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https://github.com/irmen/prog8.git
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98 lines
2.8 KiB
Kotlin
98 lines
2.8 KiB
Kotlin
import io.kotest.assertions.throwables.shouldThrow
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import io.kotest.core.spec.style.FunSpec
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import io.kotest.matchers.shouldBe
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import io.kotest.matchers.shouldNotBe
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import prog8.vm.Memory
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class TestMemory: FunSpec({
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test("reset") {
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val mem = Memory()
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mem.setUB(1000u, 42u)
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mem.getUB(1000u) shouldBe 42u
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mem.reset()
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mem.getUB(1000u) shouldBe 0u
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}
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test("byte access") {
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val mem = Memory()
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mem.setUB(1000u, 123u)
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mem.getUB(1000u) shouldBe 123u
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mem.getSB(1000u) shouldBe 123
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mem.setUB(1000u, 234u)
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mem.getUB(1000u) shouldBe 234u
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mem.getSB(1000u) shouldBe -22
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mem.setSB(1000u, -99)
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mem.getSB(1000u) shouldBe -99
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mem.getUB(1000u) shouldBe 157u
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}
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test("word access") {
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val mem = Memory()
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mem.setUW(1000u, 12345u)
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mem.getUW(1000u) shouldBe 12345u
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mem.getSW(1000u) shouldBe 12345
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mem.setUW(1000u, 55444u)
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mem.getUW(1000u) shouldBe 55444u
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mem.getSW(1000u) shouldBe -10092
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mem.setSW(1000u, -23456)
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mem.getSW(1000u) shouldBe -23456
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mem.getUW(1000u) shouldBe 42080u
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mem.setUW(1000u, 0xea31u)
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mem.getUB(1000u) shouldBe 0x31u
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mem.getUB(1001u) shouldBe 0xeau
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}
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test("long access") {
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val mem = Memory()
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mem.setSL(1000u, 12345678)
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mem.getSL(1000u) shouldBe 12345678
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mem.setSL(1000u, -888888)
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mem.getSL(1000u) shouldBe -888888
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mem.setSL(1000u, 0)
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mem.getSL(1000u) shouldBe 0
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}
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test("unsigned long access") {
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val mem = Memory()
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mem.setUL(1000u, 123456789u)
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mem.getUL(1000u) shouldBe 123456789u
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mem.setUL(1000u, 0xFF00FF00u)
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mem.getUL(1000u) shouldBe 0xFF00FF00u
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mem.setUL(1000u, 0u)
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mem.getUL(1000u) shouldBe 0u
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}
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test("32 bits float access") {
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val mem = Memory()
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mem.getFloat(1000u) shouldNotBe 0.0
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mem.setFloat(1000u, 0.0)
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mem.getFloat(1000u) shouldBe 0.0
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mem.setFloat(1000u, -9.876543)
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mem.getFloat(1000u) shouldBe -9.876543
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}
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test("setstring and getstring") {
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val mem = Memory()
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mem.setString(1000u, "******************", false)
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mem.setString(1000u, "Hello world!", true)
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mem.getString(1000u) shouldBe "Hello world!"
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mem.getUB(1012u) shouldBe 0u
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mem.getUB(1013u) shouldBe 42u
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mem.setString(1000u, "Goodbye", false)
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mem.getString(1000u) shouldBe "Goodbyeorld!"
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}
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test("illegal address") {
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val mem = Memory()
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shouldThrow<ArrayIndexOutOfBoundsException> {
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mem.getUB(99999999u)
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}
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shouldThrow<ArrayIndexOutOfBoundsException> {
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mem.setUB(99999999u, 0u)
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}
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}
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})
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