package prog8tests import io.kotest.assertions.fail import io.kotest.core.spec.style.FunSpec import io.kotest.matchers.shouldBe import io.kotest.matchers.shouldNotBe import prog8.code.* import prog8.code.core.DataType import prog8.code.core.Position import prog8.code.core.ZeropageWish class TestSymbolTable: FunSpec({ test("empty symboltable") { val st = SymbolTable() st.scopedName shouldBe emptyList() st.name shouldBe "" st.type shouldBe StNodeType.GLOBAL st.children shouldBe mutableMapOf() st.position shouldBe Position.DUMMY } test("symboltable flatten") { val st = makeSt() st.flat[listOf("zzzzz")] shouldBe null st.flat.getValue(listOf("msb")).type shouldBe StNodeType.BUILTINFUNC st.flat.getValue(listOf("block2")).type shouldBe StNodeType.BLOCK st.flat.getValue(listOf("block2", "sub2", "subsub", "label")).type shouldBe StNodeType.LABEL st.flat[listOf("block2", "sub2", "subsub", "label", "zzzz")] shouldBe null } test("symboltable global lookups") { val st = makeSt() st.lookup("undefined") shouldBe null st.lookup(listOf("undefined")) shouldBe null var default = st.lookupOrElse("undefined") { StNode("default", StNodeType.LABEL, Position.DUMMY) } default.name shouldBe "default" default = st.lookupOrElse(listOf("undefined")) { StNode("default", StNodeType.LABEL, Position.DUMMY) } default.name shouldBe "default" val msbFunc = st.lookupOrElse("msb") { fail("msb must be found") } msbFunc.type shouldBe StNodeType.BUILTINFUNC val variable = st.lookupOrElse(listOf("block1", "sub2", "v2")) { fail("v2 must be found") } variable.type shouldBe StNodeType.STATICVAR } test("symboltable nested lookups") { val st = makeSt() val sub1 = st.lookupOrElse(listOf("block1", "sub1")) { fail("should find sub1") } sub1.name shouldBe "sub1" sub1.scopedName shouldBe listOf("block1", "sub1") sub1.type shouldBe StNodeType.SUBROUTINE sub1.children.size shouldBe 2 val v1 = sub1.lookupOrElse("v1") { fail("v1 must be found") } as StStaticVariable v1.type shouldBe StNodeType.STATICVAR v1.name shouldBe "v1" v1.dt shouldBe DataType.BYTE val blockc = sub1.lookupOrElse("blockc") { fail("blockc") } as StConstant blockc.type shouldBe StNodeType.CONSTANT blockc.value shouldBe 999.0 val subsub = st.lookupOrElse(listOf("block2", "sub2", "subsub")) { fail("should find subsub") } subsub.lookup("blockc") shouldBe null subsub.lookup("label") shouldNotBe null } }) private fun makeSt(): SymbolTable { val st = SymbolTable() val block1 = StNode("block1", StNodeType.BLOCK, Position.DUMMY) val sub11 = StNode("sub1", StNodeType.SUBROUTINE, Position.DUMMY) val sub12 = StNode("sub2", StNodeType.SUBROUTINE, Position.DUMMY) block1.add(sub11) block1.add(sub12) block1.add(StConstant("c1", DataType.UWORD, 12345.0, Position.DUMMY)) block1.add(StConstant("blockc", DataType.UWORD, 999.0, Position.DUMMY)) sub11.add(StStaticVariable("v1", DataType.BYTE, null, null, null, null, ZeropageWish.DONTCARE, Position.DUMMY)) sub11.add(StStaticVariable("v2", DataType.BYTE, null, null, null, null, ZeropageWish.DONTCARE, Position.DUMMY)) sub12.add(StStaticVariable("v1", DataType.BYTE, null, null, null, null, ZeropageWish.DONTCARE, Position.DUMMY)) sub12.add(StStaticVariable("v2", DataType.BYTE, null, null, null, null, ZeropageWish.DONTCARE, Position.DUMMY)) val block2 = StNode("block2", StNodeType.BLOCK, Position.DUMMY) val sub21 = StNode("sub1", StNodeType.SUBROUTINE, Position.DUMMY) val sub22 = StNode("sub2", StNodeType.SUBROUTINE, Position.DUMMY) block2.add(sub21) block2.add(sub22) val sub221 = StNode("subsub", StNodeType.SUBROUTINE, Position.DUMMY) sub221.add(StNode("label", StNodeType.LABEL, Position.DUMMY)) sub22.add(sub221) val builtinfunc = StNode("msb", StNodeType.BUILTINFUNC, Position.DUMMY) st.add(block1) st.add(block2) st.add(builtinfunc) return st }