diff --git a/tests/test_basic.py b/tests/test_basic.py
index 8b13789..1ebd267 100644
--- a/tests/test_basic.py
+++ b/tests/test_basic.py
@@ -1 +1,130 @@
+import pytest
 
+from coredumplib import code_id_to_debug_id
+from coredumplib import get_frame
+from coredumplib import Frame
+from coredumplib import get_image
+from coredumplib import Image
+from coredumplib import main
+
+
+def test_code_id_to_debug_id():
+    assert (
+        code_id_to_debug_id("a05fd1a285ff0547ece8cb2aced6d59885852230")
+        == "a2d15fa0-ff85-4705-ece8-cb2aced6d598"
+    )
+
+
+@pytest.mark.parametrize(
+    "gdb_output, parsed",
+    [
+        [
+            "0  0x000055ee7d69e60a in crashing_function () at ./test.c:3",
+            Frame(
+                instruction_addr="0x000055ee7d69e60a",
+                name_of_function="crashing_function",
+                path="./test.c",
+                lineno="3",
+            ),
+        ],
+        [
+            "1  0x000055ee7d69e61c in main () at ./test.c:7",
+            Frame(
+                instruction_addr="0x000055ee7d69e61c",
+                name_of_function="main",
+                path="./test.c",
+                lineno="7",
+            ),
+        ],
+        [
+            "0  0x000055a7df18760a in crashing_function ()",
+            Frame(
+                instruction_addr="0x000055a7df18760a",
+                name_of_function="crashing_function",
+                path="abs_path",
+                lineno=None,
+            ),
+        ],
+        [
+            "3  0x000055708e742643 in main ()",
+            Frame(
+                instruction_addr="0x000055708e742643",
+                name_of_function="main",
+                path="abs_path",
+                lineno=None,
+            ),
+        ],
+    ],
+)
+def test_get_frame(gdb_output, parsed):
+
+    frame_test = get_frame(gdb_output)
+
+    assert frame_test.instruction_addr == parsed.instruction_addr
+    assert frame_test.name_of_function == parsed.name_of_function
+    assert frame_test.lineno == parsed.lineno
+    assert frame_test.path == parsed.path
+
+
+@pytest.mark.parametrize(
+    "unstrip_output,parsed",
+    [
+        [
+            "0x7ffedbaee000+0x1000 09e243c2fb482669406caba88fad799413f2a375@0x7ffedbaee7c0 . - linux-vdso.so.1",
+            Image(
+                code_file="linux-vdso.so.1",
+                code_id="09e243c2fb482669406caba88fad799413f2a375",
+                image_addr="0x7ffedbaee000",
+                image_size=4096,
+            ),
+        ],
+        [
+            "0x55ee7d69e000+0x201018 b814d9f87debe4b312c06a03fa8d6b44a7b41199@0x55ee7d69e284 ./a.out . a.out",
+            Image(
+                code_file="./a.out",
+                code_id="b814d9f87debe4b312c06a03fa8d6b44a7b41199",
+                image_addr="0x55ee7d69e000",
+                image_size=2101272,
+            ),
+        ],
+        [
+            "0x7fb45a61f000+0x3f0ae0 b417c0ba7cc5cf06d1d1bed6652cedb9253c60d0@0x7fb45a61f280 /lib/x86_64-linux-gnu/libc.so.6 /usr/lib/debug/lib/x86_64-linux-gnu/libc-2.27.so libc.so.6",
+            Image(
+                code_file="/lib/x86_64-linux-gnu/libc.so.6",
+                code_id="b417c0ba7cc5cf06d1d1bed6652cedb9253c60d0",
+                image_addr="0x7fb45a61f000",
+                image_size=4131552,
+            ),
+        ],
+    ],
+)
+def test_get_image(unstrip_output, parsed):
+    image_test = Image()
+    image_test = get_image(unstrip_output)
+
+    assert image_test.code_file == parsed.code_file
+    assert image_test.code_id == parsed.code_id
+    assert image_test.image_addr == parsed.image_addr
+    assert image_test.image_size == parsed.image_size
+
+
+def test_frame_to_json():
+    frame = Frame()
+    assert frame.to_json() == {
+        "instruction_addr": "",
+        "lineno": "",
+        "name_of_function": "",
+        "path": "",
+    }
+
+
+def test_image_to_json():
+    image = Image()
+    assert image.to_json() == {
+        "type": "",
+        "image_addr": "",
+        "image_size": "",
+        "debug_id": "",
+        "code_id": "",
+        "code_file": "",
+    }