Newer
Older
context("s2dv::ACC tests")
##############################################
##NOTE: bootstrap is not tested because sample() is used inside.
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
# dat1
set.seed(1)
exp1 <- array(rnorm(60), dim = c(dataset = 1, member = 2, sdate = 5,
ftime = 1, lat = 2, lon = 3))
set.seed(2)
obs1 <- array(rnorm(30), dim = c(dataset = 1, member = 1, sdate = 5,
ftime = 1, lat = 2, lon = 3))
# dat2
set.seed(1)
exp2 <- array(rnorm(60), dim = c(dataset = 2, sdate = 5,
ftime = 1, lat = 2, lon = 3))
set.seed(2)
obs2 <- array(rnorm(30), dim = c(dataset = 1, sdate = 5,
ftime = 1, lat = 2, lon = 3))
set.seed(2)
na <- floor(runif(2, min = 1, max = 30))
obs2[na] <- NA
##############################################
test_that("1. Input checks", {
expect_error(
ACC(c(), c()),
"Parameter 'exp' and 'obs' cannot be NULL."
)
expect_error(
ACC(c('b'), c('a')),
"Parameter 'exp' and 'obs' must be a numeric array."
)
expect_error(
ACC(c(1:10), c(2:4)),
paste0("Parameter 'exp' and 'obs' must have at least dimensions ",
"dat_dim and space_dim.")
)
expect_error(
ACC(array(1:10, dim = c(2, 5)), array(1:4, dim = c(2, 2))),
"Parameter 'exp' and 'obs' must have dimension names."
)
expect_error(
ACC(array(1:10, dim = c(a = 2, c = 5)), array(1:4, dim = c(a = 2, b = 2))),
"Parameter 'exp' and 'obs' must have same dimension name"
)
expect_error(
ACC(exp1, obs1, dat_dim = 1),
"Parameter 'dat_dim' must be a character string."
)
expect_error(
ACC(exp1, obs1, dat_dim = 'a'),
"Parameter 'dat_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, space_dim = c('lon')),
"Parameter 'space_dim' must be a character vector of 2."
)
expect_error(
ACC(exp1, obs1, space_dim = c('lon', 'lev')),
"Parameter 'space_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, avg_dim = 1),
"Parameter 'avg_dim' must be a character string."
)
expect_error(
ACC(exp1, obs1, avg_dim = c('lev')),
"Parameter 'avg_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, memb_dim = TRUE),
"Parameter 'memb_dim' must be a character string."
)
expect_error(
ACC(exp1, obs1, memb_dim = 'memb'),
"Parameter 'memb_dim' is not found in 'exp' or 'obs' dimension."
)
expect_error(
ACC(exp1, obs1, lat = c(1, 2, 3)),
paste0("Parameter \'lat\' must be a numeric vector with the same ",
"length as the latitude dimension of \'exp\' and \'obs\'.")
)
expect_error(
ACC(exp1, obs1, lon = c(1, 3)),
paste0("Parameter \'lon\' must be a numeric vector with the same ",
"length as the longitude dimension of \'exp\' and \'obs\'.")
)
expect_error(
ACC(exp1, obs1, lonlatbox = c(-90, 90)),
"Parameter 'lonlatbox' must be a numeric vector of 4."
)
expect_error(
ACC(exp1, obs1, lat = c(1, 2), lon = c(1, 2, 3)),
paste0("Parameters 'lon', 'lat', and 'lonlatbox' must be used or be ",
"NULL at the same time.")
)
expect_error(
ACC(exp1, obs1, conf = 1),
"Parameter 'conf' must be one logical value."
)
expect_error(
ACC(exp1, obs1, conftype = 'a'),
"Parameter \'conftype\' must be either \'parametric\' or \'bootstrap\'."
)
expect_error(
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
"Parameter 'memb_dim' cannot be NULL when parameter 'conftype' is 'bootstrap'."
)
expect_error(
ACC(exp1, obs1, conf.lev = -1),
"Parameter 'conf.lev' must be a numeric number between 0 and 1."
)
expect_error(
ACC(exp1, obs1, pval = 'TRUE'),
"Parameter 'pval' must be one logical value."
)
expect_error(
ACC(exp1, obs1, ncores = 1.5),
"Parameter 'ncores' must be a positive integer."
)
expect_error(
ACC(exp = array(1:10, dim = c(dataset = 5, member = 1, lat = 2, lon = 1)),
obs = array(1:4, dim = c(dataset = 2, member = 2, lat = 1, lon = 1)),
avg_dim = NULL),
"Parameter 'exp' and 'obs' must have same length of all the dimensions expect 'dat_dim' and 'memb_dim'."
)
})
##############################################
test_that("2. Output checks: dat1", {
expect_equal(
dim(ACC(exp1, obs1)$acc),
c(nexp = 1, nobs = 1, sdate = 5, ftime = 1)
)
expect_equal(
names(ACC(exp1, obs1)),
c("acc", "conf.lower", "conf.upper", "p.val", "macc")
)
expect_equal(
mean(ACC(exp1, obs1)$acc),
-0.2001352,
tolerance = 0.00001
)
expect_equal(
as.vector(ACC(exp1, obs1)$p.val),
c(0.7292993, 0.7292993, 0.7292993, 0.7292993, 0.7292993),
tolerance = 0.00001
)
expect_equal(
as.vector(ACC(exp1, obs1)$conf.lower),
c(-0.8595534, -0.9644555, -0.9408508, -0.6887500, -0.7619374),
tolerance = 0.00001
)
expect_equal(
as.vector(ACC(exp1, obs1)$conf.upper),
c(0.7493799, 0.2515608, 0.4759707, 0.8890967, 0.8517117),
tolerance = 0.00001
)
expect_equal(
names(ACC(exp1, obs1, avg_dim = NULL)),
c("acc", "conf.lower", "conf.upper", "p.val")
)
expect_equal(
dim(ACC(exp1, obs1, dat_dim = 'member', memb_dim = NULL)$acc),
c(nexp = 2, nobs = 1, sdate = 5, dataset = 1, ftime = 1)
)
expect_equal(
names(ACC(exp1, obs1, conf = FALSE)),
c("acc", "p.val", "macc")
)
expect_equal(
names(ACC(exp1, obs1, pval = FALSE)),
c("acc", "conf.lower", "conf.upper", "macc")
)
expect_equal(
names(ACC(exp1, obs1, conf = FALSE, pval = FALSE)),
c("acc", "macc")
)
expect_equal(
as.vector(ACC(exp1, obs1, conf = FALSE, avg_dim = NULL, conf.lev = 0.9)$p.val),
c(0.6083998, 0.6083998, 0.6083998, 0.6083998, 0.6083998),
tolerance = 0.00001
)
expect_equal(
mean(ACC(exp1, obs1, lat = c(10, 20), lon = c(20, 30, 40), lonlatbox = c(20, 30, 10, 20))$acc),
-0.1681097,
tolerance = 0.00001
)
})