update tests

Author: ben-schwen

inst/tests/tests.Rraw

@@ -21698,8 +21698,10 @@ test(2341.03, fread('a,b#line-trailing comment and no whitespace
 1,2', comment.char='#'), data.table(a=1L, b=2L))
 test(2341.04, fread('a,b
 1,2 #trailing after numeric', comment.char='#'), data.table(a=1L, b=2L))
+# comment char inside quotes
 test(2341.05, fread('a
 "#quotes#"', comment.char="#"), data.table(a="#quotes#"))
+# multi line comments
 test(2341.06, fread('# multi line
 # comment
 1,2
@@ -21711,21 +21713,48 @@ test(2341.07, fread('id;value
 1;2,5! trailing comment
 2;NA
 !final comment', sep=';', dec=',', na.strings='NA', comment.char='!'), data.table(id=1:2, value=c(2.5, NA_real_)))
+# skip
 test(2341.08, fread('meta line
 DATA STARTS
 x,y
 # skip this
-1,2', header=TRUE, skip="DATA", comment.char='#'), data.table(x=1L, y=2L))
-test(2341.09, fread('value
+1,2', skip="DATA", header=TRUE, comment.char='#'), data.table(x=1L, y=2L))
+# weird comment chars like space or quote
+test(2341.09, fread('a
   inline comment
-5', comment.char=' '), data.table(value=5L))
+1', comment.char=' '), data.table(a=1L))
 test(2341.10, fread('a,b
 1,2" trailing"
 "comment line"
 3,4', comment.char='"', quote=""), data.table(a=c(1L,3L), b=c(2L,4L)))
+# invalid comment chars
 test(2341.11, fread('a,b
 ## multichar commentchar
 1,2', comment.char = '##'), error = "comment.char= must be a single non-NA character")
 test(2341.12, fread('a,b
 NA,NA
 1,2', comment.char = NA), error = "comment.char= must be a single non-NA character")
+# CLRF
+test(2341.13, fread('a,b\r\n# cmt\r\n1,2\r\n3,4\r\n', comment.char='#'), data.table(a=c(1L,3L), b=c(2L,4L)))
+# header comment
+test(2341.14, fread('# hdr cmt
+x,y
+1,2', header=TRUE, comment.char='#'), data.table(x=1L, y=2L))
+# nrow not counting comments
+test(2341.15, fread('a,b
+1,2
+# cmt
+3,4
+5,6', nrows=2, comment.char='#'), data.table(a=c(1L,3L), b=c(2L,4L)))
+# sep and comment char same
+test(2341.19, fread('a#b
+1#2
+# only comment', sep="#", comment.char="#"), data.table(a=1L))
+# na.strings
+test(2341.20, fread('v
+#NA
+1
+# comment', na.strings="#NA", comment.char='#'), data.table(v=1L))
+test(2341.29, fread('a,b
+"p#q",2 # tail
+"r#s",3', comment.char='#'), data.table(a=c("p#q","r#s"), b=c(2L,3L)))