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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:47:53 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:47:53 +0000 |
commit | c8bae7493d2f2910b57f13ded012e86bdcfb0532 (patch) | |
tree | 24e09d9f84dec336720cf393e156089ca2835791 /t/t4051 | |
parent | Initial commit. (diff) | |
download | git-upstream.tar.xz git-upstream.zip |
Adding upstream version 1:2.39.2.upstream/1%2.39.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rwxr-xr-x | t/t4051-diff-function-context.sh | 213 | ||||
-rw-r--r-- | t/t4051/appended1.c | 15 | ||||
-rw-r--r-- | t/t4051/appended2.c | 35 | ||||
-rw-r--r-- | t/t4051/dummy.c | 7 | ||||
-rw-r--r-- | t/t4051/hello.c | 24 | ||||
-rw-r--r-- | t/t4051/includes.c | 20 |
6 files changed, 314 insertions, 0 deletions
diff --git a/t/t4051-diff-function-context.sh b/t/t4051-diff-function-context.sh new file mode 100755 index 0000000..725278a --- /dev/null +++ b/t/t4051-diff-function-context.sh @@ -0,0 +1,213 @@ +#!/bin/sh + +test_description='diff function context' + +TEST_PASSES_SANITIZE_LEAK=true +. ./test-lib.sh + +dir="$TEST_DIRECTORY/t4051" + +commit_and_tag () { + tag=$1 && + shift && + git add "$@" && + test_tick && + git commit -m "$tag" && + git tag "$tag" +} + +first_context_line () { + awk ' + found {print; exit} + /^@@/ {found = 1} + ' +} + +last_context_line () { + sed -ne \$p +} + +check_diff () { + name=$1 + desc=$2 + options="-W $3" + + test_expect_success "$desc" ' + git diff $options "$name^" "$name" >"$name.diff" + ' + + test_expect_success ' diff applies' ' + test_when_finished "git reset --hard" && + git checkout --detach "$name^" && + git apply --index "$name.diff" && + git diff --exit-code "$name" + ' +} + +test_expect_success 'setup' ' + cat "$dir/includes.c" "$dir/dummy.c" "$dir/dummy.c" "$dir/hello.c" \ + "$dir/dummy.c" "$dir/dummy.c" >file.c && + commit_and_tag initial file.c && + + grep -v "delete me from hello" <file.c >file.c.new && + mv file.c.new file.c && + commit_and_tag changed_hello file.c && + + grep -v "delete me from includes" <file.c >file.c.new && + mv file.c.new file.c && + commit_and_tag changed_includes file.c && + + cat "$dir/appended1.c" >>file.c && + commit_and_tag appended file.c && + + cat "$dir/appended2.c" >>file.c && + commit_and_tag extended file.c && + + grep -v "Begin of second part" <file.c >file.c.new && + mv file.c.new file.c && + commit_and_tag long_common_tail file.c && + + git checkout initial && + cat "$dir/hello.c" "$dir/dummy.c" >file.c && + commit_and_tag hello_dummy file.c && + + # overlap function context of 1st change and -u context of 2nd change + grep -v "delete me from hello" <"$dir/hello.c" >file.c && + sed "2a\\ + extra line" <"$dir/dummy.c" >>file.c && + commit_and_tag changed_hello_dummy file.c && + + git checkout initial && + grep -v "delete me from hello" <file.c >file.c.new && + mv file.c.new file.c && + cat "$dir/appended1.c" >>file.c && + commit_and_tag changed_hello_appended file.c +' + +check_diff changed_hello 'changed function' + +test_expect_success ' context includes comment' ' + grep "^ .*Hello comment" changed_hello.diff +' + +test_expect_success ' context includes begin' ' + grep "^ .*Begin of hello" changed_hello.diff +' + +test_expect_success ' context includes end' ' + grep "^ .*End of hello" changed_hello.diff +' + +test_expect_success ' context does not include other functions' ' + test $(grep -c "^[ +-].*Begin" changed_hello.diff) -le 1 +' + +test_expect_success ' context does not include preceding empty lines' ' + test "$(first_context_line <changed_hello.diff)" != " " +' + +test_expect_success ' context does not include trailing empty lines' ' + test "$(last_context_line <changed_hello.diff)" != " " +' + +check_diff changed_includes 'changed includes' + +test_expect_success ' context includes begin' ' + grep "^ .*Begin.h" changed_includes.diff +' + +test_expect_success ' context includes end' ' + grep "^ .*End.h" changed_includes.diff +' + +test_expect_success ' context does not include other functions' ' + test $(grep -c "^[ +-].*Begin" changed_includes.diff) -le 1 +' + +test_expect_success ' context does not include trailing empty lines' ' + test "$(last_context_line <changed_includes.diff)" != " " +' + +check_diff appended 'appended function' + +test_expect_success ' context includes begin' ' + grep "^[+].*Begin of first part" appended.diff +' + +test_expect_success ' context includes end' ' + grep "^[+].*End of first part" appended.diff +' + +test_expect_success ' context does not include other functions' ' + test $(grep -c "^[ +-].*Begin" appended.diff) -le 1 +' + +check_diff extended 'appended function part' + +test_expect_success ' context includes begin' ' + grep "^ .*Begin of first part" extended.diff +' + +test_expect_success ' context includes end' ' + grep "^[+].*End of second part" extended.diff +' + +test_expect_success ' context does not include other functions' ' + test $(grep -c "^[ +-].*Begin" extended.diff) -le 2 +' + +test_expect_success ' context does not include preceding empty lines' ' + test "$(first_context_line <extended.diff)" != " " +' + +check_diff long_common_tail 'change with long common tail and no context' -U0 + +test_expect_success ' context includes begin' ' + grep "^ .*Begin of first part" long_common_tail.diff +' + +test_expect_success ' context includes end' ' + grep "^ .*End of second part" long_common_tail.diff +' + +test_expect_success ' context does not include other functions' ' + test $(grep -c "^[ +-].*Begin" long_common_tail.diff) -le 2 +' + +test_expect_success ' context does not include preceding empty lines' ' + test "$(first_context_line <long_common_tail.diff)" != " " +' + +check_diff changed_hello_appended 'changed function plus appended function' + +test_expect_success ' context includes begin' ' + grep "^ .*Begin of hello" changed_hello_appended.diff && + grep "^[+].*Begin of first part" changed_hello_appended.diff +' + +test_expect_success ' context includes end' ' + grep "^ .*End of hello" changed_hello_appended.diff && + grep "^[+].*End of first part" changed_hello_appended.diff +' + +test_expect_success ' context does not include other functions' ' + test $(grep -c "^[ +-].*Begin" changed_hello_appended.diff) -le 2 +' + +check_diff changed_hello_dummy 'changed two consecutive functions' + +test_expect_success ' context includes begin' ' + grep "^ .*Begin of hello" changed_hello_dummy.diff && + grep "^ .*Begin of dummy" changed_hello_dummy.diff +' + +test_expect_success ' context includes end' ' + grep "^ .*End of hello" changed_hello_dummy.diff && + grep "^ .*End of dummy" changed_hello_dummy.diff +' + +test_expect_success ' overlapping hunks are merged' ' + test $(grep -c "^@@" changed_hello_dummy.diff) -eq 1 +' + +test_done diff --git a/t/t4051/appended1.c b/t/t4051/appended1.c new file mode 100644 index 0000000..a9f56f1 --- /dev/null +++ b/t/t4051/appended1.c @@ -0,0 +1,15 @@ + +int appended(void) // Begin of first part +{ + int i; + char *s = "a string"; + + printf("%s\n", s); + + for (i = 99; + i >= 0; + i--) { + printf("%d bottles of beer on the wall\n", i); + } + + printf("End of first part\n"); diff --git a/t/t4051/appended2.c b/t/t4051/appended2.c new file mode 100644 index 0000000..e651f71 --- /dev/null +++ b/t/t4051/appended2.c @@ -0,0 +1,35 @@ + printf("Begin of second part\n"); + + /* + * Lorem ipsum dolor sit amet, consectetuer sadipscing elitr, + * sed diam nonumy eirmod tempor invidunt ut labore et dolore + * magna aliquyam erat, sed diam voluptua. At vero eos et + * accusam et justo duo dolores et ea rebum. Stet clita kasd + * gubergren, no sea takimata sanctus est Lorem ipsum dolor + * sit amet. + * + * Lorem ipsum dolor sit amet, consectetuer sadipscing elitr, + * sed diam nonumy eirmod tempor invidunt ut labore et dolore + * magna aliquyam erat, sed diam voluptua. At vero eos et + * accusam et justo duo dolores et ea rebum. Stet clita kasd + * gubergren, no sea takimata sanctus est Lorem ipsum dolor + * sit amet. + * + * Lorem ipsum dolor sit amet, consectetuer sadipscing elitr, + * sed diam nonumy eirmod tempor invidunt ut labore et dolore + * magna aliquyam erat, sed diam voluptua. At vero eos et + * accusam et justo duo dolores et ea rebum. Stet clita kasd + * gubergren, no sea takimata sanctus est Lorem ipsum dolor + * sit amet. + * + * Lorem ipsum dolor sit amet, consectetuer sadipscing elitr, + * sed diam nonumy eirmod tempor invidunt ut labore et dolore + * magna aliquyam erat, sed diam voluptua. At vero eos et + * accusam et justo duo dolores et ea rebum. Stet clita kasd + * gubergren, no sea takimata sanctus est Lorem ipsum dolor + * sit amet. + * + */ + + return 0; +} // End of second part diff --git a/t/t4051/dummy.c b/t/t4051/dummy.c new file mode 100644 index 0000000..a43016e --- /dev/null +++ b/t/t4051/dummy.c @@ -0,0 +1,7 @@ + +static int dummy(void) // Begin of dummy +{ + int rc = 0; + + return rc; +} // End of dummy diff --git a/t/t4051/hello.c b/t/t4051/hello.c new file mode 100644 index 0000000..73e767e --- /dev/null +++ b/t/t4051/hello.c @@ -0,0 +1,24 @@ + +/* + * Hello comment. + */ +static void hello(void) // Begin of hello +{ + /* + * Classic. + */ + putchar('H'); + putchar('e'); + putchar('l'); + putchar('l'); + putchar('o'); + putchar(' '); + /* delete me from hello */ + putchar('w'); + putchar('o'); + putchar('r'); + putchar('l'); + putchar('d'); + putchar('.'); + putchar('\n'); +} // End of hello diff --git a/t/t4051/includes.c b/t/t4051/includes.c new file mode 100644 index 0000000..efc68f8 --- /dev/null +++ b/t/t4051/includes.c @@ -0,0 +1,20 @@ +#include <Begin.h> +#include <unistd.h> +#include <stdio.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <stddef.h> +#include <stdlib.h> +#include <stdarg.h> +/* delete me from includes */ +#include <string.h> +#include <sys/types.h> +#include <dirent.h> +#include <sys/time.h> +#include <time.h> +#include <signal.h> +#include <assert.h> +#include <regex.h> +#include <utime.h> +#include <syslog.h> +#include <End.h> |