import encoding.csv fn test_encoding_csv_reader() { data := 'name,email,phone,other\njoe,joe@blow.com,0400000000,test\nsam,sam@likesham.com,0433000000,"test quoted field"\n#chris,chris@nomail.com,94444444,"commented row"\n' mut csv_reader := csv.new_reader(data) mut row_count := 0 for { row := csv_reader.read() or { break } row_count++ if row_count == 1 { assert row[0] == 'name' assert row[1] == 'email' assert row[2] == 'phone' assert row[3] == 'other' } if row_count == 2 { assert row[0] == 'joe' assert row[1] == 'joe@blow.com' assert row[2] == '0400000000' assert row[3] == 'test' } if row_count == 3 { assert row[0] == 'sam' assert row[1] == 'sam@likesham.com' assert row[2] == '0433000000' // quoted field assert row[3] == 'test quoted field' } } assert row_count == 3 } fn test_line_break_lf() { lf_data := 'name,email\njoe,joe@blow.com\n' mut csv_reader := csv.new_reader(lf_data) mut row_count := 0 for { row := csv_reader.read() or { break } row_count++ if row_count == 1 { assert row[0] == 'name' assert row[1] == 'email' } if row_count == 2 { assert row[0] == 'joe' assert row[1] == 'joe@blow.com' } } assert row_count == 2 } fn test_line_break_cr() { cr_data := 'name,email\rjoe,joe@blow.com\r' mut csv_reader := csv.new_reader(cr_data) mut row_count := 0 for { row := csv_reader.read() or { break } row_count++ if row_count == 1 { assert row[0] == 'name' assert row[1] == 'email' } if row_count == 2 { assert row[0] == 'joe' assert row[1] == 'joe@blow.com' } } assert row_count == 2 } fn test_line_break_crlf() { crlf_data := 'name,email\r\njoe,joe@blow.com\r\n' mut csv_reader := csv.new_reader(crlf_data) mut row_count := 0 for { row := csv_reader.read() or { break } row_count++ if row_count == 1 { assert row[0] == 'name' assert row[1] == 'email' } if row_count == 2 { assert row[0] == 'joe' assert row[1] == 'joe@blow.com' } } assert row_count == 2 } fn test_no_line_ending() { data := 'name,email,phone,other\njoe,joe@blow.com,0400000000,test' mut csv_reader := csv.new_reader(data) mut row_count := 0 for { csv_reader.read() or { break } row_count++ } assert row_count == 2 } fn test_last_field_empty() { data := '"name","description","value"\n"one","first","1"\n"two","second",\n' mut csv_reader := csv.new_reader(data) mut row_count := 0 for { row := csv_reader.read() or { break } row_count++ if row_count == 1 { assert row[0] == 'name' assert row[1] == 'description' assert row[2] == 'value' } if row_count == 2 { assert row[0] == 'one' assert row[1] == 'first' assert row[2] == '1' } if row_count == 3 { assert row[0] == 'two' assert row[1] == 'second' } } } fn test_empty_line() { data := '"name","description","value"\n\n\n"one","first","1"\n\n"two","second",\n' mut csv_reader := csv.new_reader(data) mut row_count := 0 for { row := csv_reader.read() or { break } row_count++ if row_count == 1 { assert row[0] == 'name' assert row[1] == 'description' assert row[2] == 'value' } if row_count == 2 { assert row[0] == 'one' assert row[1] == 'first' assert row[2] == '1' } if row_count == 3 { assert row[0] == 'two' assert row[1] == 'second' } } }