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experimental/diff: move isMainModule block to tests/stdlib/tdiff.nim (#16172)

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This commit is contained in:
Timothee Cour
2020-11-28 11:59:08 -08:00
committed by GitHub
parent 1d786c0a54
commit d29eddf92a
2 changed files with 73 additions and 80 deletions
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80
lib/experimental/diff.nim
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@@ -331,83 +331,3 @@ proc diffText*(textA, textB: string): seq[Item] =
optimize(dataA)
optimize(dataB)
result = createDiffs(dataA, dataB)
when isMainModule:
proc testHelper(f: seq[Item]): string =
for it in f:
result.add(
$it.deletedA & "." & $it.insertedB & "." & $it.startA & "." & $it.startB & "*"
)
proc main() =
var a, b: string
stdout.writeLine("Diff Self Test...")
# test all changes
a = "a,b,c,d,e,f,g,h,i,j,k,l".replace(',', '\n')
b = "0,1,2,3,4,5,6,7,8,9".replace(',', '\n')
assert(testHelper(diffText(a, b)) ==
"12.10.0.0*",
"all-changes test failed.")
stdout.writeLine("all-changes test passed.")
# test all same
a = "a,b,c,d,e,f,g,h,i,j,k,l".replace(',', '\n')
b = a
assert(testHelper(diffText(a, b)) ==
"",
"all-same test failed.")
stdout.writeLine("all-same test passed.")
# test snake
a = "a,b,c,d,e,f".replace(',', '\n')
b = "b,c,d,e,f,x".replace(',', '\n')
assert(testHelper(diffText(a, b)) ==
"1.0.0.0*0.1.6.5*",
"snake test failed.")
stdout.writeLine("snake test passed.")
# 2002.09.20 - repro
a = "c1,a,c2,b,c,d,e,g,h,i,j,c3,k,l".replace(',', '\n')
b = "C1,a,C2,b,c,d,e,I1,e,g,h,i,j,C3,k,I2,l".replace(',', '\n')
assert(testHelper(diffText(a, b)) ==
"1.1.0.0*1.1.2.2*0.2.7.7*1.1.11.13*0.1.13.15*",
"repro20020920 test failed.")
stdout.writeLine("repro20020920 test passed.")
# 2003.02.07 - repro
a = "F".replace(',', '\n')
b = "0,F,1,2,3,4,5,6,7".replace(',', '\n')
assert(testHelper(diffText(a, b)) ==
"0.1.0.0*0.7.1.2*",
"repro20030207 test failed.")
stdout.writeLine("repro20030207 test passed.")
# Muegel - repro
a = "HELLO\nWORLD"
b = "\n\nhello\n\n\n\nworld\n"
assert(testHelper(diffText(a, b)) ==
"2.8.0.0*",
"repro20030409 test failed.")
stdout.writeLine("repro20030409 test passed.")
# test some differences
a = "a,b,-,c,d,e,f,f".replace(',', '\n')
b = "a,b,x,c,e,f".replace(',', '\n')
assert(testHelper(diffText(a, b)) ==
"1.1.2.2*1.0.4.4*1.0.7.6*",
"some-changes test failed.")
stdout.writeLine("some-changes test passed.")
# test one change within long chain of repeats
a = "a,a,a,a,a,a,a,a,a,a".replace(',', '\n')
b = "a,a,a,a,-,a,a,a,a,a".replace(',', '\n')
assert(testHelper(diffText(a, b)) ==
"0.1.4.4*1.0.9.10*",
"long chain of repeats test failed.")
stdout.writeLine("End.")
stdout.flushFile
main()

73
tests/stdlib/tdiff.nim Normal file
View File

@@ -0,0 +1,73 @@
discard """
targets: "c js"
"""
import experimental/diff
import std/strutils
proc testHelper(f: seq[Item]): string =
for it in f:
result.add(
$it.deletedA & "." & $it.insertedB & "." & $it.startA & "." & $it.startB & "*"
)
proc main() =
var a, b: string
# Diff Self Test
# test all changes
a = "a,b,c,d,e,f,g,h,i,j,k,l".replace(',', '\n')
b = "0,1,2,3,4,5,6,7,8,9".replace(',', '\n')
doAssert(testHelper(diffText(a, b)) ==
"12.10.0.0*",
"all-changes test failed.")
# test all same
a = "a,b,c,d,e,f,g,h,i,j,k,l".replace(',', '\n')
b = a
doAssert(testHelper(diffText(a, b)) ==
"",
"all-same test failed.")
# test snake
a = "a,b,c,d,e,f".replace(',', '\n')
b = "b,c,d,e,f,x".replace(',', '\n')
doAssert(testHelper(diffText(a, b)) ==
"1.0.0.0*0.1.6.5*",
"snake test failed.")
# 2002.09.20 - repro
a = "c1,a,c2,b,c,d,e,g,h,i,j,c3,k,l".replace(',', '\n')
b = "C1,a,C2,b,c,d,e,I1,e,g,h,i,j,C3,k,I2,l".replace(',', '\n')
doAssert(testHelper(diffText(a, b)) ==
"1.1.0.0*1.1.2.2*0.2.7.7*1.1.11.13*0.1.13.15*",
"repro20020920 test failed.")
# 2003.02.07 - repro
a = "F".replace(',', '\n')
b = "0,F,1,2,3,4,5,6,7".replace(',', '\n')
doAssert(testHelper(diffText(a, b)) ==
"0.1.0.0*0.7.1.2*",
"repro20030207 test failed.")
# Muegel - repro
a = "HELLO\nWORLD"
b = "\n\nhello\n\n\n\nworld\n"
doAssert(testHelper(diffText(a, b)) ==
"2.8.0.0*",
"repro20030409 test failed.")
# test some differences
a = "a,b,-,c,d,e,f,f".replace(',', '\n')
b = "a,b,x,c,e,f".replace(',', '\n')
doAssert(testHelper(diffText(a, b)) ==
"1.1.2.2*1.0.4.4*1.0.7.6*",
"some-changes test failed.")
# test one change within long chain of repeats
a = "a,a,a,a,a,a,a,a,a,a".replace(',', '\n')
b = "a,a,a,a,-,a,a,a,a,a".replace(',', '\n')
doAssert(testHelper(diffText(a, b)) ==
"0.1.4.4*1.0.9.10*",
"long chain of repeats test failed.")
main()
static: main()