51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
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package api
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import (
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"strings"
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"testing"
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"github.com/mmcloughlin/avo/internal/inst"
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)
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func TestFunctionsDuplicateFormSignatures(t *testing.T) {
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// Test for duplicate form signatures within a given function. This could
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// manifest as duplicate case statements in generated code.
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fns := InstructionsFunctions(inst.Instructions)
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for _, fn := range fns {
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fn := fn // scopelint
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t.Run(fn.Name(), func(t *testing.T) {
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seen := map[string]bool{}
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for _, f := range fn.Forms {
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sig := strings.Join(f.Signature(), "_")
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t.Log(sig)
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if seen[sig] {
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t.Fatalf("duplicate: %s", sig)
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}
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seen[sig] = true
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}
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})
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}
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}
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func TestFunctionsUniqueArgNames(t *testing.T) {
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fns := InstructionsFunctions(inst.Instructions)
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for _, fn := range fns {
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s := fn.Signature()
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for _, n := range fn.Arities() {
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if n == 0 {
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continue
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}
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names := map[string]bool{}
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for j := 0; j < n; j++ {
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names[s.ParameterName(j)] = true
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}
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if len(names) != n {
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t.Errorf("repeated argument for instruction %s", fn.Name())
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}
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if _, found := names[""]; found {
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t.Errorf("empty argument name for instruction %s", fn.Name())
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}
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}
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}
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}
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