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" Tests for various functions.
func Test_str2nr()
call assert_equal(0, str2nr(''))
call assert_equal(1, str2nr('1'))
call assert_equal(1, str2nr(' 1 '))
call assert_equal(1, str2nr('+1'))
call assert_equal(1, str2nr('+ 1'))
call assert_equal(1, str2nr(' + 1 '))
call assert_equal(-1, str2nr('-1'))
call assert_equal(-1, str2nr('- 1'))
call assert_equal(-1, str2nr(' - 1 '))
call assert_equal(123456789, str2nr('123456789'))
call assert_equal(-123456789, str2nr('-123456789'))
endfunc
func Test_tolower()
call assert_equal("", tolower(""))
" Test with all printable ASCII characters.
call assert_equal(' !"#$%&''()*+,-./0123456789:;<=>?@abcdefghijklmnopqrstuvwxyz[\]^_`abcdefghijklmnopqrstuvwxyz{|}~',
\ tolower(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~'))
if !has('multi_byte')
return
endif
" Test with a few uppercase diacritics.
call assert_equal("aàáâãäåāăąǎǟǡả", tolower("AÀÁÂÃÄÅĀĂĄǍǞǠẢ"))
call assert_equal("bḃḇ", tolower("BḂḆ"))
call assert_equal("cçćĉċč", tolower("CÇĆĈĊČ"))
call assert_equal("dďđḋḏḑ", tolower("DĎĐḊḎḐ"))
call assert_equal("eèéêëēĕėęěẻẽ", tolower("EÈÉÊËĒĔĖĘĚẺẼ"))
call assert_equal("fḟ ", tolower("FḞ "))
call assert_equal("gĝğġģǥǧǵḡ", tolower("GĜĞĠĢǤǦǴḠ"))
call assert_equal("hĥħḣḧḩ", tolower("HĤĦḢḦḨ"))
call assert_equal("iìíîïĩīĭįiǐỉ", tolower("IÌÍÎÏĨĪĬĮİǏỈ"))
call assert_equal("jĵ", tolower("JĴ"))
call assert_equal("kķǩḱḵ", tolower("KĶǨḰḴ"))
call assert_equal("lĺļľŀłḻ", tolower("LĹĻĽĿŁḺ"))
call assert_equal("mḿṁ", tolower("MḾṀ"))
call assert_equal("nñńņňṅṉ", tolower("NÑŃŅŇṄṈ"))
call assert_equal("oòóôõöøōŏőơǒǫǭỏ", tolower("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ"))
call assert_equal("pṕṗ", tolower("PṔṖ"))
call assert_equal("q", tolower("Q"))
call assert_equal("rŕŗřṙṟ", tolower("RŔŖŘṘṞ"))
call assert_equal("sśŝşšṡ", tolower("SŚŜŞŠṠ"))
call assert_equal("tţťŧṫṯ", tolower("TŢŤŦṪṮ"))
call assert_equal("uùúûüũūŭůűųưǔủ", tolower("UÙÚÛÜŨŪŬŮŰŲƯǓỦ"))
call assert_equal("vṽ", tolower("VṼ"))
call assert_equal("wŵẁẃẅẇ", tolower("WŴẀẂẄẆ"))
call assert_equal("xẋẍ", tolower("XẊẌ"))
call assert_equal("yýŷÿẏỳỷỹ", tolower("YÝŶŸẎỲỶỸ"))
call assert_equal("zźżžƶẑẕ", tolower("ZŹŻŽƵẐẔ"))
" Test with a few lowercase diacritics, which should remain unchanged.
call assert_equal("aàáâãäåāăąǎǟǡả", tolower("aàáâãäåāăąǎǟǡả"))
call assert_equal("bḃḇ", tolower("bḃḇ"))
call assert_equal("cçćĉċč", tolower("cçćĉċč"))
call assert_equal("dďđḋḏḑ", tolower("dďđḋḏḑ"))
call assert_equal("eèéêëēĕėęěẻẽ", tolower("eèéêëēĕėęěẻẽ"))
call assert_equal("fḟ", tolower("fḟ"))
call assert_equal("gĝğġģǥǧǵḡ", tolower("gĝğġģǥǧǵḡ"))
call assert_equal("hĥħḣḧḩẖ", tolower("hĥħḣḧḩẖ"))
call assert_equal("iìíîïĩīĭįǐỉ", tolower("iìíîïĩīĭįǐỉ"))
call assert_equal("jĵǰ", tolower("jĵǰ"))
call assert_equal("kķǩḱḵ", tolower("kķǩḱḵ"))
call assert_equal("lĺļľŀłḻ", tolower("lĺļľŀłḻ"))
call assert_equal("mḿṁ ", tolower("mḿṁ "))
call assert_equal("nñńņňʼnṅṉ", tolower("nñńņňʼnṅṉ"))
call assert_equal("oòóôõöøōŏőơǒǫǭỏ", tolower("oòóôõöøōŏőơǒǫǭỏ"))
call assert_equal("pṕṗ", tolower("pṕṗ"))
call assert_equal("q", tolower("q"))
call assert_equal("rŕŗřṙṟ", tolower("rŕŗřṙṟ"))
call assert_equal("sśŝşšṡ", tolower("sśŝşšṡ"))
call assert_equal("tţťŧṫṯẗ", tolower("tţťŧṫṯẗ"))
call assert_equal("uùúûüũūŭůűųưǔủ", tolower("uùúûüũūŭůűųưǔủ"))
call assert_equal("vṽ", tolower("vṽ"))
call assert_equal("wŵẁẃẅẇẘ", tolower("wŵẁẃẅẇẘ"))
call assert_equal("ẋẍ", tolower("ẋẍ"))
call assert_equal("yýÿŷẏẙỳỷỹ", tolower("yýÿŷẏẙỳỷỹ"))
call assert_equal("zźżžƶẑẕ", tolower("zźżžƶẑẕ"))
" According to https://twitter.com/jifa/status/625776454479970304
" Ⱥ (U+023A) and Ⱦ (U+023E) are the *only* code points to increase
" in length (2 to 3 bytes) when lowercased. So let's test them.
call assert_equal("ⱥ ⱦ", tolower("Ⱥ Ⱦ"))
endfunc
func Test_toupper()
call assert_equal("", toupper(""))
" Test with all printable ASCII characters.
call assert_equal(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`ABCDEFGHIJKLMNOPQRSTUVWXYZ{|}~',
\ toupper(' !"#$%&''()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~'))
if !has('multi_byte')
return
endif
" Test with a few lowercase diacritics.
call assert_equal("AÀÁÂÃÄÅĀĂĄǍǞǠẢ", toupper("aàáâãäåāăąǎǟǡả"))
call assert_equal("BḂḆ", toupper("bḃḇ"))
call assert_equal("CÇĆĈĊČ", toupper("cçćĉċč"))
call assert_equal("DĎĐḊḎḐ", toupper("dďđḋḏḑ"))
call assert_equal("EÈÉÊËĒĔĖĘĚẺẼ", toupper("eèéêëēĕėęěẻẽ"))
call assert_equal("FḞ", toupper("fḟ"))
call assert_equal("GĜĞĠĢǤǦǴḠ", toupper("gĝğġģǥǧǵḡ"))
call assert_equal("HĤĦḢḦḨẖ", toupper("hĥħḣḧḩẖ"))
call assert_equal("IÌÍÎÏĨĪĬĮǏỈ", toupper("iìíîïĩīĭįǐỉ"))
call assert_equal("JĴǰ", toupper("jĵǰ"))
call assert_equal("KĶǨḰḴ", toupper("kķǩḱḵ"))
call assert_equal("LĹĻĽĿŁḺ", toupper("lĺļľŀłḻ"))
call assert_equal("MḾṀ ", toupper("mḿṁ "))
call assert_equal("NÑŃŅŇʼnṄṈ", toupper("nñńņňʼnṅṉ"))
call assert_equal("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ", toupper("oòóôõöøōŏőơǒǫǭỏ"))
call assert_equal("PṔṖ", toupper("pṕṗ"))
call assert_equal("Q", toupper("q"))
call assert_equal("RŔŖŘṘṞ", toupper("rŕŗřṙṟ"))
call assert_equal("SŚŜŞŠṠ", toupper("sśŝşšṡ"))
call assert_equal("TŢŤŦṪṮẗ", toupper("tţťŧṫṯẗ"))
call assert_equal("UÙÚÛÜŨŪŬŮŰŲƯǓỦ", toupper("uùúûüũūŭůűųưǔủ"))
call assert_equal("VṼ", toupper("vṽ"))
call assert_equal("WŴẀẂẄẆẘ", toupper("wŵẁẃẅẇẘ"))
call assert_equal("ẊẌ", toupper("ẋẍ"))
call assert_equal("YÝŸŶẎẙỲỶỸ", toupper("yýÿŷẏẙỳỷỹ"))
call assert_equal("ZŹŻŽƵẐẔ", toupper("zźżžƶẑẕ"))
" Test that uppercase diacritics, which should remain unchanged.
call assert_equal("AÀÁÂÃÄÅĀĂĄǍǞǠẢ", toupper("AÀÁÂÃÄÅĀĂĄǍǞǠẢ"))
call assert_equal("BḂḆ", toupper("BḂḆ"))
call assert_equal("CÇĆĈĊČ", toupper("CÇĆĈĊČ"))
call assert_equal("DĎĐḊḎḐ", toupper("DĎĐḊḎḐ"))
call assert_equal("EÈÉÊËĒĔĖĘĚẺẼ", toupper("EÈÉÊËĒĔĖĘĚẺẼ"))
call assert_equal("FḞ ", toupper("FḞ "))
call assert_equal("GĜĞĠĢǤǦǴḠ", toupper("GĜĞĠĢǤǦǴḠ"))
call assert_equal("HĤĦḢḦḨ", toupper("HĤĦḢḦḨ"))
call assert_equal("IÌÍÎÏĨĪĬĮİǏỈ", toupper("IÌÍÎÏĨĪĬĮİǏỈ"))
call assert_equal("JĴ", toupper("JĴ"))
call assert_equal("KĶǨḰḴ", toupper("KĶǨḰḴ"))
call assert_equal("LĹĻĽĿŁḺ", toupper("LĹĻĽĿŁḺ"))
call assert_equal("MḾṀ", toupper("MḾṀ"))
call assert_equal("NÑŃŅŇṄṈ", toupper("NÑŃŅŇṄṈ"))
call assert_equal("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ", toupper("OÒÓÔÕÖØŌŎŐƠǑǪǬỎ"))
call assert_equal("PṔṖ", toupper("PṔṖ"))
call assert_equal("Q", toupper("Q"))
call assert_equal("RŔŖŘṘṞ", toupper("RŔŖŘṘṞ"))
call assert_equal("SŚŜŞŠṠ", toupper("SŚŜŞŠṠ"))
call assert_equal("TŢŤŦṪṮ", toupper("TŢŤŦṪṮ"))
call assert_equal("UÙÚÛÜŨŪŬŮŰŲƯǓỦ", toupper("UÙÚÛÜŨŪŬŮŰŲƯǓỦ"))
call assert_equal("VṼ", toupper("VṼ"))
call assert_equal("WŴẀẂẄẆ", toupper("WŴẀẂẄẆ"))
call assert_equal("XẊẌ", toupper("XẊẌ"))
call assert_equal("YÝŶŸẎỲỶỸ", toupper("YÝŶŸẎỲỶỸ"))
call assert_equal("ZŹŻŽƵẐẔ", toupper("ZŹŻŽƵẐẔ"))
call assert_equal("ⱥ ⱦ", tolower("Ⱥ Ⱦ"))
endfunc
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