1 files changed, 84 insertions, 0 deletions
diff --git a/Tests/CMakeLib/testCTestHardwareSpec.cxx b/Tests/CMakeLib/testCTestHardwareSpec.cxx
new file mode 100644
index 0000000..3e3eccc
--- /dev/null
+++ b/Tests/CMakeLib/testCTestHardwareSpec.cxx
@@ -0,0 +1,84 @@
+#include <iostream>
+#include <string>
+#include <vector>
+
+#include "cmCTestHardwareSpec.h"
+
+struct ExpectedSpec
+{
+  std::string Path;
+  bool ParseResult;
+  cmCTestHardwareSpec Expected;
+};
+
+static const std::vector<ExpectedSpec> expectedHardwareSpecs = {
+  /* clang-format off */
+  {"spec1.json", true, {{{
+    {"gpus", {
+      {"2", 4},
+      {"e", 1},
+    }},
+    {"threads", {
+    }},
+  }}}},
+  {"spec2.json", true, {{{
+  }}}},
+  {"spec3.json", false, {{{}}}},
+  {"spec4.json", false, {{{}}}},
+  {"spec5.json", false, {{{}}}},
+  {"spec6.json", false, {{{}}}},
+  {"spec7.json", false, {{{}}}},
+  {"spec8.json", false, {{{}}}},
+  {"spec9.json", false, {{{}}}},
+  {"spec10.json", false, {{{}}}},
+  {"spec11.json", false, {{{}}}},
+  {"spec12.json", false, {{{}}}},
+  {"spec13.json", false, {{{}}}},
+  {"spec14.json", true, {{{}}}},
+  {"spec15.json", true, {{{}}}},
+  {"spec16.json", true, {{{}}}},
+  {"spec17.json", false, {{{}}}},
+  {"spec18.json", false, {{{}}}},
+  {"noexist.json", false, {{{}}}},
+  /* clang-format on */
+};
+
+static bool testSpec(const std::string& path, bool expectedResult,
+                     const cmCTestHardwareSpec& expected)
+{
+  cmCTestHardwareSpec actual;
+  bool result = actual.ReadFromJSONFile(path);
+  if (result != expectedResult) {
+    std::cout << "ReadFromJSONFile(\"" << path << "\") returned " << result
+              << ", should be " << expectedResult << std::endl;
+    return false;
+  }
+
+  if (result && actual != expected) {
+    std::cout << "ReadFromJSONFile(\"" << path
+              << "\") did not give expected spec" << std::endl;
+    return false;
+  }
+
+  return true;
+}
+
+int testCTestHardwareSpec(int argc, char** const argv)
+{
+  if (argc < 2) {
+    std::cout << "Invalid arguments.\n";
+    return -1;
+  }
+
+  int retval = 0;
+  for (auto const& spec : expectedHardwareSpecs) {
+    std::string path = argv[1];
+    path += "/testCTestHardwareSpec_data/";
+    path += spec.Path;
+    if (!testSpec(path, spec.ParseResult, spec.Expected)) {
+      retval = -1;
+    }
+  }
+
+  return retval;
+}