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Diffstat (limited to 'unit-tests/varparse-errors.mk')
| -rw-r--r-- | unit-tests/varparse-errors.mk | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/unit-tests/varparse-errors.mk b/unit-tests/varparse-errors.mk new file mode 100644 index 000000000000..42f5b65a728e --- /dev/null +++ b/unit-tests/varparse-errors.mk @@ -0,0 +1,35 @@ +# $NetBSD: varparse-errors.mk,v 1.1 2020/11/08 16:44:47 rillig Exp $ + +# Tests for parsing and evaluating all kinds of variable expressions. +# +# This is the basis for redesigning the error handling in Var_Parse and +# Var_Subst, collecting typical and not so typical use cases. +# +# See also: +# VarParseResult +# Var_Parse +# Var_Subst + +PLAIN= plain value + +LITERAL_DOLLAR= To get a dollar, double $$ it. + +INDIRECT= An ${:Uindirect} value. + +REF_UNDEF= A reference to an ${UNDEF}undefined variable. + +ERR_UNCLOSED= An ${UNCLOSED variable expression. + +ERR_BAD_MOD= An ${:Uindirect:Z} expression with an unknown modifier. + +ERR_EVAL= An evaluation error ${:Uvalue:C,.,\3,}. + +# In a conditional, a variable expression that is not enclosed in quotes is +# expanded using the flags VARE_UNDEFERR and VARE_WANTRES. +# The variable itself must be defined. +# It may refer to undefined variables though. +.if ${REF_UNDEF} != "A reference to an undefined variable." +. error +.endif + +all: |