revert(3p/git): Revert merge of git upstream at v2.26.2 r/852

This causes cgit to serve error pages, which is undesirable.

This reverts commit 5229c9b232de5bfa959ad6ebbb4c8192ac513352, reversing
changes made to f2b211131f2347342dde63975b09cf603149f1a3.

1 files changed, 47 insertions, 292 deletions

diff --git a/third_party/git/t/t4214-log-graph-octopus.sh b/third_party/git/t/t4214-log-graph-octopus.sh
index a080325098..dab96c89aa 100755
--- a/third_party/git/t/t4214-log-graph-octopus.sh
+++ b/third_party/git/t/t4214-log-graph-octopus.sh
@@ -3,86 +3,82 @@
 test_description='git log --graph of skewed left octopus merge.'
 
 . ./test-lib.sh
-. "$TEST_DIRECTORY"/lib-log-graph.sh
-
-test_cmp_graph () {
-	cat >expect &&
-	lib_test_cmp_graph --color=never --date-order --format=%s "$@"
-}
-
-test_cmp_colored_graph () {
-	lib_test_cmp_colored_graph --date-order --format=%s "$@"
-}
 
 test_expect_success 'set up merge history' '
-	test_commit initial &&
-	for i in 1 2 3 4 ; do
-		git checkout master -b $i || return $?
-		# Make tag name different from branch name, to avoid
-		# ambiguity error when calling checkout.
-		test_commit $i $i $i tag$i || return $?
-	done &&
-	git checkout 1 -b merge &&
-	test_merge octopus-merge 1 2 3 4 &&
-	test_commit after-merge &&
-	git checkout 1 -b L &&
-	test_commit left &&
-	git checkout 4 -b crossover &&
-	test_commit after-4 &&
-	git checkout initial -b more-L &&
-	test_commit after-initial
-'
-
-test_expect_success 'log --graph with tricky octopus merge, no color' '
-	test_cmp_graph left octopus-merge <<-\EOF
+	cat >expect.uncolored <<-\EOF &&
 	* left
-	| *-.   octopus-merge
-	|/|\ \
+	| *---.   octopus-merge
+	| |\ \ \
+	|/ / / /
 	| | | * 4
 	| | * | 3
 	| | |/
-	| * / 2
+	| * | 2
 	| |/
-	* / 1
+	* | 1
 	|/
 	* initial
 	EOF
-'
-
-test_expect_success 'log --graph with tricky octopus merge with colors' '
-	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
 	cat >expect.colors <<-\EOF &&
 	* left
-	<RED>|<RESET> *<MAGENTA>-<RESET><MAGENTA>.<RESET>   octopus-merge
-	<RED>|<RESET><RED>/<RESET><YELLOW>|<RESET><BLUE>\<RESET> <MAGENTA>\<RESET>
+	<RED>|<RESET> *<BLUE>-<RESET><BLUE>-<RESET><MAGENTA>-<RESET><MAGENTA>.<RESET>   octopus-merge
+	<RED>|<RESET> <RED>|<RESET><YELLOW>\<RESET> <BLUE>\<RESET> <MAGENTA>\<RESET>
+	<RED>|<RESET><RED>/<RESET> <YELLOW>/<RESET> <BLUE>/<RESET> <MAGENTA>/<RESET>
 	<RED>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET> * 4
 	<RED>|<RESET> <YELLOW>|<RESET> * <MAGENTA>|<RESET> 3
 	<RED>|<RESET> <YELLOW>|<RESET> <MAGENTA>|<RESET><MAGENTA>/<RESET>
-	<RED>|<RESET> * <MAGENTA>/<RESET> 2
+	<RED>|<RESET> * <MAGENTA>|<RESET> 2
 	<RED>|<RESET> <MAGENTA>|<RESET><MAGENTA>/<RESET>
-	* <MAGENTA>/<RESET> 1
+	* <MAGENTA>|<RESET> 1
 	<MAGENTA>|<RESET><MAGENTA>/<RESET>
 	* initial
 	EOF
-	test_cmp_colored_graph left octopus-merge
+	test_commit initial &&
+	for i in 1 2 3 4 ; do
+		git checkout master -b $i || return $?
+		# Make tag name different from branch name, to avoid
+		# ambiguity error when calling checkout.
+		test_commit $i $i $i tag$i || return $?
+	done &&
+	git checkout 1 -b merge &&
+	test_tick &&
+	git merge -m octopus-merge 1 2 3 4 &&
+	git checkout 1 -b L &&
+	test_commit left
+'
+
+test_expect_success 'log --graph with tricky octopus merge with colors' '
+	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
+	git log --color=always --graph --date-order --pretty=tformat:%s --all >actual.colors.raw &&
+	test_decode_color <actual.colors.raw | sed "s/ *\$//" >actual.colors &&
+	test_cmp expect.colors actual.colors
+'
+
+test_expect_success 'log --graph with tricky octopus merge, no color' '
+	git log --color=never --graph --date-order --pretty=tformat:%s --all >actual.raw &&
+	sed "s/ *\$//" actual.raw >actual &&
+	test_cmp expect.uncolored actual
 '
 
 # Repeat the previous two tests with "normal" octopus merge (i.e.,
 # without the first parent skewing to the "left" branch column).
 
 test_expect_success 'log --graph with normal octopus merge, no color' '
-	test_cmp_graph octopus-merge <<-\EOF
+	cat >expect.uncolored <<-\EOF &&
 	*---.   octopus-merge
 	|\ \ \
 	| | | * 4
 	| | * | 3
 	| | |/
-	| * / 2
+	| * | 2
 	| |/
-	* / 1
+	* | 1
 	|/
 	* initial
 	EOF
+	git log --color=never --graph --date-order --pretty=tformat:%s merge >actual.raw &&
+	sed "s/ *\$//" actual.raw >actual &&
+	test_cmp expect.uncolored actual
 '
 
 test_expect_success 'log --graph with normal octopus merge with colors' '
@@ -92,256 +88,15 @@ test_expect_success 'log --graph with normal octopus merge with colors' '
 	<RED>|<RESET> <GREEN>|<RESET> <YELLOW>|<RESET> * 4
 	<RED>|<RESET> <GREEN>|<RESET> * <BLUE>|<RESET> 3
 	<RED>|<RESET> <GREEN>|<RESET> <BLUE>|<RESET><BLUE>/<RESET>
-	<RED>|<RESET> * <BLUE>/<RESET> 2
+	<RED>|<RESET> * <BLUE>|<RESET> 2
 	<RED>|<RESET> <BLUE>|<RESET><BLUE>/<RESET>
-	* <BLUE>/<RESET> 1
+	* <BLUE>|<RESET> 1
 	<BLUE>|<RESET><BLUE>/<RESET>
 	* initial
 	EOF
 	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
-	test_cmp_colored_graph octopus-merge
+	git log --color=always --graph --date-order --pretty=tformat:%s merge >actual.colors.raw &&
+	test_decode_color <actual.colors.raw | sed "s/ *\$//" >actual.colors &&
+	test_cmp expect.colors actual.colors
 '
-
-test_expect_success 'log --graph with normal octopus merge and child, no color' '
-	test_cmp_graph after-merge <<-\EOF
-	* after-merge
-	*---.   octopus-merge
-	|\ \ \
-	| | | * 4
-	| | * | 3
-	| | |/
-	| * / 2
-	| |/
-	* / 1
-	|/
-	* initial
-	EOF
-'
-
-test_expect_success 'log --graph with normal octopus and child merge with colors' '
-	cat >expect.colors <<-\EOF &&
-	* after-merge
-	*<BLUE>-<RESET><BLUE>-<RESET><MAGENTA>-<RESET><MAGENTA>.<RESET>   octopus-merge
-	<GREEN>|<RESET><YELLOW>\<RESET> <BLUE>\<RESET> <MAGENTA>\<RESET>
-	<GREEN>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET> * 4
-	<GREEN>|<RESET> <YELLOW>|<RESET> * <MAGENTA>|<RESET> 3
-	<GREEN>|<RESET> <YELLOW>|<RESET> <MAGENTA>|<RESET><MAGENTA>/<RESET>
-	<GREEN>|<RESET> * <MAGENTA>/<RESET> 2
-	<GREEN>|<RESET> <MAGENTA>|<RESET><MAGENTA>/<RESET>
-	* <MAGENTA>/<RESET> 1
-	<MAGENTA>|<RESET><MAGENTA>/<RESET>
-	* initial
-	EOF
-	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
-	test_cmp_colored_graph after-merge
-'
-
-test_expect_success 'log --graph with tricky octopus merge and its child, no color' '
-	test_cmp_graph left after-merge <<-\EOF
-	* left
-	| * after-merge
-	| *-.   octopus-merge
-	|/|\ \
-	| | | * 4
-	| | * | 3
-	| | |/
-	| * / 2
-	| |/
-	* / 1
-	|/
-	* initial
-	EOF
-'
-
-test_expect_success 'log --graph with tricky octopus merge and its child with colors' '
-	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
-	cat >expect.colors <<-\EOF &&
-	* left
-	<RED>|<RESET> * after-merge
-	<RED>|<RESET> *<CYAN>-<RESET><CYAN>.<RESET>   octopus-merge
-	<RED>|<RESET><RED>/<RESET><BLUE>|<RESET><MAGENTA>\<RESET> <CYAN>\<RESET>
-	<RED>|<RESET> <BLUE>|<RESET> <MAGENTA>|<RESET> * 4
-	<RED>|<RESET> <BLUE>|<RESET> * <CYAN>|<RESET> 3
-	<RED>|<RESET> <BLUE>|<RESET> <CYAN>|<RESET><CYAN>/<RESET>
-	<RED>|<RESET> * <CYAN>/<RESET> 2
-	<RED>|<RESET> <CYAN>|<RESET><CYAN>/<RESET>
-	* <CYAN>/<RESET> 1
-	<CYAN>|<RESET><CYAN>/<RESET>
-	* initial
-	EOF
-	test_cmp_colored_graph left after-merge
-'
-
-test_expect_success 'log --graph with crossover in octopus merge, no color' '
-	test_cmp_graph after-4 octopus-merge <<-\EOF
-	* after-4
-	| *---.   octopus-merge
-	| |\ \ \
-	| |_|_|/
-	|/| | |
-	* | | | 4
-	| | | * 3
-	| |_|/
-	|/| |
-	| | * 2
-	| |/
-	|/|
-	| * 1
-	|/
-	* initial
-	EOF
-'
-
-test_expect_success 'log --graph with crossover in octopus merge with colors' '
-	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
-	cat >expect.colors <<-\EOF &&
-	* after-4
-	<RED>|<RESET> *<BLUE>-<RESET><BLUE>-<RESET><RED>-<RESET><RED>.<RESET>   octopus-merge
-	<RED>|<RESET> <GREEN>|<RESET><YELLOW>\<RESET> <BLUE>\<RESET> <RED>\<RESET>
-	<RED>|<RESET> <GREEN>|<RESET><RED>_<RESET><YELLOW>|<RESET><RED>_<RESET><BLUE>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><GREEN>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET>
-	* <GREEN>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET> 4
-	<MAGENTA>|<RESET> <GREEN>|<RESET> <YELLOW>|<RESET> * 3
-	<MAGENTA>|<RESET> <GREEN>|<RESET><MAGENTA>_<RESET><YELLOW>|<RESET><MAGENTA>/<RESET>
-	<MAGENTA>|<RESET><MAGENTA>/<RESET><GREEN>|<RESET> <YELLOW>|<RESET>
-	<MAGENTA>|<RESET> <GREEN>|<RESET> * 2
-	<MAGENTA>|<RESET> <GREEN>|<RESET><MAGENTA>/<RESET>
-	<MAGENTA>|<RESET><MAGENTA>/<RESET><GREEN>|<RESET>
-	<MAGENTA>|<RESET> * 1
-	<MAGENTA>|<RESET><MAGENTA>/<RESET>
-	* initial
-	EOF
-	test_cmp_colored_graph after-4 octopus-merge
-'
-
-test_expect_success 'log --graph with crossover in octopus merge and its child, no color' '
-	test_cmp_graph after-4 after-merge <<-\EOF
-	* after-4
-	| * after-merge
-	| *---.   octopus-merge
-	| |\ \ \
-	| |_|_|/
-	|/| | |
-	* | | | 4
-	| | | * 3
-	| |_|/
-	|/| |
-	| | * 2
-	| |/
-	|/|
-	| * 1
-	|/
-	* initial
-	EOF
-'
-
-test_expect_success 'log --graph with crossover in octopus merge and its child with colors' '
-	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
-	cat >expect.colors <<-\EOF &&
-	* after-4
-	<RED>|<RESET> * after-merge
-	<RED>|<RESET> *<MAGENTA>-<RESET><MAGENTA>-<RESET><RED>-<RESET><RED>.<RESET>   octopus-merge
-	<RED>|<RESET> <YELLOW>|<RESET><BLUE>\<RESET> <MAGENTA>\<RESET> <RED>\<RESET>
-	<RED>|<RESET> <YELLOW>|<RESET><RED>_<RESET><BLUE>|<RESET><RED>_<RESET><MAGENTA>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><YELLOW>|<RESET> <BLUE>|<RESET> <MAGENTA>|<RESET>
-	* <YELLOW>|<RESET> <BLUE>|<RESET> <MAGENTA>|<RESET> 4
-	<CYAN>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET> * 3
-	<CYAN>|<RESET> <YELLOW>|<RESET><CYAN>_<RESET><BLUE>|<RESET><CYAN>/<RESET>
-	<CYAN>|<RESET><CYAN>/<RESET><YELLOW>|<RESET> <BLUE>|<RESET>
-	<CYAN>|<RESET> <YELLOW>|<RESET> * 2
-	<CYAN>|<RESET> <YELLOW>|<RESET><CYAN>/<RESET>
-	<CYAN>|<RESET><CYAN>/<RESET><YELLOW>|<RESET>
-	<CYAN>|<RESET> * 1
-	<CYAN>|<RESET><CYAN>/<RESET>
-	* initial
-	EOF
-	test_cmp_colored_graph after-4 after-merge
-'
-
-test_expect_success 'log --graph with unrelated commit and octopus tip, no color' '
-	test_cmp_graph after-initial octopus-merge <<-\EOF
-	* after-initial
-	| *---.   octopus-merge
-	| |\ \ \
-	| | | | * 4
-	| |_|_|/
-	|/| | |
-	| | | * 3
-	| |_|/
-	|/| |
-	| | * 2
-	| |/
-	|/|
-	| * 1
-	|/
-	* initial
-	EOF
-'
-
-test_expect_success 'log --graph with unrelated commit and octopus tip with colors' '
-	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
-	cat >expect.colors <<-\EOF &&
-	* after-initial
-	<RED>|<RESET> *<BLUE>-<RESET><BLUE>-<RESET><MAGENTA>-<RESET><MAGENTA>.<RESET>   octopus-merge
-	<RED>|<RESET> <GREEN>|<RESET><YELLOW>\<RESET> <BLUE>\<RESET> <MAGENTA>\<RESET>
-	<RED>|<RESET> <GREEN>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET> * 4
-	<RED>|<RESET> <GREEN>|<RESET><RED>_<RESET><YELLOW>|<RESET><RED>_<RESET><BLUE>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><GREEN>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET>
-	<RED>|<RESET> <GREEN>|<RESET> <YELLOW>|<RESET> * 3
-	<RED>|<RESET> <GREEN>|<RESET><RED>_<RESET><YELLOW>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><GREEN>|<RESET> <YELLOW>|<RESET>
-	<RED>|<RESET> <GREEN>|<RESET> * 2
-	<RED>|<RESET> <GREEN>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><GREEN>|<RESET>
-	<RED>|<RESET> * 1
-	<RED>|<RESET><RED>/<RESET>
-	* initial
-	EOF
-	test_cmp_colored_graph after-initial octopus-merge
-'
-
-test_expect_success 'log --graph with unrelated commit and octopus child, no color' '
-	test_cmp_graph after-initial after-merge <<-\EOF
-	* after-initial
-	| * after-merge
-	| *---.   octopus-merge
-	| |\ \ \
-	| | | | * 4
-	| |_|_|/
-	|/| | |
-	| | | * 3
-	| |_|/
-	|/| |
-	| | * 2
-	| |/
-	|/|
-	| * 1
-	|/
-	* initial
-	EOF
-'
-
-test_expect_success 'log --graph with unrelated commit and octopus child with colors' '
-	test_config log.graphColors red,green,yellow,blue,magenta,cyan &&
-	cat >expect.colors <<-\EOF &&
-	* after-initial
-	<RED>|<RESET> * after-merge
-	<RED>|<RESET> *<MAGENTA>-<RESET><MAGENTA>-<RESET><CYAN>-<RESET><CYAN>.<RESET>   octopus-merge
-	<RED>|<RESET> <YELLOW>|<RESET><BLUE>\<RESET> <MAGENTA>\<RESET> <CYAN>\<RESET>
-	<RED>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET> <MAGENTA>|<RESET> * 4
-	<RED>|<RESET> <YELLOW>|<RESET><RED>_<RESET><BLUE>|<RESET><RED>_<RESET><MAGENTA>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><YELLOW>|<RESET> <BLUE>|<RESET> <MAGENTA>|<RESET>
-	<RED>|<RESET> <YELLOW>|<RESET> <BLUE>|<RESET> * 3
-	<RED>|<RESET> <YELLOW>|<RESET><RED>_<RESET><BLUE>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><YELLOW>|<RESET> <BLUE>|<RESET>
-	<RED>|<RESET> <YELLOW>|<RESET> * 2
-	<RED>|<RESET> <YELLOW>|<RESET><RED>/<RESET>
-	<RED>|<RESET><RED>/<RESET><YELLOW>|<RESET>
-	<RED>|<RESET> * 1
-	<RED>|<RESET><RED>/<RESET>
-	* initial
-	EOF
-	test_cmp_colored_graph after-initial after-merge
-'
-
 test_done