<BOLD;MAGENTA>-a long line to exceed per-line minimum<RESET>
<BOLD;MAGENTA>-another long line to exceed per-line minimum<RESET>
<RED>-original file<RESET>
- <BOLD;YELLOW>+<RESET>Q<BOLD;YELLOW>a long line to exceed per-line minimum<RESET>
- <BOLD;YELLOW>+<RESET>Q<BOLD;YELLOW>another long line to exceed per-line minimum<RESET>
+ <BOLD;CYAN>+<RESET>Q<BOLD;CYAN>a long line to exceed per-line minimum<RESET>
+ <BOLD;CYAN>+<RESET>Q<BOLD;CYAN>another long line to exceed per-line minimum<RESET>
<GREEN>+<RESET><GREEN>new file<RESET>
EOF
test_cmp expected actual
QQQthat has similar lines
QQQto previous blocks, but with different indent
QQQYetQAnotherQoutlierQ
+ QLine with internal w h i t e s p a c e change
EOF
git add text.txt &&
QQthat has similar lines
QQto previous blocks, but with different indent
QQYetQAnotherQoutlier
+ QLine with internal whitespace change
EOF
git diff --color --color-moved --color-moved-ws=allow-indentation-change >actual.raw &&
<BOLD>diff --git a/text.txt b/text.txt<RESET>
<BOLD>--- a/text.txt<RESET>
<BOLD>+++ b/text.txt<RESET>
- <CYAN>@@ -1,14 +1,14 @@<RESET>
+ <CYAN>@@ -1,15 +1,15 @@<RESET>
<BOLD;MAGENTA>-QIndented<RESET>
<BOLD;MAGENTA>-QText across<RESET>
<BOLD;MAGENTA>-Qsome lines<RESET>
<BOLD;MAGENTA>-QQQthat has similar lines<RESET>
<BOLD;MAGENTA>-QQQto previous blocks, but with different indent<RESET>
<RED>-QQQYetQAnotherQoutlierQ<RESET>
+ <RED>-QLine with internal w h i t e s p a c e change<RESET>
<BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>Indented<RESET>
<BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>Text across<RESET>
<BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>some lines<RESET>
<BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>that has similar lines<RESET>
<BOLD;CYAN>+<RESET>QQ<BOLD;CYAN>to previous blocks, but with different indent<RESET>
<GREEN>+<RESET>QQ<GREEN>YetQAnotherQoutlier<RESET>
+ <GREEN>+<RESET>Q<GREEN>Line with internal whitespace change<RESET>
EOF
test_cmp expected actual
'
+test_expect_success 'bogus settings in move detection erroring out' '
+ test_must_fail git diff --color-moved=bogus 2>err &&
+ test_i18ngrep "must be one of" err &&
+ test_i18ngrep bogus err &&
+
+ test_must_fail git -c diff.colormoved=bogus diff 2>err &&
+ test_i18ngrep "must be one of" err &&
+ test_i18ngrep "from command-line config" err &&
+
+ test_must_fail git diff --color-moved-ws=bogus 2>err &&
+ test_i18ngrep "possible values" err &&
+ test_i18ngrep bogus err &&
+
+ test_must_fail git -c diff.colormovedws=bogus diff 2>err &&
+ test_i18ngrep "possible values" err &&
+ test_i18ngrep "from command-line config" err
+'
+
test_expect_success 'compare whitespace delta incompatible with other space options' '
test_must_fail git diff \
--color-moved-ws=allow-indentation-change,ignore-all-space \
test_i18ngrep allow-indentation-change err
'
+EMPTY=''
+test_expect_success 'compare mixed whitespace delta across moved blocks' '
+
+ git reset --hard &&
+ tr Q_ "\t " <<-EOF >text.txt &&
+ ${EMPTY}
+ ____too short without
+ ${EMPTY}
+ ___being grouped across blank line
+ ${EMPTY}
+ context
+ lines
+ to
+ anchor
+ ____Indented text to
+ _Q____be further indented by four spaces across
+ ____Qseveral lines
+ QQ____These two lines have had their
+ ____indentation reduced by four spaces
+ Qdifferent indentation change
+ ____too short
+ EOF
+
+ git add text.txt &&
+ git commit -m "add text.txt" &&
+
+ tr Q_ "\t " <<-EOF >text.txt &&
+ context
+ lines
+ to
+ anchor
+ QIndented text to
+ QQbe further indented by four spaces across
+ Q____several lines
+ ${EMPTY}
+ QQtoo short without
+ ${EMPTY}
+ Q_______being grouped across blank line
+ ${EMPTY}
+ Q_QThese two lines have had their
+ indentation reduced by four spaces
+ QQdifferent indentation change
+ __Qtoo short
+ EOF
+
+ git -c color.diff.whitespace="normal red" \
+ -c core.whitespace=space-before-tab \
+ diff --color --color-moved --ws-error-highlight=all \
+ --color-moved-ws=allow-indentation-change >actual.raw &&
+ grep -v "index" actual.raw | test_decode_color >actual &&
+
+ cat <<-\EOF >expected &&
+ <BOLD>diff --git a/text.txt b/text.txt<RESET>
+ <BOLD>--- a/text.txt<RESET>
+ <BOLD>+++ b/text.txt<RESET>
+ <CYAN>@@ -1,16 +1,16 @@<RESET>
+ <BOLD;MAGENTA>-<RESET>
+ <BOLD;MAGENTA>-<RESET><BOLD;MAGENTA> too short without<RESET>
+ <BOLD;MAGENTA>-<RESET>
+ <BOLD;MAGENTA>-<RESET><BOLD;MAGENTA> being grouped across blank line<RESET>
+ <BOLD;MAGENTA>-<RESET>
+ <RESET>context<RESET>
+ <RESET>lines<RESET>
+ <RESET>to<RESET>
+ <RESET>anchor<RESET>
+ <BOLD;MAGENTA>-<RESET><BOLD;MAGENTA> Indented text to<RESET>
+ <BOLD;MAGENTA>-<RESET><BRED> <RESET> <BOLD;MAGENTA> be further indented by four spaces across<RESET>
+ <BOLD;MAGENTA>-<RESET><BRED> <RESET> <BOLD;MAGENTA>several lines<RESET>
+ <BOLD;BLUE>-<RESET> <BOLD;BLUE> These two lines have had their<RESET>
+ <BOLD;BLUE>-<RESET><BOLD;BLUE> indentation reduced by four spaces<RESET>
+ <BOLD;MAGENTA>-<RESET> <BOLD;MAGENTA>different indentation change<RESET>
+ <RED>-<RESET><RED> too short<RESET>
+ <BOLD;CYAN>+<RESET> <BOLD;CYAN>Indented text to<RESET>
+ <BOLD;CYAN>+<RESET> <BOLD;CYAN>be further indented by four spaces across<RESET>
+ <BOLD;CYAN>+<RESET> <BOLD;CYAN> several lines<RESET>
+ <BOLD;YELLOW>+<RESET>
+ <BOLD;YELLOW>+<RESET> <BOLD;YELLOW>too short without<RESET>
+ <BOLD;YELLOW>+<RESET>
+ <BOLD;YELLOW>+<RESET> <BOLD;YELLOW> being grouped across blank line<RESET>
+ <BOLD;YELLOW>+<RESET>
+ <BOLD;CYAN>+<RESET> <BRED> <RESET> <BOLD;CYAN>These two lines have had their<RESET>
+ <BOLD;CYAN>+<RESET><BOLD;CYAN>indentation reduced by four spaces<RESET>
+ <BOLD;YELLOW>+<RESET> <BOLD;YELLOW>different indentation change<RESET>
+ <GREEN>+<RESET><BRED> <RESET> <GREEN>too short<RESET>
+ EOF
+
+ test_cmp expected actual
+'
+
+# Note that the "6" in the expected hunk header below is funny, since we only
+# show 5 lines (the missing one was blank and thus ignored). This is how
+# --ignore-blank-lines behaves even without --function-context, and this test
+# is just checking the interaction of the two features. Don't take it as an
+# endorsement of that output.
+test_expect_success 'combine --ignore-blank-lines with --function-context' '
+ test_write_lines 1 "" 2 3 4 5 >a &&
+ test_write_lines 1 2 3 4 >b &&
+ test_must_fail git diff --no-index \
+ --ignore-blank-lines --function-context a b >actual.raw &&
+ sed -n "/@@/,\$p" <actual.raw >actual &&
+ cat <<-\EOF >expect &&
+ @@ -1,6 +1,4 @@
+ 1
+ 2
+ 3
+ 4
+ -5
+ EOF
+ test_cmp expect actual
+'
+
test_done