wehub-resource-sync
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81 lines
2.4 KiB
Go
81 lines
2.4 KiB
Go
package languages
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/zzet/gortex/internal/graph"
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)
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func TestDart_AliasedImport_CapturesAndAttributesCalls(t *testing.T) {
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src := []byte(`import 'package:flutter/material.dart' as fl;
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import 'package:other/svc.dart';
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void main() {
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fl.runApp();
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bareCall();
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}
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`)
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e := NewDartExtractor()
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res, err := e.Extract("lib/main.dart", src)
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require.NoError(t, err)
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require.True(t, hasEdgeBetween(res.Edges, graph.EdgeImports,
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"lib/main.dart", "unresolved::import::package:flutter/material.dart"),
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"import edge to package:flutter/material.dart should be present")
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require.True(t, hasEdgeBetween(res.Edges, graph.EdgeCalls,
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"lib/main.dart::main", "unresolved::extern::package:flutter/material.dart::runApp"),
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"`fl.runApp()` should attribute to its aliased URI")
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// `bareCall()` has no alias prefix — it should land at the
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// name-only fallback, not on the aliased URI.
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require.True(t, hasEdgeBetween(res.Edges, graph.EdgeCalls,
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"lib/main.dart::main", "unresolved::*.bareCall"),
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"non-aliased call should keep the legacy name-only stub")
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}
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func TestDart_NoAlias_FallsBackToNameOnlyStub(t *testing.T) {
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// No `as <alias>` in any import — every call must remain on
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// the name-only stub. Regression guard: the alias path must
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// not over-attribute when no alias matches.
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src := []byte(`import 'package:flutter/material.dart';
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void main() {
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print('hi');
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}
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`)
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e := NewDartExtractor()
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res, err := e.Extract("lib/main.dart", src)
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require.NoError(t, err)
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require.True(t, hasEdgeBetween(res.Edges, graph.EdgeCalls,
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"lib/main.dart::main", "unresolved::*.print"))
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// And no extern edge slipped in for `print`.
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for _, edge := range res.Edges {
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if edge.Kind == graph.EdgeCalls && edge.From == "lib/main.dart::main" {
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assert.NotContains(t, edge.To, "unresolved::extern::",
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"non-aliased call must not attribute")
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}
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}
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}
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func TestDart_AliasExtractionParsesAsClause(t *testing.T) {
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cases := []struct {
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text string
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want string
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}{
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{`import 'package:flutter/material.dart' as fl;`, "fl"},
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{`import "dart:async" as async_lib show Future;`, "async_lib"},
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{`import 'lib.dart' as $special;`, "$special"},
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{`import 'lib.dart';`, ""},
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{`import 'package:as_in_uri/x.dart';`, ""}, // no `as` clause
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}
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for _, c := range cases {
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got := extractDartImportAlias(c.text)
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assert.Equal(t, c.want, got, "input: %s", c.text)
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}
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}
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