ftcsv/spec/feature_spec.lua
Shakil Thakur 14b0dded42 better quote handling (#17)
* fixed quote escape bug

* made findClosingQuote more consistent and added unit tests

* fixed bug with findClosingQuote

* minor speedup of findClosingQuote for vanilla lua
2018-05-27 11:26:48 -05:00

311 lines
11 KiB
Lua

local ftcsv = require('ftcsv')
describe("csv features", function()
it("should handle loading from string", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
expected[1].c = "carrot"
local actual = ftcsv.parse("a,b,c\napple,banana,carrot", ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle crlf loading from string", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
expected[1].c = "carrot"
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot", ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle cr loading from string", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
expected[1].c = "carrot"
local actual = ftcsv.parse("a,b,c\rapple,banana,carrot", ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle quotes loading from string", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
expected[1].c = "carrot"
local actual = ftcsv.parse('"a","b","c"\n"apple","banana","carrot"', ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle doublequotes loading from string", function()
local expected = {}
expected[1] = {}
expected[1].a = '"apple"'
expected[1].b = '"banana"'
expected[1].c = '"carrot"'
local actual = ftcsv.parse('"a","b","c"\n"""apple""","""banana""","""carrot"""', ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle doublequotes loading from string", function()
local expected = {}
expected[1] = {}
expected[1].a = '"apple"'
expected[1].b = 'banana'
expected[1].c = '"carrot"'
local actual = ftcsv.parse('"a","b","c"\n"""apple""","banana","""carrot"""', ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle renaming a field", function()
local expected = {}
expected[1] = {}
expected[1].d = "apple"
expected[1].b = "banana"
expected[1].c = "carrot"
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot", ",", {loadFromString=true, rename={["a"] = "d"}})
assert.are.same(expected, actual)
end)
it("should handle renaming multiple fields", function()
local expected = {}
expected[1] = {}
expected[1].d = "apple"
expected[1].e = "banana"
expected[1].f = "carrot"
local options = {loadFromString=true, rename={["a"] = "d", ["b"] = "e", ["c"] = "f"}}
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot", ",", options)
assert.are.same(expected, actual)
end)
it("should return a table with column headers", function()
local expected = { 'd', 'e', 'f' }
local options = {loadFromString=true, rename={["a"] = "d", ["b"] = "e", ["c"] = "f"}}
local _, actual = ftcsv.parse("a,b,c\r\napple,banana,carrot", ",", options)
assert.are.same(expected, actual)
end)
it("should handle renaming multiple fields to the same out value", function()
local expected = {}
expected[1] = {}
expected[1].d = "apple"
expected[1].e = "carrot"
local options = {loadFromString=true, rename={["a"] = "d", ["b"] = "e", ["c"] = "e"}}
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot", ",", options)
assert.are.same(expected, actual)
end)
it("should handle renaming multiple fields to the same out value with newline at end", function()
local expected = {}
expected[1] = {}
expected[1].d = "apple"
expected[1].e = "carrot"
local options = {loadFromString=true, rename={["a"] = "d", ["b"] = "e", ["c"] = "e"}}
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot\r\n", ",", options)
assert.are.same(expected, actual)
end)
it("should handle only keeping a few fields", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
local options = {loadFromString=true, fieldsToKeep={"a","b"}}
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot\r\n", ",", options)
assert.are.same(expected, actual)
end)
it("should handle only keeping a few fields with a rename to an existing field", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "carrot"
local options = {loadFromString=true, fieldsToKeep={"a","b"}, rename={["c"] = "b"}}
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot\r\n", ",", options)
assert.are.same(expected, actual)
end)
it("should handle only keeping a few fields with a rename to a new field", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].f = "carrot"
local options = {loadFromString=true, fieldsToKeep={"a","f"}, rename={["c"] = "f"}}
local actual = ftcsv.parse("a,b,c\r\napple,banana,carrot\r\n", ",", options)
assert.are.same(expected, actual)
end)
it("should handle files without headers", function()
local expected = {}
expected[1] = {}
expected[1][1] = "apple"
expected[1][2] = "banana"
expected[1][3] = "carrot"
expected[2] = {}
expected[2][1] = "diamond"
expected[2][2] = "emerald"
expected[2][3] = "pearl"
local options = {loadFromString=true, headers=false}
local actual = ftcsv.parse("apple>banana>carrot\ndiamond>emerald>pearl", ">", options)
assert.are.same(expected, actual)
end)
it("should handle files without (headers and newlines)", function()
local expected = {}
expected[1] = {}
expected[1][1] = "apple"
expected[1][2] = "banana"
expected[1][3] = "carrot"
local options = {loadFromString=true, headers=false}
local actual = ftcsv.parse("apple>banana>carrot", ">", options)
assert.are.same(expected, actual)
end)
it("should handle files with quotes and without (headers and newlines)", function()
local expected = {}
expected[1] = {}
expected[1][1] = "apple"
expected[1][2] = "banana"
expected[1][3] = "carrot"
local options = {loadFromString=true, headers=false}
local actual = ftcsv.parse('"apple">"banana">"carrot"', ">", options)
assert.are.same(expected, actual)
end)
it("should handle files with quotes and without (headers and newlines)", function()
local expected = {}
expected[1] = {}
expected[1][1] = "apple"
expected[1][2] = "banana"
expected[1][3] = "carrot"
expected[2] = {}
expected[2][1] = "diamond"
expected[2][2] = "emerald"
expected[2][3] = "pearl"
local options = {loadFromString=true, headers=false}
local actual = ftcsv.parse('"apple">"banana">"carrot"\n"diamond">"emerald">"pearl"', ">", options)
assert.are.same(expected, actual)
end)
it("should handle files without (headers and newlines) w/newline at end", function()
local expected = {}
expected[1] = {}
expected[1][1] = "apple"
expected[1][2] = "banana"
expected[1][3] = "carrot"
local options = {loadFromString=true, headers=false}
local actual = ftcsv.parse("apple>banana>carrot\n", ">", options)
assert.are.same(expected, actual)
end)
it("should handle files without (headers and newlines) w/crlf", function()
local expected = {}
expected[1] = {}
expected[1][1] = "apple"
expected[1][2] = "banana"
expected[1][3] = "carrot"
local options = {loadFromString=true, headers=false}
local actual = ftcsv.parse("apple>banana>carrot\r\n", ">", options)
assert.are.same(expected, actual)
end)
it("should handle files without (headers and newlines) w/cr", function()
local expected = {}
expected[1] = {}
expected[1][1] = "apple"
expected[1][2] = "banana"
expected[1][3] = "carrot"
local options = {loadFromString=true, headers=false}
local actual = ftcsv.parse("apple>banana>carrot\r", ">", options)
assert.are.same(expected, actual)
end)
it("should handle only renaming fields from files without headers", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
expected[1].c = "carrot"
expected[2] = {}
expected[2].a = "diamond"
expected[2].b = "emerald"
expected[2].c = "pearl"
local options = {loadFromString=true, headers=false, rename={"a","b","c"}}
local actual = ftcsv.parse("apple>banana>carrot\ndiamond>emerald>pearl", ">", options)
assert.are.same(expected, actual)
end)
it("should handle only renaming fields from files without headers and only keeping a few fields", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
expected[2] = {}
expected[2].a = "diamond"
expected[2].b = "emerald"
local options = {loadFromString=true, headers=false, rename={"a","b","c"}, fieldsToKeep={"a","b"}}
local actual = ftcsv.parse("apple>banana>carrot\ndiamond>emerald>pearl", ">", options)
assert.are.same(expected, actual)
end)
it("should handle if the number of renames doesn't equal the number of fields", function()
local expected = {}
expected[1] = {}
expected[1].a = "apple"
expected[1].b = "banana"
expected[2] = {}
expected[2].a = "diamond"
expected[2].b = "emerald"
local options = {loadFromString=true, headers=false, rename={"a","b"}, fieldsToKeep={"a","b"}}
local actual = ftcsv.parse("apple>banana>carrot\ndiamond>emerald>pearl", ">", options)
assert.are.same(expected, actual)
end)
it("should make things uppercase via headerFunc", function()
local expected = {}
expected[1] = {}
expected[1].A = "apple"
expected[1].B = "banana"
expected[1].C = "carrot"
local actual = ftcsv.parse("a,b,c\napple,banana,carrot", ",", {loadFromString=true, headerFunc=string.upper})
assert.are.same(expected, actual)
end)
it("should handle encoding files", function()
local expected = {}
expected[1] = {}
expected[1].A = "apple"
expected[1].B = "banana"
expected[1].C = "carrot"
local actual = ftcsv.parse(ftcsv.encode(expected, ","), ",", {loadFromString=true})
local expected = ftcsv.parse("A,B,C\napple,banana,carrot", ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle encoding files with odd delimiters", function()
local expected = {}
expected[1] = {}
expected[1].A = "apple"
expected[1].B = "banana"
expected[1].C = "carrot"
local actual = ftcsv.parse(ftcsv.encode(expected, ">"), ">", {loadFromString=true})
local expected = ftcsv.parse("A,B,C\napple,banana,carrot", ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
it("should handle encoding files with only certain fields to keep", function()
local expected = {}
expected[1] = {}
expected[1].A = "apple"
expected[1].B = "banana"
expected[1].C = "carrot"
local actual = ftcsv.parse(ftcsv.encode(expected, ",", {fieldsToKeep={"A", "B"}}), ",", {loadFromString=true})
local expected = ftcsv.parse("A,B\napple,banana", ",", {loadFromString=true})
assert.are.same(expected, actual)
end)
end)