25 lines
642 B
Bash
25 lines
642 B
Bash
#!/bin/sh
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utest() {
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PROGRAM="$PWD/build/dc"
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EXPECTED="0.67"
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ACTUAL=$("$PROGRAM" -e '0.79 atan p')
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assert_eq "$EXPECTED" "$ACTUAL"
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# Test empty stack
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EXPECTED="'atan' requires one operand"
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ACTUAL=$("$PROGRAM" -e 'atan' 2>&1) || true
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assert_eq "$EXPECTED" "$ACTUAL"
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# Test non numerical values
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EXPECTED="'atan' requires numeric values"
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ACTUAL=$("$PROGRAM" -e '[ foo ] atan' 2>&1) || true
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assert_eq "$EXPECTED" "$ACTUAL"
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# Test complex number
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EXPECTED="(0,inf)"
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ACTUAL=$("$PROGRAM" -e '0 1 b atan p')
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assert_eq "$EXPECTED" "$ACTUAL"
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}
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# vim: ts=4 sw=4 softtabstop=4 expandtab:
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