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[PATCH v3 1/4] reset: add a few tests for "git reset --merge"

From
Christian Couder <chriscool@tuxfamily.org>
Date
Sep 17, 2009, 04:14 UTC
Message-ID
<20090917041440.4048.96587.chriscool@tuxfamily.org>
In-Reply-To
<20090917040835.4048.51057.chriscool@tuxfamily.org>

Commit 9e8eceab ("Add 'merge' mode to 'git reset'", 2008-12-01), added the --merge option to git reset, but there were no test cases for it.

This was not a big problem because "git reset" was just forking and execing "git read-tree", but this will change in a following patch.

So let's add a few test cases to make sure that there will be no regression.

Signed-off-by: Christian Couder <chriscool@tuxfamily.org>
---
 t/t7110-reset-merge.sh |   87 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 87 insertions(+), 0 deletions(-)
 create mode 100755 t/t7110-reset-merge.sh
diff --git a/t/t7110-reset-merge.sh b/t/t7110-reset-merge.sh
new file mode 100755
index 0000000..8a28553
--- /dev/null
+++ b/t/t7110-reset-merge.sh
@@ -0,0 +1,87 @@
+#!/bin/sh
+#
+# Copyright (c) 2009 Christian Couder
+#
+
+test_description='Tests for "git reset --merge"'
+
+. ./test-lib.sh
+
+test_expect_success 'creating initial files' '
+     echo "line 1" >> file1 &&
+     echo "line 2" >> file1 &&
+     echo "line 3" >> file1 &&
+     cp file1 file2 &&
+     git add file1 file2 &&
+     test_tick &&
+     git commit -m "Initial commit"
+'
+
+test_expect_success 'reset --merge is ok with changes in file it does not touch' '
+     echo "line 4" >> file1 &&
+     echo "line 4" >> file2 &&
+     test_tick &&
+     git commit -m "add line 4" file1 &&
+     git reset --merge HEAD^ &&
+     ! grep 4 file1 &&
+     grep 4 file2 &&
+     git reset --merge HEAD@{1} &&
+     grep 4 file1 &&
+     grep 4 file2
+'
+
+test_expect_success 'reset --merge discards changes added to index (1)' '
+     echo "line 5" >> file1 &&
+     git add file1 &&
+     git reset --merge HEAD^ &&
+     ! grep 4 file1 &&
+     ! grep 5 file1 &&
+     grep 4 file2 &&
+     echo "line 5" >> file2 &&
+     git add file2 &&
+     git reset --merge HEAD@{1} &&
+     ! grep 4 file2 &&
+     ! grep 5 file1 &&
+     grep 4 file1
+'
+
+test_expect_success 'reset --merge discards changes added to index (2)' '
+     echo "line 4" >> file2 &&
+     git add file2 &&
+     git reset --merge HEAD^ &&
+     ! grep 4 file2 &&
+     git reset --merge HEAD@{1} &&
+     ! grep 4 file2 &&
+     grep 4 file1
+'
+
+test_expect_success 'reset --merge fails with changes in file it touches' '
+     echo "line 5" >> file1 &&
+     test_tick &&
+     git commit -m "add line 5" file1 &&
+     sed -e "s/line 1/changed line 1/" <file1 >file3 &&
+     mv file3 file1 &&
+     test_must_fail git reset --merge HEAD^ 2>err.log &&
+     grep file1 err.log | grep "not uptodate" &&
+     git reset --hard HEAD^
+'
+
+test_expect_success 'setup 2 different branches' '
+     git branch branch1 &&
+     git branch branch2 &&
+     git checkout branch1 &&
+     echo "line 5 in branch1" >> file1 &&
+     test_tick &&
+     git commit -a -m "change in branch1" &&
+     git checkout branch2 &&
+     echo "line 5 in branch2" >> file1 &&
+     test_tick &&
+     git commit -a -m "change in branch2"
+'
+
+test_expect_success 'reset --merge fails with pending merge' '
+     test_must_fail git merge branch1 &&
+     test_must_fail git reset --merge HEAD^
+'
+
+test_done
-- 
1.6.5.rc0.150.g38fe6
Previous: Christian CouderNext: Christian Couder
Message 2 of 15 in “"git reset --merge" related improvements”
  1. 0/4 "git reset --merge" related improvementsChristian Couder, Sep 17, 2009
  2. 1/4 reset: add a few tests for "git reset --merge"Christian Couder, Sep 17, 2009
  3. 2/4 reset: use "unpack_trees()" directly instead of "git read-tree"Christian Couder, Sep 17, 2009
  4. 3/4 reset: add option "--merge-safe" to "git reset"Christian Couder, Sep 17, 2009
  5. Junio C HamanoSep 17, 2009
  6. Johannes SixtSep 17, 2009
  7. Junio C HamanoSep 17, 2009
  8. Johannes SixtSep 17, 2009
  9. Christian CouderSep 17, 2009
  10. Johannes SixtSep 17, 2009
  11. Christian CouderSep 17, 2009
  12. Junio C HamanoSep 17, 2009
  13. Christian CouderSep 17, 2009
  14. Daniel BarkalowSep 17, 2009
  15. 4/4 reset: add test cases for "--merge-safe" optionChristian Couder, Sep 17, 2009

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