[llvm] [llvm-ir2vec] Refactoring the ir2vec python bindings testing (PR #180664)

[Nishant Sachdeva via llvm-commits]

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@@ -0,0 +1,19 @@
+# RUN: env PYTHONPATH=%llvm_lib_dir %python %s %S/../Inputs/input.ll %ir2vec_test_vocab_dir/dummy_3D_nonzero_opc_vocab.json | FileCheck %s
+
+import sys
+import ir2vec
+
+ll_file = sys.argv[1]
+vocab_path = sys.argv[2]
+
+tool = ir2vec.initEmbedding(filename=ll_file, mode="sym", vocabPath=vocab_path)
+
+# Success case
+func_names = tool.getFuncNames()
+for name in sorted(func_names):
+    print(f"FUNC: {name}")
+
+# CHECK: FUNC: add
+# CHECK: FUNC: conditional
+# CHECK: FUNC: multiply
+# CHECK-NOT:  Function: external_func
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nishant-sachdeva wrote:

Correct. Accepting this.

https://github.com/llvm/llvm-project/pull/180664