tag_exists myhead
'
+test_expect_success '--force can create a tag with the name of one existing' '
+ tag_exists mytag &&
+ git tag --force mytag &&
+ tag_exists mytag'
+
+test_expect_success '--force is moot with a non-existing tag name' '
+ git tag newtag >expect &&
+ git tag --force forcetag >actual &&
+ test_cmp expect actual
+'
+git tag -d newtag forcetag
+
# deleting tags:
test_expect_success 'trying to delete an unknown tag should fail' '
test_cmp expect actual
'
+test_expect_success 'lexical sort' '
+ git tag foo1.3 &&
+ git tag foo1.6 &&
+ git tag foo1.10 &&
+ git tag -l --sort=refname "foo*" >actual &&
+ cat >expect <<EOF &&
+foo1.10
+foo1.3
+foo1.6
+EOF
+ test_cmp expect actual
+'
+
+test_expect_success 'version sort' '
+ git tag -l --sort=version:refname "foo*" >actual &&
+ cat >expect <<EOF &&
+foo1.3
+foo1.6
+foo1.10
+EOF
+ test_cmp expect actual
+'
+
+test_expect_success 'reverse version sort' '
+ git tag -l --sort=-version:refname "foo*" >actual &&
+ cat >expect <<EOF &&
+foo1.10
+foo1.6
+foo1.3
+EOF
+ test_cmp expect actual
+'
+
+test_expect_success 'reverse lexical sort' '
+ git tag -l --sort=-refname "foo*" >actual &&
+ cat >expect <<EOF &&
+foo1.6
+foo1.3
+foo1.10
+EOF
+ test_cmp expect actual
+'
+
test_done