prog8/compiler/test/TestPetscii.kt
2021-12-28 14:23:36 +01:00

176 lines
8.5 KiB
Kotlin

package prog8tests
import com.github.michaelbull.result.Ok
import com.github.michaelbull.result.expectError
import com.github.michaelbull.result.getOrElse
import io.kotest.assertions.withClue
import io.kotest.core.spec.style.FunSpec
import io.kotest.matchers.shouldBe
import prog8.codegen.target.cbm.Petscii
class TestPetscii: FunSpec({
test("testZero") {
Petscii.encodePetscii("\u0000", true) shouldBe Ok(listOf<UByte>(0u))
Petscii.encodePetscii("\u0000", false) shouldBe Ok(listOf<UByte>(0u))
Petscii.decodePetscii(listOf(0u), true) shouldBe "\u0000"
Petscii.decodePetscii(listOf(0u), false) shouldBe "\u0000"
}
test("testLowercase") {
Petscii.encodePetscii("hello WORLD 123 @!£", true) shouldBe
Ok(listOf<UByte>(72u, 69u, 76u, 76u, 79u, 32u, 0xd7u, 0xcfu, 0xd2u, 0xccu, 0xc4u, 32u, 49u, 50u, 51u, 32u, 64u, 33u, 0x5cu))
Petscii.encodePetscii("\uf11a", true) shouldBe Ok(listOf<UByte>(0x12u)) // reverse vid
Petscii.encodePetscii("", true) shouldBe Ok(listOf<UByte>(0xfau))
withClue("expect lowercase error fallback") {
Petscii.encodePetscii("π", true) shouldBe Ok(listOf<UByte>(255u))
Petscii.encodePetscii("", true) shouldBe Ok(listOf<UByte>(0xd3u))
}
Petscii.decodePetscii(listOf(72u, 0xd7u, 0x5cu, 0xfau, 0x12u), true) shouldBe "hW£✓\uF11A"
}
test("testUppercase") {
Petscii.encodePetscii("HELLO 123 @!£") shouldBe
Ok(listOf<UByte>(72u, 69u, 76u, 76u, 79u, 32u, 49u, 50u, 51u, 32u, 64u, 33u, 0x5cu))
Petscii.encodePetscii("\uf11a") shouldBe Ok(listOf<UByte>(0x12u)) // reverse vid
Petscii.encodePetscii("") shouldBe Ok(listOf<UByte>(0xd3u))
Petscii.encodePetscii("π") shouldBe Ok(listOf<UByte>(0xffu))
withClue("expecting fallback") {
Petscii.encodePetscii("") shouldBe Ok(listOf<UByte>(250u))
}
Petscii.decodePetscii(listOf(72u, 0x5cu, 0xd3u, 0xffu)) shouldBe "H£♥π"
}
test("testScreencodeLowercase") {
Petscii.encodeScreencode("hello WORLD 123 @!£", true) shouldBe
Ok(listOf<UByte>(0x08u, 0x05u, 0x0cu, 0x0cu, 0x0fu, 0x20u, 0x57u, 0x4fu, 0x52u, 0x4cu, 0x44u, 0x20u, 0x31u, 0x32u, 0x33u, 0x20u, 0x00u, 0x21u, 0x1cu))
Petscii.encodeScreencode("", true) shouldBe Ok(listOf<UByte>(0x7au))
withClue("expect fallback") {
Petscii.encodeScreencode("", true) shouldBe Ok(listOf<UByte>(83u))
Petscii.encodeScreencode("π", true) shouldBe Ok(listOf<UByte>(94u))
}
Petscii.decodeScreencode(listOf(0x08u, 0x57u, 0x1cu, 0x7au), true) shouldBe "hW£✓"
}
test("testScreencodeUppercase") {
Petscii.encodeScreencode("WORLD 123 @!£") shouldBe
Ok(listOf<UByte>(0x17u, 0x0fu, 0x12u, 0x0cu, 0x04u, 0x20u, 0x31u, 0x32u, 0x33u, 0x20u, 0x00u, 0x21u, 0x1cu))
Petscii.encodeScreencode("") shouldBe Ok(listOf<UByte>(0x53u))
Petscii.encodeScreencode("π") shouldBe Ok(listOf<UByte>(0x5eu))
Petscii.encodeScreencode("HELLO") shouldBe Ok(listOf<UByte>(8u, 5u, 12u, 12u, 15u))
withClue("expecting fallback") {
Petscii.encodeScreencode("hello") shouldBe Ok(listOf<UByte>(8u, 5u, 12u, 12u, 15u))
Petscii.encodeScreencode("") shouldBe Ok(listOf<UByte>(122u))
}
Petscii.decodeScreencode(listOf(0x17u, 0x1cu, 0x53u, 0x5eu)) shouldBe "W£♥π"
}
test("testErrorCases") {
Petscii.encodePetscii("~", true).expectError { "shouldn't be able to encode tilde" }
Petscii.encodePetscii("~", false).expectError { "shouldn't be able to encode tilde" }
Petscii.encodeScreencode("~", true).expectError { "shouldn't be able to encode tilde" }
Petscii.encodeScreencode("~", false).expectError { "shouldn't be able to encode tilde" }
}
test("testSpecialReplacements") {
fun encodeP(c: Char, lower: Boolean) = Petscii.encodePetscii(c.toString(), lower).getOrElse { throw it }.single()
fun encodeS(c: Char, lower: Boolean) = Petscii.encodeScreencode(c.toString(), lower).getOrElse { throw it }.single()
Petscii.encodePetscii("`", false).expectError { "shouldn't have translation for backtick" }
Petscii.encodePetscii("`", true).expectError { "shouldn't have translation for backtick" }
Petscii.encodePetscii("~", false).expectError { "shouldn't have translation for tilde" }
Petscii.encodePetscii("~", true).expectError { "shouldn't have translation for tilde" }
encodeP('^', false) shouldBe 94u
encodeP('^', true) shouldBe 94u
encodeS('^', false) shouldBe 30u
encodeS('^', true) shouldBe 30u
encodeP('_', false) shouldBe 228u
encodeP('_', true) shouldBe 228u
encodeS('_', false) shouldBe 100u
encodeS('_', true) shouldBe 100u
encodeP('{', false) shouldBe 243u
encodeP('{', true) shouldBe 243u
encodeS('{', false) shouldBe 115u
encodeS('{', true) shouldBe 115u
encodeP('}', false) shouldBe 235u
encodeP('}', true) shouldBe 235u
encodeS('}', false) shouldBe 107u
encodeS('}', true) shouldBe 107u
encodeP('|', false) shouldBe 221u
encodeP('|', true) shouldBe 221u
encodeS('|', false) shouldBe 93u
encodeS('|', true) shouldBe 93u
encodeP('\\', false) shouldBe 205u
encodeP('\\', true) shouldBe 205u
encodeS('\\', false) shouldBe 77u
encodeS('\\', true) shouldBe 77u
}
test("testBoxDrawingCharsEncoding") {
fun encodeP(c: Char, lower: Boolean) = Petscii.encodePetscii(c.toString(), lower).getOrElse { throw it }.single()
fun encodeS(c: Char, lower: Boolean) = Petscii.encodeScreencode(c.toString(), lower).getOrElse { throw it }.single()
// pipe char
encodeP('|', false) shouldBe 221u
encodeP('|', true) shouldBe 221u
encodeS('|', false) shouldBe 93u
encodeS('|', true) shouldBe 93u
// ... same as '│', 0x7D -> BOX DRAWINGS LIGHT VERTICAL
encodeP('│', false) shouldBe 221u
encodeP('│', true) shouldBe 221u
encodeS('│', false) shouldBe 93u
encodeS('│', true) shouldBe 93u
// underscore
encodeP('_', false) shouldBe 228u
encodeP('_', true) shouldBe 228u
encodeS('_', false) shouldBe 100u
encodeS('_', true) shouldBe 100u
// ... same as '▁', 0xE4 LOWER ONE EIGHTH BLOCK
encodeP('▁', false) shouldBe 228u
encodeP('▁', true) shouldBe 228u
encodeS('▁', false) shouldBe 100u
encodeS('▁', true) shouldBe 100u
// ─ 0xC0 -> BOX DRAWINGS LIGHT HORIZONTAL
encodeP('─', false) shouldBe 192u
encodeP('─', true) shouldBe 192u
encodeS('─', false) shouldBe 64u
encodeS('─', true) shouldBe 64u
// │ 0x62 -> BOX DRAWINGS LIGHT VERTICAL
encodeP('│', false) shouldBe 221u
encodeP('│', true) shouldBe 221u
encodeS('│', false) shouldBe 93u
encodeS('│', true) shouldBe 93u
}
test("testBoxDrawingCharsDecoding") {
// ─ 0xC0 -> BOX DRAWINGS LIGHT HORIZONTAL
Petscii.decodePetscii(listOf(195u), false).single() shouldBe '\uf13b' //"BOX DRAWINGS LIGHT HORIZONTAL ONE EIGHTH UP (CUS)"
Petscii.decodePetscii(listOf(195u), true).single() shouldBe 'C'
Petscii.decodePetscii(listOf(192u), false).single() shouldBe '─'
Petscii.decodePetscii(listOf(192u), true).single() shouldBe '─'
Petscii.decodeScreencode(listOf(67u), false).single() shouldBe '\uf13b' //"BOX DRAWINGS LIGHT HORIZONTAL ONE EIGHTH UP (CUS)"
Petscii.decodeScreencode(listOf(67u), true).single() shouldBe 'C'
Petscii.decodeScreencode(listOf(64u), false).single() shouldBe '─'
Petscii.decodeScreencode(listOf(64u), true).single() shouldBe '─'
// │ 0x62 -> BOX DRAWINGS LIGHT VERTICAL
Petscii.decodePetscii(listOf(125u), false).single() shouldBe '│'
Petscii.decodePetscii(listOf(125u), true).single() shouldBe '│'
Petscii.decodePetscii(listOf(221u), false).single() shouldBe '│'
Petscii.decodePetscii(listOf(221u), true).single() shouldBe '│'
Petscii.decodeScreencode(listOf(93u), false).single() shouldBe '│'
Petscii.decodeScreencode(listOf(93u), true).single() shouldBe '│'
Petscii.decodeScreencode(listOf(66u), false).single() shouldBe '\uf13c' // "BOX DRAWINGS LIGHT VERTICAL ONE EIGHTH LEFT (CUS)"
Petscii.decodeScreencode(listOf(66u), true).single() shouldBe 'B'
}
})