expand bash

tests/ahriman/core/configuration/test_shell_interpolator.py

@@ -1,7 +1,7 @@
 import os
 
 from ahriman.core.configuration import Configuration
-from ahriman.core.configuration.shell_interpolator import ExtendedTemplate, ShellInterpolator
+from ahriman.core.configuration.shell_interpolator import ShellInterpolator
 
 
 def _parser() -> dict[str, dict[str, str]]:
@@ -27,14 +27,6 @@ def _parser() -> dict[str, dict[str, str]]:
     }
 
 
-def test_extended_template() -> None:
-    """
-    must match colons in braces
-    """
-    assert ExtendedTemplate("$key:value").get_identifiers() == ["key"]
-    assert ExtendedTemplate("${key:value}").get_identifiers() == ["key:value"]
-
-
 def test_extract_variables() -> None:
     """
     must extract variables list

tests/ahriman/core/configuration/test_shell_template.py

@@ -0,0 +1,81 @@
+from ahriman.core.configuration.shell_template import ShellTemplate
+
+
+def test_shell_template_braceidpattern() -> None:
+    """
+    must match colons in braces
+    """
+    assert ShellTemplate("$k:value").get_identifiers() == ["k"]
+    assert ShellTemplate("${k:value}").get_identifiers() == ["k:value"]
+
+
+def test_remove_back() -> None:
+    """
+    must remove substring from the back
+    """
+    assert ShellTemplate("${k%removeme}").shell_substitute({"k": "please removeme"}) == "please "
+    assert ShellTemplate("${k%removeme*}").shell_substitute({"k": "please removeme removeme"}) == "please removeme "
+    assert ShellTemplate("${k%removem?}").shell_substitute({"k": "please removeme removeme"}) == "please removeme "
+
+    assert ShellTemplate("${k%%removeme}").shell_substitute({"k": "please removeme removeme"}) == "please removeme "
+    assert ShellTemplate("${k%%removeme*}").shell_substitute({"k": "please removeme removeme"}) == "please "
+    assert ShellTemplate("${k%%removem?}").shell_substitute({"k": "please removeme removeme"}) == "please removeme "
+
+    assert ShellTemplate("${k%removeme}").shell_substitute({}) == "${k%removeme}"
+    assert ShellTemplate("${k%%removeme}").shell_substitute({}) == "${k%%removeme}"
+
+    assert ShellTemplate("${k%r3m0v3m3}").shell_substitute({"k": "please removeme"}) == "please removeme"
+    assert ShellTemplate("${k%%r3m0v3m3}").shell_substitute({"k": "please removeme"}) == "please removeme"
+
+
+def test_remove_front() -> None:
+    """
+    must remove substring from the front
+    """
+    assert ShellTemplate("${k#removeme}").shell_substitute({"k": "removeme please"}) == " please"
+    assert ShellTemplate("${k#*removeme}").shell_substitute({"k": "removeme removeme please"}) == " removeme please"
+    assert ShellTemplate("${k#removem?}").shell_substitute({"k": "removeme removeme please"}) == " removeme please"
+
+    assert ShellTemplate("${k##removeme}").shell_substitute({"k": "removeme removeme please"}) == " removeme please"
+    assert ShellTemplate("${k##*removeme}").shell_substitute({"k": "removeme removeme please"}) == " please"
+    assert ShellTemplate("${k##removem?}").shell_substitute({"k": "removeme removeme please"}) == " removeme please"
+
+    assert ShellTemplate("${k#removeme}").shell_substitute({}) == "${k#removeme}"
+    assert ShellTemplate("${k##removeme}").shell_substitute({}) == "${k##removeme}"
+
+    assert ShellTemplate("${k#r3m0v3m3}").shell_substitute({"k": "removeme please"}) == "removeme please"
+    assert ShellTemplate("${k##r3m0v3m3}").shell_substitute({"k": "removeme please"}) == "removeme please"
+
+
+def test_replace() -> None:
+    """
+    must perform regular replacement
+    """
+    assert ShellTemplate("${k/in/out}").shell_substitute({"k": "in replace in"}) == "out replace in"
+    assert ShellTemplate("${k/in*/out}").shell_substitute({"k": "in replace in"}) == "out"
+    assert ShellTemplate("${k/*in/out}").shell_substitute({"k": "in replace in replace"}) == "out replace"
+    assert ShellTemplate("${k/i?/out}").shell_substitute({"k": "in replace in"}) == "out replace in"
+
+    assert ShellTemplate("${k//in/out}").shell_substitute({"k": "in replace in"}) == "out replace out"
+    assert ShellTemplate("${k//in*/out}").shell_substitute({"k": "in replace in"}) == "out"
+    assert ShellTemplate("${k//*in/out}").shell_substitute({"k": "in replace in replace"}) == "out replace"
+    assert ShellTemplate("${k//i?/out}").shell_substitute({"k": "in replace in replace"}) == "out replace out replace"
+
+    assert ShellTemplate("${k/in/out}").shell_substitute({}) == "${k/in/out}"
+    assert ShellTemplate("${k//in/out}").shell_substitute({}) == "${k//in/out}"
+
+
+def test_replace_back() -> None:
+    """
+    must replace substring from the back
+    """
+    assert ShellTemplate("${k/%in/out}").shell_substitute({"k": "in replace in"}) == "in replace out"
+    assert ShellTemplate("${k/%in/out}").shell_substitute({"k": "in replace in "}) == "in replace in "
+
+
+def test_replace_front() -> None:
+    """
+    must replace substring from the front
+    """
+    assert ShellTemplate("${k/#in/out}").shell_substitute({"k": "in replace in"}) == "out replace in"
+    assert ShellTemplate("${k/#in/out}").shell_substitute({"k": " in replace in"}) == " in replace in"