95 lines
1.9 KiB
Go
95 lines
1.9 KiB
Go
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package inst
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import (
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"os"
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"reflect"
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"strings"
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"testing"
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)
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//go:generate curl --output testdata/x86.v0.2.csv https://raw.githubusercontent.com/golang/arch/master/x86/x86.v0.2.csv
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const csvpath = "testdata/x86.v0.2.csv"
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func LoadX86CSV(t *testing.T) []Instruction {
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t.Helper()
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f, err := os.Open(csvpath)
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if err != nil {
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t.Fatal(err)
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}
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defer f.Close()
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is, err := ReadFromX86CSV(f)
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if err != nil {
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t.Fatal(err)
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}
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return is
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}
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func TestExpandArg(t *testing.T) {
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cases := []struct {
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Arg string
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Types []string
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}{
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{"imm8", []string{"imm8"}},
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{"r/m32", []string{"r32", "m32"}},
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{"r16", []string{"r16"}},
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{"mm1", []string{"mm"}},
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{"xmm1", []string{"xmm"}},
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{"xmmV", []string{"xmm"}},
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{"xmm2/m128", []string{"xmm", "m128"}},
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{"xmm2/m64", []string{"xmm", "m64"}},
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{"ymm1", []string{"ymm"}},
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{"ymmV", []string{"ymm"}},
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{"ymm2/m256", []string{"ymm", "m256"}},
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}
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for _, c := range cases {
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types := expandArg(c.Arg)
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if !reflect.DeepEqual(c.Types, types) {
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t.Errorf("expanded %v to %s expected %s", c.Arg, types, c.Types)
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}
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}
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}
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func TestX86CSVOperandTypes(t *testing.T) {
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t.Skip("have not handled all cases yet")
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is := LoadX86CSV(t)
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types := map[string]bool{}
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for _, i := range is {
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for _, f := range i.Forms {
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for _, op := range f.Operands {
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types[op.Type] = true
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}
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}
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}
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for tipe := range types {
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if strings.Contains(tipe, "/") {
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t.Errorf("operand type %#v contains a slash (should be split)", tipe)
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}
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}
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}
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// TestCPUIDFlags helps catch any oddities in x86csv CPUID flags.
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func TestX86CSVCPUIDFlags(t *testing.T) {
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is := LoadX86CSV(t)
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flags := map[string]bool{}
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for _, i := range is {
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for _, f := range i.Forms {
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for _, flag := range f.CPUID {
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flags[flag] = true
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}
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}
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}
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for flag := range flags {
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if strings.Contains(flag, " ") {
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t.Errorf("CPUID flag %#v contains whitespace", flag)
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}
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}
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}
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