348 lines
8.1 KiB
YAML
348 lines
8.1 KiB
YAML
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name: "Builtins: printf"
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cases:
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# Basic functionality tests
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- name: "One-variable printf"
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stdin: |
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printf "%s" "0"
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- name: "Basic printf"
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stdin: |
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printf "%s, %s" "Hello" "world"
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- name: "printf -v"
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stdin: |
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printf -v myvar "%s, %s" "Hello" "world"
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echo "myvar: '${myvar}'"
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- name: "printf -v with array index"
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stdin: |
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declare -a myarray=()
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printf -v 'myarray[5]' "%s, %s" "Hello" "world"
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declare | grep myarray
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- name: "printf with -v as a format arg"
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stdin: |
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printf "%s\n" "-v"
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# Bash-specific %q format (shell-safe quoting)
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- name: "printf %q"
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stdin: |
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echo "[1]"
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printf "%q" 'TEXT'; echo
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echo "[2]"
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printf "%q" '$VAR'; echo
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echo "[3]"
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printf "%q" '"'; echo
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- name: "printf ~%q"
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stdin: |
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echo "[1]"
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printf "~%q" 'TEXT'; echo
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echo "[2]"
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printf "~%q" '$VAR'; echo
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echo "[3]"
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printf "~%q" '"'; echo
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# =================================================================
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# STANDARD C PRINTF FORMAT SPECIFIERS
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# These should work with external printf and bash builtin printf
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# =================================================================
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# Integer formatting tests
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- name: "printf %d with integers"
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stdin: |
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printf "%d\n" 42
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printf "%d\n" -17
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printf "%d\n" 0
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- name: "printf %o (octal)"
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stdin: |
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printf "%o\n" 42
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printf "%o\n" 8
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printf "%o\n" 255
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- name: "printf %x and %X (hex)"
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stdin: |
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printf "%x\n" 255
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printf "%X\n" 255
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printf "%x\n" 42
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# Floating point tests
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- name: "printf %f (float)"
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stdin: |
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printf "%f\n" 3.14159
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printf "%.2f\n" 3.14159
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printf "%6.2f\n" 3.14159
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- name: "printf %e and %E (scientific)"
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stdin: |
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printf "%e\n" 1234.5
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printf "%E\n" 1234.5
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- name: "printf %g and %G (general)"
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stdin: |
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printf "%g\n" 1234.5
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printf "%G\n" 0.00012345
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# Character formatting
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- name: "printf %c (character)"
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stdin: |
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printf "%c\n" 65
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printf "%c\n" 97
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printf "%c%c%c\n" 72 101 121
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# Width and precision tests
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- name: "printf width formatting"
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stdin: |
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printf "%5s|\n" "hi"
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printf "%-5s|\n" "hi"
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printf "%05d|\n" 42
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- name: "printf precision with strings"
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stdin: |
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printf "%.3s\n" "hello"
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printf "%10.3s\n" "hello"
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# Multiple arguments and reuse
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- name: "printf argument reuse"
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stdin: |
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printf "%s %s %s\n" "one" "two"
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printf "%d %d %d\n" 1 2
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# Special characters and escapes
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- name: "printf with escape sequences"
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stdin: |
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printf "hello\nworld\n"
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printf "tab\there\n"
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printf "quote: \"\n"
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- name: "printf with backslash escapes"
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stdin: |
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printf "\\n\\t\\r\\\\\n"
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# Missing arguments (bash handles gracefully)
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- name: "printf missing arguments"
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stdin: |
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printf "%s %s\n" "only_one"
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# Empty and edge cases
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- name: "printf with empty format"
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stdin: |
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printf ""
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- name: "printf with just format string"
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stdin: |
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printf "just text\n"
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# Type conversion tests (safe cases only)
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- name: "printf valid string to number conversion"
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stdin: |
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printf "%d\n" "42"
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printf "%d\n" "0"
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- name: "printf with percent literal"
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stdin: |
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printf "100%% complete\n"
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- name: "printf %b (backslash escape expansion)"
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known_failure: true
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stdin: |
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printf "%b\n" "hello\\nworld"
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printf "%b\n" "tab\\there"
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printf "%b\n" "quote\\\"here"
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- name: "printf %b with field width"
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known_failure: true
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stdin: |
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printf "%10b|\n" "hello\\nworld"
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printf "%-10b|\n" "tab\\there"
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- name: "printf %T (date/time formatting)"
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known_failure: true # Not supported by uucore
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stdin: |
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printf "%(%Y-%m-%d)T\n" 1234567890
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# Test argument reuse with bash-specific formats
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- name: "printf %q argument reuse"
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known_failure: true
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stdin: |
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printf "%q %q %q\n" "one with spaces" "two"
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- name: "printf %b argument reuse"
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stdin: |
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printf "%b %b %b\n" "one\\ntwo" "three"
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# Test C-style constant interpretation
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- name: "printf with quoted character arguments"
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known_failure: true
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stdin: |
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printf "%d\n" "'A"
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printf "%d\n" '"'
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- name: "printf with plus/minus signs in numeric arguments"
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stdin: |
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printf "%d\n" "+42"
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printf "%d\n" "-17"
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# =================================================================
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# ADDITIONAL STANDARD FORMAT SPECIFIERS
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# More comprehensive coverage of printf(3) man page features
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# =================================================================
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# Additional format specifiers from man page
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- name: "printf %i (signed integer)"
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stdin: |
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printf "%i\n" 42
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printf "%i\n" -17
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- name: "printf %u (unsigned integer)"
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stdin: |
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printf "%u\n" 42
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printf "%u\n" 4294967295
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# Advanced width and precision
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- name: "printf with asterisk width and precision"
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stdin: |
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printf "%*s|\n" 10 "hello"
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printf "%.*s|\n" 3 "hello world"
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printf "%*.*s|\n" 10 3 "hello world"
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- name: "printf with zero precision and zero arg"
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known_failure: true
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stdin: |
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printf "%.0d\n" 0
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- name: "printf with zero precision"
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stdin: |
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printf "%.0d\n" 42
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# Flag characters
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- name: "printf with flag characters"
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stdin: |
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printf "%+d\n" 42
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printf "% d\n" 42
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printf "%#x\n" 255
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printf "%#o\n" 64
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# Left justification
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- name: "printf left justification"
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stdin: |
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printf "%-10s|\n" "left"
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printf "%-10d|\n" 42
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# Zero padding
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- name: "printf zero padding"
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stdin: |
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printf "%010d\n" 42
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printf "%010.2f\n" 3.14
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# Combining flags
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- name: "printf combining flags"
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stdin: |
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printf "%+010d\n" 42
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printf "%-+10d|\n" 42
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# More precision tests
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- name: "printf precision with integers"
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stdin: |
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printf "%.5d\n" 42
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printf "%.5o\n" 42
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printf "%.5x\n" 42
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# Large numbers and edge cases
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- name: "printf with large numbers"
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stdin: |
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printf "%d\n" 2147483647
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printf "%u\n" 4294967295
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printf "%x\n" 4294967295
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# More character and escape testing
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- name: "printf with special characters"
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stdin: |
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printf "%c\n" 0
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printf "%c\n" 32
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printf "%c\n" 127
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# Negative numbers with different formats
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- name: "printf negative numbers"
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stdin: |
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printf "%d\n" -1
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printf "%o\n" -1
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printf "%x\n" -1
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printf "%u\n" -1
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# Empty string handling
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- name: "printf with empty strings"
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stdin: |
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printf "%s|\n" ""
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printf "%5s|\n" ""
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printf "%.5s|\n" ""
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# More empty string handling
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- name: "printf with empty strings for numbers"
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known_failure: true
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stdin: |
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printf "%d" ""
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printf "%x" ""
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# Scientific notation edge cases
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- name: "printf scientific notation edge cases"
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stdin: |
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printf "%e\n" 0.0
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printf "%E\n" 0.0
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printf "%g\n" 0.0000001
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printf "%G\n" 1000000.0
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# Mixed format strings
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- name: "printf mixed formats in one string"
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stdin: |
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printf "Dec: %d, Hex: %x, Oct: %o, Char: %c\n" 65 65 65 65
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# Field width larger than content
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- name: "printf wide fields"
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stdin: |
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printf "%20s|\n" "short"
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printf "%20d|\n" 42
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# Return value testing (should always be 0 for successful printf)
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- name: "printf return value"
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stdin: |
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printf "test"
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echo " exit: $?"
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# Error handling tests - marked as known failures due to external printf differences
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- name: "printf with invalid format"
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ignore_stderr: true
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stdin: |
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printf "%z\n" "test"
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- name: "printf with no arguments"
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ignore_stderr: true
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stdin: |
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printf
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echo "Result: $?"
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- name: "printf string to number conversion with invalid input"
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known_failure: true # Need to investigate
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stdin: |
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printf "%d\n" "abc"
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echo "Result: $?"
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- name: "printf %q with empty string"
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stdin: |
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printf '%q\n' ''
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printf '~%q\n' ''
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- name: "printf -v through nameref"
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known_failure: true
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stdin: |
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declare -n ref=target
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printf -v ref "formatted %d" 42
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echo "target: $target"
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echo "ref: $ref"
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