updated test-data to include all columns from zip

Author: holgerbrandl

src/test/resources/flights_columns.txt

@@ -0,0 +1,19 @@
+$ year           <int> 2013, 2013, 2013, 2013, 2013, 2013, 2013, 2013, 2013...
+$ month          <int> 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1...
+$ day            <int> 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1...
+$ dep_time       <int> 517, 533, 542, 544, 554, 554, 555, 557, 557, 558, 55...
+$ sched_dep_time <int> 515, 529, 540, 545, 600, 558, 600, 600, 600, 600, 60...
+$ dep_delay      <int> 2, 4, 2, -1, -6, -4, -5, -3, -3, -2, -2, -2, -2, -2,...
+$ arr_time       <int> 830, 850, 923, 1004, 812, 740, 913, 709, 838, 753, 8...
+$ sched_arr_time <int> 819, 830, 850, 1022, 837, 728, 854, 723, 846, 745, 8...
+$ arr_delay      <int> 11, 20, 33, -18, -25, 12, 19, -14, -8, 8, -2, -3, 7,...
+$ carrier        <chr> "UA", "UA", "AA", "B6", "DL", "UA", "B6", "EV", "B6"...
+$ flight         <int> 1545, 1714, 1141, 725, 461, 1696, 507, 5708, 79, 301...
+$ tailnum        <chr> "N14228", "N24211", "N619AA", "N804JB", "N668DN", "N...
+$ origin         <chr> "EWR", "LGA", "JFK", "JFK", "LGA", "EWR", "EWR", "LG...
+$ dest           <chr> "IAH", "IAH", "MIA", "BQN", "ATL", "ORD", "FLL", "IA...
+$ air_time       <int> 227, 227, 160, 183, 116, 150, 158, 53, 140, 138, 149...
+$ distance       <int> 1400, 1416, 1089, 1576, 762, 719, 1065, 229, 944, 73...
+$ hour           <int> 5, 5, 5, 5, 6, 5, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 6, 6...
+$ minute         <int> 15, 29, 40, 45, 0, 58, 0, 0, 0, 0, 0, 0, 0, 0, 0, 59...
+$ time_hour      <dttm> 2013-01-01 05:00:00, 2013-01-01 05:00:00, 2013-01-0..

src/test/resources/some_flights.tsv

@@ -0,0 +1,5 @@
+year	month	day	dep_time	sched_dep_time	dep_delay	arr_time	sched_arr_time	arr_delay	carrier	flight	tailnum	origin	dest	air_time	distance	hour	minute	time_hour
+2013	1	1	517	515	2	830	819	11	UA	1545	N14228	EWR	IAH	227	1400	5	15	2013-01-01T05:00:00Z
+2013	1	1	533	529	4	850	830	20	UA	1714	N24211	LGA	IAH	227	1416	5	29	2013-01-01T05:00:00Z
+2013	1	1	542	540	2	923	850	33	AA	1141	N619AA	JFK	MIA	160	1089	5	40	2013-01-01T05:00:00Z
+2013	1	1	544	545	-1	1004	1022	-18	B6	725	N804JB	JFK	BQN	183	1576	5	45	2013-01-01T05:00:00Z