228 lines
4.8 KiB
Go
228 lines
4.8 KiB
Go
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package zclsyntax
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import (
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"testing"
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"reflect"
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"github.com/davecgh/go-spew/spew"
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"github.com/zclconf/go-cty/cty"
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"github.com/zclconf/go-zcl/zcl"
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)
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func TestParseTraversalAbs(t *testing.T) {
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tests := []struct {
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src string
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want zcl.Traversal
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diagCount int
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}{
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{
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"",
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nil,
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1, // variable name required
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},
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{
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"foo",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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},
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0,
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},
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{
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"foo.bar.baz",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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zcl.TraverseAttr{
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Name: "bar",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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End: zcl.Pos{Line: 1, Column: 8, Byte: 7},
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},
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},
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zcl.TraverseAttr{
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Name: "baz",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 8, Byte: 7},
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End: zcl.Pos{Line: 1, Column: 12, Byte: 11},
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},
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},
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},
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0,
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},
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{
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"foo[1]",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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zcl.TraverseIndex{
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Key: cty.NumberIntVal(1),
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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End: zcl.Pos{Line: 1, Column: 7, Byte: 6},
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},
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},
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},
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0,
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},
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{
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"foo[1][2]",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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zcl.TraverseIndex{
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Key: cty.NumberIntVal(1),
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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End: zcl.Pos{Line: 1, Column: 7, Byte: 6},
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},
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},
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zcl.TraverseIndex{
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Key: cty.NumberIntVal(2),
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 7, Byte: 6},
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End: zcl.Pos{Line: 1, Column: 10, Byte: 9},
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},
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},
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},
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0,
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},
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{
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"foo[1].bar",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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zcl.TraverseIndex{
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Key: cty.NumberIntVal(1),
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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End: zcl.Pos{Line: 1, Column: 7, Byte: 6},
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},
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},
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zcl.TraverseAttr{
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Name: "bar",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 7, Byte: 6},
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End: zcl.Pos{Line: 1, Column: 11, Byte: 10},
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},
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},
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},
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0,
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},
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{
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"foo.",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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},
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1, // attribute name required
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},
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{
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"foo[",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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},
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1, // index required
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},
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{
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"foo[index]",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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},
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1, // index must be literal
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},
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{
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"foo[0",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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zcl.TraverseIndex{
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Key: cty.NumberIntVal(0),
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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End: zcl.Pos{Line: 1, Column: 6, Byte: 5},
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},
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},
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},
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1, // missing close bracket
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},
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{
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"foo 0",
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zcl.Traversal{
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zcl.TraverseRoot{
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Name: "foo",
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SrcRange: zcl.Range{
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Start: zcl.Pos{Line: 1, Column: 1, Byte: 0},
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End: zcl.Pos{Line: 1, Column: 4, Byte: 3},
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},
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},
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},
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1, // extra junk after traversal
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},
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}
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for _, test := range tests {
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t.Run(test.src, func(t *testing.T) {
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got, diags := ParseTraversalAbs([]byte(test.src), "", zcl.Pos{Line: 1, Column: 1})
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if len(diags) != test.diagCount {
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for _, diag := range diags {
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t.Logf(" - %s", diag.Error())
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}
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t.Errorf("wrong number of diagnostics %d; want %d", len(diags), test.diagCount)
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}
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if !reflect.DeepEqual(got, test.want) {
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t.Errorf("wrong result\nsrc: %s\ngot: %s\nwant: %s", test.src, spew.Sdump(got), spew.Sdump(test.want))
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}
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})
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}
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}
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