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-rwxr-xr-xt/t4215-log-skewed-merges.sh208
1 files changed, 97 insertions, 111 deletions
diff --git a/t/t4215-log-skewed-merges.sh b/t/t4215-log-skewed-merges.sh
index d33c643..18709a7 100755
--- a/t/t4215-log-skewed-merges.sh
+++ b/t/t4215-log-skewed-merges.sh
@@ -4,8 +4,25 @@ test_description='git log --graph of skewed merges'
. ./test-lib.sh
+check_graph () {
+ cat >expect &&
+ git log --graph --pretty=tformat:%s "$@" >actual.raw &&
+ sed "s/ *$//" actual.raw >actual &&
+ test_cmp expect actual
+}
+
test_expect_success 'log --graph with merge fusing with its left and right neighbors' '
- cat >expect <<-\EOF &&
+ git checkout --orphan _p &&
+ test_commit A &&
+ test_commit B &&
+ git checkout -b _q @^ && test_commit C &&
+ git checkout -b _r @^ && test_commit D &&
+ git checkout _p && git merge --no-ff _q _r -m E &&
+ git checkout _r && test_commit F &&
+ git checkout _p && git merge --no-ff _r -m G &&
+ git checkout @^^ && git merge --no-ff _p -m H &&
+
+ check_graph <<-\EOF
* H
|\
| * G
@@ -20,23 +37,20 @@ test_expect_success 'log --graph with merge fusing with its left and right neigh
|/
* A
EOF
-
- git checkout --orphan _p &&
- test_commit A &&
- test_commit B &&
- git checkout -b _q @^ && test_commit C &&
- git checkout -b _r @^ && test_commit D &&
- git checkout _p && git merge --no-ff _q _r -m E &&
- git checkout _r && test_commit F &&
- git checkout _p && git merge --no-ff _r -m G &&
- git checkout @^^ && git merge --no-ff _p -m H &&
-
- git log --graph --pretty=tformat:%s | sed "s/ *$//" >actual &&
- test_cmp expect actual
'
test_expect_success 'log --graph with left-skewed merge' '
- cat >expect <<-\EOF &&
+ git checkout --orphan 0_p && test_commit 0_A &&
+ git checkout -b 0_q 0_p && test_commit 0_B &&
+ git checkout -b 0_r 0_p &&
+ test_commit 0_C &&
+ test_commit 0_D &&
+ git checkout -b 0_s 0_p && test_commit 0_E &&
+ git checkout -b 0_t 0_p && git merge --no-ff 0_r^ 0_s -m 0_F &&
+ git checkout 0_p && git merge --no-ff 0_s -m 0_G &&
+ git checkout @^ && git merge --no-ff 0_q 0_r 0_t 0_p -m 0_H &&
+
+ check_graph <<-\EOF
*-----. 0_H
|\ \ \ \
| | | | * 0_G
@@ -57,23 +71,20 @@ test_expect_success 'log --graph with left-skewed merge' '
|/
* 0_A
EOF
-
- git checkout --orphan 0_p && test_commit 0_A &&
- git checkout -b 0_q 0_p && test_commit 0_B &&
- git checkout -b 0_r 0_p &&
- test_commit 0_C &&
- test_commit 0_D &&
- git checkout -b 0_s 0_p && test_commit 0_E &&
- git checkout -b 0_t 0_p && git merge --no-ff 0_r^ 0_s -m 0_F &&
- git checkout 0_p && git merge --no-ff 0_s -m 0_G &&
- git checkout @^ && git merge --no-ff 0_q 0_r 0_t 0_p -m 0_H &&
-
- git log --graph --pretty=tformat:%s | sed "s/ *$//" >actual &&
- test_cmp expect actual
'
test_expect_success 'log --graph with nested left-skewed merge' '
- cat >expect <<-\EOF &&
+ git checkout --orphan 1_p &&
+ test_commit 1_A &&
+ test_commit 1_B &&
+ test_commit 1_C &&
+ git checkout -b 1_q @^ && test_commit 1_D &&
+ git checkout 1_p && git merge --no-ff 1_q -m 1_E &&
+ git checkout -b 1_r @~3 && test_commit 1_F &&
+ git checkout 1_p && git merge --no-ff 1_r -m 1_G &&
+ git checkout @^^ && git merge --no-ff 1_p -m 1_H &&
+
+ check_graph <<-\EOF
* 1_H
|\
| * 1_G
@@ -88,23 +99,24 @@ test_expect_success 'log --graph with nested left-skewed merge' '
|/
* 1_A
EOF
-
- git checkout --orphan 1_p &&
- test_commit 1_A &&
- test_commit 1_B &&
- test_commit 1_C &&
- git checkout -b 1_q @^ && test_commit 1_D &&
- git checkout 1_p && git merge --no-ff 1_q -m 1_E &&
- git checkout -b 1_r @~3 && test_commit 1_F &&
- git checkout 1_p && git merge --no-ff 1_r -m 1_G &&
- git checkout @^^ && git merge --no-ff 1_p -m 1_H &&
-
- git log --graph --pretty=tformat:%s | sed "s/ *$//" >actual &&
- test_cmp expect actual
'
test_expect_success 'log --graph with nested left-skewed merge following normal merge' '
- cat >expect <<-\EOF &&
+ git checkout --orphan 2_p &&
+ test_commit 2_A &&
+ test_commit 2_B &&
+ test_commit 2_C &&
+ git checkout -b 2_q @^^ &&
+ test_commit 2_D &&
+ test_commit 2_E &&
+ git checkout -b 2_r @^ && test_commit 2_F &&
+ git checkout 2_q &&
+ git merge --no-ff 2_r -m 2_G &&
+ git merge --no-ff 2_p^ -m 2_H &&
+ git checkout -b 2_s @^^ && git merge --no-ff 2_q -m 2_J &&
+ git checkout 2_p && git merge --no-ff 2_s -m 2_K &&
+
+ check_graph <<-\EOF
* 2_K
|\
| * 2_J
@@ -124,27 +136,23 @@ test_expect_success 'log --graph with nested left-skewed merge following normal
|/
* 2_A
EOF
-
- git checkout --orphan 2_p &&
- test_commit 2_A &&
- test_commit 2_B &&
- test_commit 2_C &&
- git checkout -b 2_q @^^ &&
- test_commit 2_D &&
- test_commit 2_E &&
- git checkout -b 2_r @^ && test_commit 2_F &&
- git checkout 2_q &&
- git merge --no-ff 2_r -m 2_G &&
- git merge --no-ff 2_p^ -m 2_H &&
- git checkout -b 2_s @^^ && git merge --no-ff 2_q -m 2_J &&
- git checkout 2_p && git merge --no-ff 2_s -m 2_K &&
-
- git log --graph --pretty=tformat:%s | sed "s/ *$//" >actual &&
- test_cmp expect actual
'
test_expect_success 'log --graph with nested right-skewed merge following left-skewed merge' '
- cat >expect <<-\EOF &&
+ git checkout --orphan 3_p &&
+ test_commit 3_A &&
+ git checkout -b 3_q &&
+ test_commit 3_B &&
+ test_commit 3_C &&
+ git checkout -b 3_r @^ &&
+ test_commit 3_D &&
+ git checkout 3_q && git merge --no-ff 3_r -m 3_E &&
+ git checkout 3_p && git merge --no-ff 3_q -m 3_F &&
+ git checkout 3_r && test_commit 3_G &&
+ git checkout 3_p && git merge --no-ff 3_r -m 3_H &&
+ git checkout @^^ && git merge --no-ff 3_p -m 3_J &&
+
+ check_graph <<-\EOF
* 3_J
|\
| * 3_H
@@ -161,26 +169,21 @@ test_expect_success 'log --graph with nested right-skewed merge following left-s
|/
* 3_A
EOF
-
- git checkout --orphan 3_p &&
- test_commit 3_A &&
- git checkout -b 3_q &&
- test_commit 3_B &&
- test_commit 3_C &&
- git checkout -b 3_r @^ &&
- test_commit 3_D &&
- git checkout 3_q && git merge --no-ff 3_r -m 3_E &&
- git checkout 3_p && git merge --no-ff 3_q -m 3_F &&
- git checkout 3_r && test_commit 3_G &&
- git checkout 3_p && git merge --no-ff 3_r -m 3_H &&
- git checkout @^^ && git merge --no-ff 3_p -m 3_J &&
-
- git log --graph --pretty=tformat:%s | sed "s/ *$//" >actual &&
- test_cmp expect actual
'
test_expect_success 'log --graph with right-skewed merge following a left-skewed one' '
- cat >expect <<-\EOF &&
+ git checkout --orphan 4_p &&
+ test_commit 4_A &&
+ test_commit 4_B &&
+ test_commit 4_C &&
+ git checkout -b 4_q @^^ && test_commit 4_D &&
+ git checkout -b 4_r 4_p^ && git merge --no-ff 4_q -m 4_E &&
+ git checkout -b 4_s 4_p^^ &&
+ git merge --no-ff 4_r -m 4_F &&
+ git merge --no-ff 4_p -m 4_G &&
+ git checkout @^^ && git merge --no-ff 4_s -m 4_H &&
+
+ check_graph --date-order <<-\EOF
* 4_H
|\
| * 4_G
@@ -198,24 +201,25 @@ test_expect_success 'log --graph with right-skewed merge following a left-skewed
|/
* 4_A
EOF
-
- git checkout --orphan 4_p &&
- test_commit 4_A &&
- test_commit 4_B &&
- test_commit 4_C &&
- git checkout -b 4_q @^^ && test_commit 4_D &&
- git checkout -b 4_r 4_p^ && git merge --no-ff 4_q -m 4_E &&
- git checkout -b 4_s 4_p^^ &&
- git merge --no-ff 4_r -m 4_F &&
- git merge --no-ff 4_p -m 4_G &&
- git checkout @^^ && git merge --no-ff 4_s -m 4_H &&
-
- git log --graph --date-order --pretty=tformat:%s | sed "s/ *$//" >actual &&
- test_cmp expect actual
'
test_expect_success 'log --graph with octopus merge with column joining its penultimate parent' '
- cat >expect <<-\EOF &&
+ git checkout --orphan 5_p &&
+ test_commit 5_A &&
+ git branch 5_q &&
+ git branch 5_r &&
+ test_commit 5_B &&
+ git checkout 5_q && test_commit 5_C &&
+ git checkout 5_r && test_commit 5_D &&
+ git checkout 5_p &&
+ git merge --no-ff 5_q 5_r -m 5_E &&
+ git checkout 5_q && test_commit 5_F &&
+ git checkout -b 5_s 5_p^ &&
+ git merge --no-ff 5_p 5_q -m 5_G &&
+ git checkout 5_r &&
+ git merge --no-ff 5_s -m 5_H &&
+
+ check_graph <<-\EOF
* 5_H
|\
| *-. 5_G
@@ -234,24 +238,6 @@ test_expect_success 'log --graph with octopus merge with column joining its penu
|/
* 5_A
EOF
-
- git checkout --orphan 5_p &&
- test_commit 5_A &&
- git branch 5_q &&
- git branch 5_r &&
- test_commit 5_B &&
- git checkout 5_q && test_commit 5_C &&
- git checkout 5_r && test_commit 5_D &&
- git checkout 5_p &&
- git merge --no-ff 5_q 5_r -m 5_E &&
- git checkout 5_q && test_commit 5_F &&
- git checkout -b 5_s 5_p^ &&
- git merge --no-ff 5_p 5_q -m 5_G &&
- git checkout 5_r &&
- git merge --no-ff 5_s -m 5_H &&
-
- git log --graph --pretty=tformat:%s | sed "s/ *$//" >actual &&
- test_cmp expect actual
'
test_done