128 lines
2.5 KiB
YAML
128 lines
2.5 KiB
YAML
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name: "Compound commands: while"
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cases:
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- name: "Single-line while loop"
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stdin: |
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while false; do echo 'In loop'; done
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- name: "break in while loop"
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stdin: |
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while true; do
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echo 'In loop'
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break
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done
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- name: "break 2 in nested loops"
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stdin: |
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while false; do
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echo 'Starting inner loop'
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while true; do
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echo 'In loop'
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break 2
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done
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echo 'Finished inner loop'
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done
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- name: "Arithmetic in while loop"
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stdin: |
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i=5
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while ((i > 0)); do echo $i; i=$((i - 1)); done
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- name: "Alternative arithmetic in while loop"
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stdin: |
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c=0
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limit=4
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while [ $c -lt $limit ]; do
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case "$c" in
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0)
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echo "0"
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;;
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1)
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echo "1"
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;;
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*)
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break
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;;
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esac
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((c++))
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done
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echo "Done"
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- name: "While with return in condition"
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stdin: |
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f() {
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while return 42; do
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echo "Body"
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done
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echo "After while"
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}
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f
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echo "Exit code: $?"
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- name: "While with exit in condition"
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stdin: |
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while exit 42; do
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echo "Body"
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done
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echo "After while"
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- name: "While with break in condition inside outer loop"
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stdin: |
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for i in 1 2 3; do
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echo "Outer iteration $i"
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while break; do
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echo "While body"
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done
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echo "After while"
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done
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echo "After outer loop"
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- name: "While with break 2 in condition inside outer loop"
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stdin: |
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for i in 1 2 3; do
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echo "Outer iteration $i"
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while break 2; do
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echo "While body"
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done
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echo "After while"
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done
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echo "After outer loop"
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- name: "While with continue 2 in condition inside outer loop"
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stdin: |
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for i in 1 2 3; do
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echo "Outer iteration $i"
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while continue 2; do
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echo "While body"
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done
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echo "After while"
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done
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echo "After outer loop"
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- name: "While with return in body"
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stdin: |
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f() {
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i=0
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while [ $i -lt 3 ]; do
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echo "Iteration $i"
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if [ $i -eq 1 ]; then
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return 42
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fi
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i=$((i + 1))
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done
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echo "After while"
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}
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f
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echo "Exit code: $?"
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- name: "While with exit in body"
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stdin: |
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i=0
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while [ $i -lt 3 ]; do
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echo "Iteration $i"
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if [ $i -eq 1 ]; then
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exit 42
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fi
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i=$((i + 1))
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done
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echo "After while"
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