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internal/testutil: Add test utility package

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This commit is contained in:
Sasha Koshka
2025-06-24 14:37:06 -04:00
parent 89153dd7bd
commit e3487d26a1
2 changed files with 150 additions and 0 deletions
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64
internal/testutil/testutil_test.go Normal file
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@@ -0,0 +1,64 @@
package testutil
import "testing"
func TestSnakeA(test *testing.T) {
snake := S(1, 6).AddVar(
[]byte { 1 },
[]byte { 2 },
[]byte { 3 },
[]byte { 4 },
[]byte { 5 },
).Add(9)
test.Log(snake)
ok, n := snake.Check([]byte { 1, 6, 1, 2, 3, 4, 5, 9 })
if !ok { test.Fatal("false negative:", n) }
ok, n = snake.Check([]byte { 1, 6, 5, 4, 3, 2, 1, 9 })
if !ok { test.Fatal("false negative:", n) }
ok, n = snake.Check([]byte { 1, 6, 3, 1, 4, 2, 5, 9 })
if !ok { test.Fatal("false negative:", n) }
ok, n = snake.Check([]byte { 1, 6, 9 })
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 1, 2, 3, 4, 5, 6, 9 })
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 0, 2, 3, 4, 5, 6, 9 })
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 7, 1, 4, 2, 5, 9 })
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 7, 3, 1, 4, 2, 5, 9 })
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 7, 3, 1, 4, 2, 5, 9 })
if ok { test.Fatal("false positive:", n) }
}
func TestSnakeB(test *testing.T) {
snake := S(1, 6).AddVar(
[]byte { 1 },
[]byte { 2 },
).Add(9).AddVar(
[]byte { 3, 2 },
[]byte { 0 },
[]byte { 1, 1, 2, 3 },
)
test.Log(snake)
ok, n := snake.Check([]byte { 1, 6, 1, 2, 9, 3, 2, 0, 1, 1, 2, 3})
if !ok { test.Fatal("false negative:", n) }
ok, n = snake.Check([]byte { 1, 6, 2, 1, 9, 0, 1, 1, 2, 3, 3, 2})
if !ok { test.Fatal("false negative:", n) }
ok, n = snake.Check([]byte { 1, 6, 9 })
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 1, 2, 9 })
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 9, 3, 2, 0, 1, 1, 2, 3})
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 2, 9, 0, 1, 1, 2, 3, 3, 2})
if ok { test.Fatal("false positive:", n) }
ok, n = snake.Check([]byte { 1, 6, 1, 2, 9, 3, 2, 1, 1, 2, 3})
if ok { test.Fatal("false positive:", n) }
}