t: add tests for restore

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 99 insertions, 0 deletions

diff --git a/t/t2070-restore.sh b/t/t2070-restore.sh
new file mode 100755
index 0000000000..73ea13ede9
--- /dev/null
+++ b/t/t2070-restore.sh
@@ -0,0 +1,99 @@
+#!/bin/sh
+
+test_description='restore basic functionality'
+
+. ./test-lib.sh
+
+test_expect_success 'setup' '
+	test_commit first &&
+	echo first-and-a-half >>first.t &&
+	git add first.t &&
+	test_commit second &&
+	echo one >one &&
+	echo two >two &&
+	echo untracked >untracked &&
+	echo ignored >ignored &&
+	echo /ignored >.gitignore &&
+	git add one two .gitignore &&
+	git update-ref refs/heads/one master
+'
+
+test_expect_success 'restore without pathspec is not ok' '
+	test_must_fail git restore &&
+	test_must_fail git restore --source=first
+'
+
+test_expect_success 'restore a file, ignoring branch of same name' '
+	cat one >expected &&
+	echo dirty >>one &&
+	git restore one &&
+	test_cmp expected one
+'
+
+test_expect_success 'restore a file on worktree from another ref' '
+	test_when_finished git reset --hard &&
+	git cat-file blob first:./first.t >expected &&
+	git restore --source=first first.t &&
+	test_cmp expected first.t &&
+	git cat-file blob HEAD:./first.t >expected &&
+	git show :first.t >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'restore a file in the index from another ref' '
+	test_when_finished git reset --hard &&
+	git cat-file blob first:./first.t >expected &&
+	git restore --source=first --staged first.t &&
+	git show :first.t >actual &&
+	test_cmp expected actual &&
+	git cat-file blob HEAD:./first.t >expected &&
+	test_cmp expected first.t
+'
+
+test_expect_success 'restore a file in both the index and worktree from another ref' '
+	test_when_finished git reset --hard &&
+	git cat-file blob first:./first.t >expected &&
+	git restore --source=first --staged --worktree first.t &&
+	git show :first.t >actual &&
+	test_cmp expected actual &&
+	test_cmp expected first.t
+'
+
+test_expect_success 'restore --staged uses HEAD as source' '
+	test_when_finished git reset --hard &&
+	git cat-file blob :./first.t >expected &&
+	echo index-dirty >>first.t &&
+	git add first.t &&
+	git restore --staged first.t &&
+	git cat-file blob :./first.t >actual &&
+	test_cmp expected actual
+'
+
+test_expect_success 'restore --ignore-unmerged ignores unmerged entries' '
+	git init unmerged &&
+	(
+		cd unmerged &&
+		echo one >unmerged &&
+		echo one >common &&
+		git add unmerged common &&
+		git commit -m common &&
+		git switch -c first &&
+		echo first >unmerged &&
+		git commit -am first &&
+		git switch -c second master &&
+		echo second >unmerged &&
+		git commit -am second &&
+		test_must_fail git merge first &&
+
+		echo dirty >>common &&
+		test_must_fail git restore . &&
+
+		git restore --ignore-unmerged --quiet . >output 2>&1 &&
+		git diff common >diff-output &&
+		: >empty &&
+		test_cmp empty output &&
+		test_cmp empty diff-output
+	)
+'
+
+test_done