diff options
Diffstat (limited to 'third_party/git/t/t4015-diff-whitespace.sh')
| -rwxr-xr-x | third_party/git/t/t4015-diff-whitespace.sh | 251 |
1 files changed, 173 insertions, 78 deletions
diff --git a/third_party/git/t/t4015-diff-whitespace.sh b/third_party/git/t/t4015-diff-whitespace.sh index 6b087df3dcbd..8bdaa0a693fa 100755 --- a/third_party/git/t/t4015-diff-whitespace.sh +++ b/third_party/git/t/t4015-diff-whitespace.sh @@ -16,6 +16,8 @@ test_expect_success "Ray Lehtiniemi's example" ' } while (0); EOF git update-index --add x && + old_hash_x=$(git hash-object x) && + before=$(git rev-parse --short "$old_hash_x") && cat <<-\EOF >x && do @@ -24,10 +26,12 @@ test_expect_success "Ray Lehtiniemi's example" ' } while (0); EOF + new_hash_x=$(git hash-object x) && + after=$(git rev-parse --short "$new_hash_x") && - cat <<-\EOF >expect && + cat <<-EOF >expect && diff --git a/x b/x - index adf3937..6edc172 100644 + index $before..$after 100644 --- a/x +++ b/x @@ -1,3 +1,5 @@ @@ -61,6 +65,8 @@ test_expect_success 'another test, without options' ' EOF git update-index x && + old_hash_x=$(git hash-object x) && + before=$(git rev-parse --short "$old_hash_x") && tr "_" " " <<-\EOF >x && _ whitespace at beginning @@ -70,10 +76,12 @@ test_expect_success 'another test, without options' ' unchanged line CR at end EOF + new_hash_x=$(git hash-object x) && + after=$(git rev-parse --short "$new_hash_x") && - tr "Q_" "\015 " <<-\EOF >expect && + tr "Q_" "\015 " <<-EOF >expect && diff --git a/x b/x - index d99af23..22d9f73 100644 + index $before..$after 100644 --- a/x +++ b/x @@ -1,6 +1,6 @@ @@ -108,9 +116,9 @@ test_expect_success 'another test, without options' ' git diff -w --ignore-cr-at-eol >out && test_must_be_empty out && - tr "Q_" "\015 " <<-\EOF >expect && + tr "Q_" "\015 " <<-EOF >expect && diff --git a/x b/x - index d99af23..22d9f73 100644 + index $before..$after 100644 --- a/x +++ b/x @@ -1,6 +1,6 @@ @@ -132,9 +140,9 @@ test_expect_success 'another test, without options' ' git diff -b --ignore-cr-at-eol >out && test_cmp expect out && - tr "Q_" "\015 " <<-\EOF >expect && + tr "Q_" "\015 " <<-EOF >expect && diff --git a/x b/x - index d99af23..22d9f73 100644 + index $before..$after 100644 --- a/x +++ b/x @@ -1,6 +1,6 @@ @@ -154,9 +162,9 @@ test_expect_success 'another test, without options' ' git diff --ignore-space-at-eol --ignore-cr-at-eol >out && test_cmp expect out && - tr "Q_" "\015 " <<-\EOF >expect && + tr "Q_" "\015 " <<-EOF >expect && diff --git a/x b/x - index_d99af23..22d9f73 100644 + index_$before..$after 100644 --- a/x +++ b/x @@ -1,6 +1,6 @@ @@ -522,13 +530,15 @@ test_expect_success 'ignore-blank-lines: mix changes and blank lines' ' test_expect_success 'check mixed spaces and tabs in indent' ' # This is indented with SP HT SP. echo " foo();" >x && - git diff --check | grep "space before tab in indent" + test_must_fail git diff --check >check && + grep "space before tab in indent" check ' test_expect_success 'check mixed tabs and spaces in indent' ' # This is indented with HT SP HT. echo " foo();" >x && - git diff --check | grep "space before tab in indent" + test_must_fail git diff --check >check && + grep "space before tab in indent" check ' test_expect_success 'check with no whitespace errors' ' @@ -749,20 +759,23 @@ test_expect_success 'check tab-in-indent excluded from wildcard whitespace attri test_expect_success 'line numbers in --check output are correct' ' echo "" >x && echo "foo(); " >>x && - git diff --check | grep "x:2:" + test_must_fail git diff --check >check && + grep "x:2:" check ' test_expect_success 'checkdiff detects new trailing blank lines (1)' ' echo "foo();" >x && echo "" >>x && - git diff --check | grep "new blank line" + test_must_fail git diff --check >check && + grep "new blank line" check ' test_expect_success 'checkdiff detects new trailing blank lines (2)' ' - { echo a; echo b; echo; echo; } >x && + test_write_lines a b "" "" >x && git add x && - { echo a; echo; echo; echo; echo; } >x && - git diff --check | grep "new blank line" + test_write_lines a "" "" "" "" >x && + test_must_fail git diff --check >check && + grep "new blank line" check ' test_expect_success 'checkdiff allows new blank lines' ' @@ -776,7 +789,7 @@ test_expect_success 'checkdiff allows new blank lines' ' git diff --check ' -test_expect_success 'whitespace-only changes not reported' ' +test_expect_success 'whitespace-only changes not reported (diff)' ' git reset --hard && echo >x "hello world" && git add x && @@ -786,14 +799,25 @@ test_expect_success 'whitespace-only changes not reported' ' test_must_be_empty actual ' -cat <<EOF >expect -diff --git a/x b/z -similarity index NUM% -rename from x -rename to z -index 380c32a..a97b785 100644 -EOF -test_expect_success 'whitespace-only changes reported across renames' ' +test_expect_success 'whitespace-only changes not reported (diffstat)' ' + # reuse state from previous test + git diff --stat -b >actual && + test_must_be_empty actual +' + +test_expect_success 'whitespace changes with modification reported (diffstat)' ' + git reset --hard && + echo >x "hello world" && + git update-index --chmod=+x x && + git diff --stat --cached -b >actual && + cat <<-EOF >expect && + x | 0 + 1 file changed, 0 insertions(+), 0 deletions(-) + EOF + test_cmp expect actual +' + +test_expect_success 'whitespace-only changes reported across renames (diffstat)' ' git reset --hard && for i in 1 2 3 4 5 6 7 8 9; do echo "$i$i$i$i$i$i"; done >x && git add x && @@ -801,8 +825,35 @@ test_expect_success 'whitespace-only changes reported across renames' ' sed -e "5s/^/ /" x >z && git rm x && git add z && - git diff -w -M --cached | - sed -e "/^similarity index /s/[0-9][0-9]*/NUM/" >actual && + git diff -w -M --cached --stat >actual && + cat <<-EOF >expect && + x => z | 0 + 1 file changed, 0 insertions(+), 0 deletions(-) + EOF + test_cmp expect actual +' + +test_expect_success 'whitespace-only changes reported across renames' ' + git reset --hard HEAD~1 && + for i in 1 2 3 4 5 6 7 8 9; do echo "$i$i$i$i$i$i"; done >x && + git add x && + hash_x=$(git hash-object x) && + before=$(git rev-parse --short "$hash_x") && + git commit -m "base" && + sed -e "5s/^/ /" x >z && + git rm x && + git add z && + hash_z=$(git hash-object z) && + after=$(git rev-parse --short "$hash_z") && + git diff -w -M --cached >actual.raw && + sed -e "/^similarity index /s/[0-9][0-9]*/NUM/" actual.raw >actual && + cat <<-EOF >expect && + diff --git a/x b/z + similarity index NUM% + rename from x + rename to z + index $before..$after 100644 + EOF test_cmp expect actual ' @@ -834,7 +885,8 @@ test_expect_success 'combined diff with autocrlf conversion' ' git config core.autocrlf true && test_must_fail git merge master && - git diff | sed -e "1,/^@@@/d" >actual && + git diff >actual.raw && + sed -e "1,/^@@@/d" actual.raw >actual && ! grep "^-" actual ' @@ -858,13 +910,18 @@ test_expect_success 'diff that introduces a line with only tabs' ' git config core.whitespace blank-at-eol && git reset --hard && echo "test" >x && + old_hash_x=$(git hash-object x) && + before=$(git rev-parse --short "$old_hash_x") && git commit -m "initial" x && echo "{NTN}" | tr "NT" "\n\t" >>x && - git diff --color | test_decode_color >current && + new_hash_x=$(git hash-object x) && + after=$(git rev-parse --short "$new_hash_x") && + git diff --color >current.raw && + test_decode_color <current.raw >current && - cat >expected <<-\EOF && + cat >expected <<-EOF && <BOLD>diff --git a/x b/x<RESET> - <BOLD>index 9daeafb..2874b91 100644<RESET> + <BOLD>index $before..$after 100644<RESET> <BOLD>--- a/x<RESET> <BOLD>+++ b/x<RESET> <CYAN>@@ -1 +1,4 @@<RESET> @@ -883,19 +940,23 @@ test_expect_success 'diff that introduces and removes ws breakages' ' echo "0. blank-at-eol " && echo "1. blank-at-eol " } >x && + old_hash_x=$(git hash-object x) && + before=$(git rev-parse --short "$old_hash_x") && git commit -a --allow-empty -m preimage && { echo "0. blank-at-eol " && echo "1. still-blank-at-eol " && echo "2. and a new line " } >x && + new_hash_x=$(git hash-object x) && + after=$(git rev-parse --short "$new_hash_x") && - git diff --color | - test_decode_color >current && + git diff --color >current.raw && + test_decode_color <current.raw >current && - cat >expected <<-\EOF && + cat >expected <<-EOF && <BOLD>diff --git a/x b/x<RESET> - <BOLD>index d0233a2..700886e 100644<RESET> + <BOLD>index $before..$after 100644<RESET> <BOLD>--- a/x<RESET> <BOLD>+++ b/x<RESET> <CYAN>@@ -1,2 +1,3 @@<RESET> @@ -915,16 +976,20 @@ test_expect_success 'ws-error-highlight test setup' ' echo "0. blank-at-eol " && echo "1. blank-at-eol " } >x && + old_hash_x=$(git hash-object x) && + before=$(git rev-parse --short "$old_hash_x") && git commit -a --allow-empty -m preimage && { echo "0. blank-at-eol " && echo "1. still-blank-at-eol " && echo "2. and a new line " } >x && + new_hash_x=$(git hash-object x) && + after=$(git rev-parse --short "$new_hash_x") && - cat >expect.default-old <<-\EOF && + cat >expect.default-old <<-EOF && <BOLD>diff --git a/x b/x<RESET> - <BOLD>index d0233a2..700886e 100644<RESET> + <BOLD>index $before..$after 100644<RESET> <BOLD>--- a/x<RESET> <BOLD>+++ b/x<RESET> <CYAN>@@ -1,2 +1,3 @@<RESET> @@ -934,9 +999,9 @@ test_expect_success 'ws-error-highlight test setup' ' <GREEN>+<RESET><GREEN>2. and a new line<RESET><BLUE> <RESET> EOF - cat >expect.all <<-\EOF && + cat >expect.all <<-EOF && <BOLD>diff --git a/x b/x<RESET> - <BOLD>index d0233a2..700886e 100644<RESET> + <BOLD>index $before..$after 100644<RESET> <BOLD>--- a/x<RESET> <BOLD>+++ b/x<RESET> <CYAN>@@ -1,2 +1,3 @@<RESET> @@ -946,9 +1011,9 @@ test_expect_success 'ws-error-highlight test setup' ' <GREEN>+<RESET><GREEN>2. and a new line<RESET><BLUE> <RESET> EOF - cat >expect.none <<-\EOF + cat >expect.none <<-EOF <BOLD>diff --git a/x b/x<RESET> - <BOLD>index d0233a2..700886e 100644<RESET> + <BOLD>index $before..$after 100644<RESET> <BOLD>--- a/x<RESET> <BOLD>+++ b/x<RESET> <CYAN>@@ -1,2 +1,3 @@<RESET> @@ -962,32 +1027,32 @@ test_expect_success 'ws-error-highlight test setup' ' test_expect_success 'test --ws-error-highlight option' ' - git diff --color --ws-error-highlight=default,old | - test_decode_color >current && + git diff --color --ws-error-highlight=default,old >current.raw && + test_decode_color <current.raw >current && test_cmp expect.default-old current && - git diff --color --ws-error-highlight=all | - test_decode_color >current && + git diff --color --ws-error-highlight=all >current.raw && + test_decode_color <current.raw >current && test_cmp expect.all current && - git diff --color --ws-error-highlight=none | - test_decode_color >current && + git diff --color --ws-error-highlight=none >current.raw && + test_decode_color <current.raw >current && test_cmp expect.none current ' test_expect_success 'test diff.wsErrorHighlight config' ' - git -c diff.wsErrorHighlight=default,old diff --color | - test_decode_color >current && + git -c diff.wsErrorHighlight=default,old diff --color >current.raw && + test_decode_color <current.raw >current && test_cmp expect.default-old current && - git -c diff.wsErrorHighlight=all diff --color | - test_decode_color >current && + git -c diff.wsErrorHighlight=all diff --color >current.raw && + test_decode_color <current.raw >current && test_cmp expect.all current && - git -c diff.wsErrorHighlight=none diff --color | - test_decode_color >current && + git -c diff.wsErrorHighlight=none diff --color >current.raw && + test_decode_color <current.raw >current && test_cmp expect.none current ' @@ -995,18 +1060,18 @@ test_expect_success 'test diff.wsErrorHighlight config' ' test_expect_success 'option overrides diff.wsErrorHighlight' ' git -c diff.wsErrorHighlight=none \ - diff --color --ws-error-highlight=default,old | - test_decode_color >current && + diff --color --ws-error-highlight=default,old >current.raw && + test_decode_color <current.raw >current && test_cmp expect.default-old current && git -c diff.wsErrorHighlight=default \ - diff --color --ws-error-highlight=all | - test_decode_color >current && + diff --color --ws-error-highlight=all >current.raw && + test_decode_color <current.raw >current && test_cmp expect.all current && git -c diff.wsErrorHighlight=all \ - diff --color --ws-error-highlight=none | - test_decode_color >current && + diff --color --ws-error-highlight=none >current.raw && + test_decode_color <current.raw >current && test_cmp expect.none current ' @@ -1022,14 +1087,16 @@ test_expect_success 'detect moved code, complete file' ' EOF git add test.c && git commit -m "add main function" && + file=$(git rev-parse --short HEAD:test.c) && git mv test.c main.c && test_config color.diff.oldMoved "normal red" && test_config color.diff.newMoved "normal green" && - git diff HEAD --color-moved=zebra --color --no-renames | test_decode_color >actual && - cat >expected <<-\EOF && + git diff HEAD --color-moved=zebra --color --no-renames >actual.raw && + test_decode_color <actual.raw >actual && + cat >expected <<-EOF && <BOLD>diff --git a/main.c b/main.c<RESET> <BOLD>new file mode 100644<RESET> - <BOLD>index 0000000..a986c57<RESET> + <BOLD>index 0000000..$file<RESET> <BOLD>--- /dev/null<RESET> <BOLD>+++ b/main.c<RESET> <CYAN>@@ -0,0 +1,5 @@<RESET> @@ -1040,7 +1107,7 @@ test_expect_success 'detect moved code, complete file' ' <BGREEN>+<RESET><BGREEN>}<RESET> <BOLD>diff --git a/test.c b/test.c<RESET> <BOLD>deleted file mode 100644<RESET> - <BOLD>index a986c57..0000000<RESET> + <BOLD>index $file..0000000<RESET> <BOLD>--- a/test.c<RESET> <BOLD>+++ /dev/null<RESET> <CYAN>@@ -1,5 +0,0 @@<RESET> @@ -1094,6 +1161,8 @@ test_expect_success 'detect malicious moved code, inside file' ' EOF git add main.c test.c && git commit -m "add main and test file" && + before_main=$(git rev-parse --short HEAD:main.c) && + before_test=$(git rev-parse --short HEAD:test.c) && cat <<-\EOF >main.c && #include<stdio.h> int stuff() @@ -1126,10 +1195,15 @@ test_expect_success 'detect malicious moved code, inside file' ' bar(); } EOF - git diff HEAD --no-renames --color-moved=zebra --color | test_decode_color >actual && - cat <<-\EOF >expected && + hash_main=$(git hash-object main.c) && + after_main=$(git rev-parse --short "$hash_main") && + hash_test=$(git hash-object test.c) && + after_test=$(git rev-parse --short "$hash_test") && + git diff HEAD --no-renames --color-moved=zebra --color >actual.raw && + test_decode_color <actual.raw >actual && + cat <<-EOF >expected && <BOLD>diff --git a/main.c b/main.c<RESET> - <BOLD>index 27a619c..7cf9336 100644<RESET> + <BOLD>index $before_main..$after_main 100644<RESET> <BOLD>--- a/main.c<RESET> <BOLD>+++ b/main.c<RESET> <CYAN>@@ -5,13 +5,6 @@<RESET> <RESET>printf("Hello ");<RESET> @@ -1147,7 +1221,7 @@ test_expect_success 'detect malicious moved code, inside file' ' {<RESET> foo();<RESET> <BOLD>diff --git a/test.c b/test.c<RESET> - <BOLD>index 1dc1d85..2bedec9 100644<RESET> + <BOLD>index $before_test..$after_test 100644<RESET> <BOLD>--- a/test.c<RESET> <BOLD>+++ b/test.c<RESET> <CYAN>@@ -4,6 +4,13 @@<RESET> <RESET>int bar()<RESET> @@ -1175,10 +1249,11 @@ 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 --color | test_decode_color >actual && - cat <<-\EOF >expected && + git diff HEAD --no-renames --color-moved=plain --color >actual.raw && + test_decode_color <actual.raw >actual && + cat <<-EOF >expected && <BOLD>diff --git a/main.c b/main.c<RESET> - <BOLD>index 27a619c..7cf9336 100644<RESET> + <BOLD>index $before_main..$after_main 100644<RESET> <BOLD>--- a/main.c<RESET> <BOLD>+++ b/main.c<RESET> <CYAN>@@ -5,13 +5,6 @@<RESET> <RESET>printf("Hello ");<RESET> @@ -1196,7 +1271,7 @@ test_expect_success 'plain moved code, inside file' ' {<RESET> foo();<RESET> <BOLD>diff --git a/test.c b/test.c<RESET> - <BOLD>index 1dc1d85..2bedec9 100644<RESET> + <BOLD>index $before_test..$after_test 100644<RESET> <BOLD>--- a/test.c<RESET> <BOLD>+++ b/test.c<RESET> <CYAN>@@ -4,6 +4,13 @@<RESET> <RESET>int bar()<RESET> @@ -1754,7 +1829,8 @@ test_expect_success 'move detection with submodules' ' ! grep BRED decoded_actual && # nor did we mess with it another way - git diff --submodule=diff --color | test_decode_color >expect && + git diff --submodule=diff --color >expect.raw && + test_decode_color <expect.raw >expect && test_cmp expect decoded_actual && rm -rf bananas && git submodule deinit bananas @@ -2008,11 +2084,6 @@ test_expect_success 'compare mixed whitespace delta across moved blocks' ' 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 && @@ -2022,6 +2093,7 @@ test_expect_success 'combine --ignore-blank-lines with --function-context' ' cat <<-\EOF >expect && @@ -1,6 +1,4 @@ 1 + - 2 3 4 @@ -2030,4 +2102,27 @@ test_expect_success 'combine --ignore-blank-lines with --function-context' ' test_cmp expect actual ' +test_expect_success 'combine --ignore-blank-lines with --function-context 2' ' + test_write_lines a b c "" function 1 2 3 4 5 "" 6 7 8 9 >a && + test_write_lines "" a b c "" function 1 2 3 4 5 6 7 8 >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 && + @@ -5,11 +6,9 @@ c + function + 1 + 2 + 3 + 4 + 5 + - + 6 + 7 + 8 + -9 + EOF + test_cmp expect actual +' + test_done |