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authorJunio C Hamano <gitster@pobox.com>2010-05-08 22:33:08 -0700
committerJunio C Hamano <gitster@pobox.com>2010-05-08 22:33:08 -0700
commitdd75d07899653258587b854ce0e3f7f1b90610cf (patch)
treed95fd2d3ec348a0304717f58f0b4c8931908e760 /t
parent3ecaa3b6a5f707617ea610d727c696f43f8b2f0b (diff)
parentb3373982667dc983b8dacf33861d25b20bafb995 (diff)
downloadgit-dd75d07899653258587b854ce0e3f7f1b90610cf.tar.gz
git-dd75d07899653258587b854ce0e3f7f1b90610cf.tar.xz
Merge branch 'jk/cached-textconv'
* jk/cached-textconv: diff: avoid useless filespec population diff: cache textconv output textconv: refactor calls to run_textconv introduce notes-cache interface make commit_tree a library function
Diffstat (limited to 't')
-rwxr-xr-xt/t4042-diff-textconv-caching.sh109
1 files changed, 109 insertions, 0 deletions
diff --git a/t/t4042-diff-textconv-caching.sh b/t/t4042-diff-textconv-caching.sh
new file mode 100755
index 000000000..91f8198f0
--- /dev/null
+++ b/t/t4042-diff-textconv-caching.sh
@@ -0,0 +1,109 @@
+#!/bin/sh
+
+test_description='test textconv caching'
+. ./test-lib.sh
+
+cat >helper <<'EOF'
+#!/bin/sh
+sed 's/^/converted: /' "$@" >helper.out
+cat helper.out
+EOF
+chmod +x helper
+
+test_expect_success 'setup' '
+ echo foo content 1 >foo.bin &&
+ echo bar content 1 >bar.bin &&
+ git add . &&
+ git commit -m one &&
+ echo foo content 2 >foo.bin &&
+ echo bar content 2 >bar.bin &&
+ git commit -a -m two &&
+ echo "*.bin diff=magic" >.gitattributes &&
+ git config diff.magic.textconv ./helper &&
+ git config diff.magic.cachetextconv true
+'
+
+cat >expect <<EOF
+diff --git a/bar.bin b/bar.bin
+index fcf9166..28283d5 100644
+--- a/bar.bin
++++ b/bar.bin
+@@ -1 +1 @@
+-converted: bar content 1
++converted: bar content 2
+diff --git a/foo.bin b/foo.bin
+index d5b9fe3..1345db2 100644
+--- a/foo.bin
++++ b/foo.bin
+@@ -1 +1 @@
+-converted: foo content 1
++converted: foo content 2
+EOF
+
+test_expect_success 'first textconv works' '
+ git diff HEAD^ HEAD >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'cached textconv produces same output' '
+ git diff HEAD^ HEAD >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'cached textconv does not run helper' '
+ rm -f helper.out &&
+ git diff HEAD^ HEAD >actual &&
+ test_cmp expect actual &&
+ ! test -r helper.out
+'
+
+cat >expect <<EOF
+diff --git a/bar.bin b/bar.bin
+index fcf9166..28283d5 100644
+--- a/bar.bin
++++ b/bar.bin
+@@ -1,2 +1,2 @@
+ converted: other
+-converted: bar content 1
++converted: bar content 2
+diff --git a/foo.bin b/foo.bin
+index d5b9fe3..1345db2 100644
+--- a/foo.bin
++++ b/foo.bin
+@@ -1,2 +1,2 @@
+ converted: other
+-converted: foo content 1
++converted: foo content 2
+EOF
+test_expect_success 'changing textconv invalidates cache' '
+ echo other >other &&
+ git config diff.magic.textconv "./helper other" &&
+ git diff HEAD^ HEAD >actual &&
+ test_cmp expect actual
+'
+
+cat >expect <<EOF
+diff --git a/bar.bin b/bar.bin
+index fcf9166..28283d5 100644
+--- a/bar.bin
++++ b/bar.bin
+@@ -1,2 +1,2 @@
+ converted: other
+-converted: bar content 1
++converted: bar content 2
+diff --git a/foo.bin b/foo.bin
+index d5b9fe3..1345db2 100644
+--- a/foo.bin
++++ b/foo.bin
+@@ -1 +1 @@
+-converted: foo content 1
++converted: foo content 2
+EOF
+test_expect_success 'switching diff driver produces correct results' '
+ git config diff.moremagic.textconv ./helper &&
+ echo foo.bin diff=moremagic >>.gitattributes &&
+ git diff HEAD^ HEAD >actual &&
+ test_cmp expect actual
+'
+
+test_done