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binary: complete encoder (#463)

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Signed-off-by: Takeshi Yoneda <takeshi@tetrate.io>
This commit is contained in:
Takeshi Yoneda
2022-04-14 16:55:53 +09:00
committed by GitHub
parent bd328a3355
commit e3035b5a76
31 changed files with 431 additions and 213 deletions
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46
internal/wasm/host_test.go
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@@ -70,9 +70,9 @@ func TestNewHostModule(t *testing.T) {
},
FunctionSection: []Index{0, 1},
HostFunctionSection: []*reflect.Value{&fnArgsSizesGet, &fnFdWrite},
ExportSection: map[string]*Export{
"args_sizes_get": {Name: "args_sizes_get", Type: ExternTypeFunc, Index: 0},
"fd_write": {Name: "fd_write", Type: ExternTypeFunc, Index: 1},
ExportSection: []*Export{
{Name: "args_sizes_get", Type: ExternTypeFunc, Index: 0},
{Name: "fd_write", Type: ExternTypeFunc, Index: 1},
},
NameSection: &NameSection{
ModuleName: "wasi_snapshot_preview1",
@@ -93,18 +93,16 @@ func TestNewHostModule(t *testing.T) {
TypeSection: []*FunctionType{{Params: []ValueType{i32, i32}, Results: []ValueType{i32, i32}}},
FunctionSection: []Index{0},
HostFunctionSection: []*reflect.Value{&fnSwap},
ExportSection: map[string]*Export{"swap": {Name: "swap", Type: ExternTypeFunc, Index: 0}},
ExportSection: []*Export{{Name: "swap", Type: ExternTypeFunc, Index: 0}},
NameSection: &NameSection{ModuleName: "swapper", FunctionNames: NameMap{{Index: 0, Name: "swap"}}},
},
},
{
name: "memory",
nameToMemory: map[string]*Memory{"memory": {1, 2}},
nameToMemory: map[string]*Memory{"memory": {Min: 1, Max: 2}},
expected: &Module{
MemorySection: &Memory{Min: 1, Max: 2},
ExportSection: map[string]*Export{
"memory": {Name: "memory", Type: ExternTypeMemory, Index: 0},
},
ExportSection: []*Export{{Name: "memory", Type: ExternTypeMemory, Index: 0}},
},
},
{
@@ -130,9 +128,9 @@ func TestNewHostModule(t *testing.T) {
Init: &ConstantExpression{Opcode: OpcodeI32Const, Data: leb128.EncodeInt32(2)},
},
},
ExportSection: map[string]*Export{
"g1": {Name: "g1", Type: ExternTypeGlobal, Index: 0},
"g2": {Name: "g2", Type: ExternTypeGlobal, Index: 1},
ExportSection: []*Export{
{Name: "g1", Type: ExternTypeGlobal, Index: 0},
{Name: "g2", Type: ExternTypeGlobal, Index: 1},
},
},
},
@@ -143,7 +141,7 @@ func TestNewHostModule(t *testing.T) {
functionArgsSizesGet: a.ArgsSizesGet,
},
nameToMemory: map[string]*Memory{
"memory": {1, 1},
"memory": {Min: 1, Max: 1},
},
nameToGlobal: map[string]*Global{
"g": {
@@ -164,10 +162,10 @@ func TestNewHostModule(t *testing.T) {
},
},
MemorySection: &Memory{Min: 1, Max: 1},
ExportSection: map[string]*Export{
"args_sizes_get": {Name: "args_sizes_get", Type: ExternTypeFunc, Index: 0},
"memory": {Name: "memory", Type: ExternTypeMemory, Index: 0},
"g": {Name: "g", Type: ExternTypeGlobal, Index: 0},
ExportSection: []*Export{
{Name: "args_sizes_get", Type: ExternTypeFunc, Index: 0},
{Name: "memory", Type: ExternTypeMemory, Index: 0},
{Name: "g", Type: ExternTypeGlobal, Index: 0},
},
NameSection: &NameSection{
ModuleName: "env",
@@ -234,30 +232,30 @@ func TestNewHostModule_Errors(t *testing.T) {
{
name: "function has multiple results",
nameToGoFunc: map[string]interface{}{"fn": func() (uint32, uint32) { return 0, 0 }},
nameToMemory: map[string]*Memory{"fn": {1, 1}},
nameToMemory: map[string]*Memory{"mem": {Min: 1, Max: 1}},
expectedErr: "func[fn] multiple result types invalid as feature \"multi-value\" is disabled",
},
{
name: "memory collides on func name",
name: "func collides on memory name",
nameToGoFunc: map[string]interface{}{"fn": ArgsSizesGet},
nameToMemory: map[string]*Memory{"fn": {1, 1}},
expectedErr: "memory[fn] exports the same name as a func",
nameToMemory: map[string]*Memory{"fn": {Min: 1, Max: 1}},
expectedErr: "func[fn] exports the same name as a memory",
},
{
name: "multiple memories",
nameToMemory: map[string]*Memory{"memory": {1, 1}, "mem": {2, 2}},
nameToMemory: map[string]*Memory{"memory": {Min: 1, Max: 1}, "mem": {Min: 2, Max: 2}},
expectedErr: "only one memory is allowed, but configured: mem, memory",
},
{
name: "memory max < min",
nameToMemory: map[string]*Memory{"memory": {1, 0}},
nameToMemory: map[string]*Memory{"memory": {Min: 1, Max: 0}},
expectedErr: "memory[memory] min 1 pages (64 Ki) > max 0 pages (0 Ki)",
},
{
name: "global collides on func name",
name: "func collides on global name",
nameToGoFunc: map[string]interface{}{"fn": ArgsSizesGet},
nameToGlobal: map[string]*Global{"fn": {}},
expectedErr: "global[fn] exports the same name as a func",
expectedErr: "func[fn] exports the same name as a global",
},
}