vim-patch:8.0.0391: arabic support is verbose and not well tested

Problem:    Arabic support is verbose and not well tested.
Solution:   Simplify the code.  Add more tests.

5f53dd3f74
This commit is contained in:
ckelsel 2018-01-15 17:33:34 +08:00
parent fc97e9fbdf
commit 770ec228c7
2 changed files with 426 additions and 317 deletions

View File

@ -393,323 +393,93 @@ static bool A_is_f(int cur_c)
// Change shape - from ISO-8859-6/Isolated to Form-B Isolated
static int chg_c_a2s(int cur_c)
{
int tempc;
switch (cur_c) {
case a_HAMZA:
tempc = a_s_HAMZA;
break;
case a_ALEF_MADDA:
tempc = a_s_ALEF_MADDA;
break;
case a_ALEF_HAMZA_ABOVE:
tempc = a_s_ALEF_HAMZA_ABOVE;
break;
case a_WAW_HAMZA:
tempc = a_s_WAW_HAMZA;
break;
case a_ALEF_HAMZA_BELOW:
tempc = a_s_ALEF_HAMZA_BELOW;
break;
case a_YEH_HAMZA:
tempc = a_s_YEH_HAMZA;
break;
case a_ALEF:
tempc = a_s_ALEF;
break;
case a_TEH_MARBUTA:
tempc = a_s_TEH_MARBUTA;
break;
case a_DAL:
tempc = a_s_DAL;
break;
case a_THAL:
tempc = a_s_THAL;
break;
case a_REH:
tempc = a_s_REH;
break;
case a_ZAIN:
tempc = a_s_ZAIN;
break;
case a_TATWEEL: // exceptions
tempc = cur_c;
break;
case a_WAW:
tempc = a_s_WAW;
break;
case a_ALEF_MAKSURA:
tempc = a_s_ALEF_MAKSURA;
break;
case a_BEH:
tempc = a_s_BEH;
break;
case a_TEH:
tempc = a_s_TEH;
break;
case a_THEH:
tempc = a_s_THEH;
break;
case a_JEEM:
tempc = a_s_JEEM;
break;
case a_HAH:
tempc = a_s_HAH;
break;
case a_KHAH:
tempc = a_s_KHAH;
break;
case a_SEEN:
tempc = a_s_SEEN;
break;
case a_SHEEN:
tempc = a_s_SHEEN;
break;
case a_SAD:
tempc = a_s_SAD;
break;
case a_DAD:
tempc = a_s_DAD;
break;
case a_TAH:
tempc = a_s_TAH;
break;
case a_ZAH:
tempc = a_s_ZAH;
break;
case a_AIN:
tempc = a_s_AIN;
break;
case a_GHAIN:
tempc = a_s_GHAIN;
break;
case a_FEH:
tempc = a_s_FEH;
break;
case a_QAF:
tempc = a_s_QAF;
break;
case a_KAF:
tempc = a_s_KAF;
break;
case a_LAM:
tempc = a_s_LAM;
break;
case a_MEEM:
tempc = a_s_MEEM;
break;
case a_NOON:
tempc = a_s_NOON;
break;
case a_HEH:
tempc = a_s_HEH;
break;
case a_YEH:
tempc = a_s_YEH;
break;
default:
tempc = 0;
case a_HAMZA: return a_s_HAMZA;
case a_ALEF_MADDA: return a_s_ALEF_MADDA;
case a_ALEF_HAMZA_ABOVE: return a_s_ALEF_HAMZA_ABOVE;
case a_WAW_HAMZA: return a_s_WAW_HAMZA;
case a_ALEF_HAMZA_BELOW: return a_s_ALEF_HAMZA_BELOW;
case a_YEH_HAMZA: return a_s_YEH_HAMZA;
case a_ALEF: return a_s_ALEF;
case a_TEH_MARBUTA: return a_s_TEH_MARBUTA;
case a_DAL: return a_s_DAL;
case a_THAL: return a_s_THAL;
case a_REH: return a_s_REH;
case a_ZAIN: return a_s_ZAIN;
case a_TATWEEL: return cur_c; // exceptions
case a_WAW: return a_s_WAW;
case a_ALEF_MAKSURA: return a_s_ALEF_MAKSURA;
case a_BEH: return a_s_BEH;
case a_TEH: return a_s_TEH;
case a_THEH: return a_s_THEH;
case a_JEEM: return a_s_JEEM;
case a_HAH: return a_s_HAH;
case a_KHAH: return a_s_KHAH;
case a_SEEN: return a_s_SEEN;
case a_SHEEN: return a_s_SHEEN;
case a_SAD: return a_s_SAD;
case a_DAD: return a_s_DAD;
case a_TAH: return a_s_TAH;
case a_ZAH: return a_s_ZAH;
case a_AIN: return a_s_AIN;
case a_GHAIN: return a_s_GHAIN;
case a_FEH: return a_s_FEH;
case a_QAF: return a_s_QAF;
case a_KAF: return a_s_KAF;
case a_LAM: return a_s_LAM;
case a_MEEM: return a_s_MEEM;
case a_NOON: return a_s_NOON;
case a_HEH: return a_s_HEH;
case a_YEH: return a_s_YEH;
}
return tempc;
return 0;
}
// Change shape - from ISO-8859-6/Isolated to Initial
static int chg_c_a2i(int cur_c)
{
int tempc;
switch (cur_c) {
case a_YEH_HAMZA:
tempc = a_i_YEH_HAMZA;
break;
case a_HAMZA: // exceptions
tempc = a_s_HAMZA;
break;
case a_ALEF_MADDA: // exceptions
tempc = a_s_ALEF_MADDA;
break;
case a_ALEF_HAMZA_ABOVE: // exceptions
tempc = a_s_ALEF_HAMZA_ABOVE;
break;
case a_WAW_HAMZA: // exceptions
tempc = a_s_WAW_HAMZA;
break;
case a_ALEF_HAMZA_BELOW: // exceptions
tempc = a_s_ALEF_HAMZA_BELOW;
break;
case a_ALEF: // exceptions
tempc = a_s_ALEF;
break;
case a_TEH_MARBUTA: // exceptions
tempc = a_s_TEH_MARBUTA;
break;
case a_DAL: // exceptions
tempc = a_s_DAL;
break;
case a_THAL: // exceptions
tempc = a_s_THAL;
break;
case a_REH: // exceptions
tempc = a_s_REH;
break;
case a_ZAIN: // exceptions
tempc = a_s_ZAIN;
break;
case a_TATWEEL: // exceptions
tempc = cur_c;
break;
case a_WAW: // exceptions
tempc = a_s_WAW;
break;
case a_ALEF_MAKSURA: // exceptions
tempc = a_s_ALEF_MAKSURA;
break;
case a_BEH:
tempc = a_i_BEH;
break;
case a_TEH:
tempc = a_i_TEH;
break;
case a_THEH:
tempc = a_i_THEH;
break;
case a_JEEM:
tempc = a_i_JEEM;
break;
case a_HAH:
tempc = a_i_HAH;
break;
case a_KHAH:
tempc = a_i_KHAH;
break;
case a_SEEN:
tempc = a_i_SEEN;
break;
case a_SHEEN:
tempc = a_i_SHEEN;
break;
case a_SAD:
tempc = a_i_SAD;
break;
case a_DAD:
tempc = a_i_DAD;
break;
case a_TAH:
tempc = a_i_TAH;
break;
case a_ZAH:
tempc = a_i_ZAH;
break;
case a_AIN:
tempc = a_i_AIN;
break;
case a_GHAIN:
tempc = a_i_GHAIN;
break;
case a_FEH:
tempc = a_i_FEH;
break;
case a_QAF:
tempc = a_i_QAF;
break;
case a_KAF:
tempc = a_i_KAF;
break;
case a_LAM:
tempc = a_i_LAM;
break;
case a_MEEM:
tempc = a_i_MEEM;
break;
case a_NOON:
tempc = a_i_NOON;
break;
case a_HEH:
tempc = a_i_HEH;
break;
case a_YEH:
tempc = a_i_YEH;
break;
default:
tempc = 0;
case a_YEH_HAMZA: return a_i_YEH_HAMZA;
case a_HAMZA: return a_s_HAMZA; // exceptions
case a_ALEF_MADDA: return a_s_ALEF_MADDA; // exceptions
case a_ALEF_HAMZA_ABOVE: return a_s_ALEF_HAMZA_ABOVE; // exceptions
case a_WAW_HAMZA: return a_s_WAW_HAMZA; // exceptions
case a_ALEF_HAMZA_BELOW: return a_s_ALEF_HAMZA_BELOW; // exceptions
case a_ALEF: return a_s_ALEF; // exceptions
case a_TEH_MARBUTA: return a_s_TEH_MARBUTA; // exceptions
case a_DAL: return a_s_DAL; // exceptions
case a_THAL: return a_s_THAL; // exceptions
case a_REH: return a_s_REH; // exceptions
case a_ZAIN: return a_s_ZAIN; // exceptions
case a_TATWEEL: return cur_c; // exceptions
case a_WAW: return a_s_WAW; // exceptions
case a_ALEF_MAKSURA: return a_s_ALEF_MAKSURA; // exceptions
case a_BEH: return a_i_BEH;
case a_TEH: return a_i_TEH;
case a_THEH: return a_i_THEH;
case a_JEEM: return a_i_JEEM;
case a_HAH: return a_i_HAH;
case a_KHAH: return a_i_KHAH;
case a_SEEN: return a_i_SEEN;
case a_SHEEN: return a_i_SHEEN;
case a_SAD: return a_i_SAD;
case a_DAD: return a_i_DAD;
case a_TAH: return a_i_TAH;
case a_ZAH: return a_i_ZAH;
case a_AIN: return a_i_AIN;
case a_GHAIN: return a_i_GHAIN;
case a_FEH: return a_i_FEH;
case a_QAF: return a_i_QAF;
case a_KAF: return a_i_KAF;
case a_LAM: return a_i_LAM;
case a_MEEM: return a_i_MEEM;
case a_NOON: return a_i_NOON;
case a_HEH: return a_i_HEH;
case a_YEH: return a_i_YEH;
}
return tempc;
return 0;
}
// Change shape - from ISO-8859-6/Isolated to Medial

View File

@ -97,32 +97,265 @@ func Test_delcombine()
bwipe!
endfunc
let s:a_YEH_HAMZA = "\u0626"
let s:a_i_YEH_HAMZA = "\ufe8b"
" Values from src/arabic.h (not all used yet)
let s:a_COMMA = "\u060C"
let s:a_SEMICOLON = "\u061B"
let s:a_QUESTION = "\u061F"
let s:a_HAMZA = "\u0621"
let s:a_s_HAMZA = "\ufe80"
let s:a_ALEF_MADDA = "\u0622"
let s:a_s_ALEF_MADDA = "\ufe81"
let s:a_ALEF_HAMZA_ABOVE = "\u0623"
let s:a_s_ALEF_HAMZA_ABOVE = "\ufe83"
let s:a_WAW_HAMZA = "\u0624"
let s:a_ALEF_HAMZA_BELOW = "\u0625"
let s:a_YEH_HAMZA = "\u0626"
let s:a_ALEF = "\u0627"
let s:a_BEH = "\u0628"
let s:a_TEH_MARBUTA = "\u0629"
let s:a_TEH = "\u062a"
let s:a_THEH = "\u062b"
let s:a_JEEM = "\u062c"
let s:a_HAH = "\u062d"
let s:a_KHAH = "\u062e"
let s:a_DAL = "\u062f"
let s:a_THAL = "\u0630"
let s:a_REH = "\u0631"
let s:a_ZAIN = "\u0632"
let s:a_SEEN = "\u0633"
let s:a_SHEEN = "\u0634"
let s:a_SAD = "\u0635"
let s:a_DAD = "\u0636"
let s:a_TAH = "\u0637"
let s:a_ZAH = "\u0638"
let s:a_AIN = "\u0639"
let s:a_GHAIN = "\u063a"
let s:a_f_GHAIN = "\ufece"
let s:a_TATWEEL = "\u0640"
let s:a_FEH = "\u0641"
let s:a_QAF = "\u0642"
let s:a_KAF = "\u0643"
let s:a_LAM = "\u0644"
let s:a_MEEM = "\u0645"
let s:a_NOON = "\u0646"
let s:a_HEH = "\u0647"
let s:a_WAW = "\u0648"
let s:a_ALEF_MAKSURA = "\u0649"
let s:a_YEH = "\u064a"
let s:a_FATHATAN = "\u064b"
let s:a_DAMMATAN = "\u064c"
let s:a_KASRATAN = "\u064d"
let s:a_FATHA = "\u064e"
let s:a_DAMMA = "\u064f"
let s:a_KASRA = "\u0650"
let s:a_SHADDA = "\u0651"
let s:a_SUKUN = "\u0652"
let s:a_MADDA_ABOVE = "\u0653"
let s:a_HAMZA_ABOVE = "\u0654"
let s:a_HAMZA_BELOW = "\u0655"
let s:a_ZERO = "\u0660"
let s:a_ONE = "\u0661"
let s:a_TWO = "\u0662"
let s:a_THREE = "\u0663"
let s:a_FOUR = "\u0664"
let s:a_FIVE = "\u0665"
let s:a_SIX = "\u0666"
let s:a_SEVEN = "\u0667"
let s:a_EIGHT = "\u0668"
let s:a_NINE = "\u0669"
let s:a_PERCENT = "\u066a"
let s:a_DECIMAL = "\u066b"
let s:a_THOUSANDS = "\u066c"
let s:a_STAR = "\u066d"
let s:a_MINI_ALEF = "\u0670"
let s:a_s_FATHATAN = "\ufe70"
let s:a_m_TATWEEL_FATHATAN = "\ufe71"
let s:a_s_DAMMATAN = "\ufe72"
let s:a_s_KASRATAN = "\ufe74"
let s:a_s_FATHA = "\ufe76"
let s:a_m_FATHA = "\ufe77"
let s:a_s_DAMMA = "\ufe78"
let s:a_m_DAMMA = "\ufe79"
let s:a_s_KASRA = "\ufe7a"
let s:a_m_KASRA = "\ufe7b"
let s:a_s_SHADDA = "\ufe7c"
let s:a_m_SHADDA = "\ufe7d"
let s:a_s_SUKUN = "\ufe7e"
let s:a_m_SUKUN = "\ufe7f"
let s:a_s_HAMZA = "\ufe80"
let s:a_s_ALEF_MADDA = "\ufe81"
let s:a_f_ALEF_MADDA = "\ufe82"
let s:a_s_ALEF_HAMZA_ABOVE = "\ufe83"
let s:a_f_ALEF_HAMZA_ABOVE = "\ufe84"
let s:a_s_WAW_HAMZA = "\ufe85"
let s:a_f_WAW_HAMZA = "\ufe86"
let s:a_s_ALEF_HAMZA_BELOW = "\ufe87"
let s:a_f_ALEF_HAMZA_BELOW = "\ufe88"
let s:a_s_YEH_HAMZA = "\ufe89"
let s:a_f_YEH_HAMZA = "\ufe8a"
let s:a_i_YEH_HAMZA = "\ufe8b"
let s:a_m_YEH_HAMZA = "\ufe8c"
let s:a_s_ALEF = "\ufe8d"
let s:a_f_ALEF = "\ufe8e"
let s:a_s_BEH = "\ufe8f"
let s:a_f_BEH = "\ufe90"
let s:a_i_BEH = "\ufe91"
let s:a_m_BEH = "\ufe92"
let s:a_s_TEH_MARBUTA = "\ufe93"
let s:a_f_TEH_MARBUTA = "\ufe94"
let s:a_s_TEH = "\ufe95"
let s:a_f_TEH = "\ufe96"
let s:a_i_TEH = "\ufe97"
let s:a_m_TEH = "\ufe98"
let s:a_s_THEH = "\ufe99"
let s:a_f_THEH = "\ufe9a"
let s:a_i_THEH = "\ufe9b"
let s:a_m_THEH = "\ufe9c"
let s:a_s_JEEM = "\ufe9d"
let s:a_f_JEEM = "\ufe9e"
let s:a_i_JEEM = "\ufe9f"
let s:a_m_JEEM = "\ufea0"
let s:a_s_HAH = "\ufea1"
let s:a_f_HAH = "\ufea2"
let s:a_i_HAH = "\ufea3"
let s:a_m_HAH = "\ufea4"
let s:a_s_KHAH = "\ufea5"
let s:a_f_KHAH = "\ufea6"
let s:a_i_KHAH = "\ufea7"
let s:a_m_KHAH = "\ufea8"
let s:a_s_DAL = "\ufea9"
let s:a_f_DAL = "\ufeaa"
let s:a_s_THAL = "\ufeab"
let s:a_f_THAL = "\ufeac"
let s:a_s_REH = "\ufead"
let s:a_f_REH = "\ufeae"
let s:a_s_ZAIN = "\ufeaf"
let s:a_f_ZAIN = "\ufeb0"
let s:a_s_SEEN = "\ufeb1"
let s:a_f_SEEN = "\ufeb2"
let s:a_i_SEEN = "\ufeb3"
let s:a_m_SEEN = "\ufeb4"
let s:a_s_SHEEN = "\ufeb5"
let s:a_f_SHEEN = "\ufeb6"
let s:a_i_SHEEN = "\ufeb7"
let s:a_m_SHEEN = "\ufeb8"
let s:a_s_SAD = "\ufeb9"
let s:a_f_SAD = "\ufeba"
let s:a_i_SAD = "\ufebb"
let s:a_m_SAD = "\ufebc"
let s:a_s_DAD = "\ufebd"
let s:a_f_DAD = "\ufebe"
let s:a_i_DAD = "\ufebf"
let s:a_m_DAD = "\ufec0"
let s:a_s_TAH = "\ufec1"
let s:a_f_TAH = "\ufec2"
let s:a_i_TAH = "\ufec3"
let s:a_m_TAH = "\ufec4"
let s:a_s_ZAH = "\ufec5"
let s:a_f_ZAH = "\ufec6"
let s:a_i_ZAH = "\ufec7"
let s:a_m_ZAH = "\ufec8"
let s:a_s_AIN = "\ufec9"
let s:a_f_AIN = "\ufeca"
let s:a_i_AIN = "\ufecb"
let s:a_m_AIN = "\ufecc"
let s:a_s_GHAIN = "\ufecd"
let s:a_f_GHAIN = "\ufece"
let s:a_i_GHAIN = "\ufecf"
let s:a_m_GHAIN = "\ufed0"
let s:a_s_FEH = "\ufed1"
let s:a_f_FEH = "\ufed2"
let s:a_i_FEH = "\ufed3"
let s:a_m_FEH = "\ufed4"
let s:a_s_QAF = "\ufed5"
let s:a_f_QAF = "\ufed6"
let s:a_i_QAF = "\ufed7"
let s:a_m_QAF = "\ufed8"
let s:a_s_KAF = "\ufed9"
let s:a_f_KAF = "\ufeda"
let s:a_i_KAF = "\ufedb"
let s:a_m_KAF = "\ufedc"
let s:a_s_LAM = "\ufedd"
let s:a_f_LAM = "\ufede"
let s:a_i_LAM = "\ufedf"
let s:a_m_LAM = "\ufee0"
let s:a_s_MEEM = "\ufee1"
let s:a_f_MEEM = "\ufee2"
let s:a_i_MEEM = "\ufee3"
let s:a_m_MEEM = "\ufee4"
let s:a_s_NOON = "\ufee5"
let s:a_f_NOON = "\ufee6"
let s:a_i_NOON = "\ufee7"
let s:a_m_NOON = "\ufee8"
let s:a_s_HEH = "\ufee9"
let s:a_f_HEH = "\ufeea"
let s:a_i_HEH = "\ufeeb"
let s:a_m_HEH = "\ufeec"
let s:a_s_WAW = "\ufeed"
let s:a_f_WAW = "\ufeee"
let s:a_s_ALEF_MAKSURA = "\ufeef"
let s:a_f_ALEF_MAKSURA = "\ufef0"
let s:a_s_YEH = "\ufef1"
let s:a_f_YEH = "\ufef2"
let s:a_i_YEH = "\ufef3"
let s:a_m_YEH = "\ufef4"
let s:a_s_LAM_ALEF_MADDA_ABOVE = "\ufef5"
let s:a_f_LAM_ALEF_MADDA_ABOVE = "\ufef6"
let s:a_s_LAM_ALEF_HAMZA_ABOVE = "\ufef7"
let s:a_f_LAM_ALEF_HAMZA_ABOVE = "\ufef8"
let s:a_s_LAM_ALEF_HAMZA_BELOW = "\ufef9"
let s:a_f_LAM_ALEF_HAMZA_BELOW = "\ufefa"
let s:a_s_LAM_ALEF = "\ufefb"
let s:a_f_LAM_ALEF = "\ufefc"
let s:a_BYTE_ORDER_MARK = "\ufeff"
func Test_shape_initial()
new
set arabicshape
" Shaping arabic {testchar} non-arabic Uses chg_c_a2i().
" Shaping arabic {testchar} non-arabic Tests chg_c_a2i().
" pair[0] = testchar, pair[1] = next-result, pair[2] = current-result
for pair in [[s:a_YEH_HAMZA, s:a_f_GHAIN, s:a_i_YEH_HAMZA],
\ [s:a_HAMZA, s:a_s_GHAIN, s:a_s_HAMZA],
\ [s:a_ALEF_MADDA, s:a_s_GHAIN, s:a_s_ALEF_MADDA],
\ [s:a_ALEF_HAMZA_ABOVE, s:a_s_GHAIN, s:a_s_ALEF_HAMZA_ABOVE],
\ [s:a_WAW_HAMZA, s:a_s_GHAIN, s:a_s_WAW_HAMZA],
\ [s:a_ALEF_HAMZA_BELOW, s:a_s_GHAIN, s:a_s_ALEF_HAMZA_BELOW],
\ [s:a_ALEF, s:a_s_GHAIN, s:a_s_ALEF],
\ [s:a_TEH_MARBUTA, s:a_s_GHAIN, s:a_s_TEH_MARBUTA],
\ [s:a_DAL, s:a_s_GHAIN, s:a_s_DAL],
\ [s:a_THAL, s:a_s_GHAIN, s:a_s_THAL],
\ [s:a_REH, s:a_s_GHAIN, s:a_s_REH],
\ [s:a_ZAIN, s:a_s_GHAIN, s:a_s_ZAIN],
\ [s:a_TATWEEL, s:a_f_GHAIN, s:a_TATWEEL],
\ [s:a_WAW, s:a_s_GHAIN, s:a_s_WAW],
\ [s:a_ALEF_MAKSURA, s:a_s_GHAIN, s:a_s_ALEF_MAKSURA],
\ [s:a_BEH, s:a_f_GHAIN, s:a_i_BEH],
\ [s:a_TEH, s:a_f_GHAIN, s:a_i_TEH],
\ [s:a_THEH, s:a_f_GHAIN, s:a_i_THEH],
\ [s:a_JEEM, s:a_f_GHAIN, s:a_i_JEEM],
\ [s:a_HAH, s:a_f_GHAIN, s:a_i_HAH],
\ [s:a_KHAH, s:a_f_GHAIN, s:a_i_KHAH],
\ [s:a_SEEN, s:a_f_GHAIN, s:a_i_SEEN],
\ [s:a_SHEEN, s:a_f_GHAIN, s:a_i_SHEEN],
\ [s:a_SAD, s:a_f_GHAIN, s:a_i_SAD],
\ [s:a_DAD, s:a_f_GHAIN, s:a_i_DAD],
\ [s:a_TAH, s:a_f_GHAIN, s:a_i_TAH],
\ [s:a_ZAH, s:a_f_GHAIN, s:a_i_ZAH],
\ [s:a_AIN, s:a_f_GHAIN, s:a_i_AIN],
\ [s:a_GHAIN, s:a_f_GHAIN, s:a_i_GHAIN],
\ [s:a_FEH, s:a_f_GHAIN, s:a_i_FEH],
\ [s:a_QAF, s:a_f_GHAIN, s:a_i_QAF],
\ [s:a_KAF, s:a_f_GHAIN, s:a_i_KAF],
\ [s:a_LAM, s:a_f_GHAIN, s:a_i_LAM],
\ [s:a_MEEM, s:a_f_GHAIN, s:a_i_MEEM],
\ [s:a_NOON, s:a_f_GHAIN, s:a_i_NOON],
\ [s:a_HEH, s:a_f_GHAIN, s:a_i_HEH],
\ [s:a_YEH, s:a_f_GHAIN, s:a_i_YEH],
\ ]
call setline(1, s:a_GHAIN . pair[0] . ' ')
call assert_equal([pair[1] . pair[2] . ' '], ScreenLines(1, 3))
@ -131,3 +364,109 @@ func Test_shape_initial()
set arabicshape&
bwipe!
endfunc
func Test_shape_isolated()
new
set arabicshape
" Shaping non-arabic {testchar} non-arabic Tests chg_c_a2s().
" pair[0] = testchar, pair[1] = current-result
for pair in [[s:a_HAMZA, s:a_s_HAMZA],
\ [s:a_ALEF_MADDA, s:a_s_ALEF_MADDA],
\ [s:a_ALEF_HAMZA_ABOVE, s:a_s_ALEF_HAMZA_ABOVE],
\ [s:a_WAW_HAMZA, s:a_s_WAW_HAMZA],
\ [s:a_ALEF_HAMZA_BELOW, s:a_s_ALEF_HAMZA_BELOW],
\ [s:a_YEH_HAMZA, s:a_s_YEH_HAMZA],
\ [s:a_ALEF, s:a_s_ALEF],
\ [s:a_TEH_MARBUTA, s:a_s_TEH_MARBUTA],
\ [s:a_DAL, s:a_s_DAL],
\ [s:a_THAL, s:a_s_THAL],
\ [s:a_REH, s:a_s_REH],
\ [s:a_ZAIN, s:a_s_ZAIN],
\ [s:a_TATWEEL, s:a_TATWEEL],
\ [s:a_WAW, s:a_s_WAW],
\ [s:a_ALEF_MAKSURA, s:a_s_ALEF_MAKSURA],
\ [s:a_BEH, s:a_s_BEH],
\ [s:a_TEH, s:a_s_TEH],
\ [s:a_THEH, s:a_s_THEH],
\ [s:a_JEEM, s:a_s_JEEM],
\ [s:a_HAH, s:a_s_HAH],
\ [s:a_KHAH, s:a_s_KHAH],
\ [s:a_SEEN, s:a_s_SEEN],
\ [s:a_SHEEN, s:a_s_SHEEN],
\ [s:a_SAD, s:a_s_SAD],
\ [s:a_DAD, s:a_s_DAD],
\ [s:a_TAH, s:a_s_TAH],
\ [s:a_ZAH, s:a_s_ZAH],
\ [s:a_AIN, s:a_s_AIN],
\ [s:a_GHAIN, s:a_s_GHAIN],
\ [s:a_FEH, s:a_s_FEH],
\ [s:a_QAF, s:a_s_QAF],
\ [s:a_KAF, s:a_s_KAF],
\ [s:a_LAM, s:a_s_LAM],
\ [s:a_MEEM, s:a_s_MEEM],
\ [s:a_NOON, s:a_s_NOON],
\ [s:a_HEH, s:a_s_HEH],
\ [s:a_YEH, s:a_s_YEH],
\ ]
call setline(1, ' ' . pair[0] . ' ')
call assert_equal([' ' . pair[1] . ' '], ScreenLines(1, 3))
endfor
set arabicshape&
bwipe!
endfunc
func Test_shape_medial()
new
set arabicshape
" Shaping arabic {testchar} arabic Tests chg_c_a2m().
" pair[0] = testchar, pair[1] = next-result, pair[2] = current-result,
" pair[3] = previous-result
for pair in [[s:a_HAMZA, s:a_s_GHAIN, s:a_s_HAMZA, s:a_s_BEH],
\[s:a_ALEF_MADDA, s:a_s_GHAIN, s:a_f_ALEF_MADDA, s:a_i_BEH],
\[s:a_ALEF_HAMZA_ABOVE, s:a_s_GHAIN, s:a_f_ALEF_HAMZA_ABOVE, s:a_i_BEH],
\[s:a_WAW_HAMZA, s:a_s_GHAIN, s:a_f_WAW_HAMZA, s:a_i_BEH],
\[s:a_ALEF_HAMZA_BELOW, s:a_s_GHAIN, s:a_f_ALEF_HAMZA_BELOW, s:a_i_BEH],
\[s:a_YEH_HAMZA, s:a_f_GHAIN, s:a_m_YEH_HAMZA, s:a_i_BEH],
\[s:a_ALEF, s:a_s_GHAIN, s:a_f_ALEF, s:a_i_BEH],
\[s:a_BEH, s:a_f_GHAIN, s:a_m_BEH, s:a_i_BEH],
\[s:a_TEH_MARBUTA, s:a_s_GHAIN, s:a_f_TEH_MARBUTA, s:a_i_BEH],
\[s:a_TEH, s:a_f_GHAIN, s:a_m_TEH, s:a_i_BEH],
\[s:a_THEH, s:a_f_GHAIN, s:a_m_THEH, s:a_i_BEH],
\[s:a_JEEM, s:a_f_GHAIN, s:a_m_JEEM, s:a_i_BEH],
\[s:a_HAH, s:a_f_GHAIN, s:a_m_HAH, s:a_i_BEH],
\[s:a_KHAH, s:a_f_GHAIN, s:a_m_KHAH, s:a_i_BEH],
\[s:a_DAL, s:a_s_GHAIN, s:a_f_DAL, s:a_i_BEH],
\[s:a_THAL, s:a_s_GHAIN, s:a_f_THAL, s:a_i_BEH],
\[s:a_REH, s:a_s_GHAIN, s:a_f_REH, s:a_i_BEH],
\[s:a_ZAIN, s:a_s_GHAIN, s:a_f_ZAIN, s:a_i_BEH],
\[s:a_SEEN, s:a_f_GHAIN, s:a_m_SEEN, s:a_i_BEH],
\[s:a_SHEEN, s:a_f_GHAIN, s:a_m_SHEEN, s:a_i_BEH],
\[s:a_SAD, s:a_f_GHAIN, s:a_m_SAD, s:a_i_BEH],
\[s:a_DAD, s:a_f_GHAIN, s:a_m_DAD, s:a_i_BEH],
\[s:a_TAH, s:a_f_GHAIN, s:a_m_TAH, s:a_i_BEH],
\[s:a_ZAH, s:a_f_GHAIN, s:a_m_ZAH, s:a_i_BEH],
\[s:a_AIN, s:a_f_GHAIN, s:a_m_AIN, s:a_i_BEH],
\[s:a_GHAIN, s:a_f_GHAIN, s:a_m_GHAIN, s:a_i_BEH],
\[s:a_TATWEEL, s:a_f_GHAIN, s:a_TATWEEL, s:a_i_BEH],
\[s:a_FEH, s:a_f_GHAIN, s:a_m_FEH, s:a_i_BEH],
\[s:a_QAF, s:a_f_GHAIN, s:a_m_QAF, s:a_i_BEH],
\[s:a_KAF, s:a_f_GHAIN, s:a_m_KAF, s:a_i_BEH],
\[s:a_LAM, s:a_f_GHAIN, s:a_m_LAM, s:a_i_BEH],
\[s:a_MEEM, s:a_f_GHAIN, s:a_m_MEEM, s:a_i_BEH],
\[s:a_NOON, s:a_f_GHAIN, s:a_m_NOON, s:a_i_BEH],
\[s:a_HEH, s:a_f_GHAIN, s:a_m_HEH, s:a_i_BEH],
\[s:a_WAW, s:a_s_GHAIN, s:a_f_WAW, s:a_i_BEH],
\[s:a_ALEF_MAKSURA, s:a_s_GHAIN, s:a_f_ALEF_MAKSURA, s:a_i_BEH],
\[s:a_YEH, s:a_f_GHAIN, s:a_m_YEH, s:a_i_BEH],
\ ]
call setline(1, s:a_GHAIN . pair[0] . s:a_BEH)
call assert_equal([pair[1] . pair[2] . pair[3]], ScreenLines(1, 3))
endfor
set arabicshape&
bwipe!
endfunc