添加了读取指定配置文件的功能

添加了官方的测试用例

all_test/test_cases/6/dict.dic

@@ -0,0 +1,4 @@
+TOTAL_STATION = 5
+DISTANCE = 3
+# shortest seek time first
+STRATEGY = SSTF

all_test/test_cases/6/input.txt

@@ -0,0 +1,47 @@
+clock
+clockwise 4
+clockwise 2
+counterclockwise 4
+clock
+clockwise 2
+clock
+clock
+counterclockwise 1
+clock
+clock
+clockwise 3
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+target 5
+clock
+target 3
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+target 4
+target 1
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+clock
+end

all_test/test_cases/6/output.txt

@@ -0,0 +1,260 @@
+TIME:0
+BUS:
+position:0
+target:00000
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:1
+BUS:
+position:0
+target:00000
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:2
+BUS:
+position:1
+target:00000
+STATION:
+clockwise:01010
+counterclockwise:00010
+TIME:3
+BUS:
+position:2
+target:00000
+STATION:
+clockwise:01010
+counterclockwise:00010
+TIME:4
+BUS:
+position:3
+target:00000
+STATION:
+clockwise:01010
+counterclockwise:00010
+TIME:5
+BUS:
+position:3
+target:00000
+STATION:
+clockwise:00010
+counterclockwise:10010
+TIME:6
+BUS:
+position:2
+target:00000
+STATION:
+clockwise:00010
+counterclockwise:10010
+TIME:7
+BUS:
+position:1
+target:00000
+STATION:
+clockwise:00110
+counterclockwise:10010
+TIME:8
+BUS:
+position:0
+target:00000
+STATION:
+clockwise:00110
+counterclockwise:10010
+TIME:9
+BUS:
+position:0
+target:00000
+STATION:
+clockwise:00110
+counterclockwise:00010
+TIME:10
+BUS:
+position:1
+target:00000
+STATION:
+clockwise:00110
+counterclockwise:00010
+TIME:11
+BUS:
+position:2
+target:00000
+STATION:
+clockwise:00110
+counterclockwise:00010
+TIME:12
+BUS:
+position:3
+target:00000
+STATION:
+clockwise:00110
+counterclockwise:00010
+TIME:13
+BUS:
+position:4
+target:00000
+STATION:
+clockwise:00110
+counterclockwise:00010
+TIME:14
+BUS:
+position:5
+target:00001
+STATION:
+clockwise:00110
+counterclockwise:00010
+TIME:15
+BUS:
+position:6
+target:00101
+STATION:
+clockwise:00110
+counterclockwise:00010
+TIME:16
+BUS:
+position:6
+target:00001
+STATION:
+clockwise:00010
+counterclockwise:00010
+TIME:17
+BUS:
+position:7
+target:00001
+STATION:
+clockwise:00010
+counterclockwise:00010
+TIME:18
+BUS:
+position:8
+target:00001
+STATION:
+clockwise:00010
+counterclockwise:00010
+TIME:19
+BUS:
+position:9
+target:00001
+STATION:
+clockwise:00010
+counterclockwise:00010
+TIME:20
+BUS:
+position:9
+target:00001
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:21
+BUS:
+position:10
+target:00001
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:22
+BUS:
+position:11
+target:00001
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:23
+BUS:
+position:12
+target:10011
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:24
+BUS:
+position:12
+target:10010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:25
+BUS:
+position:13
+target:10010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:26
+BUS:
+position:14
+target:10010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:27
+BUS:
+position:0
+target:10010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:28
+BUS:
+position:0
+target:00010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:29
+BUS:
+position:14
+target:00010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:30
+BUS:
+position:13
+target:00010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:31
+BUS:
+position:12
+target:00010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:32
+BUS:
+position:11
+target:00010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:33
+BUS:
+position:10
+target:00010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:34
+BUS:
+position:9
+target:00010
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:35
+BUS:
+position:9
+target:00000
+STATION:
+clockwise:00000
+counterclockwise:00000
+TIME:36
+BUS:
+position:9
+target:00000
+STATION:
+clockwise:00000
+counterclockwise:00000
+end