Re: [PATCH] Fix backwards search from multibyte character

[Sung Pae]

On Tue, Dec 18, 2012 at 10:40:26PM +0100, Bram Moolenaar wrote:

> Thanks for the patch!
>
> If you can, it would be nice to have a test for this.  So that it
> doesn't break again when making other changes.

Gladly! I added one test case to test44, since that deals with regexp
search of multi-byte characters.

Failing test transforms:

    j 0123❤x

into

    j 023❤

instead of

    j 012❤

Cheers,
Sung Pae
---
 src/testdir/test44.in | 4 ++++
 src/testdir/test44.ok | 1 +
 2 files changed, 5 insertions(+)

diff --git a/src/testdir/test44.in b/src/testdir/test44.in
index b8b8d4f..e486869 100644
--- a/src/testdir/test44.in
+++ b/src/testdir/test44.in
@@ -29,6 +29,9 @@ x/[\U1234abcd\u1234\uabcd]
 x/\%d21879b
 x/ [[=A=]]* [[=B=]]* [[=C=]]* [[=D=]]* [[=E=]]* [[=F=]]* [[=G=]]* [[=H=]]* 
[[=I=]]* [[=J=]]* [[=K=]]* [[=L=]]* [[=M=]]* [[=N=]]* [[=O=]]* [[=P=]]* 
[[=Q=]]* [[=R=]]* [[=S=]]* [[=T=]]* [[=U=]]* [[=V=]]* [[=W=]]* [[=X=]]* 
[[=Y=]]* [[=Z=]]*/e
 x/ [[=a=]]* [[=b=]]* [[=c=]]* [[=d=]]* [[=e=]]* [[=f=]]* [[=g=]]* [[=h=]]* 
[[=i=]]* [[=j=]]* [[=k=]]* [[=l=]]* [[=m=]]* [[=n=]]* [[=o=]]* [[=p=]]* 
[[=q=]]* [[=r=]]* [[=s=]]* [[=t=]]* [[=u=]]* [[=v=]]* [[=w=]]* [[=x=]]* 
[[=y=]]* [[=z=]]*/e
+x:" Test backwards search from a multi-byte char
+/x
+x?.
 x:?^1?,$w! test.out
 :e! test.out
 G:put =matchstr(\"אבגד\", \".\", 0, 2) " ב
@@ -57,3 +60,4 @@ f 
 g a啷bb
 h AÀÁÂÃÄÅĀĂĄǍǞǠẢ BḂḆ CÇĆĈĊČ DĎĐḊḎḐ EÈÉÊËĒĔĖĘĚẺẼ FḞ GĜĞĠĢǤǦǴḠ HĤĦḢḦḨ 
IÌÍÎÏĨĪĬĮİǏỈ JĴ KĶǨḰḴ LĹĻĽĿŁḺ MḾṀ NÑŃŅŇṄṈ OÒÓÔÕÖØŌŎŐƠǑǪǬỎ PṔṖ Q RŔŖŘṘṞ SŚŜŞŠṠ 
TŢŤŦṪṮ UÙÚÛÜŨŪŬŮŰŲƯǓỦ VṼ WŴẀẂẄẆ XẊẌ YÝŶŸẎỲỶỸ ZŹŻŽƵẐẔ
 i aàáâãäåāăąǎǟǡả bḃḇ cçćĉċč dďđḋḏḑ eèéêëēĕėęěẻẽ fḟ gĝğġģǥǧǵḡ hĥħḣḧḩẖ 
iìíîïĩīĭįǐỉ jĵǰ kķǩḱḵ lĺļľŀłḻ mḿṁ nñńņňʼnṅṉ oòóôõöøōŏőơǒǫǭỏ pṕṗ q rŕŗřṙṟ sśŝşšṡ 
tţťŧṫṯẗ uùúûüũūŭůűųưǔủ vṽ wŵẁẃẅẇẘ xẋẍ yýÿŷẏẙỳỷỹ zźżžƶẑẕ
+j 0123❤x
diff --git a/src/testdir/test44.ok b/src/testdir/test44.ok
index 2bd5bda..d98ac2e 100644
--- a/src/testdir/test44.ok
+++ b/src/testdir/test44.ok
@@ -16,6 +16,7 @@ f z
 g abb
 h AÀÁÂÃÄÅĀĂĄǍǞǠẢ BḂḆ CÇĆĈĊČ DĎĐḊḎḐ EÈÉÊËĒĔĖĘĚẺẼ FḞ GĜĞĠĢǤǦǴḠ HĤĦḢḦḨ 
IÌÍÎÏĨĪĬĮİǏỈ JĴ KĶǨḰḴ LĹĻĽĿŁḺ MḾṀ NÑŃŅŇṄṈ OÒÓÔÕÖØŌŎŐƠǑǪǬỎ PṔṖ Q RŔŖŘṘṞ SŚŜŞŠṠ 
TŢŤŦṪṮ UÙÚÛÜŨŪŬŮŰŲƯǓỦ VṼ WŴẀẂẄẆ XẊẌ YÝŶŸẎỲỶỸ ZŹŻŽƵẐ
 i aàáâãäåāăąǎǟǡả bḃḇ cçćĉċč dďđḋḏḑ eèéêëēĕėęěẻẽ fḟ gĝğġģǥǧǵḡ hĥħḣḧḩẖ 
iìíîïĩīĭįǐỉ jĵǰ kķǩḱḵ lĺļľŀłḻ mḿṁ nñńņňʼnṅṉ oòóôõöøōŏőơǒǫǭỏ pṕṗ q rŕŗřṙṟ sśŝşšṡ 
tţťŧṫṯẗ uùúûüũūŭůűųưǔủ vṽ wŵẁẃẅẇẘ xẋẍ yýÿŷẏẙỳỷỹ zźżžƶẑ
+j 012❤
 ב
 בג
 א
-- 
1.8.0.2

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