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-rwxr-xr-xt/t7814-grep-recurse-submodules.sh383
1 files changed, 383 insertions, 0 deletions
diff --git a/t/t7814-grep-recurse-submodules.sh b/t/t7814-grep-recurse-submodules.sh
new file mode 100755
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+++ b/t/t7814-grep-recurse-submodules.sh
@@ -0,0 +1,383 @@
+#!/bin/sh
+
+test_description='Test grep recurse-submodules feature
+
+This test verifies the recurse-submodules feature correctly greps across
+submodules.
+'
+
+. ./test-lib.sh
+
+test_expect_success 'setup directory structure and submodule' '
+ echo "(1|2)d(3|4)" >a &&
+ mkdir b &&
+ echo "(3|4)" >b/b &&
+ git add a b &&
+ git commit -m "add a and b" &&
+ git init submodule &&
+ echo "(1|2)d(3|4)" >submodule/a &&
+ git -C submodule add a &&
+ git -C submodule commit -m "add a" &&
+ git submodule add ./submodule &&
+ git commit -m "added submodule"
+'
+
+test_expect_success 'grep correctly finds patterns in a submodule' '
+ cat >expect <<-\EOF &&
+ a:(1|2)d(3|4)
+ b/b:(3|4)
+ submodule/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep finds patterns in a submodule via config' '
+ test_config submodule.recurse true &&
+ # expect from previous test
+ git grep -e "(3|4)" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep --no-recurse-submodules overrides config' '
+ test_config submodule.recurse true &&
+ cat >expect <<-\EOF &&
+ a:(1|2)d(3|4)
+ b/b:(3|4)
+ EOF
+
+ git grep -e "(3|4)" --no-recurse-submodules >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep and basic pathspecs' '
+ cat >expect <<-\EOF &&
+ submodule/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e. --recurse-submodules -- submodule >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep and nested submodules' '
+ git init submodule/sub &&
+ echo "(1|2)d(3|4)" >submodule/sub/a &&
+ git -C submodule/sub add a &&
+ git -C submodule/sub commit -m "add a" &&
+ git -C submodule submodule add ./sub &&
+ git -C submodule add sub &&
+ git -C submodule commit -m "added sub" &&
+ git add submodule &&
+ git commit -m "updated submodule" &&
+
+ cat >expect <<-\EOF &&
+ a:(1|2)d(3|4)
+ b/b:(3|4)
+ submodule/a:(1|2)d(3|4)
+ submodule/sub/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep and multiple patterns' '
+ cat >expect <<-\EOF &&
+ a:(1|2)d(3|4)
+ submodule/a:(1|2)d(3|4)
+ submodule/sub/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --and -e "(1|2)" --recurse-submodules >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep and multiple patterns' '
+ cat >expect <<-\EOF &&
+ b/b:(3|4)
+ EOF
+
+ git grep -e "(3|4)" --and --not -e "(1|2)" --recurse-submodules >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'basic grep tree' '
+ cat >expect <<-\EOF &&
+ HEAD:a:(1|2)d(3|4)
+ HEAD:b/b:(3|4)
+ HEAD:submodule/a:(1|2)d(3|4)
+ HEAD:submodule/sub/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules HEAD >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep tree HEAD^' '
+ cat >expect <<-\EOF &&
+ HEAD^:a:(1|2)d(3|4)
+ HEAD^:b/b:(3|4)
+ HEAD^:submodule/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules HEAD^ >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep tree HEAD^^' '
+ cat >expect <<-\EOF &&
+ HEAD^^:a:(1|2)d(3|4)
+ HEAD^^:b/b:(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules HEAD^^ >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep tree and pathspecs' '
+ cat >expect <<-\EOF &&
+ HEAD:submodule/a:(1|2)d(3|4)
+ HEAD:submodule/sub/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules HEAD -- submodule >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep tree and pathspecs' '
+ cat >expect <<-\EOF &&
+ HEAD:submodule/a:(1|2)d(3|4)
+ HEAD:submodule/sub/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules HEAD -- "submodule*a" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep tree and more pathspecs' '
+ cat >expect <<-\EOF &&
+ HEAD:submodule/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules HEAD -- "submodul?/a" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep tree and more pathspecs' '
+ cat >expect <<-\EOF &&
+ HEAD:submodule/sub/a:(1|2)d(3|4)
+ EOF
+
+ git grep -e "(3|4)" --recurse-submodules HEAD -- "submodul*/sub/a" >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success !MINGW 'grep recurse submodule colon in name' '
+ git init parent &&
+ test_when_finished "rm -rf parent" &&
+ echo "(1|2)d(3|4)" >"parent/fi:le" &&
+ git -C parent add "fi:le" &&
+ git -C parent commit -m "add fi:le" &&
+
+ git init "su:b" &&
+ test_when_finished "rm -rf su:b" &&
+ echo "(1|2)d(3|4)" >"su:b/fi:le" &&
+ git -C "su:b" add "fi:le" &&
+ git -C "su:b" commit -m "add fi:le" &&
+
+ git -C parent submodule add "../su:b" "su:b" &&
+ git -C parent commit -m "add submodule" &&
+
+ cat >expect <<-\EOF &&
+ fi:le:(1|2)d(3|4)
+ su:b/fi:le:(1|2)d(3|4)
+ EOF
+ git -C parent grep -e "(1|2)d(3|4)" --recurse-submodules >actual &&
+ test_cmp expect actual &&
+
+ cat >expect <<-\EOF &&
+ HEAD:fi:le:(1|2)d(3|4)
+ HEAD:su:b/fi:le:(1|2)d(3|4)
+ EOF
+ git -C parent grep -e "(1|2)d(3|4)" --recurse-submodules HEAD >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep history with moved submoules' '
+ git init parent &&
+ test_when_finished "rm -rf parent" &&
+ echo "(1|2)d(3|4)" >parent/file &&
+ git -C parent add file &&
+ git -C parent commit -m "add file" &&
+
+ git init sub &&
+ test_when_finished "rm -rf sub" &&
+ echo "(1|2)d(3|4)" >sub/file &&
+ git -C sub add file &&
+ git -C sub commit -m "add file" &&
+
+ git -C parent submodule add ../sub dir/sub &&
+ git -C parent commit -m "add submodule" &&
+
+ cat >expect <<-\EOF &&
+ dir/sub/file:(1|2)d(3|4)
+ file:(1|2)d(3|4)
+ EOF
+ git -C parent grep -e "(1|2)d(3|4)" --recurse-submodules >actual &&
+ test_cmp expect actual &&
+
+ git -C parent mv dir/sub sub-moved &&
+ git -C parent commit -m "moved submodule" &&
+
+ cat >expect <<-\EOF &&
+ file:(1|2)d(3|4)
+ sub-moved/file:(1|2)d(3|4)
+ EOF
+ git -C parent grep -e "(1|2)d(3|4)" --recurse-submodules >actual &&
+ test_cmp expect actual &&
+
+ cat >expect <<-\EOF &&
+ HEAD^:dir/sub/file:(1|2)d(3|4)
+ HEAD^:file:(1|2)d(3|4)
+ EOF
+ git -C parent grep -e "(1|2)d(3|4)" --recurse-submodules HEAD^ >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep using relative path' '
+ test_when_finished "rm -rf parent sub" &&
+ git init sub &&
+ echo "(1|2)d(3|4)" >sub/file &&
+ git -C sub add file &&
+ git -C sub commit -m "add file" &&
+
+ git init parent &&
+ echo "(1|2)d(3|4)" >parent/file &&
+ git -C parent add file &&
+ mkdir parent/src &&
+ echo "(1|2)d(3|4)" >parent/src/file2 &&
+ git -C parent add src/file2 &&
+ git -C parent submodule add ../sub &&
+ git -C parent commit -m "add files and submodule" &&
+
+ # From top works
+ cat >expect <<-\EOF &&
+ file:(1|2)d(3|4)
+ src/file2:(1|2)d(3|4)
+ sub/file:(1|2)d(3|4)
+ EOF
+ git -C parent grep --recurse-submodules -e "(1|2)d(3|4)" >actual &&
+ test_cmp expect actual &&
+
+ # Relative path to top
+ cat >expect <<-\EOF &&
+ ../file:(1|2)d(3|4)
+ file2:(1|2)d(3|4)
+ ../sub/file:(1|2)d(3|4)
+ EOF
+ git -C parent/src grep --recurse-submodules -e "(1|2)d(3|4)" -- .. >actual &&
+ test_cmp expect actual &&
+
+ # Relative path to submodule
+ cat >expect <<-\EOF &&
+ ../sub/file:(1|2)d(3|4)
+ EOF
+ git -C parent/src grep --recurse-submodules -e "(1|2)d(3|4)" -- ../sub >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'grep from a subdir' '
+ test_when_finished "rm -rf parent sub" &&
+ git init sub &&
+ echo "(1|2)d(3|4)" >sub/file &&
+ git -C sub add file &&
+ git -C sub commit -m "add file" &&
+
+ git init parent &&
+ mkdir parent/src &&
+ echo "(1|2)d(3|4)" >parent/src/file &&
+ git -C parent add src/file &&
+ git -C parent submodule add ../sub src/sub &&
+ git -C parent submodule add ../sub sub &&
+ git -C parent commit -m "add files and submodules" &&
+
+ # Verify grep from root works
+ cat >expect <<-\EOF &&
+ src/file:(1|2)d(3|4)
+ src/sub/file:(1|2)d(3|4)
+ sub/file:(1|2)d(3|4)
+ EOF
+ git -C parent grep --recurse-submodules -e "(1|2)d(3|4)" >actual &&
+ test_cmp expect actual &&
+
+ # Verify grep from a subdir works
+ cat >expect <<-\EOF &&
+ file:(1|2)d(3|4)
+ sub/file:(1|2)d(3|4)
+ EOF
+ git -C parent/src grep --recurse-submodules -e "(1|2)d(3|4)" >actual &&
+ test_cmp expect actual
+'
+
+test_incompatible_with_recurse_submodules ()
+{
+ test_expect_success "--recurse-submodules and $1 are incompatible" "
+ test_must_fail git grep -e. --recurse-submodules $1 2>actual &&
+ test_i18ngrep 'not supported with --recurse-submodules' actual
+ "
+}
+
+test_incompatible_with_recurse_submodules --untracked
+test_incompatible_with_recurse_submodules --no-index
+
+test_expect_success 'grep --recurse-submodules should pass the pattern type along' '
+ # Fixed
+ test_must_fail git grep -F --recurse-submodules -e "(.|.)[\d]" &&
+ test_must_fail git -c grep.patternType=fixed grep --recurse-submodules -e "(.|.)[\d]" &&
+
+ # Basic
+ git grep -G --recurse-submodules -e "(.|.)[\d]" >actual &&
+ cat >expect <<-\EOF &&
+ a:(1|2)d(3|4)
+ submodule/a:(1|2)d(3|4)
+ submodule/sub/a:(1|2)d(3|4)
+ EOF
+ test_cmp expect actual &&
+ git -c grep.patternType=basic grep --recurse-submodules -e "(.|.)[\d]" >actual &&
+ test_cmp expect actual &&
+
+ # Extended
+ git grep -E --recurse-submodules -e "(.|.)[\d]" >actual &&
+ cat >expect <<-\EOF &&
+ .gitmodules:[submodule "submodule"]
+ .gitmodules: path = submodule
+ .gitmodules: url = ./submodule
+ a:(1|2)d(3|4)
+ submodule/.gitmodules:[submodule "sub"]
+ submodule/a:(1|2)d(3|4)
+ submodule/sub/a:(1|2)d(3|4)
+ EOF
+ test_cmp expect actual &&
+ git -c grep.patternType=extended grep --recurse-submodules -e "(.|.)[\d]" >actual &&
+ test_cmp expect actual &&
+ git -c grep.extendedRegexp=true grep --recurse-submodules -e "(.|.)[\d]" >actual &&
+ test_cmp expect actual &&
+
+ # Perl
+ if test_have_prereq PCRE
+ then
+ git grep -P --recurse-submodules -e "(.|.)[\d]" >actual &&
+ cat >expect <<-\EOF &&
+ a:(1|2)d(3|4)
+ b/b:(3|4)
+ submodule/a:(1|2)d(3|4)
+ submodule/sub/a:(1|2)d(3|4)
+ EOF
+ test_cmp expect actual &&
+ git -c grep.patternType=perl grep --recurse-submodules -e "(.|.)[\d]" >actual &&
+ test_cmp expect actual
+ fi
+'
+
+test_done