100 lines
2.5 KiB
Forth
100 lines
2.5 KiB
Forth
# Check our support for fake file systems in scenarios.
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scenario read-from-fake-file [
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local-scope
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assume-resources [
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[a] <- [
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|xyz|
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]
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]
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contents:&:source:char <- start-reading resources, [a]
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1:char/raw <- read contents
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2:char/raw <- read contents
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3:char/raw <- read contents
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4:char/raw <- read contents
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_, 5:bool/raw <- read contents
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memory-should-contain [
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1 <- 120 # x
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2 <- 121 # y
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3 <- 122 # z
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4 <- 10 # newline
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5 <- 1 # eof
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]
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]
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scenario write-to-new-fake-file [
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local-scope
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assume-resources [
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]
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sink:&:sink:char, writer:num/routine <- start-writing resources, [a]
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sink <- write sink, 120/x
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sink <- write sink, 121/y
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close sink
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wait-for-routine writer
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contents-read-back:text <- slurp resources, [a]
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10:bool/raw <- equal contents-read-back, [xy]
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memory-should-contain [
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10 <- 1 # file contents read back exactly match what was written
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]
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]
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scenario write-to-new-fake-file-2 [
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local-scope
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assume-resources [
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[a] <- [
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|abc|
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]
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]
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sink:&:sink:char, writer:num/routine <- start-writing resources, [b]
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sink <- write sink, 120/x
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sink <- write sink, 121/y
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close sink
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wait-for-routine writer
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contents-read-back:text <- slurp resources, [b]
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10:bool/raw <- equal contents-read-back, [xy]
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memory-should-contain [
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10 <- 1 # file contents read back exactly match what was written
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]
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]
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scenario write-to-fake-file-that-exists [
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local-scope
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assume-resources [
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[a] <- []
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]
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sink:&:sink:char, writer:num/routine <- start-writing resources, [a]
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sink <- write sink, 120/x
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sink <- write sink, 121/y
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close sink
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wait-for-routine writer
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contents-read-back:text <- slurp resources, [a]
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10:bool/raw <- equal contents-read-back, [xy]
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memory-should-contain [
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10 <- 1 # file contents read back exactly match what was written
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]
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]
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scenario write-to-existing-file-preserves-other-files [
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local-scope
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assume-resources [
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[a] <- []
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[b] <- [
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|bcd|
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]
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]
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sink:&:sink:char, writer:num/routine <- start-writing resources, [a]
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sink <- write sink, 120/x
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sink <- write sink, 121/y
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close sink
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wait-for-routine writer
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contents-read-back:text <- slurp resources, [a]
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10:bool/raw <- equal contents-read-back, [xy]
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other-file-contents:text <- slurp resources, [b]
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11:bool/raw <- equal other-file-contents, [bcd
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]
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memory-should-contain [
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10 <- 1 # file contents read back exactly match what was written
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11 <- 1 # other files also continue to persist unchanged
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]
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]
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