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https://github.com/git/git.git
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Merge branch 'as/maint-graph-interesting-fix'
* as/maint-graph-interesting-fix: Add tests for rev-list --graph with options that simplify history graph API: fix bug in graph_is_interesting()
This commit is contained in:
Junio C Hamano
commit
24343c6099
5
graph.c
5
graph.c
@ -291,9 +291,10 @@ static int graph_is_interesting(struct git_graph *graph, struct commit *commit)
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}
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/*
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* Uninteresting and pruned commits won't be printed
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* Otherwise, use get_commit_action() to see if this commit is
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* interesting
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*/
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return (commit->object.flags & (UNINTERESTING | TREESAME)) ? 0 : 1;
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return get_commit_action(graph->revs, commit) == commit_show;
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}
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static struct commit_list *next_interesting_parent(struct git_graph *graph,
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17
revision.c
17
revision.c
@ -1664,7 +1664,7 @@ static inline int want_ancestry(struct rev_info *revs)
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return (revs->rewrite_parents || revs->children.name);
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}
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enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit)
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enum commit_action get_commit_action(struct rev_info *revs, struct commit *commit)
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{
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if (commit->object.flags & SHOWN)
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return commit_ignore;
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@ -1692,12 +1692,23 @@ enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit)
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if (!commit->parents || !commit->parents->next)
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return commit_ignore;
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}
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if (want_ancestry(revs) && rewrite_parents(revs, commit) < 0)
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return commit_error;
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}
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return commit_show;
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}
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enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit)
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{
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enum commit_action action = get_commit_action(revs, commit);
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if (action == commit_show &&
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!revs->show_all &&
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revs->prune && revs->dense && want_ancestry(revs)) {
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if (rewrite_parents(revs, commit) < 0)
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return commit_error;
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}
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return action;
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}
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static struct commit *get_revision_1(struct rev_info *revs)
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{
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if (!revs->commits)
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@ -168,6 +168,7 @@ enum commit_action {
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commit_error
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};
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extern enum commit_action get_commit_action(struct rev_info *revs, struct commit *commit);
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extern enum commit_action simplify_commit(struct rev_info *revs, struct commit *commit);
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#endif
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31
t/t6015-rev-list-show-all-parents.sh
Executable file
31
t/t6015-rev-list-show-all-parents.sh
Executable file
@ -0,0 +1,31 @@
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#!/bin/sh
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test_description='--show-all --parents does not rewrite TREESAME commits'
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. ./test-lib.sh
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test_expect_success 'set up --show-all --parents test' '
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test_commit one foo.txt &&
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commit1=`git rev-list -1 HEAD` &&
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test_commit two bar.txt &&
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commit2=`git rev-list -1 HEAD` &&
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test_commit three foo.txt &&
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commit3=`git rev-list -1 HEAD`
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'
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test_expect_success '--parents rewrites TREESAME parents correctly' '
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echo $commit3 $commit1 > expected &&
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echo $commit1 >> expected &&
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git rev-list --parents HEAD -- foo.txt > actual &&
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test_cmp expected actual
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'
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test_expect_success '--parents --show-all does not rewrites TREESAME parents' '
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echo $commit3 $commit2 > expected &&
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echo $commit2 $commit1 >> expected &&
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echo $commit1 >> expected &&
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git rev-list --parents --show-all HEAD -- foo.txt > actual &&
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test_cmp expected actual
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'
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test_done
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276
t/t6016-rev-list-graph-simplify-history.sh
Executable file
276
t/t6016-rev-list-graph-simplify-history.sh
Executable file
@ -0,0 +1,276 @@
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#!/bin/sh
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# There's more than one "correct" way to represent the history graphically.
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# These tests depend on the current behavior of the graphing code. If the
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# graphing code is ever changed to draw the output differently, these tests
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# cases will need to be updated to know about the new layout.
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test_description='--graph and simplified history'
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. ./test-lib.sh
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test_expect_success 'set up rev-list --graph test' '
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# 3 commits on branch A
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test_commit A1 foo.txt &&
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test_commit A2 bar.txt &&
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test_commit A3 bar.txt &&
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git branch -m master A &&
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# 2 commits on branch B, started from A1
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git checkout -b B A1 &&
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test_commit B1 foo.txt &&
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test_commit B2 abc.txt &&
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# 2 commits on branch C, started from A2
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git checkout -b C A2 &&
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test_commit C1 xyz.txt &&
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test_commit C2 xyz.txt &&
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# Octopus merge B and C into branch A
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git checkout A &&
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git merge B C &&
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git tag A4
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test_commit A5 bar.txt &&
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# More commits on C, then merge C into A
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git checkout C &&
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test_commit C3 foo.txt &&
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test_commit C4 bar.txt &&
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git checkout A &&
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git merge -s ours C &&
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git tag A6
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test_commit A7 bar.txt &&
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# Store commit names in variables for later use
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A1=$(git rev-parse --verify A1) &&
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A2=$(git rev-parse --verify A2) &&
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A3=$(git rev-parse --verify A3) &&
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A4=$(git rev-parse --verify A4) &&
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A5=$(git rev-parse --verify A5) &&
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A6=$(git rev-parse --verify A6) &&
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A7=$(git rev-parse --verify A7) &&
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B1=$(git rev-parse --verify B1) &&
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B2=$(git rev-parse --verify B2) &&
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C1=$(git rev-parse --verify C1) &&
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C2=$(git rev-parse --verify C2) &&
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C3=$(git rev-parse --verify C3) &&
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C4=$(git rev-parse --verify C4)
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'
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test_expect_success '--graph --all' '
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rm -f expected &&
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $C4" >> expected &&
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echo "| * $C3" >> expected &&
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echo "* | $A5" >> expected &&
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echo "| | " >> expected &&
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echo "| \\ " >> expected &&
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echo "*-. \\ $A4" >> expected &&
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echo "|\\ \\ \\ " >> expected &&
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echo "| | |/ " >> expected &&
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echo "| | * $C2" >> expected &&
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echo "| | * $C1" >> expected &&
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echo "| * | $B2" >> expected &&
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echo "| * | $B1" >> expected &&
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echo "* | | $A3" >> expected &&
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echo "| |/ " >> expected &&
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echo "|/| " >> expected &&
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echo "* | $A2" >> expected &&
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echo "|/ " >> expected &&
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echo "* $A1" >> expected &&
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git rev-list --graph --all > actual &&
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test_cmp expected actual
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'
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# Make sure the graph_is_interesting() code still realizes
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# that undecorated merges are interesting, even with --simplify-by-decoration
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test_expect_success '--graph --simplify-by-decoration' '
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rm -f expected &&
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git tag -d A4
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $C4" >> expected &&
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echo "| * $C3" >> expected &&
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echo "* | $A5" >> expected &&
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echo "| | " >> expected &&
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echo "| \\ " >> expected &&
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echo "*-. \\ $A4" >> expected &&
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echo "|\\ \\ \\ " >> expected &&
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echo "| | |/ " >> expected &&
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echo "| | * $C2" >> expected &&
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echo "| | * $C1" >> expected &&
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echo "| * | $B2" >> expected &&
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echo "| * | $B1" >> expected &&
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echo "* | | $A3" >> expected &&
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echo "| |/ " >> expected &&
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echo "|/| " >> expected &&
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echo "* | $A2" >> expected &&
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echo "|/ " >> expected &&
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echo "* $A1" >> expected &&
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git rev-list --graph --all --simplify-by-decoration > actual &&
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test_cmp expected actual
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'
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# Get rid of all decorations on branch B, and graph with it simplified away
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test_expect_success '--graph --simplify-by-decoration prune branch B' '
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rm -f expected &&
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git tag -d B2
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git tag -d B1
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git branch -d B
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $C4" >> expected &&
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echo "| * $C3" >> expected &&
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echo "* | $A5" >> expected &&
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echo "* | $A4" >> expected &&
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echo "|\\ \\ " >> expected &&
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echo "| |/ " >> expected &&
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echo "| * $C2" >> expected &&
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echo "| * $C1" >> expected &&
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echo "* | $A3" >> expected &&
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echo "|/ " >> expected &&
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echo "* $A2" >> expected &&
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echo "* $A1" >> expected &&
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git rev-list --graph --simplify-by-decoration --all > actual &&
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test_cmp expected actual
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'
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test_expect_success '--graph --full-history -- bar.txt' '
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rm -f expected &&
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git tag -d B2
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git tag -d B1
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git branch -d B
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $C4" >> expected &&
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echo "* | $A5" >> expected &&
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echo "* | $A4" >> expected &&
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echo "|\\ \\ " >> expected &&
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echo "| |/ " >> expected &&
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echo "* | $A3" >> expected &&
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echo "|/ " >> expected &&
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echo "* $A2" >> expected &&
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git rev-list --graph --full-history --all -- bar.txt > actual &&
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test_cmp expected actual
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'
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test_expect_success '--graph --full-history --simplify-merges -- bar.txt' '
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rm -f expected &&
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git tag -d B2
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git tag -d B1
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git branch -d B
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $C4" >> expected &&
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echo "* | $A5" >> expected &&
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echo "* | $A3" >> expected &&
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echo "|/ " >> expected &&
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echo "* $A2" >> expected &&
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git rev-list --graph --full-history --simplify-merges --all \
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-- bar.txt > actual &&
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test_cmp expected actual
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'
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test_expect_success '--graph -- bar.txt' '
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rm -f expected &&
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git tag -d B2
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git tag -d B1
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git branch -d B
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echo "* $A7" >> expected &&
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echo "* $A5" >> expected &&
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echo "* $A3" >> expected &&
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echo "| * $C4" >> expected &&
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echo "|/ " >> expected &&
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echo "* $A2" >> expected &&
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git rev-list --graph --all -- bar.txt > actual &&
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test_cmp expected actual
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'
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test_expect_success '--graph --sparse -- bar.txt' '
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rm -f expected &&
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git tag -d B2
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git tag -d B1
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git branch -d B
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "* $A5" >> expected &&
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echo "* $A4" >> expected &&
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echo "* $A3" >> expected &&
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echo "| * $C4" >> expected &&
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echo "| * $C3" >> expected &&
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echo "| * $C2" >> expected &&
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echo "| * $C1" >> expected &&
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echo "|/ " >> expected &&
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echo "* $A2" >> expected &&
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echo "* $A1" >> expected &&
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git rev-list --graph --sparse --all -- bar.txt > actual &&
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test_cmp expected actual
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'
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test_expect_success '--graph ^C4' '
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rm -f expected &&
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "* $A5" >> expected &&
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echo "* $A4" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $B2" >> expected &&
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echo "| * $B1" >> expected &&
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echo "* $A3" >> expected &&
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git rev-list --graph --all ^C4 > actual &&
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test_cmp expected actual
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'
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test_expect_success '--graph ^C3' '
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rm -f expected &&
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $C4" >> expected &&
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echo "* $A5" >> expected &&
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echo "* $A4" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $B2" >> expected &&
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echo "| * $B1" >> expected &&
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echo "* $A3" >> expected &&
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git rev-list --graph --all ^C3 > actual &&
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test_cmp expected actual
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'
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# I don't think the ordering of the boundary commits is really
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# that important, but this test depends on it. If the ordering ever changes
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# in the code, we'll need to update this test.
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test_expect_success '--graph --boundary ^C3' '
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rm -f expected &&
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echo "* $A7" >> expected &&
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echo "* $A6" >> expected &&
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echo "|\\ " >> expected &&
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echo "| * $C4" >> expected &&
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echo "* | $A5" >> expected &&
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echo "| | " >> expected &&
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echo "| \\ " >> expected &&
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echo "*-. \\ $A4" >> expected &&
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echo "|\\ \\ \\ " >> expected &&
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echo "| * | | $B2" >> expected &&
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echo "| * | | $B1" >> expected &&
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echo "* | | | $A3" >> expected &&
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echo "o | | | $A2" >> expected &&
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echo "|/ / / " >> expected &&
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echo "o | | $A1" >> expected &&
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echo " / / " >> expected &&
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echo "| o $C3" >> expected &&
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echo "|/ " >> expected &&
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echo "o $C2" >> expected &&
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git rev-list --graph --boundary --all ^C3 > actual &&
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test_cmp expected actual
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'
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test_done
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