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https://github.com/git/git.git
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f2fffc17dc
Adjust the test so that it computes variables for blobs instead of using hard-coded hashes. Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net> Signed-off-by: Junio C Hamano <gitster@pobox.com>
277 lines
6.5 KiB
Bash
Executable File
277 lines
6.5 KiB
Bash
Executable File
#!/bin/sh
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test_description='external diff interface test'
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. ./test-lib.sh
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test_expect_success setup '
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test_tick &&
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echo initial >file &&
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git add file &&
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git commit -m initial &&
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test_tick &&
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echo second >file &&
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before=$(git hash-object file) &&
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before=$(git rev-parse --short $before) &&
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git add file &&
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git commit -m second &&
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test_tick &&
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echo third >file
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'
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test_expect_success 'GIT_EXTERNAL_DIFF environment' '
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GIT_EXTERNAL_DIFF=echo git diff | {
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read path oldfile oldhex oldmode newfile newhex newmode &&
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test "z$path" = zfile &&
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test "z$oldmode" = z100644 &&
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test "z$newhex" = "z$ZERO_OID" &&
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test "z$newmode" = z100644 &&
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oh=$(git rev-parse --verify HEAD:file) &&
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test "z$oh" = "z$oldhex"
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}
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'
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test_expect_success 'GIT_EXTERNAL_DIFF environment should apply only to diff' '
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GIT_EXTERNAL_DIFF=echo git log -p -1 HEAD |
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grep "^diff --git a/file b/file"
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'
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test_expect_success 'GIT_EXTERNAL_DIFF environment and --no-ext-diff' '
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GIT_EXTERNAL_DIFF=echo git diff --no-ext-diff |
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grep "^diff --git a/file b/file"
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'
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test_expect_success SYMLINKS 'typechange diff' '
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rm -f file &&
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ln -s elif file &&
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GIT_EXTERNAL_DIFF=echo git diff | {
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read path oldfile oldhex oldmode newfile newhex newmode &&
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test "z$path" = zfile &&
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test "z$oldmode" = z100644 &&
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test "z$newhex" = "z$ZERO_OID" &&
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test "z$newmode" = z120000 &&
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oh=$(git rev-parse --verify HEAD:file) &&
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test "z$oh" = "z$oldhex"
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} &&
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GIT_EXTERNAL_DIFF=echo git diff --no-ext-diff >actual &&
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git diff >expect &&
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test_cmp expect actual
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'
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test_expect_success 'diff.external' '
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git reset --hard &&
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echo third >file &&
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test_config diff.external echo &&
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git diff | {
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read path oldfile oldhex oldmode newfile newhex newmode &&
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test "z$path" = zfile &&
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test "z$oldmode" = z100644 &&
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test "z$newhex" = "z$ZERO_OID" &&
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test "z$newmode" = z100644 &&
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oh=$(git rev-parse --verify HEAD:file) &&
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test "z$oh" = "z$oldhex"
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}
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'
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test_expect_success 'diff.external should apply only to diff' '
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test_config diff.external echo &&
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git log -p -1 HEAD |
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grep "^diff --git a/file b/file"
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'
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test_expect_success 'diff.external and --no-ext-diff' '
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test_config diff.external echo &&
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git diff --no-ext-diff |
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grep "^diff --git a/file b/file"
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'
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test_expect_success 'diff attribute' '
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git reset --hard &&
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echo third >file &&
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git config diff.parrot.command echo &&
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echo >.gitattributes "file diff=parrot" &&
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git diff | {
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read path oldfile oldhex oldmode newfile newhex newmode &&
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test "z$path" = zfile &&
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test "z$oldmode" = z100644 &&
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test "z$newhex" = "z$ZERO_OID" &&
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test "z$newmode" = z100644 &&
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oh=$(git rev-parse --verify HEAD:file) &&
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test "z$oh" = "z$oldhex"
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}
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'
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test_expect_success 'diff attribute should apply only to diff' '
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git log -p -1 HEAD |
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grep "^diff --git a/file b/file"
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'
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test_expect_success 'diff attribute and --no-ext-diff' '
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git diff --no-ext-diff |
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grep "^diff --git a/file b/file"
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'
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test_expect_success 'diff attribute' '
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git config --unset diff.parrot.command &&
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git config diff.color.command echo &&
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echo >.gitattributes "file diff=color" &&
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git diff | {
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read path oldfile oldhex oldmode newfile newhex newmode &&
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test "z$path" = zfile &&
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test "z$oldmode" = z100644 &&
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test "z$newhex" = "z$ZERO_OID" &&
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test "z$newmode" = z100644 &&
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oh=$(git rev-parse --verify HEAD:file) &&
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test "z$oh" = "z$oldhex"
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}
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'
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test_expect_success 'diff attribute should apply only to diff' '
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git log -p -1 HEAD |
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grep "^diff --git a/file b/file"
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'
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test_expect_success 'diff attribute and --no-ext-diff' '
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git diff --no-ext-diff |
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grep "^diff --git a/file b/file"
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'
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test_expect_success 'GIT_EXTERNAL_DIFF trumps diff.external' '
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>.gitattributes &&
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test_config diff.external "echo ext-global" &&
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GIT_EXTERNAL_DIFF="echo ext-env" git diff | grep ext-env
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'
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test_expect_success 'attributes trump GIT_EXTERNAL_DIFF and diff.external' '
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test_config diff.foo.command "echo ext-attribute" &&
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test_config diff.external "echo ext-global" &&
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echo "file diff=foo" >.gitattributes &&
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GIT_EXTERNAL_DIFF="echo ext-env" git diff | grep ext-attribute
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'
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test_expect_success 'no diff with -diff' '
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echo >.gitattributes "file -diff" &&
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git diff | grep Binary
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'
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echo NULZbetweenZwords | perl -pe 'y/Z/\000/' > file
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test_expect_success 'force diff with "diff"' '
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after=$(git hash-object file) &&
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after=$(git rev-parse --short $after) &&
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echo >.gitattributes "file diff" &&
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git diff >actual &&
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sed -e "s/^index .*/index $before..$after 100644/" \
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"$TEST_DIRECTORY"/t4020/diff.NUL >expected-diff &&
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test_cmp expected-diff actual
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'
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test_expect_success 'GIT_EXTERNAL_DIFF with more than one changed files' '
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echo anotherfile > file2 &&
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git add file2 &&
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git commit -m "added 2nd file" &&
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echo modified >file2 &&
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GIT_EXTERNAL_DIFF=echo git diff
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'
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test_expect_success 'GIT_EXTERNAL_DIFF path counter/total' '
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write_script external-diff.sh <<-\EOF &&
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echo $GIT_DIFF_PATH_COUNTER of $GIT_DIFF_PATH_TOTAL >>counter.txt
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EOF
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>counter.txt &&
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cat >expect <<-\EOF &&
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1 of 2
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2 of 2
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EOF
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GIT_EXTERNAL_DIFF=./external-diff.sh git diff &&
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test_cmp expect counter.txt
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'
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test_expect_success 'GIT_EXTERNAL_DIFF generates pretty paths' '
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touch file.ext &&
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git add file.ext &&
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echo with extension > file.ext &&
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GIT_EXTERNAL_DIFF=echo git diff file.ext | grep ......_file\.ext &&
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git update-index --force-remove file.ext &&
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rm file.ext
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'
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echo "#!$SHELL_PATH" >fake-diff.sh
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cat >> fake-diff.sh <<\EOF
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cat $2 >> crlfed.txt
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EOF
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chmod a+x fake-diff.sh
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keep_only_cr () {
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tr -dc '\015'
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}
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test_expect_success 'external diff with autocrlf = true' '
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test_config core.autocrlf true &&
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GIT_EXTERNAL_DIFF=./fake-diff.sh git diff &&
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test $(wc -l < crlfed.txt) = $(cat crlfed.txt | keep_only_cr | wc -c)
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'
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test_expect_success 'diff --cached' '
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test_config core.autocrlf true &&
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git add file &&
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git update-index --assume-unchanged file &&
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echo second >file &&
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git diff --cached >actual &&
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test_cmp expected-diff actual
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'
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test_expect_success 'clean up crlf leftovers' '
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git update-index --no-assume-unchanged file &&
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rm -f file* &&
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git reset --hard
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'
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test_expect_success 'submodule diff' '
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git init sub &&
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( cd sub && test_commit sub1 ) &&
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git add sub &&
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test_tick &&
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git commit -m "add submodule" &&
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( cd sub && test_commit sub2 ) &&
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write_script gather_pre_post.sh <<-\EOF &&
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echo "$1 $4" # path, mode
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cat "$2" # old file
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cat "$5" # new file
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EOF
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GIT_EXTERNAL_DIFF=./gather_pre_post.sh git diff >actual &&
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cat >expected <<-EOF &&
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sub 160000
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Subproject commit $(git rev-parse HEAD:sub)
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Subproject commit $(cd sub && git rev-parse HEAD)
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EOF
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test_cmp expected actual
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'
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test_done
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