--color-moved treats adjacent blocks as separate for MIN_AL
7charsA
EOF
- git diff HEAD --color-moved=zebra --no-renames | grep -v "index" | test_decode_color >actual &&
+ git diff HEAD --color-moved=zebra --color --no-renames | grep -v "index" | test_decode_color >actual &&
cat >expected <<-\EOF &&
<BOLD>diff --git a/bar b/bar<RESET>
<BOLD>--- a/bar<RESET>
@@ -1519,7 +1668,7 @@ test_expect_success 'move detection with submodules' '
echo foul >bananas/recipe &&
echo ripe >fruit.t &&
- git diff --submodule=diff --color-moved >actual &&
+ git diff --submodule=diff --color-moved --color >actual &&
# no move detection as the moved line is across repository boundaries.
test_decode_color <actual >decoded_actual &&
@@ -1527,7 +1676,7 @@ test_expect_success 'move detection with submodules' '
! grep BRED decoded_actual &&
# nor did we mess with it another way
- git diff --submodule=diff | test_decode_color >expect &&
+ git diff --submodule=diff --color | test_decode_color >expect &&
test_cmp expect decoded_actual
'