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-rwxr-xr-xt/t2013-checkout-submodule.sh75
1 files changed, 75 insertions, 0 deletions
diff --git a/t/t2013-checkout-submodule.sh b/t/t2013-checkout-submodule.sh
new file mode 100755
index 0000000000..8f86b5f4b2
--- /dev/null
+++ b/t/t2013-checkout-submodule.sh
@@ -0,0 +1,75 @@
+#!/bin/sh
+
+test_description='checkout can handle submodules'
+
+. ./test-lib.sh
+. "$TEST_DIRECTORY"/lib-submodule-update.sh
+
+test_expect_success 'setup' '
+ mkdir submodule &&
+ (cd submodule &&
+ git init &&
+ test_commit first) &&
+ git add submodule &&
+ test_tick &&
+ git commit -m superproject &&
+ (cd submodule &&
+ test_commit second) &&
+ git add submodule &&
+ test_tick &&
+ git commit -m updated.superproject
+'
+
+test_expect_success '"reset <submodule>" updates the index' '
+ git update-index --refresh &&
+ git diff-files --quiet &&
+ git diff-index --quiet --cached HEAD &&
+ git reset HEAD^ submodule &&
+ test_must_fail git diff-files --quiet &&
+ git reset submodule &&
+ git diff-files --quiet
+'
+
+test_expect_success '"checkout <submodule>" updates the index only' '
+ git update-index --refresh &&
+ git diff-files --quiet &&
+ git diff-index --quiet --cached HEAD &&
+ git checkout HEAD^ submodule &&
+ test_must_fail git diff-files --quiet &&
+ git checkout HEAD submodule &&
+ git diff-files --quiet
+'
+
+test_expect_success '"checkout <submodule>" honors diff.ignoreSubmodules' '
+ git config diff.ignoreSubmodules dirty &&
+ echo x> submodule/untracked &&
+ git checkout HEAD >actual 2>&1 &&
+ test_must_be_empty actual
+'
+
+test_expect_success '"checkout <submodule>" honors submodule.*.ignore from .gitmodules' '
+ git config diff.ignoreSubmodules none &&
+ git config -f .gitmodules submodule.submodule.path submodule &&
+ git config -f .gitmodules submodule.submodule.ignore untracked &&
+ git checkout HEAD >actual 2>&1 &&
+ test_must_be_empty actual
+'
+
+test_expect_success '"checkout <submodule>" honors submodule.*.ignore from .git/config' '
+ git config -f .gitmodules submodule.submodule.ignore none &&
+ git config submodule.submodule.path submodule &&
+ git config submodule.submodule.ignore all &&
+ git checkout HEAD >actual 2>&1 &&
+ test_must_be_empty actual
+'
+
+KNOWN_FAILURE_DIRECTORY_SUBMODULE_CONFLICTS=1
+test_submodule_switch_recursing_with_args "checkout"
+
+test_submodule_forced_switch_recursing_with_args "checkout -f"
+
+test_submodule_switch "git checkout"
+
+test_submodule_forced_switch "git checkout -f"
+
+test_done