1
2
3
4
5
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
109
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
|
context("HttpResponse")
test_that("HttpResponse works", {
expect_is(HttpResponse, "R6ClassGenerator")
aa <- HttpResponse$new(
method = "get",
url = hb(),
status_code = 201,
request_headers = list(useragent = "foo bar"),
content = charToRaw("hello world"),
request = list()
)
expect_is(aa, "HttpResponse")
expect_null(aa$handle)
expect_null(aa$opts)
expect_is(aa$url, "character")
expect_is(aa$method, "character")
expect_is(aa$content, "raw")
expect_null(aa$modified)
expect_is(aa$parse, "function")
expect_is(aa$raise_for_status, "function")
expect_is(aa$request_headers, "list")
expect_null(aa$response_headers)
expect_null(aa$response_headers_all)
expect_equal(aa$status_code, 201)
expect_is(aa$status_http, "function")
expect_is(aa$success, "function")
expect_true(aa$success())
expect_null(aa$times)
expect_is(aa$request, "list")
aa <- HttpResponse$new(
method = "get",
url = hb(),
status_code = 404,
request_headers = list(useragent = "foo bar"),
content = charToRaw("hello world"),
request = list()
)
expect_error(aa$raise_for_status(), "Not Found \\(HTTP 404\\)",
class = "error")
})
test_that("HttpResponse print method", {
skip_on_cran()
aa <- HttpResponse$new(
method = "get",
url = hb("/stuff?g=6"),
status_code = 201,
request_headers = list(useragent = "foo bar"),
response_headers = list(`content-type` = "application/json"),
content = charToRaw("hello world"),
request = list()
)
expect_is(aa, "HttpResponse")
expect_is(aa$print, "function")
expect_output(aa$print(), "crul response")
expect_output(aa$print(), "url:")
expect_output(aa$print(), "request_headers:")
expect_output(aa$print(), 'useragent')
expect_output(aa$print(), "response_headers:")
expect_output(aa$print(), 'content-type')
expect_output(aa$print(), 'params')
expect_output(aa$print(), 'g: 6')
expect_output(aa$print(), 'status: 201')
})
test_that("HttpResponse fails well", {
expect_error(HttpResponse$new(), "argument \"url\" is missing")
})
test_that("parse method", {
aa <- HttpResponse$new(
method = "get",
url = hb(),
status_code = 201,
request_headers = list(useragent = "foo bar"),
content = charToRaw("hello J\xf6reskog"),
request = list()
)
# has correct parameters
expect_named(formals(aa$parse), c("encoding", "..."))
# can pass parameters to iconv
expect_is(suppressMessages(aa$parse(sub = "")), "character")
expect_true(nzchar(suppressMessages(aa$parse(sub = ""))))
# sub parameter works
expect_true(is.na(suppressMessages(aa$parse())))
expect_match(suppressMessages(aa$parse(sub = "---")), "---")
# toRaw parameter works
expect_null(suppressMessages(aa$parse(toRaw = TRUE)[[1]]))
expect_is(suppressMessages(aa$parse(sub = "", toRaw = TRUE)[[1]]), "raw")
})
test_that("parse works when file on disk is binary", {
url <- "https://dods.ndbc.noaa.gov/thredds/fileServer/data/cwind/41001/41001c1997.nc"
f <- "../fixtures/41001c1990.nc"
# f <- file.path(tempdir(), "41001c1990.nc")
# out <- HttpClient$new(url)$get(disk = f)
opts <- list(
url = handle(url),
method = "get",
options = list(httpget = TRUE,
useragent = "libcurl/7.54.0 r-curl/4.0 crul/0.8.1.9123"),
headers = list(`Accept-Encoding` = "gzip, deflate",
Accept = "application/json, text/xml, application/xml, */*"),
disk = f
)
aa <- HttpResponse$new(
method = "get",
url = url,
status_code = 200,
request_headers = opts$headers,
content = f,
handle = opts$url$handle,
request = opts
)
# data is in the file
expect_is(aa$content, "character")
expect_equal(aa$content, f)
expect_is(readLines(aa$content, n = 1, warn = FALSE), "character")
# parse works on the binary content
parsed <- aa$parse()
expect_is(parsed, "raw")
# binfile <- tempfile()
# writeBin(parsed, con = file(binfile, open = "wb"))
# on.exit(close(binfile))
# file.info(binfile)
# file.info(f)
})
test_that("internal fxn: parse_params", {
url <- "https://httpbin.org/get?a=5&foo=bar"
x <- parse_params(url)
expect_is(x, "character")
expect_equal(length(x), 2)
expect_null(parse_params(5))
expect_error(parse_params(mtcars))
})
test_that("internal fxn: check_encoding", {
x <- check_encoding("UTF-8")
expect_is(x, "character")
expect_equal(length(x), 1)
# throws message about invalid encoding
expect_message(check_encoding(5), "Invalid encoding 5")
# and gives back utf-8
expect_equal(suppressMessages(check_encoding(5)), "UTF-8")
# needs input
expect_error(check_encoding(), "argument \"x\" is missing")
})
# test_that("parse works for ftp text responses", {
# url <- "ftp://ftp.ncdc.noaa.gov/pub/data/ghcn/daily/ghcnd-stations.txt"
# cli <- HttpClient$new(url = url)
# aa <- cli$get()
# txt <- aa$parse("UTF-8")
# x <- aa$content
# z <- readBin(x, character())
# out <- iconv(z, from = guess_encoding(), to = "UTF-8", sub = "")
# iconv(readBin(x, character()),
# from = guess_encoding(encoding), to = "UTF-8")
# })
|
