274 lines
12 KiB
Plaintext
274 lines
12 KiB
Plaintext
import "@std/mem"
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import "@std/arraylist"
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import "@std/testing"
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import "@source/ast"
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import "@source/diagnostics"
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import "@source/ir"
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import "@source/interpreter"
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@hide:file
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owned_text proc(text []u8) arraylist.ArrayList(u8) ! mem.AllocError {
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bytes := arraylist.init(u8, mem.c_allocator)
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errdefer arraylist.deinit(&bytes)
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try arraylist.reserve(&bytes, text.len)
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for (text) |byte| try arraylist.append(&bytes, byte)
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return bytes
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}
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keeps_package_declarations_distinct_and_ir_independent test {
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diagnostic_store := diagnostics.init(mem.c_allocator)
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defer diagnostics.deinit(&diagnostic_store)
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first := try owned_text("value :: 21\nmain proc() int { return value * 2 }")
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defer arraylist.deinit(&first)
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second := try owned_text("value :: 3\nmain proc() int { return value * 2 }")
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defer arraylist.deinit(&second)
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sibling := try owned_text("helper proc() int { return 7 }")
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defer arraylist.deinit(&sibling)
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path [9]mut u8 := undefined
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memcopy!(path[..], "first.hon")
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session := init(mem.c_allocator)
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# the IR must outlive the compilation, including source buffers and interned names.
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modules [2]mut ir.Module := undefined
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{
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defer deinit(&session)
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root :: try add_package(&session)
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dependency :: try add_package(&session)
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left :: try add_source(&session, root, path[..], &first, &diagnostic_store)
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right :: try add_source(&session, dependency, "second.hon", &second, &diagnostic_store)
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third :: try add_source(&session, root, "sibling.hon", &sibling, &diagnostic_store)
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path[0] = 'X'
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try testing.expect_equal(0, first.capacity)
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try testing.expect_equal(0, first.items.len)
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try testing.expect(mem.eql(source(&session, left).path, "first.hon"))
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try testing.expect_equal(root, source(&session, left).package)
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try testing.expect_equal(dependency, source(&session, right).package)
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try testing.expect_equal(root, source(&session, third).package)
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try testing.expect_equal(left, session.packages.items[usize(root)].sources.items[0])
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try testing.expect_equal(third, session.packages.items[usize(root)].sources.items[1])
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a :: declaration(&session, left, 0)
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b :: declaration(&session, right, 0)
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try testing.expect(a.source != b.source)
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tree :: ast.view(&session.builder, source(&session, left).root)
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try testing.expect_equal(ast.name_id(&tree, a.node), ast.name_id(&tree, b.node))
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try testing.expect(mem.eql(ast.source_text(&tree, ast.statement_decl(&tree, a.node).span), "value :: 21"))
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try testing.expect(mem.eql(ast.source_text(&tree, ast.statement_decl(&tree, b.node).span), "value :: 3"))
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modules[0] = try compile(&session, root, &diagnostic_store)
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errdefer ir.deinit(&modules[0])
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modules[1] = try compile(&session, dependency, &diagnostic_store)
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}
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defer ir.deinit(&modules[0])
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defer ir.deinit(&modules[1])
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try testing.expect_equal(0, diagnostics.count(&diagnostic_store))
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left_result := try interpreter.run(mem.c_allocator, &modules[0], &diagnostic_store)
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defer interpreter.deinit(&left_result)
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right_result := try interpreter.run(mem.c_allocator, &modules[1], &diagnostic_store)
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defer interpreter.deinit(&right_result)
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try testing.expect(left_result.trap == null and right_result.trap == null)
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try testing.expect_equal(i64(42), left_result.value.data.integer)
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try testing.expect_equal(i64(6), right_result.value.data.integer)
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}
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recompiles_specialized_calls_without_borrowing_previous_ir test {
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diagnostic_store := diagnostics.init(mem.c_allocator)
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defer diagnostics.deinit(&diagnostic_store)
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modules [2]mut ir.Module := undefined
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{
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session := init(mem.c_allocator)
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defer deinit(&session)
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root :: try add_package(&session)
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bytes := try owned_text(
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`identity proc($T type, value T) T {
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` if (T == i16) return value else return value.missing
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`}
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`Box proc(T type) type { return struct { value T } }
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`count proc() usize {
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` result := 0
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` while (result < 2) result = result + 1
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` return result
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`}
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`Fixed proc(N usize) type {
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` Element := i8
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` length usize := 0
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` while (length < N) {
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` match length { 0: Element = i16, else: Element = i16 }
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` length = length + 1
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` }
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` return match length {
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` 2: struct {
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` values [match length { 2: length, else: usize(1) }](match true {
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` true: Element,
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` false: i8(128),
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` })
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` bias i16 = match true { true: 0, false: i8(128) }
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` },
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` else: i8(128),
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` }
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`}
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`data proc() [2]i16 { return [40, 2] }
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`Tag :: enum(i16) { empty = -7, payload = 90 }
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`Choice :: union(Tag) { payload struct { values [2]i16, text string }, empty void }
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`Error :: union(enum) { failed struct { code i16, text string } }
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`Packet :: struct { choices [2]Choice, results [2](i16 ! Error) }
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`packet_data proc() Packet {
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` return {
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` choices = [.payload { values = [40, 2], text = "ok" }, .empty],
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` results = [40, .failed { code = 2, text = "owned" }],
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` }
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`}
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`Token proc($value Packet) type { return struct {} }
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`Captured proc(choice Choice) type {
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` match choice {
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` .payload |detail|: return struct {
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` values [match detail.text.len { 2: usize(2), else: usize(0) }]i16
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` bias i16 = match choice { .payload |selected|: selected.values[1], .empty: 0 }
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` },
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` .empty: return bool,
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` }
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`}
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`Optional proc() type {
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` pending ?usize := 2
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` Result := i8
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` while pending |length| {
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` pending = null
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` Result = [length]i16
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` }
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` return Result
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`}
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`Updated proc() type {
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` config struct { counts [2]mut usize, bias i16 } := { counts = [0, 0], bias = 0 }
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` original :: config
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` for (usize(0)..2) |index| {
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` config.counts[index] = index + 1
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` config.bias = config.bias + 21
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` }
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` return struct {
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` values [config.counts[1]]i16
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` bias i16 = config.bias + i16(original.counts[1])
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` }
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`}
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`read_selected proc($choice Choice, value i16) i16 {
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` match choice {
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` .payload |detail|: {
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` copied :: detail
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` if (copied.text.len != 2) return -1
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` return match detail.values[1] {
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` 2: match true { true: value + detail.values[1], false: value.missing },
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` else: value.missing,
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` }
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` }
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` .empty: return value.missing,
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` }
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`}
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`main proc() i16 {
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` if $(i16 != i16) { return $(i8(128)) }
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` values :: $(data())
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` box Box(i16) :: { value = identity(i16, values[0]) }
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` fixed Fixed(count()) :: { values = [box.value, 2] }
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` same Fixed(2) :: fixed
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` packet :: $(packet_data())
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` if (Token(packet_data()) != Token(packet)) return 0
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` captured Captured(packet.choices[0]) :: { values = [19, 21] }
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` if (captured.values[0] + captured.values[1] + captured.bias != 42) return 0
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` optional Optional() :: captured.values
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` if (optional[0] + optional[1] != 40) return 0
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` updated Updated() :: { values = optional }
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` if (updated.bias != 42 or updated.values[1] != 21) return 0
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` payload :: packet.choices[0].payload
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` if (payload.values[0] != 40 or payload.values[1] != 2 or payload.text.len != 2) return 0
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` match packet.choices[1] { .empty: {}, .payload: return 0 }
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` if ((packet.results[0] catch 0) != 40) return 0
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` error_code :: packet.results[1] catch |err| match err {
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` .failed |detail|: detail.code + i16(detail.text.len),
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` }
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` if (error_code != 7) return 0
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` return read_selected(packet.choices[0], identity(same.values[0]) + same.values[$(usize(1))] + same.bias - 2)
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`}
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,
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)
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defer arraylist.deinit(&bytes)
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_ = try add_source(&session, root, "generic.hon", &bytes, &diagnostic_store)
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modules[0] = try compile(&session, root, &diagnostic_store)
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errdefer ir.deinit(&modules[0])
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modules[1] = try compile(&session, root, &diagnostic_store)
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}
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defer ir.deinit(&modules[0])
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defer ir.deinit(&modules[1])
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try testing.expect_equal(0, diagnostics.count(&diagnostic_store))
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for (0..modules.len) |index| {
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outcome := try interpreter.run(mem.c_allocator, &modules[index], &diagnostic_store)
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defer interpreter.deinit(&outcome)
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try testing.expect(outcome.trap == null)
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try testing.expect_equal(i64(42), outcome.value.data.integer)
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}
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}
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dependency_traps_keep_original_spans_and_remain_demand_driven test {
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mains [2][]u8 :: [
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`dep :: import "../dependency"
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`main proc() int { return dep.fail(false) }
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`
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,
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`dep :: import "../dependency"
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`main proc() int { return dep.fail(true) }
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`
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,
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]
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prefix ::
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`
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`fail proc(take bool) int {
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` if take {
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`
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for (mains) |main, index| {
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diagnostic_store := diagnostics.init(mem.c_allocator)
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defer diagnostics.deinit(&diagnostic_store)
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module ir.Module := undefined
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dependency_source SourceId := undefined
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original diagnostics.DiagnosticId := undefined
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{
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session := init(mem.c_allocator)
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defer deinit(&session)
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root :: try add_package(&session)
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dependency :: try add_package(&session)
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root_bytes := try owned_text(main)
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defer arraylist.deinit(&root_bytes)
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dependency_bytes := try owned_text(
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`
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`fail proc(take bool) int {
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` if take {
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` return missing
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` }
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` return 42
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`}
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`
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,
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)
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defer arraylist.deinit(&dependency_bytes)
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root_source :: try add_source(&session, root, "app/main.hon", &root_bytes, &diagnostic_store)
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dependency_source = try add_source(&session, dependency, "dependency/fail.hon", &dependency_bytes, &diagnostic_store)
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try arraylist.append(&session.imports, Import{
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node = declaration(&session, root_source, 0).node,
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target = dependency,
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})
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module = try compile(&session, root, &diagnostic_store)
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}
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defer ir.deinit(&module)
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try testing.expect_equal(1, diagnostics.count(&diagnostic_store))
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original = diagnostics.DiagnosticId(0)
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diagnostic :: diagnostics.get(&diagnostic_store, original)?
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try testing.expect_equal(diagnostics.Code.unknown_name, diagnostic.code)
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try testing.expect_equal(dependency_source, diagnostic.span.source)
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start :: u32(prefix.len + " return ".len)
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try testing.expect_equal(start, diagnostic.span.start)
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try testing.expect_equal(start + 7, diagnostic.span.end)
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outcome := try interpreter.run(mem.c_allocator, &module, &diagnostic_store)
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defer interpreter.deinit(&outcome)
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try testing.expect_equal(1, diagnostics.count(&diagnostic_store))
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if (index == 0) {
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try testing.expect(outcome.trap == null)
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try testing.expect_equal(i64(42), outcome.value.data.integer)
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} else {
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try testing.expect_equal(original, outcome.trap?)
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}
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}
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}
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