Use gitattributes to define per-path whitespace rule

diff --git a/t/t0020-crlf.sh b/t/t0020-crlf.sh
index 723b29ad17f778f9f9a96682dee1793191b88667..62bc4bb077d06920509228b9fcd6464472e96dc2 100755 (executable)
--- a/t/t0020-crlf.sh
+++ b/t/t0020-crlf.sh
@@ -4,6 +4,10 @@ test_description='CRLF conversion'
 
 . ./test-lib.sh
 
+q_to_nul () {
+       tr Q '\0'
+}
+
 append_cr () {
        sed -e 's/$/Q/' | tr Q '\015'
 }
@@ -20,6 +24,7 @@ test_expect_success setup '
        for w in Hello world how are you; do echo $w; done >one &&
        mkdir dir &&
        for w in I am very very fine thank you; do echo $w; done >dir/two &&
+       for w in Oh here is NULQin text here; do echo $w; done | q_to_nul >three &&
        git add . &&
 
        git commit -m initial &&
@@ -27,6 +32,7 @@ test_expect_success setup '
        one=`git rev-parse HEAD:one` &&
        dir=`git rev-parse HEAD:dir` &&
        two=`git rev-parse HEAD:dir/two` &&
+       three=`git rev-parse HEAD:three` &&
 
        for w in Some extra lines here; do echo $w; done >>one &&
        git diff >patch.file &&
@@ -38,7 +44,7 @@ test_expect_success setup '
 
 test_expect_success 'update with autocrlf=input' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git read-tree --reset -u HEAD &&
        git repo-config core.autocrlf input &&
 
@@ -62,7 +68,7 @@ test_expect_success 'update with autocrlf=input' '
 
 test_expect_success 'update with autocrlf=true' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git read-tree --reset -u HEAD &&
        git repo-config core.autocrlf true &&
 
@@ -86,7 +92,7 @@ test_expect_success 'update with autocrlf=true' '
 
 test_expect_success 'checkout with autocrlf=true' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf true &&
        git read-tree --reset -u HEAD &&
 
@@ -110,7 +116,7 @@ test_expect_success 'checkout with autocrlf=true' '
 
 test_expect_success 'checkout with autocrlf=input' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf input &&
        git read-tree --reset -u HEAD &&
 
@@ -136,7 +142,7 @@ test_expect_success 'checkout with autocrlf=input' '
 
 test_expect_success 'apply patch (autocrlf=input)' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf input &&
        git read-tree --reset -u HEAD &&
 
@@ -149,7 +155,7 @@ test_expect_success 'apply patch (autocrlf=input)' '
 
 test_expect_success 'apply patch --cached (autocrlf=input)' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf input &&
        git read-tree --reset -u HEAD &&
 
@@ -162,7 +168,7 @@ test_expect_success 'apply patch --cached (autocrlf=input)' '
 
 test_expect_success 'apply patch --index (autocrlf=input)' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf input &&
        git read-tree --reset -u HEAD &&
 
@@ -176,7 +182,7 @@ test_expect_success 'apply patch --index (autocrlf=input)' '
 
 test_expect_success 'apply patch (autocrlf=true)' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf true &&
        git read-tree --reset -u HEAD &&
 
@@ -189,7 +195,7 @@ test_expect_success 'apply patch (autocrlf=true)' '
 
 test_expect_success 'apply patch --cached (autocrlf=true)' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf true &&
        git read-tree --reset -u HEAD &&
 
@@ -202,7 +208,7 @@ test_expect_success 'apply patch --cached (autocrlf=true)' '
 
 test_expect_success 'apply patch --index (autocrlf=true)' '
 
-       rm -f tmp one dir/two &&
+       rm -f tmp one dir/two three &&
        git repo-config core.autocrlf true &&
        git read-tree --reset -u HEAD &&
 
@@ -214,4 +220,162 @@ test_expect_success 'apply patch --index (autocrlf=true)' '
        }
 '
 
+test_expect_success '.gitattributes says two is binary' '
+
+       rm -f tmp one dir/two three &&
+       echo "two -crlf" >.gitattributes &&
+       git repo-config core.autocrlf true &&
+       git read-tree --reset -u HEAD &&
+
+       if remove_cr dir/two >/dev/null
+       then
+               echo "Huh?"
+               false
+       else
+               : happy
+       fi &&
+
+       if remove_cr one >/dev/null
+       then
+               : happy
+       else
+               echo "Huh?"
+               false
+       fi &&
+
+       if remove_cr three >/dev/null
+       then
+               echo "Huh?"
+               false
+       else
+               : happy
+       fi
+'
+
+test_expect_success '.gitattributes says two is input' '
+
+       rm -f tmp one dir/two three &&
+       echo "two crlf=input" >.gitattributes &&
+       git read-tree --reset -u HEAD &&
+
+       if remove_cr dir/two >/dev/null
+       then
+               echo "Huh?"
+               false
+       else
+               : happy
+       fi
+'
+
+test_expect_success '.gitattributes says two and three are text' '
+
+       rm -f tmp one dir/two three &&
+       echo "t* crlf" >.gitattributes &&
+       git read-tree --reset -u HEAD &&
+
+       if remove_cr dir/two >/dev/null
+       then
+               : happy
+       else
+               echo "Huh?"
+               false
+       fi &&
+
+       if remove_cr three >/dev/null
+       then
+               : happy
+       else
+               echo "Huh?"
+               false
+       fi
+'
+
+test_expect_success 'in-tree .gitattributes (1)' '
+
+       echo "one -crlf" >>.gitattributes &&
+       git add .gitattributes &&
+       git commit -m "Add .gitattributes" &&
+
+       rm -rf tmp one dir .gitattributes patch.file three &&
+       git read-tree --reset -u HEAD &&
+
+       if remove_cr one >/dev/null
+       then
+               echo "Eh? one should not have CRLF"
+               false
+       else
+               : happy
+       fi &&
+       remove_cr three >/dev/null || {
+               echo "Eh? three should still have CRLF"
+               false
+       }
+'
+
+test_expect_success 'in-tree .gitattributes (2)' '
+
+       rm -rf tmp one dir .gitattributes patch.file three &&
+       git read-tree --reset HEAD &&
+       git checkout-index -f -q -u -a &&
+
+       if remove_cr one >/dev/null
+       then
+               echo "Eh? one should not have CRLF"
+               false
+       else
+               : happy
+       fi &&
+       remove_cr three >/dev/null || {
+               echo "Eh? three should still have CRLF"
+               false
+       }
+'
+
+test_expect_success 'in-tree .gitattributes (3)' '
+
+       rm -rf tmp one dir .gitattributes patch.file three &&
+       git read-tree --reset HEAD &&
+       git checkout-index -u .gitattributes &&
+       git checkout-index -u one dir/two three &&
+
+       if remove_cr one >/dev/null
+       then
+               echo "Eh? one should not have CRLF"
+               false
+       else
+               : happy
+       fi &&
+       remove_cr three >/dev/null || {
+               echo "Eh? three should still have CRLF"
+               false
+       }
+'
+
+test_expect_success 'in-tree .gitattributes (4)' '
+
+       rm -rf tmp one dir .gitattributes patch.file three &&
+       git read-tree --reset HEAD &&
+       git checkout-index -u one dir/two three &&
+       git checkout-index -u .gitattributes &&
+
+       if remove_cr one >/dev/null
+       then
+               echo "Eh? one should not have CRLF"
+               false
+       else
+               : happy
+       fi &&
+       remove_cr three >/dev/null || {
+               echo "Eh? three should still have CRLF"
+               false
+       }
+'
+
+test_expect_success 'invalid .gitattributes (must not crash)' '
+
+       echo "three +crlf" >>.gitattributes &&
+       git diff
+
+'
+
 test_done