+
+
+
+
+
+@code {
+ private int currentCount = 0;
+ private string city = "Seattle";
+ private List records = new();
+
+ private void IncrementCount()
+ {
+ currentCount++;
+ CounterService.Increment();
+ }
+
+ public async Task LoadData()
+ {
+ records = await CounterService.GetRecords();
+ }
+
+ protected override async Task OnInitializedAsync()
+ {
+ await LoadData();
+ }
+}
diff --git a/tests/fixtures/sample.sln b/tests/fixtures/sample.sln
new file mode 100644
index 000000000..8bbc1adf2
--- /dev/null
+++ b/tests/fixtures/sample.sln
@@ -0,0 +1,20 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.0.31903.59
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WebApi", "src\WebApi\WebApi.csproj", "{A1B2C3D4-E5F6-7890-ABCD-EF1234567890}"
+ ProjectSection(ProjectDependencies) = postProject
+ {B2C3D4E5-F6A7-8901-BCDE-F12345678901} = {B2C3D4E5-F6A7-8901-BCDE-F12345678901}
+ EndProjectSection
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Domain", "src\Domain\Domain.csproj", "{B2C3D4E5-F6A7-8901-BCDE-F12345678901}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Tests", "tests\Tests\Tests.csproj", "{C3D4E5F6-A7B8-9012-CDEF-123456789012}"
+EndProject
+Global
+ GlobalSection(SolutionConfigurationPlatforms) = preSolution
+ Debug|Any CPU = Debug|Any CPU
+ Release|Any CPU = Release|Any CPU
+ EndGlobalSection
+EndGlobal
diff --git a/tests/test_dotnet.py b/tests/test_dotnet.py
new file mode 100644
index 000000000..17a146073
--- /dev/null
+++ b/tests/test_dotnet.py
@@ -0,0 +1,125 @@
+"""Tests for .NET project file extraction (.sln, .csproj, .razor)."""
+from pathlib import Path
+import tempfile
+import pytest
+from graphify.extract import extract_sln, extract_csproj, extract_razor
+
+FIXTURES = Path(__file__).parent / "fixtures"
+
+
+def _labels(r):
+ return [n["label"] for n in r["nodes"]]
+
+
+def _relations(r):
+ return {e["relation"] for e in r["edges"]}
+
+
+# ── .sln ─────────────────────────────────────────────────────────────────────
+
+def test_sln_extracts_projects():
+ r = extract_sln(FIXTURES / "sample.sln")
+ assert "error" not in r
+ labels = set(_labels(r))
+ assert "WebApi" in labels
+ assert "Domain" in labels
+ assert "Tests" in labels
+
+
+def test_sln_contains_edges():
+ r = extract_sln(FIXTURES / "sample.sln")
+ contains = [e for e in r["edges"] if e["relation"] == "contains"]
+ assert len(contains) == 3
+
+
+def test_sln_project_dependency():
+ r = extract_sln(FIXTURES / "sample.sln")
+ assert "imports" in _relations(r)
+
+
+# ── .csproj ──────────────────────────────────────────────────────────────────
+
+def test_csproj_packages():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ assert "error" not in r
+ labels = _labels(r)
+ assert any("MediatR" in l for l in labels)
+ assert any("FluentValidation" in l for l in labels)
+ assert any("Swashbuckle" in l for l in labels)
+
+
+def test_csproj_project_references():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ imports = [e for e in r["edges"] if e["relation"] == "imports"]
+ assert len(imports) == 6 # 4 packages + 2 project refs
+
+
+def test_csproj_target_framework():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ assert "net8.0" in _labels(r)
+
+
+def test_csproj_sdk():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ assert "Microsoft.NET.Sdk.Web" in _labels(r)
+
+
+def test_csproj_invalid_xml():
+ with tempfile.NamedTemporaryFile(suffix=".csproj", mode="w", delete=False) as f:
+ f.write("")
+ f.flush()
+ r = extract_csproj(Path(f.name))
+ assert "error" in r
+
+
+# ── .razor ───────────────────────────────────────────────────────────────────
+
+def test_razor_using_and_inject():
+ r = extract_razor(FIXTURES / "sample.razor")
+ assert "error" not in r
+ targets = {e["target"] for e in r["edges"] if e["relation"] == "imports"}
+ assert any("microsoft" in t for t in targets)
+ assert any("counterservice" in t.lower() for t in targets)
+
+
+def test_razor_components():
+ r = extract_razor(FIXTURES / "sample.razor")
+ targets = {e["target"] for e in r["edges"] if e["relation"] == "calls"}
+ assert any("weatherdisplay" in t for t in targets)
+ assert any("datagrid" in t for t in targets)
+
+
+def test_razor_page_route():
+ r = extract_razor(FIXTURES / "sample.razor")
+ assert any("/counter" in l for l in _labels(r))
+
+
+def test_razor_inherits():
+ r = extract_razor(FIXTURES / "sample.razor")
+ assert "inherits" in _relations(r)
+
+
+def test_razor_code_methods():
+ r = extract_razor(FIXTURES / "sample.razor")
+ labels = _labels(r)
+ assert "IncrementCount" in labels
+ assert "LoadData" in labels
+
+
+def test_razor_missing_file():
+ r = extract_razor(Path("/nonexistent/file.razor"))
+ assert "error" in r
+
+
+# ── dispatch & detect integration ────────────────────────────────────────────
+
+def test_dispatch_table():
+ from graphify.extract import _get_extractor
+ for ext in (".sln", ".csproj", ".fsproj", ".vbproj", ".razor", ".cshtml"):
+ assert _get_extractor(Path(f"foo{ext}")) is not None, f"{ext} not in dispatch"
+
+
+def test_code_extensions():
+ from graphify.detect import CODE_EXTENSIONS
+ for ext in (".sln", ".csproj", ".fsproj", ".vbproj", ".razor", ".cshtml"):
+ assert ext in CODE_EXTENSIONS, f"{ext} missing"
diff --git a/tests/test_languages.py b/tests/test_languages.py
index 2785cc4fb..23f5943aa 100644
--- a/tests/test_languages.py
+++ b/tests/test_languages.py
@@ -1,4 +1,4 @@
-"""Tests for language extractors: Java, C, C++, Ruby, C#, Kotlin, Scala, PHP, Swift, Go, Julia, Fortran, JS/TS."""
+"""Tests for language extractors: Java, C, C++, Ruby, C#, Kotlin, Scala, PHP, Swift, Go, Julia, Fortran, JS/TS, .NET project files."""
from __future__ import annotations
from pathlib import Path
import pytest
@@ -6,7 +6,7 @@
extract_java, extract_c, extract_cpp, extract_ruby,
extract_csharp, extract_kotlin, extract_scala, extract_php,
extract_swift, extract_go, extract_julia, extract_js, extract_fortran,
- extract_groovy,
+ extract_groovy, extract_sln, extract_csproj, extract_razor,
)
FIXTURES = Path(__file__).parent / "fixtures"
@@ -1058,3 +1058,75 @@ def test_groovy_spock_no_dangling_edges():
node_ids = {n["id"] for n in r["nodes"]}
for e in r["edges"]:
assert e["source"] in node_ids
+
+
+# -- .NET project files (.sln, .csproj, .razor) -------------------------------
+
+def test_sln_no_error():
+ r = extract_sln(FIXTURES / "sample.sln")
+ assert "error" not in r
+
+def test_sln_finds_projects():
+ r = extract_sln(FIXTURES / "sample.sln")
+ labels = _labels(r)
+ assert any("WebApi" in l for l in labels)
+ assert any("Domain" in l for l in labels)
+
+def test_sln_contains_edges():
+ r = extract_sln(FIXTURES / "sample.sln")
+ assert "contains" in _relations(r)
+
+def test_sln_project_dependency_edges():
+ r = extract_sln(FIXTURES / "sample.sln")
+ assert "imports" in _relations(r)
+
+def test_csproj_no_error():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ assert "error" not in r
+
+def test_csproj_finds_packages():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ labels = _labels(r)
+ assert any("MediatR" in l for l in labels)
+ assert any("FluentValidation" in l for l in labels)
+
+def test_csproj_finds_project_references():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ labels = _labels(r)
+ assert any("Domain.csproj" in l for l in labels)
+
+def test_csproj_finds_target_framework():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ assert any("net8.0" in l for l in _labels(r))
+
+def test_csproj_finds_sdk():
+ r = extract_csproj(FIXTURES / "sample.csproj")
+ assert any("Microsoft.NET.Sdk.Web" in l for l in _labels(r))
+
+def test_razor_no_error():
+ r = extract_razor(FIXTURES / "sample.razor")
+ assert "error" not in r
+
+def test_razor_finds_using_directives():
+ r = extract_razor(FIXTURES / "sample.razor")
+ assert "imports" in _relations(r)
+
+def test_razor_finds_component_references():
+ r = extract_razor(FIXTURES / "sample.razor")
+ assert "calls" in _relations(r)
+
+def test_razor_finds_inherits():
+ r = extract_razor(FIXTURES / "sample.razor")
+ assert "inherits" in _relations(r)
+
+def test_razor_finds_code_block_methods():
+ r = extract_razor(FIXTURES / "sample.razor")
+ labels = _labels(r)
+ assert any("IncrementCount" in l for l in labels)
+ assert any("LoadData" in l for l in labels)
+
+def test_razor_no_dangling_edges():
+ r = extract_razor(FIXTURES / "sample.razor")
+ node_ids = {n["id"] for n in r["nodes"]}
+ for e in r["edges"]:
+ assert e["source"] in node_ids