1 files changed, 133 insertions, 0 deletions
diff --git a/t/t0001-init.sh b/t/t0001-init.sh
new file mode 100755
index 0000000000..b0289e397a
--- /dev/null
+++ b/t/t0001-init.sh
@@ -0,0 +1,133 @@
+#!/bin/sh
+
+test_description='git init'
+
+. ./test-lib.sh
+
+check_config () {
+	if test -d "$1" && test -f "$1/config" && test -d "$1/refs"
+	then
+		: happy
+	else
+		echo "expected a directory $1, a file $1/config and $1/refs"
+		return 1
+	fi
+	bare=$(GIT_CONFIG="$1/config" git config --bool core.bare)
+	worktree=$(GIT_CONFIG="$1/config" git config core.worktree) ||
+	worktree=unset
+
+	test "$bare" = "$2" && test "$worktree" = "$3" || {
+		echo "expected bare=$2 worktree=$3"
+		echo "     got bare=$bare worktree=$worktree"
+		return 1
+	}
+}
+
+test_expect_success 'plain' '
+	(
+		unset GIT_DIR GIT_WORK_TREE
+		mkdir plain &&
+		cd plain &&
+		git init
+	) &&
+	check_config plain/.git false unset
+'
+
+test_expect_success 'plain with GIT_WORK_TREE' '
+	if (
+		unset GIT_DIR
+		mkdir plain-wt &&
+		cd plain-wt &&
+		GIT_WORK_TREE=$(pwd) git init
+	)
+	then
+		echo Should have failed -- GIT_WORK_TREE should not be used
+		false
+	fi
+'
+
+test_expect_success 'plain bare' '
+	(
+		unset GIT_DIR GIT_WORK_TREE GIT_CONFIG
+		mkdir plain-bare-1 &&
+		cd plain-bare-1 &&
+		git --bare init
+	) &&
+	check_config plain-bare-1 true unset
+'
+
+test_expect_success 'plain bare with GIT_WORK_TREE' '
+	if (
+		unset GIT_DIR GIT_CONFIG
+		mkdir plain-bare-2 &&
+		cd plain-bare-2 &&
+		GIT_WORK_TREE=$(pwd) git --bare init
+	)
+	then
+		echo Should have failed -- GIT_WORK_TREE should not be used
+		false
+	fi
+'
+
+test_expect_success 'GIT_DIR bare' '
+
+	(
+		unset GIT_CONFIG
+		mkdir git-dir-bare.git &&
+		GIT_DIR=git-dir-bare.git git init
+	) &&
+	check_config git-dir-bare.git true unset
+'
+
+test_expect_success 'GIT_DIR non-bare' '
+
+	(
+		unset GIT_CONFIG
+		mkdir non-bare &&
+		cd non-bare &&
+		GIT_DIR=.git git init
+	) &&
+	check_config non-bare/.git false unset
+'
+
+test_expect_success 'GIT_DIR & GIT_WORK_TREE (1)' '
+
+	(
+		unset GIT_CONFIG
+		mkdir git-dir-wt-1.git &&
+		GIT_WORK_TREE=$(pwd) GIT_DIR=git-dir-wt-1.git git init
+	) &&
+	check_config git-dir-wt-1.git false "$(pwd)"
+'
+
+test_expect_success 'GIT_DIR & GIT_WORK_TREE (2)' '
+
+	if (
+		unset GIT_CONFIG
+		mkdir git-dir-wt-2.git &&
+		GIT_WORK_TREE=$(pwd) GIT_DIR=git-dir-wt-2.git git --bare init
+	)
+	then
+		echo Should have failed -- --bare should not be used
+		false
+	fi
+'
+
+test_expect_success 'reinit' '
+
+	(
+		unset GIT_CONFIG GIT_WORK_TREE GIT_CONFIG
+
+		mkdir again &&
+		cd again &&
+		git init >out1 2>err1 &&
+		git init >out2 2>err2
+	) &&
+	grep "Initialized empty" again/out1 &&
+	grep "Reinitialized existing" again/out2 &&
+	>again/empty &&
+	test_cmp again/empty again/err1 &&
+	test_cmp again/empty again/err2
+'
+
+test_done